RSC - Soft Matter latest articles

Topology of nematic liquid crystal colloids confined to two dimensions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50713K, Review Article

Uros Tkalec, Igor Musevic
We present an overview of recent development in the field of nematic colloids with an emphasis on topological methods applied to experiments.
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Directed Assembly of Particles Using Microfluidic Droplets and Bubbles

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50888A, Review Article

Teresa Brugarolas, Fuquan Tu, Daeyeon Lee
Assembly of particles into three dimensional structures is critical for a variety of advanced applications including photonics, optics, catalysis, MEMS, drug delivery and biosensing. Needless to say, a precise control...
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Sustainable Nanomaterials Derived from Polysaccharides and Amphiphilic Compounds

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50358E, Review Article

Seyedeh Parinaz Akhlaghi, Baoliang Peng, Zhaoling Yao, Kam C Tam
This review article describes and discusses the physical properties of three major classes of biomacromolecules, namely polysaccharides (PS), polypeptides (PP), and polynucleotides (PN). PP and PN can be classified as...
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Mechanical stability of phase-segregated multicomponent lipid bilayers enhanced by PS-b-PEO diblock copolymers

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50855B, Paper

Ruby May A. Sullan, Weiqing Shi, Helane Chan, James K. Li, Gilbert C Walker
Polymeric additives affect the mechanics of phospholipid vesicles, but little is known about the effect to supported lipid bilayers that are phase segregated on the submicron length scale. In this...
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Drop deposition on under-liquid low energy surfaces

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50981H, Paper

Prashant Waghmare, Siddhartha Das, Sushanta Mitra
In this paper, we propose a new technique for non-intrusive drop deposition on under-liquid low energy surfaces. This technique addresses the limitations of the conventional drop deposition method, in which...
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Depletion-Induced Size Fractionation of Nanorod Dispersions

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50825K, Paper

Ssu-Wei Hu, Yu-Jane Sheng, Heng-Kwong Tsao
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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Micromechanics of temperature sensitive microgels: Dip in Poisson ratio near the LCST

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50917F, Paper

Panayiotis Voudouris, Daniel Florea, Paul van der Schoot, Hans M. Wyss
Microgels of poly-N-isopropylacrylamide (pNIPAM) exhibit a remarkable sensitivity to environmental conditions, most strikingly a pronounced deswelling that occurs close to the lower critical solution temperature (LCST) of the polymer at...
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Geometry and fragmentation of soft brittle impacted bodies

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50789K, Review Article

Emmanuel Villermaux, Nicolas Vandenberghe
Some mechanisms of shape selection and fragmentation patterns of impacted or strongly solicited elastic bodies of simple geometry are reviewed. By strongly solicited we mean objects whose shape undergoes order...
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FtsZ protein on bilayer membranes: effects of specific lateral bonds

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50590A, Paper

Pablo Gonzalez de Prado Salas, Mario Encinar, Marisela Velez, Pedro Tarazona
We use a simple lattice model to explore the self-assembled structures of protein filaments.
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Nambu-Goldstone modes and diffuse deformations in elastic shells

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50476J, Paper

Christian D. Santangelo
This paper presents a new method to describe small, diffuse deformations of shells.
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The link between mechanisms of deposition and the physico-chemical properties of plasma polymer films.

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51039E, Paper

Andrew Michelmore, David Steele, David Robinson, Jason Whittle, Robert Short
Film thickness and functional group retention are routinely measured parameters for plasma polymers. It is known that other parameters such as density, solubility and mechanical properties can affect the performance...
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Non-ionic assembly of nanofibrillated cellulose and polyethylene glycol grafted carboxymethyl cellulose and the effect of aqueous lubrication in nanocomposite formation.

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50578B, Paper

Anna Maria Olszewska, Karoliina Junka, Niklas Nordgren, Janne Laine, Mark William Rutland, Monika Osterberg
A facile route to significantly lower the frictional forces between cellulose nanofibrils (NFC) has been presented. The concept is based on the surface modification of NFC by adsorption of polyethylene...
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Effects of elevated temperature on the structure and properties of calcium-silicate-hydrate gels: The role of confined water

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50975C, Paper

Patrick Alain Bonnaud, Qing Ji, Krystyn J Van Vliet
The binding phase of cementitious materials, calcium-silicate-hydrates, can be described as nanogranular and as an inorganic hydrogel. Similar to other hydrated "soft matter," the water confined within the nano- to...
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Magneto-induced Microstructure Characterization of Magnetorheological Plastomers using Impedance Spectroscopy

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51072G, Paper

Yangguang Xu, Xinglong Gong, Taixiang Liu, Shouhu Xuan
An impedance spectroscopy (IS) method is employed to investigate the magneto-induced microstructure mechanism of magnetorheological plastomers (MRPs). The IS of MRPs with two typical particle distributions (isotropic and anisotropic) are...
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Monte Carlo simulation of thermo-responsive charged nanogels in salt-free solutions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM00093A, Paper

Manuel Quesada-Perez, Alberto Martin-Molina
When charged thermo-responsive nanogels shrink upon heating, they form a hollow sphere, with the charged beads concentrated on the inner and outer surfaces, and some counterions enclosed in the inner space.
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The Effects of pH on The Self-Assembly of a Collagen Derived Peptide Amphiphile

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51029H, Communication

Ashkan Deshorkhi, Valeria Castelletto, Ian Hamley, Jozef Adamcik, Raffaele Mezzenga
Transitions in nanostructure driven by pH are observed for a self-assembling peptide amphiphile (PA) with a cationic pentapeptide headgroup. At pH 3, the PA forms flat tape-like structures, while at...
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Phase behavior of rigid, amphiphilic star polymers

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51135A, Paper

Christian Koch, Athanassios Panagiotopoulos, Federica Lo Verso, Christos N Likos
We determine the phase behavior of rigid, amphiphilic diblock copolymer stars in solution, by employing a lattice model and applying Grand Canonical Monte Carlo simulations as well as histogram reweighting...
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Effect of simulation temperature on bilayer-vesicle transition studied by coarse-grained molecular dynamics simulations.

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51038G, Paper

Choon-Peng Chng
Computer simulations of the spontaneous self-assembly of phospholipid vesicles have found a bicelle intermediate which curls up into a vesicle. Although coarse-grained (or intermediate-resolution) molecular dynamics simulation studies have been...
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Pressure Effects on a Protein-Lipid Model Membrane

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50911G, Paper

Chandrashekhar V. Kulkarni, Oscar Ces, Richard Templer, John Seddon
We attempt to mimic cellular biomembrane structures using a mixture of two important biochemical components - a membrane protein and a lipid, in presence of water. Protein loaded lipid structures...
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Biodegradable and temperature-responsive drug delivery system based on polyaspartamides with isopropylamine pendent groups

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50904D, Paper

Xin Gu, Jingjing Wang, Xiaofei Liu, Dongping Zhao, Yinong Wang, Hui Gao, Guolin Wu
To develop poly(amino acid)s with temperature-sensitivity, a series of polyaspartamides with isopropylamide and hydroxyalkylamide pendent groups were synthesized by a successive aminolysis reaction of polysuccinimide. The structure of the rsulting...
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An analytic mean-field model for the magnetic response of a ferrofluid monolayer

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM27939A, Paper

Eugene C. Gartland, Epifanio G. Virga
We extend the analysis of the mean-field model introduced in a previous paper [Piastra and Virga, Soft Matter, 2012, 8, 10969] for a monolayer of spherical colloidal particles with shifted point dipoles studied in previous work [Kantorovich et al., Soft Matter, 2011, 7, 5217].
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Self-consistent field predictions for quenched spherical biocompatible triblock copolymer micelles.

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM27829H, Paper

Jerome G.J.L. Lebouille, Remco Tuinier, Leo F.W. Vleugels, Martien A Cohen-Stuart, Frans Leermakers
We have used the Scheutjens-Fleer self-consistent field (SF-SCF) method to predict the self-assembly of triblock copolymers with a solvophilic middle block and sufficiently long solvophobic outer blocks.We model copolymers consisting...
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Yielding and fracturing of concentrated emulsions in narrow gaps

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50314C, Paper

Catherine P. Whitby, Rebecca McVicker, Jason N. Connor, Rossen Sedev
The rheology of a compressed emulsion changes dramatically when shear is applied over a length scale comparable to its microstructure.
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Blowing drops off a filament

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50618E, Paper

R. P. Sahu, S. Sinha-Ray, A. L. Yarin, B. Pourdeyhimi
Experimental and theoretical investigations of drop motion and blowing off the filament in parallel and cross-flow of gas.
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Tuning the morphology of triblock terpoly(2-oxazoline)s containing a 2-phenyl-2-oxazoline block with varying fluorine content

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50159K, Paper

Ulrich Mansfeld, Stephanie Hoeppener, Kristian Kempe, Jean-Marc Schumers, Jean-Francois Gohy, Ulrich S. Schubert
The assembly of triblock terpolymers consisting of poly[2-ethyl-2-oxazoline-b-2-(1-ethylpentyl)-2-oxazoline-b-2-(2,6-Xfluorophenyl)-2-oxazoline] (X = di, tri, tetra and penta) was investigated in water.
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One-step radiation-induced construction of multi-responsive self-assemblies using simple cyclic ethers

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50327E, Paper

Chuhong Yu, Li Zhao, Shuojue Wang, Zhenpeng Cui, Jing Peng, Jiuqiang Li, Maolin Zhai, Jianbin Huang
A novel, general and one-step method was developed for the fabrication of 'smart' self-assemblies via [gamma]-irradiation of simple cyclic ethers in water.
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The bacterial type IV pilus system - a tunable molecular motor

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50546D, Highlight

Berenike Maier
Bacteria have evolved surface-exposed polymers called pili with remarkable physical properties.
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Buckling pathways in spherical shells with soft spots

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50719J, Paper

Jayson Paulose, David R. Nelson
A soft spot in a hollow spherical shell strongly influences its collapse under a uniform external pressure.
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Charge influence of liposome on transdermal delivery efficacy

Soft Matter, 2013, 9,5649-5656
DOI: 10.1039/C3SM50522G, Paper

Geng Qin, Shengyong Geng, Liping Wang, Yanqun Dai, Bin Yang, Jin-Ye Wang
Transdermal delivery of charged liposomes. Larger vesicles might deform and lose their external bilayers during penetration and some vesicles may rupture.
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Self-assembly in casting solutions of block copolymer membranes

Soft Matter, 2013, 9,5557-5564
DOI: 10.1039/C3SM27475F, Paper

Debora Salomon Marques, Ulla Vainio, Nicolas Moreno Chaparro, Victor Manuel Calo, Ali Reza Bezahd, Jed W. Pitera, Klaus-Viktor Peinemann, Suzana P. Nunes
Membranes with exceptional pore regularity and high porosity were tailored from block copolymer solutions.
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Two-dimensional self-assembly of diblock copolymers into nanoscopic aggregates: from dots to disks, then rings, and finally short and long rods

Soft Matter, 2013, 9,5642-5648
DOI: 10.1039/C3SM50191D, Paper

Xiaodong Hong, Shujuan Liu, You Wang
This paper presents a simple strategy that enables the two-dimensional self-assembly of an amphiphilic polystyrene-block-poly(methyl methacrylate) diblock copolymer into a variety of nanoscopic aggregates to proceed on a solid substrate.
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Swelling-induced deformations: a materials-defined transition from macroscale to microscale deformations

Soft Matter, 2013, 9,5524-5528
DOI: 10.1039/C3SM00135K, Communication

Anupam Pandey, Douglas P. Holmes
Here we present an experimental study of a transition between macroscopic structural bending and microscopic surface creasing in elastomeric beams swollen non-homogeneously with favorable solvents. This analysis gives rise to an "elastoswelling" length scale (l_es) that quantifies the transition.
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Morphological transformation of pyrazine-based acene-type molecules after blending with semiconducting polymers: from fibers to quadrilateral crystals

Soft Matter, 2013, 9,5634-5641
DOI: 10.1039/C3SM00082F, Paper

Mingguang Li, Ying Li, Jiangang Liu, Lixiang Wang, Yanchun Han
After blending with P3HT, the morphology of PBA changed from fibers to quadrilateral crystals by solvent vapor annealing due to a subtle balance of the interactions among PBA, solvent molecules and blended polymers.
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Roles of chemical pattern period and film thickness in directed self-assembly of diblock copolymers

Soft Matter, 2013, 9,5624-5633
DOI: 10.1039/C3SM50532D, Paper

Yong-Biao Yang, So Jung Park, Pilwon Kim, Jaeup U. Kim
Thin film nanostructures of cylinder-forming AB diblock copolymers on a chemically patterned substrate are systematically examined using a new numerical self-consistent field theory (SCFT) scheme we developed.
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Non-equilibrium adsorption of 2AnB patchy colloids on substrates

Soft Matter, 2013, 9,5616-5623
DOI: 10.1039/C3SM50386K, Paper

Cristovao S. Dias, Nuno A. M. Araujo, Margarida M. Telo da Gama
Two regimes for patchy colloid growth on a substrate have been found depending on the valence and interactions.
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The multi-faceted role of the actin cap in cellular mechanosensation and mechanotransduction

Soft Matter, 2013, 9,5516-5523
DOI: 10.1039/C3SM50798J, Review Article

Dong-Hwee Kim, Allison B. Chambliss, Denis Wirtz
The perinuclear actin cap (or actin cap) is a recently characterized cytoskeletal organelle composed of thick, parallel, and highly contractile acto-myosin filaments that are specifically anchored to the apical surface of the interphase nucleus.
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Cross-linked vegetable oil with covalently loaded dexamethasone: linear drug release for osteogenic induction of hBMSCs in vitro

Soft Matter, 2013, 9,5609-5615
DOI: 10.1039/C3SM50271F, Paper

Zhaoxing Liu, Lei Cao, Chunyan Bao, Shanfeng Dong, Kerong Dai, Linyong Zhu
Cross-linked and dexamethasone-conjugated vegetable oil exhibited the linear release of dexamethasone and an obvious osteogenic differentiation effect on hBMSCs.
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Strain propagation in artificial extracellular matrix proteins can accelerate cell spreading and polarization

Soft Matter, 2013, 9,5602-5608
DOI: 10.1039/C3SM27137D, Paper

Shelly Tzlil, David A. Tirrell
We suggest that propagation of strain in soft extracellular matrix can cause 'adhesion waves' in CHO cells cultured on viscoelastic protein substrates and accelerate cell spreading and polarization.
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Penetration of polymer-grafted nanoparticles through a lipid bilayer

Soft Matter, 2013, 9,5594-5601
DOI: 10.1039/C3SM27254K, Paper

Qing Liang
Penetration of polymer-grafted nanoparticles through a lipid bilayer.
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High aspect ratio cylindrical microdomains oriented vertically on the substrate using block copolymer micelles and temperature-programmed solvent vapor annealing

Soft Matter, 2013, 9,5550-5556
DOI: 10.1039/C3SM27734H, Paper

Sungnam Kim, Gumhye Jeon, Sung Woo Heo, Hye Jeong Kim, Seung Bin Kim, Taihyun Chang, Jin Kon Kim
High aspect ratio cylindrical microdomains oriented vertically on a substrate were prepared using block copolymer micelles and temperature-ramp solvent vapor annealing.
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Optimised determination of viscoelastic properties using compliant measurement systems

Soft Matter, 2013, 9,5581-5593
DOI: 10.1039/C3SM50706H, Paper

James W. Andrews, James Bowen, David Cheneler
Permissible indentation region.
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Self-assembly and accurate preparation of Au nanoparticles in the aqueous solution of a peptide A6D and a zwitterionic C14DMAO

Soft Matter, 2013, 9,5572-5580
DOI: 10.1039/C3SM50444A, Paper

Yingying Dou, Hai Xu, Jingcheng Hao
Self-assembled nanotubes with very large aspect ratio and unfolded nanobelts of surfactant-like peptides were obtained in C₁₄DMAO aqueous solutions.
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Collective ordering of colloids in grafted polymer layers

Soft Matter, 2013, 9,5565-5571
DOI: 10.1039/C3SM50486G, Paper

Tine Curk, Francisco J. Martinez-Veracoechea, Daan Frenkel, Jure Dobnikar
We present Monte Carlo simulations of collective ordering of colloidal particles pulled into grafted polymer layers by an external force, examine the phase behaviour and theoretically explain the observed microphase separation.
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Microvascular endothelial cell spreading and proliferation on nanofibrous scaffolds by polymer blends with enhanced wettability

Soft Matter, 2013, 9,5529-5539
DOI: 10.1039/C3SM50328C, Paper

Maria Moffa, Alessandro Polini, Anna Giovanna Sciancalepore, Luana Persano, Elisa Mele, Laura Gioia Passione, Giovanni Potente, Dario Pisignano
Highly wettable scaffolds based on blends could promote vascularization. These nanofibrous scaffolds could expedite the formation of blood vessels and promote the proliferation of Human dermal Microvascular Endothelial Cells.
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Rheopexy and tunable yield stress of carbon black suspensions

Soft Matter, 2013, 9,5540-5549
DOI: 10.1039/C3SM27650C, Paper

Guillaume Ovarlez, Laurent Tocquer, Francois Bertrand, Philippe Coussot
Different flow curves are obtained after different flow histories: the apparent yield stress increases with the preshear intensity.
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Activities and future challenges of soft matter and biological physics education

Soft Matter, 2013, 9,5512-5515
DOI: 10.1039/C3SM90026F, Editorial

Erich Sackmann
Erich Sackmann discusses Soft Matter education at the undergraduate level.
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Construction of Highly Viscoelastic Anionic Wormlike Micellar Solution by Carboxylate Gemini Surfactant with A p-Dibenzenediol Spacer

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50694K, Paper

Danhua Xie, Jianxi Zhao, Yi You
The viscoelastic wormlike micellar solutions formed by the carboxylate gemini surfactant, O, O'-bis(sodium 2-dodecylcarboxylate)-p-dibenzenediol (referred to as C12[capital Phi]2C12), have been investigated by steady-state and dynamic frequency-sweep rheological techniques. Another system...
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Responsive organogels formed by supramolecular self assembly of PEG-block-allyl-functionalized racemic polypeptides into [small beta]-sheet-driven polymeric ribbons

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50582K, Paper

Jiong Zou, Fuwu Zhang, Yingchao Chen, Jeffery E. Raymond, Shiyi Zhang, Jingwei Fan, Jiahua Zhu, Ang Li, Kellie Seetho, Xun He, Darrin J. Pochan, Karen L. Wooley
We present a chemically reactive racemic diblock polypeptide organo-gelator with exceptionally low critical gelation concentrations.
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Molecular modelling of shear deformations in ordered and disordered Calcium Silicate Hydrates

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50442E, Paper

Hegoi Manzano, Enrico Masoero, Inigo Lopez Arbeloa, Hamlin Manson Jennings
The calcium silicate hydrate (C-S-H) gel is the phase that provides cohesive strength to cement. The mechanics of the C-S-H gel at the molecular level is key to the durability...
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Crosslinking proteins modulate the self-organization of driven systems

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50506E, Communication

Volker Schaller, Kurt M. Schmoller, Esra Karakose, Benjamin Hammerich, Matthias Maier, Andreas R. Bausch
The inherent activity of the cellular cytoskeleton is responsible for its unique properties - but at the same time impedes its thorough understanding. It is extremely challenging to predict to...
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Liquid Crystal Necklaces: Cholesteric Drops Threaded by Thin Cellulose Fibres

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50900A, Paper

Maria Helena Godinho, Yong Geng, David Sec, Pedro Almeida, Oleg D. Lavrentovich, Slobodan Zumer
Liquid crystals in confined geometries exhibit numerous complex structures often including topological defects that are controlled by the nematic elasticity, chirality and surface anchoring. In this work, we study the...
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Topological microfluidics for flexible micro-cargo concepts

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50677K, Paper

Anupam Sengupta, Christian Bahr, Stephan Herminghaus
State-of-the-art microfluidic techniques rely usually on an isotropic carrier fluid, the flow of which is modulated using morphological patterns on the microchannels, or application of external fields. In the present...
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Reentrant structural phase transition in amphiphilic self-assembly

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51239H, Communication

Jianing Liu, Meike Harms, Vasil M Haramus, Christel C. Muller-Goymann
Amphiphilic molecules can self-assemble into a variety of aggregates and mesophases. Yet, predictions of phase transitions are not always met. In this communication, we demonstrate a novel structural phase transition...
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Elasto-capillary meniscus: pulling out a soft strip sticking to a liquid surface

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50251A, Paper

Marco Rivetti, Arnaud Antkowiak
We revisit the Laplace/Gay-Lussac problem of extraction of an object sticking to a liquid surface by considering the role of the object softness.
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Magnetic field directed assembly of two-dimensional fractal colloidal aggregates

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50306B, Paper

Julie Byrom, Sibani Lisa Biswal
Aggregates with tunable fractal dimension have been assembled using a mixture of paramagnetic and diamagnetic microparticles in ferrofluid.
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Influence of solvent on the supramolecular architectures in molecular gels

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50936B, Paper

S. Wu, J. Gao, T. J. Emge, M. A. Rogers
Physical properties of SAFiNs are directly influenced by solvent parameters, of which, the hydrogen-bonding Hansen solubility parameter is most influential.
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The Impact of Fluorination on the Structure and Properties of Self-Assembled Monolayer Films

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM00054K, Review Article

Oussam Zenasni, Andrew C. Jamison, T Randall Lee
Abstract: The adsorption of partially fluorinated amphiphiles on metal/metal oxide surfaces allows for the generation of specifically fluorinated thin-film interfaces. Such surfaces are often compared to polytetrafluoroethylene (PTFE), which exhibits...
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Electric field effect on the phase diagram of a bent-core liquid crystal

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50852H, Paper

Francesco Vita, Immacolata Fausta Placentino, Claudio Ferrero, Gautam Singh, Edward Samulski, Oriano Francescangeli
We have investigated the effects of a low frequency electric field on the thermotropic behavior of a nematogenic bent-core liquid crystal by means of X-ray diffraction. We have determined for...
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The physics of membrane tubes: soft templates for studying cellular membranes.

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50514F, Review Article

Aurelien Roux
Lipid membranes under shear or under pulling forces generate surprising cylindrical structures called membrane tubes. Their size varies between a few hundreds of nanometers to a few tens of nanometers....
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Adhesive water-in-oil nano-emulsions generated by the phase inversion temperature method

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51064F, Paper

Nicolas Anton, Patrick Saulnier
This study aims to explore and understand the formulation of reverse (water-in-oil) nano-emulsions by the phase inversion temperature method (PIT method). Over the last decade, the low-energy nano-emulsification methods have...
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Molecular Dynamics Simulations of PPI Dendrimer-Drug Complexes

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50434D, Paper

Vaibhav Jain, Vishal Maingi, Prabal Kumar Maiti, Prasad. V. Bharatam
Dendrimeric nanoparticles are potential drug delivery devices which can enhance the solubility of hydrophobic drugs, thus increase their bioavailability and sustained release action. A quantitative understanding of the dendrimer-drug interactions...
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Modelling the interplay between covalent and physical interactions in cyclodextrin-based hydrogel: effect of water confinement

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50827G, Paper

Vincenza Crupi, Domenico Majolino, Andrea Mele, Barbara Rossi, Francesco Trotta, Valentina Venuti
The vibrational dynamics of a new class of cyclodextrin-based hydrogel is here in deep explored with the aim to clarify the intimate relationship between the structural and functional properties of...
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Pearl-necklace complexes of flexible polyanions with neutral-cationic diblock copolymers

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50536G, Paper

Monika Dominika Golinska, Frits de Wolf, Martien A Cohen-Stuart, Armando Hernandez-Garcia, Renko de Vries
We study the complexation of very asymmetric diblock copolymers (consisting of a cationic block of 12 lysines connected to a 400 amino acid long hydrophilic polypeptide block with a net...
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Hierarchical Simulations of Hybrid Polymer/Solid Materials

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50330E, Review Article

Vagelis Harmandaris, Karen Johnston
Complex polymer/solid materials have gain a lot of attention during the last 2-3 decades due to the fundamental physical problems and the broad spectrum of technological applications in which they...
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Exploring the kinetics of switchable polymer surfaces with dynamic tensiometry

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50596K, Paper

Justin Alan Kleingartner, Hyomin Lee, Michael Rubner, Gareth H McKinley, Robert Cohen
Switchable polymer multilayer coatings consisting of poly(vinyl alcohol) (PVA) and poly(acrylic acid) (PAA) were prepared via Layer-by-Layer (LbL) assembly and post-functionalized with poly(ethylene glycol methyl ether) (PEG).
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Hydrophobin: fluorosurfactant-like properties without fluorine

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM51262B, Paper

Roberto Milani, Evanthia Monogioudi, Michele Baldrighi, Gabriella Cavallo, Valentina Arima, Lucia Marra, Alessandra Zizzari, Ross Rinaldi, Markus B Linder, Giuseppe Resnati, Pierangelo Metrangolo
The stabilization of fluorous oil droplets in aqueous environment is a critical issue in the preparation of emulsified systems for biomedical applications and in emulsion polymerization technology, due to the...
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Shape anisotropic colloids: synthesis, packing behavior, evaporation driven assembly, and their application in emulsion stabilization

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50404B, Review Article

Venkateshwarrao Dugyala, Santosh Vasant Daware, Basavaraja Madivala
Recent surge to explore and exploit the effect of particle shape has lead to several interesting and unique observations in various diverse fields ranging from biology to material science. To...
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Complex architectures formed by alginate drops floating on liquid surfaces

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM27847F, Paper

Elisa Mele, Despina Fragouli, Roberta Ruffilli, Gian Luca De Gregorio, Roberto Cingolani, Athanassia Athanassiou
We demonstrate the generation of natural polymeric structures of complex shapes and controlled composition, starting from the collision of aqueous drops of alginate with the surface of a calcium ion-based...
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Controlled formation of hydrophobic surfaces by self-assembly of an amphiphilic natural protein from aqueous solutions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50667C, Paper

Fangyuan Dong, Graciela W. Padua, Yi Wang
Hydrophobic surfaces are of interest in many electronic devices and biomedical applications for the control of wettability and adsorption behavior.
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Nonaqueous ionic liquid microemulsions of 1-butyl-3-methylimidazolium tetrafluoroborate, toluene and ethanol

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50869B, Paper

Jie Xu, Lin Zhang, Aolin Yin, Wan Guo Hou, Ying Yang
The phase behavior of the ternary system consisting of the hydrophilic ionic liquid (IL) 1-butyl-3-methylimidazolium tetrafluoroborate (bmimBF4), toluene and ethanol was investigated. Single-phase microemulsion and multiphase regions were observed in...
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Smart wormlike micelles switched by CO2 and air

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50913C, Communication

Yongmin Zhang, Zonglin Chu, Cecile Ayako Dreiss, Yuejiao Wang, Chenhong Fei, Yujun Feng
A CO2-switchable wormlike micellar system was fabricated by N-rucamidopropyl-N,N-dimethylamine without any hydrotropes. Its viscoelasticity varies by five orders of magnitude when cyclically bubbling CO2 and air at ambient temperature and...
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Disentangling glass and jamming physics in the rheology of soft materials

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50503K, Highlight

Atsushi Ikeda, Ludovic Berthier, Peter Sollich
The shear rheology of soft particles systems becomes complex at large density because crowding effects may induce a glass transition for Brownian particles, or a jamming transition for non-Brownian systems....
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Scaling in dynamic response of hectorite clay suspensions containing poly(ethylene glycol) along universal route of aging

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50436K, Paper

Weixiang Sun, Tao Wang, Chaoyang Wang, Xinxing Liu, Zhen Tong
The temporal growth of dynamic response during the aging of hectorite clay suspensions containing NaCl with different poly(ethylene glycol) (PEG) concentrations was measured. For each PEG concentration, the dynamic responses...
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Myosin II does it all: Assembly, Remodeling, and Disassembly of actin networks are governed by myosin II activity

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50309G, Paper

Yaron Ideses, Adar Sonn-Segev, Yael Roichman, Anne Bernheim
Eukaryotic cells rely on their cytoskeleton to carry out coordinated motion, to transport materials within them, and to interact mechanically with their environment. To adapt to the changing requirements, the...
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Conformational changes upon high pressure induced hydration of poly(N-isopropylacrylamide) microgels

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM27653H, Communication

Sebastian Grobelny, Christian Hofmann, Mirko Erlkamp, Felix Plamper, Walter Richtering, Roland Winter
We investigated thermosensitive poly(N-isopropylacrylamide) microgels by high-pressure small angle X-ray scattering and Fourier-transform infrared spectroscopy below and above the collapse temperature. The measurements reveal little pressure-induced deswelling below the volume...
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Alternative dissipation mechanisms and the effect of the solvent in friction between polymer brushes on rough surfaces

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50491C, Paper

Sissi de Beer, Martin Muser
Surfaces covered with end-anchored polymers under good solvent conditions have excellent tribological properties. The friction between such surfaces is commonly attributed to steady-state interdigitation of the opposing polymer brushes. However,...
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Disulfide bond- stabilized physical gels of an asymmetric collagen-inspired telechelic protein polymer

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50641J, Paper

Thi Hien Thao Pham, Paulina J. Skrzeszewska, Marc Werten, Wolf Rombouts, Martien A Cohen-Stuart, Frits de Wolf, Jasper van der Gucht
We designed and produced an asymmetric collagen-inspired telechelic protein polymer with end blocks that can form triple helices of different thermal stability. Both end blocks consist of a motif that...
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Calcium mediated interaction of calf-thymus DNA with monolayers of distearylphosphatidylcholine: a neutron and X-ray reflectivity study

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50350J, Paper

Aleksandra P. Dabkowska, Jonathan P. Talbot, Leide P. Cavalcanti, John R. P. Webster, Andrew Nelson, David Barlow, Giovanna Fragneto, M Jayne Lawrence
X-ray and neutron reflection studies, the latter in conjunction with contrast variation, have been combined to study the interaction of calf thymus DNA (ctDNA) with monolayers of distearylphosphatidylcholine (DSPC) in...
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Microphase separation induced by competitive hydrogen bonding interactions in semicrystalline triblock copolymer/homopolymer complexes

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50646K, Paper

Nisa Salim, Nishar Hameed, Tracey L Hanley, Qipeng Guo
Microphase separation through competitive hydrogen bonding interactions in ABC/D triblock copolymer/homopolymer complexes are studied for the first time. This study investigated self-assembled nanostructures that are obtained in the bulk, by...
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Cholesterol modulates the fusogenic activity of a membranotropic domain of the FIV glycoprotein gp36

Soft Matter, 2013, Accepted Manuscript
DOI: 10.1039/C3SM50553G, Paper

Giuseppe Vitiello, Giovanna Fragneto, Ariel Alcides Petruk, Annarita Falanga, Stefania Galdiero, Anna Maria D'Ursi, Antonello Merlino, Gerardino D'Errico
Lipid composition of viral envelopes is usually rich in sphingolipids and cholesterol (CHOL). These components cause a stiffening effect on the membrane, thus enhancing the energetic barrier to be overcome...
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The effect of substrate rigidity on the assembly of specific bonds at biological interfaces

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM00036B, Paper

Alireza S. Sarvestani
We present a thermodynamic model for the coupling between a flexible membrane and a compliant bio-adhesive substrate.
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Effects of dielectric inhomogeneity in polyelectrolyte solutions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50632K, Communication

Issei Nakamura, Zhen-Gang Wang
We illustrate the effects of dielectric inhomogeneity on the statistical properties of polyelectrolytes in solution, by a lattice Monte Carlo simulation that combines the bond fluctuation model with a local algorithm for computing the electrostatic interactions.
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Effective pair potentials between nanoparticles induced by single monomers and polymer chains

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50495F, Paper

Xue-Zheng Cao, Holger Merlitz, Chen-Xu Wu, S. A. Egorov, Jens-Uwe Sommer
The effective interaction between nanoparticles varies according to the radial distribution of monomers about them.
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Effect of selective nanoparticles on phase separation of copolymer-nanoparticle composites confined between two neutral surfaces

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50169H, Paper

Xiangsong Wu, Peng Chen, Xiaoshuang Feng, Ru Xia, Jiasheng Qian
Using Monte Carlo simulation, we investigated the phase separation of copolymer-nanoparticle composites confined between two neutral surfaces.
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Measuring the surface tension of yield stress fluids

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50551K, Paper

J. Boujlel, P. Coussot
The aspect (meniscus) of an initially planar free surface put in contact with a solid blade (thickness: 0.1 mm) for (left) a simple liquid (water) and (right) a yield stress fluid (a Carbopol gel of yield stress: 40 Pa).
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Adhesive force between paired microdroplets coated with lipid monolayers

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50938A, Paper

Miho Yanagisawa, Taka-aki Yoshida, Miyuki Furuta, Satoshi Nakata, Masayuki Tokita
We created pairs of adhering water-in-oil microdroplets coated with lipid monolayers as model cells and studied the effects of the physicochemical properties of the lipids on the adhesive force [capital Delta]F.
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Theoretical analysis of growth or swelling wrinkles on constrained soft slabs

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50640A, Paper

Fei Jia, Martine Ben Amar
Growth or swelling of soft slabs attached to a rigid substrate generates large compressive stresses at their surface.
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Softly constrained films

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50484K, Review Article

Luca Giomi
I review some of the important mathematical and physical developments that contributed to our understanding of shape formation in softly constrained films and their recent application to the mechanics of adherent cells.
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Precise determination of the Poisson ratio in soft materials with 2D digital image correlation

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50901J, Paper

Robyn H. Pritchard, Pascal Lava, Dimitri Debruyne, Eugene M. Terentjev
Digital correlation of speckled images allows detailed analysis of spatial and temporal evolution of local strains. We study highly inhomogeneous composites, elastomers with high elastic anisotropy and swollen gels. After a step deformation the bulk modulus takes a long time to relax, suggesting that nano-voids are created in network.
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Fragility and glass transition temperature of polymer confined under isobaric and isochoric conditions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50171J, Paper

Chuan Zhang, Rodney D. Priestley
The impact of isobaric and isochoric confinement on the dynamic fragility as well as the glass transition temperature is explored for a polymeric glass-former.
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Enhancing and reversing the electric field at the oil-water interface with size-asymmetric monovalent ions

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50753J, Paper

Guillermo Ivan Guerrero-Garcia, Yufei Jing, Monica Olvera de la Cruz
Here, we show that the ionic size-asymmetry between small cations and large anions can significantly increase or reverse locally the electric field near a liquid-liquid interface at high salt concentrations. This suggests a robust ionic trapping/release mechanism at oil-water interfaces in the vicinity of the point of zero charge.
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A finite-size scaling study of wedge filling transitions in the 3D Ising model

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50207D, Paper

Jose Manuel Romero-Enrique, Alvaro Rodriguez-Rivas, Luis F. Rull, Andrew O. Parry
We analyse theoretically and by computer simulations the finite-size scaling at the critical wedge filling transition for the 3D Ising model.
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Polymers in 2-D confinement

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50644D, Paper

Henrich Frielinghaus, Xiuli Frielinghaus, Nino Ruocco, Jurgen Allgaier, Wim Pyckhout-Hintzen, Dieter Richter
2-D confined polymer chains were observed using small angle neutron scattering.
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Growth of ring-shaped microtubule assemblies through stepwise active self-organisation

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50704A, Paper

Daisuke Inoue, Arif Md. Rashedul Kabir, Hiroyuki Mayama, Jian Ping Gong, Kazuki Sada, Akira Kakugo
Stepwise active self-organisation of microtubules offers a means to prolong the growth of the ring-shaped microtubule assemblies.
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Submicron hybrid vesicles consisting of polymer-lipid and polymer-cholesterol blends

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50733E, Paper

Svenja Winzen, Max Bernhardt, David Schaeffel, Amelie Koch, Michael Kappl, Kaloian Koynov, Katharina Landfester, Anja Kroeger
The formation of hybrid polymer-lipid and polymer-cholesterol submicron unilamellar vesicles is investigated by a combination of analytical techniques with respect to membrane packing and nanomechanical properties.
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Yield stress, thixotropy and shear banding in a dilute aqueous suspension of few layer graphene oxide platelets

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50708D, Paper

K. S. Vasu, Rema Krishnaswamy, S. Sampath, A. K. Sood
We demonstrate that percolated network of non-aggregating GO platelets (aspect ratio [similar] 5000) form a thixotropic yield stress fluid above the volume fraction ([curly or open phi]_c) > 3.75 [times] 10^-4.
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Swelling of a hemi-ellipsoidal ionic hydrogel for determination of material properties of deposited thin polymer films: an inverse finite element approach

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50805F, Paper

Victorien Prot, Hrafn Mar Sveinsson, Kamila Gawel, Ming Gao, Bjorn Skallerud, Bjorn Torger Stokke
Mechanical properties of selective deposited polymer films at the surface of an ionic hydrogel are deduced using finite element modeling of the constraining effect on the swelling.
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Structures and pathways for clathrin self-assembly in the bulk and on membranes

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50737H, Paper

Richard Matthews, Christos N. Likos
We present a coarse-grained model of clathrin that is simple enough to be computationally tractable yet includes key observed qualitative features: a triskelion structure with excluded volume between legs; assembly of polymorphic cages in the bulk; formation of buds on a membrane.
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Mechano-responsive calix[4]arene-based molecular gels: agitation induced gelation and hardening

Soft Matter, 2013, Advance Article
DOI: 10.1039/C3SM50577D, Paper

Xiuqin Cai, Ying Wu, Liya Wang, Ni Yan, Jing Liu, Xiaohua Fang, Yu Fang
Sonication or agitation promotes the gelation of the isopropanol solution of a specially designed and synthesized cholesteryl derivative of calix[4]arene at room temperature, and enhances the strength of the gel.
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Energy landscapes, structural topologies and rearrangement mechanisms in clusters of dipolar particles

Soft Matter, 2013, 9,5407-5416
DOI: 10.1039/C3SM50711D, Paper

James D. Farrell, Christabel Lines, James J. Shepherd, Dwaipayan Chakrabarti, Mark A. Miller, David J. Wales
Pathways for the formation of knots and other highly organised structures are elucidated through exploration of the potential energy landscape.
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