Results 31 to 40 of about 135,127 (291)

Surface‐Enforced Alignment of Reprogrammable Liquid Crystalline Elastomers

Advanced Science, 2022
Liquid crystalline elastomers (LCEs) are stimuli‐responsive materials capable of undergoing large deformations. The thermomechanical response of LCEs is attributable to the coupling of polymer network properties and disruption of order between liquid ...
Tayler S. Hebner, Bruce E. Kirkpatrick, Kristi S. Anseth, Christopher N. Bowman, Timothy J. White   +4 more
doaj   +1 more source

Solvent-assisted conformational interconversion of an organic semiconductor with multiple non-covalent interactions

Cell Reports Physical Science, 2022
Summary: The conformational isomerism originated from the rotation of single bonds significantly affects the properties of conjugated molecules.
Yi Zhang, Chunyang Yu, Tong Shan, Yan Chen, Yan Wang, Mingchen Xie, Tao Li, Zhibin Yang, Hongliang Zhong   +8 more
doaj   +1 more source

Mechanically bonded macromolecules [PDF]

, 2010
Mechanically bonded macromolecules constitute a class of challenging synthetic targets in polymer science. The controllable intramolecular motions of mechanical bonds, in combination with the processability and useful physical and mechanical properties ...
Benítez, Diego, Fang, Lei, Goddard, William A., III, Olson, Mark A., Stoddart, J. Fraser, Tkatchouk, Ekaterina   +5 more
core   +1 more source

Dynamic Combinatorial Libraries: From Exploring Molecular Recognition to Systems Chemistry [PDF]

, 2013
Dynamic combinatorial chemistry (DCC) is a subset of combinatorial chemistry where the library members interconvert continuously by exchanging building blocks with each other.
Li, Jianwei,, Nowak, Piotr,, Otto, Sijbren,   +2 more
core   +6 more sources

Mechanically Resistant Poly(N‐vinylcaprolactam) Microgels with Sacrificial Supramolecular Catechin Hydrogen Bonds

Advanced Science, 2022
Microgels (μgels) swiftly undergo structural and functional degradation when they are exposed to shear forces, which potentially limit their applicability in, e.g., biomedicine and engineering.
Emilia Izak‐Nau, Susanne Braun, Andrij Pich, Robert Göstl   +3 more
doaj   +1 more source

Tubulin bond energies and microtubule biomechanics determined from nanoindentation in silico [PDF]

, 2015
Microtubules, the primary components of the chromosome segregation machinery, are stabilized by longitudinal and lateral non-covalent bonds between the tubulin subunits.
Ataullakhanov, Fazly I., Barsegov, Valeri, Dima, Ruxandra I., Grishchuk, Ekaterina L., Kholodov, Yaroslav, Kononova, Olga, Marx, Kenneth A., Theisen, Kelly E.   +7 more
core   +1 more source

Dynamic Covalent Bonds in 3D-Printed Polymers: Strategies, Principles, and Applications

Applied Sciences
Dynamic covalent bonds within polymer materials have been the subject of ongoing research. These bonds impart polymers, particularly thermosets, with capabilities for self-healing and reprocessing. Concurrently, three-dimensional (3D) printing techniques
Trong Danh Nguyen, My Thi Ngoc Nguyen, Jun Seop Lee   +2 more
doaj   +1 more source

Dynamic multiphase semi-crystalline polymers based on thermally reversible pyrazole-urea bonds

Nature Communications, 2019
Dynamic polymer materials with reversible covalent bonds can reorganize their macromolecular architectures, and thus produce a macroscopic response to the environment.
Wen-Xing Liu, Zhusheng Yang, Zhi Qiao, Long Zhang, Ning Zhao, Sanzhong Luo, Jian Xu   +6 more
doaj   +1 more source

Dynamic Covalent Bond-Based Polymer Chains Operating Reversibly with Temperature Changes

Molecules
Dynamic bonds can facilitate reversible formation and dissociation of connections in response to external stimuli, endowing materials with shape memory and self-healing capabilities.
Sojeong Roh, Yeonjeong Nam, My Thi Ngoc Nguyen, Jae-Hee Han, Jun Seop Lee   +4 more
doaj   +1 more source

From Simplicity to Complexity via Subcomponent Self-Assembly

CHIMIA, 2008
Subcomponent self-assembly allows the construction of complex architectures from simple building blocks via the formation of covalent bonds around metal templates.
Marie Hutin, David Schultz, Jonathan R. Nitschke   +2 more
doaj   +1 more source