Results 21 to 30 of about 986,627 (254)

Self-assembly of gold nanoparticles grafted with amphiphilic supramolecular block copolymers

open access: yesGiant, 2022
Design of polymer grafted plasmonic metal nanoparticles (PGNPs) has received continuous interest due to polymer-driven self-assembly of plasmonic nanoparticles (NPs) as a means to control interparticle plasmon coupling in ensembles.
Zichao Wei   +7 more
doaj   +1 more source

White-Light-Emitting Supramolecular Polymer Gel Based on β-CD and NDI Host-Guest Inclusion Complex

open access: yes, 2021
Supramolecular polymer formed by non-covalent interactions between complementary building blocks entraps solvents and develops supramolecular polymer gel. A supramolecular polymer gel was prepared by the heating-cooling cycle of β-cyclodextrin (β-CD) and
Sujay Kumar Nandi   +4 more
core   +1 more source

Achiral organoiodine-functionalized helical polyisocyanides for multiple asymmetric dearomative oxidations

open access: yesNature Communications, 2023
Immobilizing organocatalysts onto helical polymers can facilitate catalyst recycling and boost enantioselectivity. Here, the authors prepare achiral organoiodine-functionalized single left- and right-handed helical polyisocyanides from the same monomers ...
Zong-Quan Wu   +6 more
doaj   +1 more source

Molecular Dynamics Simulation of Polymer Nanocomposites with Supramolecular Network Constructed via Functionalized Polymer End-Grafted Nanoparticles

open access: yes, 2023
Since the proposal of self-healing materials, numerous researchers have focused on exploring their potential applications in flexible sensors, bionic robots, satellites, etc. However, there have been few studies on the relationship between the morphology
Wei Shang   +4 more
core   +1 more source

An unexpected N-dependence in the viscosity reduction in all-polymer nanocomposite

open access: yesNature Communications, 2019
Addition of small nanoparticles into polymer melt can lead to decrease in viscosity but the underlying mechanism for such viscosity reduction remains unclear.
Tao Chen   +9 more
doaj   +1 more source

Supramolecular polymer [PDF]

open access: yes, 1999
A polymer comprising monomeric units linked via 4 H-bridges and bound within said polymer via a different bond.
Beijer, F.H.   +3 more
core   +1 more source

Heterogeneous Nucleation in Protein Crystallization

open access: yesBiomimetics, 2023
Protein crystallization was first discovered in the nineteenth century and has been studied for nearly 200 years. Protein crystallization technology has recently been widely used in many fields, such as drug purification and protein structure analysis ...
Hao Liu, Yue Zhao, Jing Sun
doaj   +1 more source

Enhanced intermolecular forces in supramolecular polymer nanocomposites

open access: yeseXPRESS Polymer Letters, 2017
Ureido-pyrimidone (Upy) can dimerize in a self-complementary array of quadruple hydrogen bonds. In this paper, supramolecular polymer composites were prepared by blending Upy functionalized nanosilica with Upy end-capped polycarbonatediol.
F. Lin   +5 more
doaj   +1 more source

Identification of Supramolecular Structures of Porphyrin Polymer on Single-Walled Carbon Nanotube Surface Using Microscopic Imaging Techniques

open access: yes, 2023
Although the supramolecular structure of porphyrin polymers on flat surfaces (i.e., mica and HOPG) has been extensively studied, the self-assembly arrays of porphyrin polymers on the SWNT (as curved nanocarbon surfaces) have yet to be fully identified ...
Takuji Ogawa   +3 more
core   +1 more source

Unconventional assemblies of bisacylhydrazones: The role of water for circularly polarized luminescence

open access: yesAggregate, 2022
Understanding the precise molecular arrangement of chiral supramolecular polymers is essential not only to comprehend complex superstructures like proteins and DNA but also for the development of next‐generation optoelectronic materials, including ...
Hye Jin Cho   +9 more
doaj   +1 more source

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