Results 51 to 60 of about 223,045 (345)

Elongation and fluctuations of semi-flexible polymers in a nematic solvent [PDF]

open access: yes, 2004
We directly visualize single polymers with persistence lengths ranging from $\ell_p=0.05$ to 16 $\mu$m, dissolved in the nematic phase of rod-like {\it fd} virus.
A. Bensimon   +25 more
core   +3 more sources

A comprehensive review on types and properties of biopolymers as sustainable bio‐based alternatives for packaging

open access: yesFood Biomacromolecules
Biopolymers, derived from renewable resources such as plants, animals, and microorganisms, are emerging as sustainable alternatives to traditional petroleum‐based polymers.
Ditimoni Dutta, Nandan Sit
semanticscholar   +1 more source

Biopolymers as a sustainable solution for the enhancement of soil mechanical properties

open access: yesScientific Reports, 2020
Improving soil engineering properties is an inevitable process before construction on soft soil. Increasing soil strength with chemical stabilizing agents, such as cement, raises environmental concerns. Therefore, sustainable solutions are in high demand.
A. Soldo, M. Miletić, M. Auad
semanticscholar   +1 more source

Nano-encapsulation of olive leaf phenolic compounds through WPC-pectin complexes and evaluating their release rate [PDF]

open access: yes, 2016
In this study, W/O micro-emulsions as primary emulsions and a complex of whey protein concentrate (WPC) and pectin in the external aqueous phase were used to produce W/O/W emulsions.
Assadpour, E.   +3 more
core   +1 more source

Comparison of the aerobic biodegradation of biopolymers and the corresponding bioplastics: A review.

open access: yesScience of the Total Environment, 2020
Biodegradable plastics made from biopolymers (made in nature) or from bio-based polymers (made in a factory) are becoming increasingly important in replacing the massive amounts of conventional, non-degradable fossil-based plastics that have been ...
E. Polman   +3 more
semanticscholar   +1 more source

Evidence for a quadruplex structure in the polymorphic hs1.2 enhancer of the immunoglobulin heavy chain 3’ regulatory regions and its conservation in mammals [PDF]

open access: yes, 2016
Regulatory regions in the genome can act through a variety of mechanisms that range from the occurrence of histone modifications to the presence of protein-binding loci for self-annealing sequences.
Cacchione, Stefano   +9 more
core   +2 more sources

The effect of disorder in the contact probability of elongated conformations of biopolymers

open access: yes, 2015
Biopolymers are characterized by heterogeneous interactions, and usually perform their biological tasks forming contacts within domains of limited size. Combining polymer theory with a replica approach, we study the scaling properties of the probability ...
Tiana, Guido
core   +1 more source

Fate and impact of organics in an immersed membrane bioreactor applied to brine denitrification and ion exchange regeneration [PDF]

open access: yes, 2010
The application of membrane bioreactors (MBRs) to brine denitrification for ion exchange regeneration has been studied. The developed culture was capable of complete brine denitrification at 50 gNaCl.l−1.
Judd, Simon J.   +2 more
core   +1 more source

Biopolymers for hydrogels in cosmetics: review

open access: yesJournal of Materials Science: Materials in Medicine, 2020
Hydrogels are cross-linked networks of macromolecular compounds characterized by high water absorption capacity. Such materials find a wide range of biomedical applications. Several polymeric hydrogels can also be used in cosmetics. Herein, the structure,
S. Mitura, A. Sionkowska, Amit Jaiswal
semanticscholar   +1 more source

The Force-Velocity Relation for Growing Biopolymers

open access: yes, 2000
The process of force generation by the growth of biopolymers is simulated via a Langevin-dynamics approach. The interaction forces are taken to have simple forms that favor the growth of straight fibers from solution.
A. E. Carlsson   +24 more
core   +1 more source

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