Results 51 to 60 of about 55,744 (188)

Biopolymer-Based Multilayer Capsules and Beads Made via Templating: Advantages, Hurdles and Perspectives

open access: yesNanomaterials, 2021
One of the undeniable trends in modern bioengineering and nanotechnology is the use of various biomolecules, primarily of a polymeric nature, for the design and formulation of novel functional materials for controlled and targeted drug delivery ...
Anna S. Vikulina, Jack Campbell
doaj   +1 more source

From Magnetic Fibers to Paper Architectures: A Lightweight Strategy for Robust Low‐Frequency Microwave Absorption

open access: yesAdvanced Science, EarlyView.
A scalable process converts para‐aramid fibers into soft‐magnetic building blocks via micrometer‐thick Fe0.64Ni0.36 (Invar‐type) coatings. Assembled into paper, they form a hierarchical conductive network whose tunable permeability enables thin, lightweight microwave absorption in the low‐frequency (S‐band) regime.
You Wu   +7 more
wiley   +1 more source

Water and ion pairing in polyelectrolyte multilayers

open access: yes, 1999
The water content in multilayers made from poly(styrenesulfonate) and poly(diallyldimethylammonium chloride) was determined using infrared spectroscopy and thermal gravimetric analysis.
Dubas, ST   +4 more
core   +1 more source

Micro-impedance cytometry

open access: yes, 2010
Electrical impedance spectroscopy is a non-invasive and label free technique that allows for rapid counting and characterisation of particles in suspension based on their response to applied AC potentials. In recent years, lab-on-a-chip technologies have
Bernabini, Catia
core   +2 more sources

Translational Barriers and AI‐Driven Challenges of Microfluidics‐Enabled Wearables and Implantable Systems in Personalized Medicine

open access: yesAdvanced Science, EarlyView.
An integrative review of microfluidics‐enabled wearables and implantable systems reveals a single‐track translation pipeline, bridging functional biomaterials with clinical utility. Dynamic feedback loops driven by artificial intelligence advance diagnostics toward personalized closed‐loop theranostics.
Ke Huang   +3 more
wiley   +1 more source

Biological applications of weal polyelectrolyte multilayers [PDF]

open access: yes, 2005
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Chemical Engineering, 2005.Includes bibliographical references.This thesis research focused on biological applications of ultra-thin weak polyelectrolyte multilayers with specific emphasis ...
Berg, Michael C., Ph. D. Massachusetts Institute of Technology
core  

NMR studies of PAH/PSS polyelectrolyte multilayers adsorbed onto silica

open access: yes, 2004
: Solid-state NMR spectroscopy is used to monitor the layer-by-layer (L-B-L) growth of polyelectrolyte multilayers on colloidal silica. The dynamics and conformation of polyelectrolyte multilayers comprised of the weak polycation, poly(allylamine ...
Barrett, C. J.   +12 more
core   +1 more source

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

A method to construct polyelectrolyte multilayers film containing gold nanoparticles

open access: yes, 2007
Gold nanoparticles in polyelectrolyte multilayers film can be easily prepared by repeating immersion of a substrate in poly(diallyl dimethylammonium) chloride (PDDA)-AuCl4 - complexes solution followed by reduction Au3+ through heating.
Chen, Hongjun   +3 more
core   +1 more source

Polyelectrolyte multilayers : towards single cell studies [PDF]

open access: yes, 2014
Single cell analysis (SCA) is nowadays recognized as one of the key tools for diagnostics and fundamental cell biology studies. The Layer-by-layer (LbL) polyelectrolyte assembly is a rather new but powerful technique to produce multilayers.
Dmitry Volodkin   +10 more
core   +2 more sources

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