Results 61 to 70 of about 758,338 (350)

The Effect of Polymer Structures on Polymer Stabilized Blue Phase Liquid Crystals

open access: yesCumhuriyet Science Journal, 2017
In the present work, the effects of polymerstructures on blue phase liquid crystals were carried out. Blue-phase liquidcrystal samples with wide temperature range including room temperature wereobtained by means of the polymer network formation.
Nejmettin Avcı
doaj   +1 more source

A Review on Gel Polymer Electrolytes for Dye-Sensitized Solar Cells

open access: yesMicromachines, 2022
Significant growth has been observed in the research domain of dye-sensitized solar cells (DSSCs) due to the simplicity in its manufacturing, low cost, and high-energy conversion efficiency. The electrolytes in DSSCs play an important role in determining
Prasad Raut   +4 more
doaj   +1 more source

Recent Progress in Oxide‐Based Na‐Ion Conductors

open access: yesAdvanced Engineering Materials, EarlyView.
Recent advances in oxide‐based sodium‐ion conductors are reviewed, focusing on β/β″‐alumina, NASICON‐type compounds, and Na5YSi4O12‐type (N5) silicates, together with emerging perovskite and layered oxides. Improvements in ionic conductivity, compositional tuning, and processing are highlighted.
Bowei Xun   +3 more
wiley   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Azobenzene-containing liquid crystalline composites for robust ultraviolet detectors based on conversion of illuminance-mechanical stress-electric signals

open access: yesNature Communications, 2021
Wearable polymer ultraviolet (UV) detectors seriously suffer from slow response time. Here, the authors propose a UV illuminance-mechanical stress-electric signal conversion based on well-defined ionic liquid-containing liquid crystalline polymer and ...
Xiaoxiong Zheng, Yining Jia, Aihua Chen
doaj   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Opto-fluidic third order distributed feed-back dye laser [PDF]

open access: yes, 2006
This letter describes the design and operation of a polymer-based third order distributed feed-back (DFB) microfluidic dye laser. The device relies on light-confinement in a nano-structured polymer film where an array of nanofluidic channels is filled by
Gersborg-Hansen, Morten   +1 more
core   +2 more sources

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Spinodal phase separation in semi-interpenetrating polymer networks - polystyrene-cross-polymethacrylate [PDF]

open access: yes, 1995
Morphology control in semi-interpenetrating polymer networks has been achieved by means of a two-step process, separating morphology formation and polymerization/crosslinking.
Beyer, Jenö   +2 more
core   +1 more source

Effect of Ordering on Spinodal Decomposition of Liquid-Crystal/Polymer Mixtures

open access: yes, 1998
Partially phase-separated liquid-crystal/polymer dispersions display highly fibrillar domain morphologies that are dramatically different from the typical structures found in isotropic mixtures.
A. Onuki   +25 more
core   +1 more source

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