Results 181 to 190 of about 970,917 (377)

Photochromic Organic–Inorganic Material for Focusable Adaptive Lenses Fabrication

open access: yesAdvanced Photonics Research, EarlyView.
This study investigates a zirconia‐based hybrid organic–inorganic material incorporating dithienylethene molecules for adaptive optics. It offers excellent photochromic properties, thermal stability, and adjustable thickness, enabling effective refractive index modulation.
Giorgia Franchin   +6 more
wiley   +1 more source

Zero‐Power, Optical Toxic Gas and Vapor Sensors Utilizing Printed Nematic Liquid Crystal Patterns on Selectively Reactive Substrates

open access: yesAdvanced Sensor Research, EarlyView.
Fast response, zero‐power, text or image sensors utilizing light transmission or reflection, and no unfavorable color change judgments, are fabricated using printed nematic liquid crystals patterned on reactive alignment layers, permit ppt‐ to ppb‐level sensitivity, and were field‐tested with active firefighters.
Ryan A. Williams   +9 more
wiley   +1 more source

Ammonia Dynamics in the Human Body: Insights in Biomedical Sensing Technologies

open access: yesAdvanced Sensor Research, EarlyView.
Ammonia (NH3) is a significant biomarker in diagnostics, affecting the respiratory system, stomach, liver, kidneys, bladder, and gastrointestinal tract. NH3 detection, using sensors, has the potential to improve medical diagnosis. This review examines recent advancements in NH3 sensing technologies and explores future research directions, including ...
Annelot Nijkoops   +8 more
wiley   +1 more source

The effects of breathing techniques on pain intensity of burn dressing

open access: yesMajallah-i Bālīnī-i Parastārī va Māmāyī, 2014
Background and aim: Burn injury is a major problem that which often leads to hospitalization, surgeries, and treatment costly. Burn Pain was one of the strongest and most usually types of pain.
Hedayatolah Lalegani   +2 more
doaj  

Optimized Pt Loaded Cerium Tungstate Electrochemical Sensor for Rapid Response and Recovery NO2 Detection

open access: yesAdvanced Sensor Research, EarlyView.
Pt/Ce2(WO4)3, synthesized via simple calcination and hydrothermal methods, serves as a promising electrochemical gas sensor for detecting nitrogen dioxide (NO2). This study investigates the structural characteristics of the sensor. The sensor with 0.5 wt.% Pt loading exhibits the optimal sensing performance, demonstrating high sensitivity and ...
Jiaxin Li   +3 more
wiley   +1 more source

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