Results 221 to 230 of about 2,377,272 (370)

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

A 3D‐Printed Microfluidic Sensor Platform for Online Bioprocess Monitoring

open access: yesAdvanced Sensor Research, EarlyView.
A 3D‐printed microfluidic lab‐on‐a‐chip sensor platform is presented, compatible with various cultivation setups, that integrates sensors for pH, pO₂, pCO₂, glucose, lactate, and additionally features a sampling unit for small‐volume abstraction. With this platform, continuous real‐time monitoring of critical bioprocess parameters is enabled and ...
Christopher Heuer   +5 more
wiley   +1 more source

Field Trials of Low‐Cost Bi‐TiO2‐P25 Solar Photo Catalyst for Water Treatment

open access: yesAdvanced Sustainable Systems, EarlyView.
Journey of a low‐cost and easy to synthesize catalyst from development to validation in laboratory, followed by testing for its ability to reduce total coliform and E. Coli in the real‐world water using solar light in rural India. Abstract A low‐cost, easy to make Bi‐TiO2‐P25 composite is synthesized via a reverse micelle sol‐gel route and is tested ...
Ayushi Arora   +6 more
wiley   +1 more source

Upcycling Canola: Closed‐Loop Water Retting System for Sustainable Fiber Production from Waste Canola Stalks

open access: yesAdvanced Sustainable Systems, EarlyView.
The closed‐loop gravitational retting system accelerates fiber extraction, making it the fastest known water retting technique. It efficiently produces high‐quality canola fiber while preserving its structure. Additionally, it minimizes carbon emissions, supporting sustainability.
Md Shadhin   +7 more
wiley   +1 more source

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