Results 41 to 50 of about 8,920 (216)

High Sensitivity Monitoring of VOCs in Air through FTIR Spectroscopy Using a Multipass Gas Cell Setup

open access: yesSensors, 2022
Human exposure to Volatile Organic Compounds (VOCs) and their presence in indoor and working environments is recognized as a serious health risk, causing impairments of varying severities. Different detecting systems able to monitor VOCs are available in
Annalisa D’Arco   +10 more
doaj   +1 more source

Toward Low‐Power Laser Refrigeration ‐ Cooling a Resonant WGM Crystalline Cavity

open access: yesLaser &Photonics Reviews, EarlyView.
Laser refrigeration offers a method to cool solids to low temperatures by using only light. By illuminating bulk crystals doped with rare‐earth ions one can engineer the emitted fluorescent light to be at shorter wavelengths than the pump light ‐ thus extracting heat/phonons from the solid and cooling the crystals.
Jinjin Du   +6 more
wiley   +1 more source

Genome-wide RNAi Screen Reveals a Role for Multipass Membrane Proteins in Endosome-to-Golgi Retrieval

open access: yesCell Reports, 2014
Summary: Endosome-to-Golgi retrieval is an essential membrane trafficking pathway required for many important physiological processes and linked to neurodegenerative disease and infection by bacterial and viral pathogens.
Sophia Y. Breusegem   +1 more
doaj   +1 more source

Multipass wide-field phase imager

open access: yesOptics Express, 2023
Advances in optical imaging always look for an increase in sensitivity and resolution among other practicability aspects. Within the same scope, in this work we report a versatile interference contrast imaging technique, with high phase sensitivity and a large field-of-view of several mm2.
Álvaro Cuevas   +7 more
openaire   +4 more sources

Deciphering Branched Galactomannan Structures via Multistage Ion Mobility MS and MSn Fragmentation (Multistage IMSn)

open access: yesRapid Communications in Mass Spectrometry, EarlyView.
ABSTRACT Rationale Hemicelluloses are abundant carbohydrate components in plant cell walls. They play a crucial structural role in binding cellulose microfibrils, in addition to other biological functions. Their high structural variability directly influences their biological properties, making it important to establish a structure–function ...
Rania Benazza   +3 more
wiley   +1 more source

The Optimal Variation of Zone Lengths in Multipass Zone Refining Processes

open access: yes, 1999
The effect of variable zone length on the separation efficiency in zone refining processes was investigated theoretically. During zone refining operation, properly adjusting the zone length along the ingot influences the solute concentration in the ...
Ho, Chii-Dong; Yeh, Ho-Ming; Yeh, Tzuoo-Lun   +3 more
core   +1 more source

Single-stage few-cycle nonlinear compression of milliJoule energy Ti:Sa femtosecond pulses in a multipass cell

open access: yes, 2021
International audienceWe report on the nonlinear temporal compression of mJ energy pulses from a Ti:Sa chirped pulse amplifier system ina multipass cell filled with argon.
Tcherbakoff, Olivier   +19 more
core   +1 more source

Trajectory Optimization Approach for Adaptive Multiple-Pass Aeroassisted Orbital Maneuver

open access: yesSpace: Science & Technology
Aeroassisted orbital maneuver changes the energy and orbit of a vehicle by traversing the planetary atmosphere. It is an essential method for achieving low-energy orbit transfer, and multipass aeroassisted orbital maneuver has been the most common type ...
Rui Teng   +3 more
doaj   +1 more source

A New Approach to Simulate HSLA Steel Multipass Welding through Distributed Point Heat Sources Model

open access: yesMetals, 2018
Mechanical properties of welded joints depend on the way heat flows through the welding passes. In multipass welding the reheating of the heat affected zone (HAZ) can form local brittle zones that need to be delimited for evaluation.
Dario Magno Batista Ferreira   +4 more
doaj   +1 more source

Multifaceted Behavior and Versatility Features of Ferritic Stainless Steels, Part II: Investigating Electromagnetic, Mechanical, and Corrosion Behavior

open access: yessteel research international, EarlyView.
This review's second part details the mechanical, corrosion, and electromagnetic behaviors of FSSs. It integrates the foundational microstructure (texture/defects/precipitates) and processing effects from Part I to establish and analyze complex property–property interrelationships critical for high‐performance applications.
Shahab Bazri   +2 more
wiley   +1 more source

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