Results 141 to 150 of about 145,791 (256)

Interrogation procedure for double addressed fiber Bragg structures as sensors of radiophotonic fewsensor system

open access: yesФизика волновых процессов и радиотехнические системы, 2018
Microwave photonic sensor systems represent a wide class of information systems with measurement conversion that use standardized analog and parallel links of parallel and sequential type with filtering, allowing to functionally displaying the ...
A.Zh. Sakhabutdinov, O.G. Morozov
doaj  

Ultrafast Coherent Phonon Dynamics in GeTe and GeSe: Contrasting Metavalent and Covalent Bonding

open access: yesSmall, EarlyView.
Ultrafast laser measurements reveal the differences in the optical response of atomic vibrations in GeTe and GeSe thin films. While crystalline GeTe exhibits strong, highly excitation‐sensitive coherent vibrations linked to metavalent bonding, covalently bonded GeSe shows weak or absent coherent phonons.
Timo Veslin   +6 more
wiley   +1 more source

Research Progress on Thermal Runaway and Thermal Management of Lithium‐Ion Batteries

open access: yesSafety Science and Technology, EarlyView.
This review summarizes thermal runaway mechanisms, propagation pathways, mitigation strategies, and intelligent thermal management technologies for lithium‐ion batteries, highlighting the transition from passive heat dissipation to integrated safety regulation through advanced cooling, barrier materials, sensing, machine learning, and digital‐twin ...
Songrong Li   +4 more
wiley   +1 more source

A Dual‐Frequency Sensitivity Model for Optical Fibre Ultrasonic Sensors in Power Transformer Partial Discharge Detection

open access: yesHigh Voltage, EarlyView.
ABSTRACT The detection of partial discharges (PD) on the power transformer tank demands higher sensitivity in ultrasonic detection. To target the detection frequency band for sensor optimisation and enhance sensitivity, this paper presents a dual‐frequency sensitivity model for optical fibre ultrasonic sensors.
Sihan Wang   +4 more
wiley   +1 more source

Advanced Sensing Materials and Their Applications for Power Sensors

open access: yesHigh Voltage, EarlyView.
ABSTRACT The construction of new‐generation power systems imposes stringent requirements on the safety and reliability of critical equipment, making accurate state perception essential for grid security and digital transformation. Sensing materials fundamentally determine sensor performance in terms of sensitivity, bandwidth, environmental adaptability
Weigen Chen   +8 more
wiley   +1 more source

Iterative phase retrieval in macromolecular crystal diffraction using the gradients of intensities

open access: yesJournal of Applied Crystallography, EarlyView.
Incorporating molecular intensity gradients into an iterative projection algorithm enables model‐free electron‐density reconstruction even for low‐solvent macromolecular crystals.Iterative phase retrieval (IPR) offers a model‐independent route to crystallographic structure determination but is fundamentally limited by the sampling of the diffraction ...
Sebastian Bielfeldt   +3 more
wiley   +1 more source

Spectral Response of an Embedded Fiber Bragg Grating to an Arbitrary Non-Axial Mechanical Impact. [PDF]

open access: yesSensors (Basel)
Arseniev D   +13 more
europepmc   +1 more source

Fiber Bragg Grating Dynamic Sensing Through a Dispersive Spectrometer. [PDF]

open access: yesSensors (Basel)
Barbarin Y   +9 more
europepmc   +1 more source

Tuning the Selectivity of Glycerol Electrooxidation via Catalyst Composition and Operating Conditions

open access: yesChemSusChem, Volume 19, Issue 20, 28 October 2026.
Temperature has a high impact on glycerol oxidation processes both in the macroscopic scale, increasing reaction rates and reducing cell potentials, and in the microscopic scale, affecting the reaction mechanism to improve electrode stability and modify product distribution.
Martí Molera   +4 more
wiley   +1 more source

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