Results 91 to 100 of about 66,920 (303)

Impedance of Nonelectroneutral Solid Electrolyte Interphases With Nanopores: A Theoretical Model

open access: yesAdvanced Science, EarlyView.
Physical modeling reveals that often‐neglected non‐electroneutrality and nanopores in the solid‐electrolyte interphase (SEI) govern the impedance behavior. Under nonreactive conditions, the low‐frequency constant‐phase element (CPE) phenomenon can be attributed to the nonelectroneutral local conditions in the SEI.
Chenkun Li, Jun Huang
wiley   +1 more source

Composite mobile system for holographic nondestructive testing [PDF]

open access: yes, 1972
Innovation provides a single system flexible enough to test objects ranging from large amplitude displacement and/or velocities down to extremely small displacements and/or velocities by making only a few minor adjustments in the component ...
Kurtz, R. L.
core   +1 more source

People Counting and Positioning Using Low‐Resolution Infrared Images for FeFET‐Based In‐Memory Computing

open access: yesAdvanced Electronic Materials, EarlyView.
In this work, low‐resolution infrared imaging is combined with a 28 nm FeFET IMC architecture to enable compact, energy‐efficient edge inference. MLC FeFET devices are experimentally characterized, and controlled multi‐level current accumulation is validated at crossbar array level.
Alptekin Vardar   +9 more
wiley   +1 more source

Evaluation of a method to measure water content in porous media by employing ultrasound

open access: yesIngeniería e Investigación, 2003
A method to measure water content in porous media, such as solis and grains, was developed as a real time nondestructive test. The method was based on piezoelectric ultrasonic transducers as a sensor system.
Luis Leonardo Sáenz Cruz   +1 more
doaj  

Mid-Infrared Lifetime Imaging for Viability Evaluation of Lettuce Seeds Based on Time-Dependent Thermal Decay Characterization

open access: yesSensors, 2013
An infrared lifetime thermal imaging technique for the measurement of lettuce seed viability was evaluated. Thermal emission signals from mid-infrared images of healthy seeds and seeds aged for 24, 48, and 72 h were obtained and reconstructed using ...
Byoung-Kwan Cho   +4 more
doaj   +1 more source

Research Progress and Applications of Non‐Carrier‐Injection Electroluminescence

open access: yesAdvanced Electronic Materials, EarlyView.
Non‐carrier‐injection electroluminescence (NCI‐EL) uses AC fields and displacement currents to trigger light from internal charge reservoirs, enabling minimalist emitters with remotely coupled terminals. This review maps shared mechanisms across organics, GaN, quantum dots, and TMDCs, compares planar, interdigital, single‐terminal, and coaxial designs,
Wei Huang   +6 more
wiley   +1 more source

Non‐destructive evaluation of in‐place rehabilitated concrete pavements

open access: yesJournal of Civil Engineering and Management, 2010
Several in‐place rehabilitation techniques have been used before placing an Asphalt Concrete (AC) overlay on Portland Cement Concrete (PCC) pavements in attempts to minimize reflection cracking.
Kasthurirangan Gopalakrishnan   +2 more
doaj  

Non-Destructive Evaluation of Thermal Treatment Influence on Elastic Engineering Parameters of Poplar

open access: yesDrvna Industrija
Twelve elastic constants (Young’s modulus (EL, ER, and ET,), shear modulus (GLR, GLT, and GRT) and Poisson’s ratios (νLR, νLT, νRT, νTR, νRL, and νTL)) of Populus canadensis M.
Tuğba Yılmaz Aydın, Murat Aydın
doaj   +1 more source

Radioactive nondestructive test method [PDF]

open access: yes
Various radioisotope techniques were used as diagnostic tools for determining the performance of spacecraft propulsion feed system elements. Applications were studied in four tasks.
Obrien, J. R., Pullen, K. E.
core   +1 more source

CsPbBr3–Nanodiamonds Hybrid Wafers for Mechanically Robust, High‐Performance X‐Ray Detection

open access: yesAdvanced Electronic Materials, EarlyView.
NDs‐engineered CsPbBr3 hybrid wafers, fabricated via scalable solid‐state grinding and cold pressing, utilize trace NDs to regulate mechanochemical conversion, promote heterogeneous nucleation, bridge grain boundaries, and passivate interfacial defects. The optimized wafer exhibits dense microstructures, improved charge transport, reduced dark current,
Yanan Gong   +11 more
wiley   +1 more source

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