Results 71 to 80 of about 34,480 (263)

Oxygen‐Vacancy‐Regulated Crystallization and Ferroelectric Phase Stabilization in Hf0.5Zr0.5O2 Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Temperature‐resolved in situ grazing‐incidence wide‐angle X‐ray scattering reveals that oxygen vacancies actively regulate crystallization in Hf0.5Zr0.5O2 thin films. By decoupling macroscopic strain from intrinsic phase evolution, a vacancy‐lean environment significantly lowers the activation energy barrier for crystallization.
Hyun Woo Jeong   +9 more
wiley   +1 more source

Phase locking and absolute frequency stabilization of laser sources for a Pr:YSO quantum memory

open access: yesApplied Physics Express
We propose a scheme to phase lock a quantum-memory control laser, frequency-conversion pump laser, and two-photon source over three octaves in frequency to operate a quantum memory.
Yohei Sugiyama   +4 more
doaj   +1 more source

Theoretical study on phase locking of the array of fiber lasers coupled by bi-dimensional mutual injection

open access: yesAIP Advances, 2011
In this paper, the array of fiber lasers coupled by bi-dimensional mutual injection is firstly, to our knowledge, investigated. Phase locking of the array is theoretically studied and the phase-locked states of the array are given.
Jianqiu Cao   +4 more
doaj   +1 more source

Tracking Battery Microstructural Degradation Through Directional Thermal Transport Signatures

open access: yesAdvanced Functional Materials, EarlyView.
In lithium‐ion batteries, heat conduction varies between the through‐plane and in‐plane directions because of the cell's layered structure. Therefore, cell degradation influences thermal conductivity in each direction uniquely due to detailed microstructural and compositional changes.
Mohammad Shoghi Tekmedash   +6 more
wiley   +1 more source

Phase-locked signals elucidate circuit architecture of an oscillatory pathway.

open access: yesPLoS Computational Biology, 2010
This paper introduces the concept of phase-locking analysis of oscillatory cellular signaling systems to elucidate biochemical circuit architecture.
Andreja Jovic   +8 more
doaj   +1 more source

Silicon neurons that phase-lock

open access: yes2006 IEEE International Symposium on Circuits and Systems, 2006
We present a silicon neuron with a dynamic, active leak that enables precise spike-timing with respect to a time-varying input signal. Our neuron models the mammalian bushy cell, which enhances the phase-locking of its acoustically driven inputs. Our model enhances phase-locking by up to 38% (quantified by vector strength) across a 60 dB range of ...
J. H. Wittig Jr., Kwabena Boahen 0001
openaire   +2 more sources

Exchange‐Coupled Two‐Dimensional MOFs

open access: yesAdvanced Functional Materials, EarlyView.
Graphene mediates ferromagnetic coupling between two‐dimensional metal‐organic frameworks and cobalt. Fe‐tetracyanobenzene develops a remanent magnetic response whose orientation follows the cobalt magnetization direction and persists up to room temperature, whereas Ni‐TCNB remains only field‐polarized.
Iulia Cojocariu   +5 more
wiley   +1 more source

Research on Laser Automatic Phase−Locking Technology for Atomic Interferometric Gravity Gradient Measurement

open access: yesPhotonics
Atomic interferometric gravity gradient measurement enables atomic interference by manipulating atoms with lasers of specific frequencies. Thus, the frequency and phase−locking performance of the laser system exerts a significant impact on key ...
Jipeng Wang, Bangcheng Han, Jinhai Bai
doaj   +1 more source

Phase Locked Matrix Factorization

open access: yes, 2011
Publication in the conference proceedings of EUSIPCO, Barcelona, Spain ...
Miguel S. B. Almeida   +2 more
openaire   +3 more sources

A 3D Human Neuron‐on‐Chip Platform to Monitor Neuronal Injury Responses

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a novel 3D Neuron‐on‐Chip model that can maintain human PSC‐derived excitatory prefrontal cortex neurons in 3D hydrogels and can be used to monitor neuronal injury responses over time. Results show injury‐induced acute neuronal excitotoxicity, declining neuronal connectivity, and the activation of a neurodegenerative, SASP‐like ...
Ruiping Tang   +16 more
wiley   +1 more source

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