Results 91 to 100 of about 14,849,827 (330)

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Modulation masking for recurrent low-noise noise masker

open access: yesArchives of Acoustics, 2014
The main purpose of these investigations was to examine modulation masking phenomenon for recurrent low-noise noise masker. Such masker is characterized by three parameters, namely: repetition frequency, frep, centre frequency, fo, and bandwidth, b.
D. J. Kutzner
doaj  

Low-frequency active noise control of an underwater large-scale structure with distributed giant magnetostrictive actuators [PDF]

open access: yes, 2017
A light and thin underwater large-plate active acoustic structure is developed that satisfies the particular requirements of high pressure resilience, low frequency and high efficiency encountered in underwater work environments.
Thomas, P. J. (Peter J.), Wang, Wenjie
core   +1 more source

Copy Number Variants and Their Association With Intracerebral Hemorrhage Risk: A Case–Control Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Intracerebral Hemorrhage (ICH) is a leading cause of morbidity and mortality worldwide and lacks effective therapeutic interventions. Despite previous studies, the genetic underpinnings of ICH remain poorly understood. We sought to investigate the role of copy number variants (CNVs) in ICH pathophysiology to identify novel ...
Savvina Prapiadou   +12 more
wiley   +1 more source

Аdaptive broadband low-noise RF amplifier

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2020
Adaptive broadband low-noise radio frequency amplifiers (ABLNRFA) are widely used in the construction of systems for protecting radio receiving paths from nonlinear damage in a non-stationary electromagnetic environment (EME).
I. Yu. Malevich, P. V. Zayats
doaj   +1 more source

A correlation noise spectrometer for flicker noise measurement in graphene samples [PDF]

open access: yes, 2019
We present a high-resolution digital correlation spectrum analyzer for the measurement of low frequency resistance fluctuations in graphene samples. The system exploits the cross-correlation method to reject the amplifiers' noise.
Callegaro, Luca   +3 more
core   +3 more sources

Higher Amyloid and Tau Burden Is Associated With Faster Decline on a Digital Cognitive Test

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective A 2‐min digital clock‐drawing test (DCTclock) captures more granular features of the clock‐drawing process than the pencil‐and‐paper clock‐drawing test, revealing more subtle deficits at the preclinical stage of Alzheimer's disease (AD). A previous cross‐sectional study demonstrated that worse DCTclock performance was associated with
Jessie Fanglu Fu   +16 more
wiley   +1 more source

Towards Globally Optimized Masking: From Low Randomness to Low Noise Rate

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2019
We improve the state-of-the-art masking schemes in two important directions. First, we propose a new masked multiplication algorithm that satisfies a recently introduced notion called Probe-Isolating Non-Interference (PINI).
Gaëtan Cassiers   +1 more
doaj   +1 more source

1/f noise of Josephson-junction-embedded microwave resonators at single photon energies and millikelvin temperatures

open access: yes, 2011
We present measurements of 1/f frequency noise in both linear and Josephson-junction-embedded superconducting aluminum resonators in the low power, low temperature regime - typical operating conditions for superconducting qubits.
Levenson-Falk, E. M.   +4 more
core   +1 more source

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