Results 71 to 80 of about 858,701 (293)

Time delay estimation based on variational mode decomposition

open access: yesAdvances in Mechanical Engineering, 2017
In order to improve the time delay estimation of colored noise signals, this article proposes generalized cross-correlation time delay estimation based on variational mode decomposition.
Jing-Yi Lu, Dong Ye, Wen-Ping Ma
doaj   +1 more source

Photon Shot Noise Dephasing in the Strong-Dispersive Limit of Circuit QED

open access: yes, 2012
We study the photon shot noise dephasing of a superconducting transmon qubit in the strong-dispersive limit, due to the coupling of the qubit to its readout cavity.
A. P. Sears   +13 more
core   +4 more sources

Perturbative analytic theory of an ultrahigh-Q toroidal microcavity [PDF]

open access: yes, 2007
A perturbation theoretic approach is proposed as an efficient characterization tool for a tapered fiber coupled ultrahigh-quality factor (Q) toroidal microcavity with a small inverse aspect ratio.
Min, Bumki, Vahala, Kerry, Yang, Lan
core   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Study on the orientation detection of surface cracks by electromagnetic acoustic emission

open access: yesInternational Journal of Distributed Sensor Networks, 2019
Crack orientation plays a vital role in structural integrity analysis, which provides quantitative crack growth and structural failure information. Even though many structural health monitoring systems can detect crack location and length, only few ...
Zhichao Cai
doaj   +1 more source

Local measurement of error field using naturally rotating tearing mode dynamics in EXTRAP T2R

open access: yes, 2016
An error field (EF) detection technique using the amplitude modulation of a naturally rotating tearing mode (TM) is developed and validated in the EXTRAP T2R reversed field pinch.
Brunsell, P.   +4 more
core   +1 more source

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Intrinsic coupling modes reveal the functional architecture of cortico-tectal networks [PDF]

open access: yesScience Advances, 2015
Summary In the absence of sensory stimulation or motor output, the brain exhibits complex spatiotemporal patterns of intrinsically generated neural activity. However, little is known about how such patterns of activity are correlated between cortical and subcortical brain areas. Here, we investigate the large-scale correlation structure
Stitt, Iain   +6 more
openaire   +3 more sources

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Compound Fault Diagnosis for Gearbox based on Variational ModeDecomposition and Correlated Kurtosis

open access: yesJixie chuandong, 2019
Aiming at the characteristics of non-linear, non-stationary, multi-noise and multi-fault signals of the compound fault signal in gearboxes, a compound fault diagnosis method for gearboxes based on variational mode decomposition and correlated kurtosis is
Zhang Xin   +4 more
doaj  

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