Results 31 to 40 of about 146,825 (261)

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

The robust multi‐innovation estimation algorithm for Hammerstein non‐linear systems with non‐Gaussian noise

open access: yesIET Control Theory & Applications, 2021
The characteristic of the external noise has significant influences on system modelling and identification, and the assumption that the noise follows the Gaussian distribution may be invalid due to realistic reasons.
Xuehai Wang, Feng Ding
doaj   +1 more source

Sex‐Stratified Association of Regional Dopamine Transporter Binding With Disease Progression in Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To clarify the clinical relevance of dopamine transporter single‐photon emission computed tomography (DAT‐SPECT) abnormalities in amyotrophic lateral sclerosis (ALS), with a prespecified focus on sex‐stratified associations with disease progression and short‐term prognosis.
Tomoya Kawazoe   +7 more
wiley   +1 more source

Isotropic and Non-Isotropic Signaling in Multivariate α-Stable Noise

open access: yesFrontiers in Communications and Networks, 2021
A wide range of communication systems are corrupted by non-Gaussian noise, ranging from wireless to power line. In some cases, including interference in uncoordinated OFDM-based wireless networks, the noise is both impulsive and multivariate. At present,
Malcolm Egan 
doaj   +1 more source

Effect of non-Gaussian noise sources in a noise-induced transition [PDF]

open access: yesPhysica D: Nonlinear Phenomena, 2004
Invited Talk "Anomalous Distributions, Nonlinear Dynamics and Nonextensivity", Proc.to be published in Physica D, RevTex, 12 pgs, 3 ...
Wio, Horacio S., Toral, Raúl
openaire   +2 more sources

Natural Frequencies of Levodopa‐Induced Dyskinesia in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Abnormal involuntary movements, known as dyskinesias, are common complications of levodopa treatment in patients with Parkinson's disease and can significantly impair quality of life. The underlying pathophysiology remains unclear, and current therapeutic options are limited.
Ioannis U. Isaias   +3 more
wiley   +1 more source

A Novel Approach to 3D-DOA Estimation of Stationary EM Signals Using Convolutional Neural Networks

open access: yesSensors, 2020
This paper proposes a novel three-dimensional direction-of-arrival (3D-DOA) estimation method for electromagnetic (EM) signals using convolutional neural networks (CNN) in a Gaussian or non-Gaussian noise environment.
Dong Chen, Young Hoon Joo
doaj   +1 more source

On the capacity of channels with additive non-gaussian noise

open access: yesInformation and Control, 1978
We give upper and lower bounds of the capacity C(X) of a channel with additive noise X under a constraint on input signals in terms of the second order moments. It is proved that C(X0)⩽C(X)⩽C(X0)+HX0(X), where C(X0) is the capacity of the channel with additive Gaussian noise X0 with same covariance as that of X and HX0(X) is the entropy of the measure ...
openaire   +2 more sources

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