Results 41 to 50 of about 374,279 (311)

Amplitude expansion of the binary phase-field-crystal model [PDF]

open access: yesPhysical Review E, 2010
11 pages, 8 ...
Elder, K. R.   +2 more
openaire   +3 more sources

The modulation of alpha-wave amplitude in human EEG by the intention to act with a motor response

open access: yes, 2009
The most conspicuous signal in the human EEG is the so-called alpha wave, oscillations in the frequency range of 8 to 12 Hz. Visual stimulation of the retina suppresses the amplitude of alpha waves (Berger effect), and increased attention can reduce them.
Kuno Kirschfeld, Kirschfeld, K.
core   +1 more source

Local Relationship between Global-Flash Multifocal Electroretinogram Optic Nerve Head Components and Visual Field Defects in Patients with Glaucoma

open access: yesJournal of Ophthalmology, 2015
Purpose. To investigate the local relationship between quantified global-flash multifocal electroretinogram (mfERG) optic nerve head component (ONHC) and visual field defects in patients with glaucoma. Methods.
Chan Hee Moon   +3 more
doaj   +1 more source

Topological field theory amplitudes for A N−1 fibration [PDF]

open access: yesJournal of High Energy Physics, 2015
Nous étudions la fonction de partition $$ \mathcal{N}=1 $$ 5D U(N) théorie de la jauge avec g adjoint hypermultiplets et montrons que pour les hypermultiplets adjoints sans masse, elle est égale à la fonction de partition d'un champ topologique bidimensionnel sur une surface de Riemann de genre g.
Amer Iqbal   +4 more
openaire   +2 more sources

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Different field distributions obtained with an axicon and an amplitude mask [PDF]

open access: yes, 2008
A combination of an axicon and an amplitude mask is used to obtain an intensity distribution that differs from the typical Bessel one. Experimental and numerical characterization of the field is made for different propagation distances and types of ...
MARCELO DAVID ITURBE CASTILLO   +1 more
core  

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

The Compton amplitude and nucleon structure functions [PDF]

open access: yes, 2023
Structure functions are the essential objects for understanding the deep inelastic scattering processes, providing valuable insight into the partonic structure of hadrons.
Can, K.U.
core   +1 more source

Higher-Order Amplitude Squeezing in Six-Wave Mixing Process

open access: yesInternational Journal of Optics, 2011
We investigate theoretically the generation of squeezed states in spontaneous and stimulated six-wave mixing process quantum mechanically. It has been found that squeezing occurs in field amplitude, amplitude-squared, amplitude-cubed, and fourth power of
Sunil Rani, Jawahar Lal, Nafa Singh
doaj   +1 more source

Refinement of amino‐acid conformation vs. difference density maps in time‐resolved serial femtosecond crystallography data analysis

open access: yesFEBS Open Bio, EarlyView.
The dFoCC pipeline starts with observed DED and resting‐state coordinates, which are then used to generate a library of triggered states. Correlation analysis of the calculated DED features of each candidate vs observed DED permits quantitative evaluation of candidate structural quality.
Meng Iao Fong   +3 more
wiley   +1 more source

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