Results 61 to 70 of about 142,094 (323)

Precession-band variance missing from East Asian monsoon runoff

open access: yesNature Communications, 2018
Speleothem CaCO3 δ18O is a commonly employed paleomonsoon proxy. However, inferring local rainfall amount from speleothem δ18O can be complicated due to changing source water δ18O, temperature effects, and rainout over the moisture transport path.
S. Clemens   +7 more
semanticscholar   +1 more source

Spin Precession Experiments for Light Axionic Dark Matter [PDF]

open access: yes, 2017
Axion-like particles are promising candidates to make up the dark matter of the universe, but it is challenging to design experiments that can detect them over their entire allowed mass range.
P. Graham   +6 more
semanticscholar   +1 more source

Distinguishing a Kerr-like black hole and a naked singularity in perfect fluid dark matter via precession frequencies [PDF]

open access: yesPhysical Review D, 2018
We study a Kerr-like black hole and naked singularity in perfect fluid dark matter (PFDM). The critical value of spin parameter $a_c$ is presented to differentiate the black hole from naked singularity.
Muhammad Rizwan, M. Jamil, K. Jusufi
semanticscholar   +1 more source

A computational predictor of human episodic memory based on a theta phase precession network. [PDF]

open access: yesPLoS ONE, 2009
In the rodent hippocampus, a phase precession phenomena of place cell firing with the local field potential (LFP) theta is called "theta phase precession" and is considered to contribute to memory formation with spike time dependent plasticity (STDP). On
Naoyuki Sato, Yoko Yamaguchi
doaj   +1 more source

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

Orbital tuning, eccentricity, and the frequency modulation of climatic precession [PDF]

open access: yes, 2010
The accuracy of geologic chronologies can, in principle, be improved through orbital tuning, the systematic adjustment of a chronology to bring the associated record into greater alignment with an orbitally derived signal.
Aharonson, Oded, Huybers, Peter
core  

Twenty Years of Timing SS433 [PDF]

open access: yes, 2001
We present observations of the optical ``moving lines'' in spectra of the Galactic relativistic jet source SS433 spread over a twenty year baseline from 1979 to 1999.
B. Margon   +7 more
core   +2 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Effect on Bowling Performance Parameters When Intentionally Increasing the Spin Rate, Analysed with a Smart Cricket Ball

open access: yesProceedings, 2018
A smart cricket ball was used to investigate the influence of increased spin rate on the bowling performance parameters. In three spin bowlers, the performance parameters were compared before and after increasing the spin rate. The first bowler increased
Franz Konstantin Fuss   +2 more
doaj   +1 more source

Electromagnetic dipole moments of charged baryons with bent crystals at the LHC [PDF]

open access: yes, 2017
We propose a unique program of measurements of electric and magnetic dipole moments of charm, beauty and strange charged baryons at the LHC, based on the phenomenon of spin precession of channeled particles in bent crystals. Studies of crystal channeling
Bagli, E.   +10 more
core   +2 more sources

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