Results 51 to 60 of about 98,496 (277)

The rise of single‐cell proteomics

open access: yesAnalytical Science Advances, Volume 2, Issue 3-4, Page 84-94, April 2021., 2021
Abstract Mass spectrometry‐based proteomics comprehensively defines proteome expression patterns in thousands of cells majorly contributing to our current understanding of many biological processes. More recently, single‐cell transcriptome and genome studies, however, have demonstrated overwhelming heterogeneity of tissues and cellular subpopulations ...
Claudia Ctortecka, Karl Mechtler
wiley   +1 more source

Effect of Ephemeris on Pulsar Timing and Navigation Accuracy Based on X-ray Pulsar Navigation-I Data

open access: yesUniverse, 2022
Solar system ephemeris is very important for pulsar timing and navigation. In order to explore the effect of different precision ephemerides on X-ray pulsar timing and navigation, the differences between timing and navigation results with four JPL ...
Yongtao Deng, Shuanggen Jin
doaj   +1 more source

Mode Changing and Giant Pulses in the Millisecond Pulsar PSR B1957+20 [PDF]

open access: yesAstrophysical Journal, 2018
Many radio pulsars have stable pulse profiles, but some exhibit mode changing where the profile switches between two or more quasi-stable modes of emission.
N. Mahajan   +3 more
semanticscholar   +1 more source

COSMIC RECYCLING OF MILLISECOND PULSARS [PDF]

open access: yesThe Astrophysical Journal, 2011
5 pages, 4 figures; added reference, match print version in ...
Ho, Wynn C.G.   +2 more
openaire   +5 more sources

The Multipolar Magnetic Field of the Millisecond Pulsar PSR J0030+0451

open access: yes, 2020
Modeling of the NICER X-ray waveform of the pulsar PSR J0030+0451, aimed at constraining the neutron star mass and radius, has inferred surface hot spots (the magnetic polar caps) that imply significantly nondipolar magnetic fields.
C. Kalapotharakos   +3 more
semanticscholar   +1 more source

A Dense Companion to the Short-period Millisecond Pulsar Binary PSR J0636+5128 [PDF]

open access: yesAstrophysical Journal, 2018
PSR J0636+5128 is a millisecond pulsar in one of the most compact pulsar binaries known, with a 96 minute orbital period. The pulsar mass function suggests a very low mass companion, similar to that seen in so-called “black widow” binaries.
D. Kaplan   +4 more
semanticscholar   +1 more source

Giant Pulses in Millisecond Pulsars [PDF]

open access: yesSymposium - International Astronomical Union, 2004
Giant pulses (GPs), occasional individual pulses with an intensity 100 times the average intensity, have been detected in four pulsars to date. Their origin is not well understood, but studies suggest a connection between the strength of magnetic field at the light cylinder Blc and the existence of GPs. Here, we report on detection of significant Large
Andrew Lyne   +4 more
openaire   +3 more sources

Spin Equilibrium of Rapidly Spinning Neutron Stars via Transient Accretion

open access: yesGalaxies, 2023
The concept of spin equilibrium due to an interaction between the stellar magnetosphere and a thin, Keplerian accretion disk, and a well-known formula of the corresponding equilibrium spin frequency, provide a key understanding of spin evolution and the ...
Sudip Bhattacharyya
doaj   +1 more source

A decade of transitional millisecond pulsars [PDF]

open access: yesProceedings of the International Astronomical Union, 2017
AbstractTransitional millisecond pulsars (tMSPs), which are systems that harbor a pulsar in the throes of the recycling process, have emerged as a new source class since the discovery of the first such system a decade ago. These systems switch between accretion-powered low-mass X-ray binary (LMXB) and rotation-powered radio millisecond pulsar (RMSP ...
Jaodand, A.   +2 more
openaire   +6 more sources

Pressure Balance and Intrabinary Shock Stability in Rotation-powered-state Redback and Transitional Millisecond Pulsar Binary Systems [PDF]

open access: yesAstrophysical Journal, 2018
A number of low-mass millisecond pulsar (MSP) binaries in their rotation-powered state exhibit double-peaked X-ray orbital modulation centered at inferior pulsar conjunction.
Z. Wadiasingh   +4 more
semanticscholar   +1 more source

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