Results 61 to 70 of about 265,602 (329)

Detailed analysis of the gluonic excitation in the three-quark system in lattice QCD

open access: yes, 2004
We study the excited-state potential and the gluonic excitation in the static three-quark (3Q) system using SU(3) lattice QCD with $16^3\times 32$ at $\beta$=5.8 and 6.0 at the quenched level.
G. Veneziano   +16 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Characteristic analysis of a new high-static-low-dynamic stiffness vibration isolator based on the buckling circular plate

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2021
The high-static-low-dynamic stiffness vibration isolator has great advantages in vibration isolation because it can decrease the natural frequency of the system while keeping the load capability, but it is usually difficult to implement because of its ...
Zhirong Yang   +3 more
doaj   +1 more source

Optical manipulation of a single Mn spin in a CdTe-based quantum dot

open access: yes, 2008
A system of two coupled CdTe quantum dots, one of them containing a single Mn ion, was studied in continuous wave and modulated photoluminescence, photoluminescence excitation, and photon correlation experiments.
Gaj, J. A.   +7 more
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

NONLINEAR PRIMARY RESONANCE OF A CIRCULAR SANDWICH PLATE UNDER STATIC LOAD

open access: yesJixie qiangdu, 2021
Based on Reissner’s sandwich plate theory,the nonlinear dynamic equations of the circular sandwich plate under static load are established by using the Hamilton principle.
GUO Wei, DU GuoJun, HU YuDa
doaj  

Simulation of Power System based on PID Excitation Control

open access: yesChemical Engineering Transactions, 2017
With the development of power system, routine PID controller could not satisfy the requirement of systemic dynamic and static performances. In this paper, in order to overcome the shortcoming of routine PID controller, a new kind of fuzzy-PID controller ...
Hongpeng Xu, Shehui Yin
doaj   +1 more source

Modeling of Vehicle-Mounted Flywheel Battery Considering Automobile Suspension and Pulse Road Excitation

open access: yesEnergies, 2023
The existing model of magnetic suspension force for flywheel batteries mainly focuses on the internal magnetic field and foundation motions. However, when applied to vehicle-mounted occasions, the accuracy of the model will inevitably be affected by the ...
Weiyu Zhang, Juexin Yu
doaj   +1 more source

First study of the gluon-quark-antiquark static potential in SU(3) Lattice QCD

open access: yes, 2007
We study the long distance interaction for hybrid hadrons, with a static gluon, a quark and an antiquark with lattice QCD techniques. A Wilson loop adequate to the static hybrid three-body system is developed and, using a 24^3 x 48 periodic lattice with ...
B. Bringoltz   +4 more
core   +1 more source

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