Results 41 to 50 of about 852,831 (248)

Two-dimensional Brownian motion of active particle on superfluid helium surface

open access: yesScientific Reports, 2023
We report an experimental study of the 2D dynamics of active particles driven by quantum vortices on the free surface of superfluid helium at T = 1.45 К. The particle motion at short times (
Roman E. Boltnev   +2 more
doaj   +1 more source

Dust-Acoustic Nonlinear Waves in a Nanoparticle Fraction of Ultracold (2K) Multicomponent Dusty Plasma

open access: yesMolecules, 2021
The nonlinear dust-acoustic instability in the condensed submicron fraction of dust particles in the low-pressure glow discharge at ultra-low temperatures is experimentally and theoretically investigated.
Fedor M. Trukhachev   +3 more
doaj   +1 more source

Sensing temperature [PDF]

open access: yesCurrent Biology, 2013
Temperature is an omnipresent physical variable reflecting the rotational, vibrational and translational motion of matter, what Richard Feynman called the "jiggling" of atoms. Temperature varies across space and time, and this variation has dramatic effects on the physiology of living cells.
Sengupta, Piali, Garrity, Paul
openaire   +2 more sources

On the Possibility of Cross-Flow Vortex Cancellation by Plasma Actuators

open access: yesAerospace, 2023
Cancellation of the cross-flow vortices in a swept-wing boundary layer is attempted by plasma actuator array in numerical simulation. The response of the boundary layer to the stationary excitation by a single actuator section is measured experimentally ...
Amir Abdullaev   +3 more
doaj   +1 more source

Vacancy formation in a 1D chain of dust particles in a DC discharge

open access: yesScientific Reports
The paper presents the first experimental observation of an atypical phenomena during self-organization of dust particles into a one-dimensional chain structure levitated vertically in the plasma of a DC glow discharge.
A. V. Fedoseev   +4 more
doaj   +1 more source

Synthesis of Layered Organic-Inorganic Nanocomposites of Zinc and Copper by Laser Ablation in Liquid

open access: yesJournal of Nanotechnology, 2012
The experimental data of studies of layered organic-inorganic nanocomposites ((𝛽)-Zn(OH)2+DS) and (Cu2(OH)3+DS) which were produced in the result ablation of zinc and copper in aqueous solutions of surfactants—dodecyl sodium sulfate (SDS) and sodium bis ...
V. T. Karpukhin   +4 more
doaj   +1 more source

Momentum Distribution Functions and Pair Correlation Functions of Unpolarized Uniform Electron Gas in Warm Dense Matter Regime

open access: yesMathematics, 2022
In this paper we continued our research of the uniform electron gas in a warm dense matter regime, focusing on the momentum distribution functions and pair correlation functions.
Alexander Larkin   +2 more
doaj   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Chaotic Temperature Dependence at Zero Temperature [PDF]

open access: yesJournal of Statistical Physics, 2007
We present a class of examples of nearest-neighbour, boubded-spin models, in which the low-temperature Gibbs measures do not converge as the temperature is lowered to zero, in any dimension.
van Enter, Aernout C.D., Ruszel, W.M.
openaire   +6 more sources

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

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