搜索结果: 1-15 共查到“理学 rates”相关记录261条 . 查询时间(0.125 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Nonrelativistic limit of the Klein-Gordon equations: convergence rates and long time approximations
克莱因-戈登方程 非相对论极限 收敛率 长时间近似
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2023/4/18
We study the nonrelativistic limit of the cubic Klein-Gordon equations. We show the cubic Klein-Gordon equation converges to the cubic Schr\"odinger equation with a convergence rate of order $\epsilon...
Comparison of methods of determining meteoroid range rates from linear frequency modulated chirped pulses
determining meteoroid modulated chirped pulses
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2017/3/22
In this paper we present three methods for evaluating range rates of meteoroids
passing through the ionosphere, using linear frequency modulated (LFM) chirped pulse
data from the ALTAIR radar. The f...
Erratum for Traber et al. α-Tocopherol disappearance rates from plasma depend on lipid concentrations: studies using deuterium-labeled collard greens in younger and older adults. Am J Clin Nutr 2015;101:752–9
Traber plasma deuterium-labeled collard greens
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2018/11/13
Erratum for Traber et al. α-Tocopherol disappearance rates from plasma depend on lipid concentrations: studies using deuterium-labeled collard greens in younger and older adults. Am J Clin Nutr 2015;1...
Habituation to low or high protein intake does not modulate basal or postprandial muscle protein synthesis rates: a randomized trial
habitual protein intake muscle protein synthesis protein digestion stable-isotope tracers whey protein
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2018/11/12
Background: Muscle mass maintenance is largely regulated by basal muscle protein synthesis rates and the ability to increase muscle protein synthesis after protein ingestion. To our knowledge, no prev...
Temperature Dependence of the Electric Field Modulation of Electron-Transfer Rates:Charge Recombination in Photosynthetic Reaction Centers
solar energy inorganic, organic, physical and analytical chemistry photosynthesis reaction kinetics electric fields electron transfer entropy experimental data free energy mathematical models
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2016/5/23
The rates of electron-transfer reactions can be systematically varied by application of external electric fields. The electric field effect on the charge recombination rate constant of the state P[sup...
Electric Field Modulation of Electron Transfer Reaction Rates in Isotropic Systems:Long-Distance Charge Recombination in Photosynthetic Reaction Centers
CORROSION PRODUCT NICKEL FERRITE MAGNETITE PH SOLUBILITY PWR STEAM GENERATORS
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2016/5/23
A general method is demonstrated for experimentally obtaining the rate constant of electron transfer as a function of the free energy of the reaction in nonoriented systems. An external electric field...
Chemical weathering controls erosion rates in rivers
Chemical weathering controls erosion rates rivers
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2016/4/25
Chemical weathering can control how susceptible bedrock in river beds is to erosion, according to new research. In addition to explaining how climate can influence landscape erosion rates, the r...
Dependence Structure between LIBOR Rates by Copula Method
LIBOR rates copula function PDE
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2016/1/25
This paper discusses the correlation structure between London Interbank Offered Rates (LIBOR) by using copula function. We start from one simplified model of Brace, Gatarek & Musiela (1997) and find o...
Law of large numbers for branching symmetric Hunt processes with measure-valued branching rates
Law of large numbers branching Hunt processes spine approach h-transform spectral gap
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2016/1/20
We establish weak and strong law of large numbers for a class of branching symmetric Hunt processes with the branching rate being a smooth measure with respect to the underlying Hunt process, and the ...
Convergence Rates of AFEM with H−1 Data
AFEM Convergence Rates
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2015/12/11
This paper studies Adaptive Finite Element Methods (AFEMs), based on piecewise liear elements and newest vertex bisection, for solving second order elliptic equations with
piecewise constant coeʂ...
Paleoearthquakes and slip rates of the North Tabriz Fault,NW Iran:preliminary results
active tectonics paleoseismology Iran Tabriz earthquake
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2015/9/16
The North Tabriz Fault is a major seismogenic fault in NW Iran. The last damaging earthquakes on this fault occurred in 1721, rupturing the southeastern fault segment, and in 1780, rupturing the north...
Growth rates of lava domes with respect to viscosity of magmas
lava domes squeeze of magma growth rates of domes Hagen-Poiseuille Law macroscopic viscosity
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2015/9/10
In the discussion of lava dome formation, viscosity of magma plays an important role. Measurements of viscosity
of magmas in field and laboratory are briefly summarized. The types of lava dome emplac...
Parasitic Disease:Contact Rates,Competition Matter in Transmission
Parasitic Disease Contact Rates Competition Matter Transmission
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2015/9/18
Contact and competition among different animals within a community matters when it comes to the possibility of parasitic disease outbreak, according to new research from the National Institute for Mat...
Rates of Quaternary deformation in the Ouarzazate Basin (Southern Atlas Front, Morocco)
High Atlas Morocco Neotectonics Quaternary slip rates seismic risk
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2015/8/26
Recent studies have shown that the uplift of the Moroccan Atlas Mountains resulted from a combination of crustal shortening and mantle thermal processes in the interior of the African plate. Within th...
Exponential error rates in multiple state discrimination on a quantum spin chain
Exponential error rates multiple state discrimination quantum spin chain
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2015/8/25
We consider decision problems on finite sets of hypotheses represented by pairwise different shift-invariant states on a quantum spin chain. The decision in favor of one of the hypotheses is based on ...