Results 31 to 40 of about 1,258,485 (255)

Time lag between Ambrosia sensitisation and Ambrosia allergy

open access: yesSwiss Medical Weekly, 2011
Objectives: Ambrosia is spreading invasively in many European countries. Therefore, surveys showing the long-term consequences regarding the prevalence of sensitisation and allergy rates are needed.
A Tosi   +3 more
doaj   +1 more source

Stochastic Lag Time in Nucleated Linear Self-Assembly [PDF]

open access: yes, 2016
Protein aggregation is of great importance in biology, e.g., in amyloid fibrillation. The aggregation processes that occur at the cellular scale must be highly stochastic in nature because of the statistical number fluctuations that arise on account of ...
Boal D.   +6 more
core   +3 more sources

Analysis and prediction of grain temperature from air temperature to ensure the safety of grain storage

open access: yesInternational Journal of Food Properties, 2020
Food security is an influential factor for the development and future of humanity. Stored grain temperature is a key physical variable for grain quality control and management in stored-grain ecosystem.
Qiyang Wang   +4 more
doaj   +1 more source

The timeliness of the effects of monetary policy: the new evidence from econometric models

open access: yesPSL Quarterly Review, 2014
The usefulness of monetary policy for smoothing out cyclical movements or keeping the economy on its desired growth path has long been a matter of debate. In the past, monetary policy was often condemned as being ineffectual. More recently, discretionary
W.H. WHITE
doaj   +1 more source

The study on the time lag of water level in the Three Gorges Reservoir under the regulation processes

open access: yesHydrology Research, 2021
The identification of the water level time lag (WLTL) under the regulation processes is of great significance for environmental impact, flood control, and sediment transport of huge reservoirs.
Kunlong He   +4 more
doaj   +1 more source

The phase relation between sunspot numbers and soft X-ray flares

open access: yes, 2011
To better understand long-term flare activity, we present a statistical study on soft X-ray flares from May 1976 to May 2008. It is found that the smoothed monthly peak fluxes of C-class, M-class, and X-class flares have a very noticeable time lag of 13,
A. Antalová   +28 more
core   +1 more source

Existence of anticipatory, complete and lag synchronizations in time-delay systems [PDF]

open access: yes, 2005
Existence of different kinds of synchronizations, namely anticipatory, complete and lag type synchronizations (both exact and approximate), are shown to be possible in time-delay coupled piecewise linear systems.
Lakshmanan, M., Senthilkumar, D. V.
core   +3 more sources

The time-lag -- photon-index correlation in GX 339--4

open access: yes, 2018
Black-hole transients exhibit a correlation between the time lag of hard photons with respect to softer ones and the photon index of the hard X-ray power law. The correlation is not very tight and therefore it is necessary to examine it source by source.
Kylafis, N., Reig, P.
core   +1 more source

Revealing the X-ray source in IRAS 13224-3809 through flux-dependent reverberation lags [PDF]

open access: yes, 2013
IRAS 13224-3809 was observed in 2011 for 500 ks with the XMM-Newton observatory. We detect highly significant X-ray lags between soft (0.3 - 1 keV) and hard (1.2 - 5 keV) energies. The hard band lags the soft at low frequencies (i.e. hard lag), while the
Cackett, E. M.   +4 more
core   +3 more sources

Lag time for diagnosis and treatment in 1120 retinoblastoma children: Analysis from InPOG-RB-19-01

open access: yesIndian Journal of Ophthalmology
Setting: Increased lag time for diagnosis and treatment is a key determinant of adverse retinoblastoma (RB) outcomes. Analysis from INPHOG-RB-19-01, a prospective, multicentric study of newly diagnosed RB with regard to lag time and its correlation with ...
Sima Das   +17 more
doaj   +1 more source

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