نتایج جستجو برای: light distribution

تعداد نتایج: 982248  

Journal: :The European Physical Journal A 2021

Accumulating evidence indicates that soft quark+quark (diquark) correlations play an important role in the structure and interactions of hadrons constituted from three or more valence-quarks; so, it is worth developing insights into diquark structure. Using a leading-order truncation those equations needed to solve continuum two-valence-body bound-state problems, leading-twist two-parton distri...

Journal: :Journal of the Illuminating Engineering Institute of Japan 1985

In organic scintillators, the energy distribution of gamma rays and neutrons is indirectly measured by the pulse height distribution of light output produced through gamma ray and neutron reactions in the detectors. Accurate estimate of the interaction of gamma and neutrons in the detector and produce charged secondary particles and subsequent scintillation light produced in the calculation of ...

طاهباز, منصوره, هومانی‌راد, مرضیه, پورمند, حسنعلی,

Daylight historic spaces were the only source of lighting supplier and traditional architects to artistic style as a tool to increase the visual quality of space and concepts used. The light is considered to be integral elements of space and Iranian architectural pattern should also be followed. Lighting pattern of Natural light and provide criteria main research question is historic mosques. T...

2000
Chung-Chieh Cheng M. G. Raymer

We experimentally investigate the evolution of the transverse spatial coherence of light as it traverses a random, multiple-scattering medium. For near-forward scattering, it has been proposed that the wave-transport process can be well described by a transport equation for the spatial-angular Wigner function of the light, or equivalently for the two-point spatial coherence function ~mutual int...

Journal: :Sustainability 2021

Previous research showed that light distribution can affect the perception of spatial size and shape. However, most studies are limited to quantitative assessment a few scenarios without explaining possible causes behind peoples’ experiences. This exploratory study aimed reveal complex relationships between patterns perceived size, investigate how spaciousness. A qualitative approach was used w...

From an engineering point of view, the effect of light intensity distribution on the stability of growth rate should be taken into account in designing effective photobioreactors and sustaining stable growth rates. In the experiments described here, in order to keep operational parameters at an almost constant level, a semi-continuous culture method was developed for cultivation of photosynthet...

Journal: :Journal of High Energy Physics 2021

A bstract We discuss the generalization of leading-twist light-cone distribution amplitude for light mesons including QED effects. This was introduced to describe virtual collinear photon exchanges at strong-interaction scale Λ QCD in factorization effects non-leptonic B -meson decays. In this paper we study renormalization group evolution non-perturbative function. For charged mesons, particul...

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