نتایج جستجو برای: dependency of amplitudes

تعداد نتایج: 21167523  

Journal: :Journal of High Energy Physics 2021

D-instanton amplitudes suffer from various infrared divergences associated with tachyonic or massless open string modes, leading to ambiguous contribution amplitudes. It has been shown previously that field theory can resolve these ambiguities and lead unambiguous expressions for contributions amplitudes, except an overall normalization constant remains undetermined. In this paper we show theor...

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده علوم اجتماعی 1386

چکیده ندارد.

Social isolation is one prevalent social deficiencies among adolescents. Reasons of social isolation in adolescents are not clear yet. One of the variables that have attracted researchers in recent years to the etiology of social isolation is the dependence on new communication technologies, especially the Internet. This study aimed to determine the relationship between cyberspace dependency an...

Journal: :Journal of Advanced Research in Fluid Mechanics and Thermal Sciences 2021

The improvement of wave generation in numerical tanks represents the key factor ocean engineering development to save time and effort research concerned with energy conversion. For this purpose, paper introduces a simulation method generate both regular irregular waves using Flap-Type maker. A 2D tank model is constructed beach technique, independence slope tested reduce reflections. different ...

Journal: :Applied Mathematics Letters 2005

Journal: :Proceedings of the Japan Academy, Series A, Mathematical Sciences 1927

Journal: :Astronomy & Astrophysics 2012

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