نتایج جستجو برای: bessel ov

تعداد نتایج: 11026  

2017
PIOTR GRACZYK JACEK MAŁECKI

We study the existence and uniqueness of solutions of SDEs describing squared Bessel particle systems in full generality. We define non-negative and non-colliding squared Bessel particle systems and we study their properties. Particle systems dissatisfying noncolliding and unicity properties are pointed out. The structure of squared Bessel particle systems is described.

Journal: :IEEE Access 2021

In order to overcome the short battery life and poor long-distance maneuverability of Unmanned Aerial Vehicle (UAV) in power inspection operations, some provincial municipal companies promote a new mode “UAV operating vehicle (OV)” collaborative inspection. This paper investigates into actual problems cooperative operations OV multi-UAVs, proposes model task allocation for inspections which inc...

Journal: :Han-guksikpumjeojang-yutonghakoeji 2022

In this study, we investigated the physicochemical characteristics and antioxidant activity of fermented vinegar using onion black onion. When were in alcohol for 8 days, content both (OV) (BV) increased, whereas their sugar decreased. The was higher OV than that BV. acetic acid 20 pH BV decreased, total acidity increased. After fermentation, main free sugars fructose glucose, they OV. major or...

Journal: :Oncology reports 2008
Ying Zhou Zhixiang Cheng Huaiping Zhu Dingqing Feng Weidong Zhao Bin Ling Haiming Wei Zhigang Tian

The overexpression and amplification of HER-2 gene is associated with the malignant biological behavior of ovarian carcinoma and these tumor cells expressing elevated levels of HER-2 appear to be resistant to the cytolysis of NK-92. In this study, we analyzed the cytolysis effects of NK-92 on human ovarian carcinoma cells (SK-OV-3) after inhibition the expression of HER-2 mRNA by siRNA. Human o...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

توصیف دقیق و درست از ساختارهای دستوری از اهمیت بسیار برخوردار است. تحلیل رده شناختی از یک ساخت، نشان می دهد که زبان مورد مطالعه دارای چه ویژگی هایی از لحاظ دارا بودن آن ساخت خاص، در مقایسه با سایر زبانهاست. پژوهش حاضر که نگاهی رده شناختی به نحو زبان فارسی باستان در کتیبه بیستون دارد، این امکان را فراهم می آورد تا بتوان به ویژگی های خاص این زبان دست یافت و به تفاوتها و شباهتهای آن با دیگر دوره...

Journal: :Optics letters 1996
S Klewitz P Leiderer S Herminghaus S Sogomonian

We report on a novel pumping scheme for stimulated Raman scattering (SRS) that uses a Bessel beam. We have used this scheme for SRS from molecular vibrations in acetone and from a polariton mode in a LiIO(3) crystal. A nearly diffraction-limited Stokes beam was observed along the cone axis of the Bessel beam. The generation mechanism of the Stokes beam is identified as being due to noncollinear...

Journal: :Journal of the Optical Society of America. A, Optics, image science, and vision 2010
Yalong Gu Greg Gbur

The concept of pseudo-Bessel correlated beams is introduced, and their scintillation properties on propagation through turbulence are investigated. By using the Rytov approximation, the scintillation index of pseudo-Bessel correlated beams is formulated in weak turbulence. The study of scintillation is extended into strong turbulence by numeric simulations. It is shown that by choosing an appro...

Journal: :EURASIP Journal on Wireless Communications and Networking 2008

Journal: :Exemplaria Classica 2017

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