نتایج جستجو برای: berry color

تعداد نتایج: 128962  

In this paper we calculate the Berry phase for a wave function of a particle in an infinite spherical potential well with adiabatically varying. In order to do this, we need the solutions of the corresponding Schrödinger equation with a time dependent Hamiltonian. Here, we obtain these solutions for the first time. In addition, we calculate the Berry phase in one dimensional case for an infinit...

2015
Marianna Kocsis Ferhan Ayaydin Péter Teszlák

Grapevine leaf synthesizes a wide variety of bioactive secondary metabolites, including polyphenols, which are also key components in ensuring development and growth of the whole plant even under adverse environmental conditions. Our study evaluates the nonanthocyanin polyphenolic composition in grapevine leaves of three varieties of Gohér conculta (Vitis vinifera L.) native to Hungary. A high ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده مهندسی شیمی 1393

هدف از این تحقیق بررسی کارایی فرایند الکتروفنتون و بهینه سازی پارامترهای موثر بر فرایند به کمک طراحی آماری به منظور تصفیه پساب شرکت پتروشیمی شازند میباشد.در این تحقیق تاثیر پارامترهای : زمان واکنش ، چگالی جریان، ph پساب ، نسبت (?ml h?_2 o_2)/( lit pw) و نسبت مولی (mol h_2 o_2)/(mol fe^(2+) ) بر حذف cod و color از پساب پتروشیمی تحت فرایند الکتروفنتون( با الکترود های آهن و آلومینیوم به طور جداگان...

Journal: :به زراعی کشاورزی 0
سالار دارابی دانشجوی سابق کارشناسی ارشد، گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه کردستان ناصر قادری استادیار گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه کردستان آریو امامی فر استادیار گروه علوم باغبانی دانشکده کشاورزی دانشگاه کردستان

rashe grape cultivar grows in kurdistan province in rain fed conditions. microclimate conditions have a great effect on grape berry quality. information about changes in grape berry composition in the relation to climate changes is limited. in order to measure the effects of slope and altitude on some grape berry chemical composition, a study was conducted on grape cv. ‘rasheh’ in university of...

Objective: Yield components and genetic contribution have the most important in final yield and breeding programs of crop plants. For this purpose, 20 varieties of grapevines with Russia origin were evaluated in Urmia and Takestan research station (under full irrigation and drought stress). Methods: Twenty grapevine genotypes were evaluated in Urmia and Takestan research station (under full irr...

2017
Sajid Choudhury Urcan Guler Amr Shaltout Vladimir M. Shalaev Alexander V. Kildishev Alexandra Boltasseva

DOI: 10.1002/adom.201700196 construction. Alternative materials such as transition metal nitrides and complex oxide such as transparent conducting oxides[16] have been also introduced for various plasmonic applications. For alternative material platforms, the primary focus is on low loss, tunability, fabrication compatibility for integrated platforms and high temperature applications.[17] Most ...

2013
Ralph Skomski R. Skomski

Skomski, Ralph, "Berry phase from a randomly fluctuating magnetic field" (2012). Ralph Skomski Publications. Paper 69. The quantum-mechanical Berry phase due to a randomly fluctuating magnetic field is calculated by exploiting an analogous random-walk problem in polymer physics. The phase depends on the time correlations of the magnetic field, despite the adiabatic nature of the Berry phase. A ...

Journal: :Physical review letters 2011
Kuljit S Virk J E Sipe

We propose an experimental scheme to probe the Berry curvature of solids. Our method is sensitive to arbitrary regions of the Brillouin zone and employs only basic optical and terahertz techniques to yield a background-free signal. Using semiconductor quantum wells as a prototypical system, we discuss how to inject Berry curvature macroscopically and probe it in a way that provides information ...

Journal: :Techn. Analysis & Strat. Manag. 2003
David Audretsch Maryann Feldman

The drug industry, powered by the huge profits of the 1980s, had lately embraced the concept of ‘strategic alliances’. Fervently in vogue, they were thought to solve a common problem: in a fractionated marketplace spanning countless diseases, an explosion in knowledge, and thousands of laboratories, no big company was big enough and no small one clever enough to go it alone. Berry Werth, The Bi...

Journal: :Health progress 2016
John Sawicki

The Oct. 10, 2015, suicide bomber attack at the village of Baga Sola in Chad killed and wounded dozens. Amid a long litany of terrible attacks launched by the Islamist group Boko Haram, this one was notable not so much for its severity, but for its perpetra- tors: one male, two females and two child bombers.

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