نتایج جستجو برای: nco

تعداد نتایج: 550  

Journal: :Dalton transactions 2012
Claudia Kobelt Christian Burschka Rüdiger Bertermann C Fonseca Guerra F Matthias Bickelhaupt Reinhold Tacke

A series of novel neutral pentacoordinate silicon(IV) complexes with SiClSN(2)C, SiBrSN(2)C, SiSN(3)C, SiSON(2)C, SiS(2)N(2)C, SiSeSN(2)C and SiTeSN(2)C skeletons (compounds 1-12) was synthesised, starting from PhSiCl(3), PhSiBr(3), PhSi(NCO)(3), MeSiCl(3) or C(6)F(5)SiCl(3). Compounds 1-12 contain (i) a tridentate dianionic N,N,S chelate ligand (derived from 2-{[(pyridin-2-yl)methyl]amino}benz...

ژورنال: گیاه پزشکی 2009
ابراهیم سلیمان نژادیان علیرضا عسکریان زاده مهرنوش مینائی مقدم پرویز شیشه بر,

در سالهای اخیر خسارت سفیدبالک نیشکر Neomaskellia andropogonis Corbett. در مزارع نیشکر استان خوزستان افزایش چشمگیری یافته است. در این پژوهش زیست شناسی این آفت روی چند رقم تجاری در شرایط آزمایشگاهی بررسی شد. در این آزمایش دوره رشد پیش از بلوغ، طول عمر و میزان تخم ریزی سفیدبالک نیشکر با استفاده از قفس برگی روی برگ های ارقام1062-69CP، 614-57CP، 103-48CP و310-NCO در اتاقک رشد با دمای1±27 درجه سانتی ...

Journal: :JCM 2016
Xiu-Wen Yin Hong-Zhou Tan

—In this paper, a fine frequency synchronization method with low complexity is proposed for Multi-Band Orthogonal Frequency Division Multiplexing (MB-OFDM) based Ultra-Wideband (UWB) systems. Low complexity is still one of the major difficulties in the design of fine frequency synchronizer for MB-OFDM UWB systems due to arctangent operations and Numerically Controlled Oscillator (NCO), both of...

Journal: :Science 2012
Alexander Lorenz Fekret Osman Weili Sun Saikat Nandi Roland Steinacher Matthew C Whitby

The formation of healthy gametes depends on programmed DNA double-strand breaks (DSBs), which are each repaired as a crossover (CO) or non-crossover (NCO) from a homologous template. Although most of these DSBs are repaired without giving COs, little is known about the genetic requirements of NCO-specific recombination. We show that Fml1, the Fanconi anemia complementation group M (FANCM)-ortho...

Journal: :IEICE Transactions 2005
Edward Merlo Kwang-Hyun Baek

This paper presents high-speed low-power small-area accumulator designs to be used in DDFS systems. To reduce the Numerically Controlled Oscillator (NCO) design complexity and size, only the most significant bits of the accumulator drive the phase to amplitude mapping block. Those bits need to be updated on every sampling clock, while the least significant bits of the accumulator are not visibl...

Journal: :Japanese Journal of Applied Physics 2022

Abstract Herein we report the manipulation of perpendicular magnetic anisotropy (PMA), a very important technique for spintronics devices, which is achieved in an all-solid-state redox (reduction/oxidation) device. The device consisted NiCo 2 O 4 (NCO) thin film with c -axis orientation and proton-conducting polymer (Nafion). PMA NCO can be manipulated situ low voltage ( V ? 0.7 V) due to utili...

2008
Kwang-Hoon Kim Gyu-In Jee Jong-Hwa Song

In high dynamic situations, the GPS carrier tracking loop requires a wide bandwidth to track a carrier signal because the Doppler frequency changes more rapidly with time. However, a wide bandwidth allows noises within the bandwidth of the tracking loop to pass through the loop filter. As these noises are used in the numerical controlled oscillator (NCO), the carrier tracking loop of a GPS rece...

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