نتایج جستجو برای: سیگنال های اقلیمیnao nino1 2 nino3 nino4nino3 4 noi np pdo soi
تعداد نتایج: 3513193 فیلتر نتایج به سال:
This paper introduces a novel silicon-on-insulator (SOI) metal–semiconductor field-effect transistor (MESFET) with an implanted N layer (INL-SOI MESFET) to improve the DC and radio frequency characteristics. The DC and radio frequency characteristics of the proposed structure are analyzed by the 2-D ATLAS simulator and compared with a conventional SOI MESFET (C-SOI MESFET). The simulated result...
The present investigation deals with the importance of interaction and position nitro group in adsorptive removal 2-nitrophenol (2-NP), 4-nitrophenol (4-NP) phenol by demineralized kraft lignin activated carbon (DKLAAC). adsorption NPs on DKLAAC was found to follow order 2-NP > 4-NP phenol. In this study, both solubility donor–acceptor complex mechanism played an important role besides poros...
در این مقاله یک مدل جدید غیرخطی برای بهبود محاسبه مقاومت بدنه ترانزیستورهای PD SOI در مقیاس 45 نانومتر ارائه میگردد. این مدل بر پایه شبیهسازیهای سه بعدی سیگنال کوچک ارزیابی میشود. در این مقاله فاکتورهای مشخصکننده مقاومت بدنه در ترانزیستورهای نانومتر، با استفاده از قابلیت شبیهسازی سه بعدی نرمافزار ISE-TCAD نشان داده میشود و سپس با استفاده از مدل پتانسیل سطح، رابطهای ریاضی برای محاسبه مق...
BACKGROUND With the development of surgical techniques and biomedical material, increasing synthetic materials are applied to the chest wall reconstruction, such as autologous rib, muscle flap, bovine pericardium and sheet metal. AIM To detect the safety and efficiency of synthetic material Polydioxanone (PDO) in chest wall reconstruction. MATERIALS AND METHODS Healthy adult mongrel dogs op...
In view of the importance of noi se in physiology. information processing and fi nance, studi es on chaos and noi se have been undertaken. Detailed stud ies on the lal lowing osc illatory reactions have been undertaken: (i) thi ophenol + BrO,' + H2S0~, (ii ) fruClose + BrO,' + H2S04 + Ce 4 + , and (iii ) iodate + arsenitc, wh ich can serve as a model system for thi s purposc. Aperiodic oscil la...
Optical data communication is not the only area where silicon photonics will have an impact. Silicon and related group 4 crystals have excellent linear and nonlinear optical properties in the midwave and longwave infrared spectrum [1-6]. These properties, along with silicon’s excellent thermal conductivity and optical damage threshold, open up the possibility for a new class of midwave and long...
ویتلوژنین (vtg) پیش ماده اصلی پروتئین های زرده تخم بوده که به صورت طبیعی به وسیله کبد ماهیان ماده و در پاسخ به استروژن درونی 17بتا-استرادیول (e2) تولید شده، به درون خون آزاد گشته و در اووسیت های در حال رشد ذخیره می گردد. اگرچه در ماهیان نر و نابالغ نیز ژن vtg وجود دارد اما به صورت طبیعی بیان نمی گردد. با این حال زنواستروژن ها می توانند این ژن را فعال نموده و موجب تولید vtg گردند. این ترکیبات مت...
Heck reactions were performed with 4-bromoacetophenone and n-butyl acrylate, yielding the trans-arylated acrylate ester with high selectivity. Pd–zeolite catalysts were compared with supported Pd metal catalysts. In order to obtain an active and heterogeneous catalyst, the preformed or in situ-formed catalytically active Pd0 species and the PdII intermediates must be sufficiently stabilized on ...
In the title compound, [Pd(C(8)H(4)O(4))(C(7)H(6)N(2))(2)](n), the Pd atom is tetra-coordinated by two carboxyl-ate O atoms from two benzene-1,4-dicarboxyl-ate (bdc) dianions and two N atoms from two benzimidazole ligands, resulting in a slightly distorted tetra-hedral PdO(2)N(2) geometry. The bdc ligand acts as a bridge, linking the Pd atoms into a chain. Inter-chain N-H⋯O hydrogen bonds help ...
In this work, a novel Silicon on Insulator (SOI) MOSFET is proposed and investigated. The drain and source electrode structures are optimized to enhance ON-current while global device temperature and hot carrier injection are decreased. In addition, to create an effective heat passage from channel to outside of the device, a silicon region has embedded in the buried oxide. In order to reduce th...
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