نتایج جستجو برای: ito differential formula
تعداد نتایج: 378682 فیلتر نتایج به سال:
Formulas for the Riemann sums over lattice polytopes determined by the lattice points in the polytopes are often called Euler-Maclaurin formulas. An asymptotic Euler-Maclaurin formula, by which we mean an asymptotic expansion formula for Riemann sums over lattice polytopes, was first obtained by Guillemin-Sternberg [GS]. Then, the problem is to find a concrete formula for the each term of the e...
In this study, indium-tin oxide (ITO)/Al-doped zinc oxide (AZO) composite films were fabricated by pulsed laser deposition and used as transparent contact layers (TCLs) in GaN-based blue light emitting diodes (LEDs). The ITO/AZO TCLs were composed of the thin ITO (50 nm) films and AZO films with various thicknesses from 200 to 1000 nm. Conventional LED with ITO (200 nm) TCL prepared by E-beam e...
The purpose of this paper is to provide an overview on methodological aspects of the information technology outsourcing (ITO) surveys, in an attempt to improve the data quality and reporting in survey research. It is based on a review of thirty articles on ITO surveys and focuses on two commonly explored dimensions of ITO, namely what are outsourced and why should there be ITO. This study highl...
Indium tin oxide (ITO) and titanium dioxide (TiO2) anti-reflective coatings (ARCs) were deposited on a (100) P-type monocrystalline Si substrate by a radio-frequency (RF) magnetron sputtering. Polycrystalline ITO and anatase TiO2 films were obtained at room temperature (RT). The thickness of ITO (60 to 64 nm) and TiO2 (55 to 60 nm) films was optimized, considering the optical response in the 40...
استفاده از نیمه هادی های اکسیدی، برای ساخت ادوات مختلف نظیر حسگر¬های گاز و سلول¬های خورشیدی، حائز اهمیت بوده و همواره مورد مطالعه واقع شده است. در این میان برای افزایش حساسیت حسگرها از روش¬های مختلفی مانند پیش رفتن به سمت ساختار¬های در مقیاس نانو، افزودن ناخالصی و یا اضافه کردن لایه¬هایی از فلزات نجیب به نیمه¬هادی اکسیدی استفاده می¬شود. کار حاضر با هدف افزایش حساسیت حسگر گاز اکسید ایندیم آلایش ...
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