نتایج جستجو برای: reflection coating

تعداد نتایج: 97605  

Journal: :علوم گیاهان زراعی ایران 0
فاطمه سعادت دانشجوی کارشناسی ارشد علوم و تکنولوژی بذر، دانشگاه گیلان سید محمدرضا احتشامی استادیار، دانشگاه گیلان جعفر اصغری استاد، دانشگاه گیلان محمد ربیعی محقق، مؤسسة تحقیقات برنج رشت

corn )zea mays l. (is one of the most crop that its forage produce is developed in the country. this field research carried out in order to investigate the effect of seed coating with growth promoting bacteria )azotobacter and pseudomonas (and micronutrients )zn, b, mo, cu, fe and mn (on quantitative and qualitative yield of forage corn )zea mays l. sc. 640 (.the experiment design consisted of ...

Journal: :Optics Express 2021

We fabricated a 302 mm diameter low-pass filter made of alumina that has an anti-reflection coating (ARC) with laser-ablated sub-wavelength structures (SWS). The been integrated into and is operating the MUSTANG2 instrument, which coupled to Green Bank Telescope. average transmittance in band between 75 105 GHz 98%. Reflective loss due ARC 1%. difference transmission s- p-polarization states le...

2013
E. Zalnezhad Ahmed A.D. Sarhan

Keywords: AL7075-T6 alloy Ti–TiN coating PVD magnetron sputtering Surface roughness Fuzzy logic Fretting fatigue a b s t r a c t In this study, the fretting fatigue resistance of AL7075-T6 alloy is investigated using surface treatment Ti–TiN multilayer coating by physical vapor deposition (PVD) magnetron sputtering technique. A fuzzy logic model was established to forecast the surface roughness...

Journal: :Coatings 2021

Broadband anti-reflection (AR) coatings are essential elements for improving the photocurrent generation of photovoltaic modules and enhancing visibility in optical devices. In this paper, we report a hybrid-structured, coating that combines multi-layer thin films with single top-oblique deposited layer. By simply introducing low-refractive index layer, broadband properties can be improved whil...

Journal: :Optics express 2013
V V Medvedev A J R van den Boogaard R van der Meer A E Yakshin E Louis V M Krivtsun F Bijkerk

We report on the development of a hybrid mirror realized by integrating an EUV-reflecting multilayer coating with a lamellar grating substrate. This hybrid mirror acts as an efficient Bragg reflector for extreme ultraviolet (EUV) radiation at a given wavelength while simultaneously providing spectral-selective suppression of the specular reflectance for unwanted longer-wavelength radiation due ...

2012
Hyunmin Choi No-Je Park Otgonbold Jamiyandorj Kyung-Hee Choi Min-Ho Hong Seunghan Oh Young-Bum Park Sungtae Kim

PURPOSE The aim of this study was to determine whether biphasic calcium phosphate (BCP) bone substitute with two different concentrations of Escherichia coli-expressed recombinant human bone morphogenetic protein 2 (ErhBMP-2) enhances new bone formation in a standardized rabbit sinus model and to evaluate the concentration-dependent effect of ErhBMP-2. METHODS Standardized, 6-mm diameter defe...

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