نتایج جستجو برای: بلور kdp
تعداد نتایج: 2355 فیلتر نتایج به سال:
Micromachining repair of surface defects on KH2PO4 (KDP) optics is an emerging technique in the construction Inertial Confinement Fusion facilities for obtaining clean nuclear fusion energy. However, this method yet facing considerable challenges owing to soft-brittle nature single-crystal KDP, hence it necessary understand its ductile-regime cutting mechanism generate crack-free surfaces. This...
The first eight-coordinated trivalent lanthanide complexes with an achiral ligand 6,7-dicyanodipyridoquinoxaline (dicnq), [DyCl(3)(dicnq)(2)](n) (1 and 1') were found to exhibit spontaneous chiral resolution, SHG active (two times that of KDP) and blue luminescence.
The precipitation systems that pass over mountains develop rapidly due to the forcible ascent caused by topography, and spatial rainfall distribution differences occur local development of system because topography. In order reduce damage orographic rainfall, it is essential provide field data with high accuracy. this study, estimation relationship was calculated using drop size obtained from 1...
The main aim of this research is to obtain high purity potassium dihydrogen phosphate solution with Al, Cr, Fe and Ti impurity content < 0.05 ppmw (5⋅10-6 wt.%) by the simple and effective process of impurities coprecipitation with insoluble precipitants. The completeness of the coprecipitation with different coprecipitants of the above-mentioned impurities in saturated potassium dihydrogen pho...
High Pressure Raman scattering measurements of KDP:Mn were performed at room temperatures. The X-ray powder diffraction patterns taken at room temperature by Rietveld refinement showed that doped samples of KDP-Mn have the same tetragonal structure of a pure KDP crystal, but with a contraction of the crystalline cell. The behavior of the Raman spectra, in particular the emergence of a new modes...
ارتباط بین اندازه بلورهای دولومیت و ویژگیهای فیزیکی آنها به منظور مطالعات ژئومکانیکی مخازن دولومیتی
بر پایه مطالعات گستردهای که تاکنون انجام شده است، بی شک، نقش دادههای سرعت عبور امواج از سنگها در ارزیابی مخازن هیدروکربنی حیاتی است. در این بین، مطالعه سرعت عبور امواج در سنگهای دولومیتی که اغلب در سیستمهای کربناته یکی از بهترین بخش مخازن هیدروکربنی را تشکیل میدهند، از اهمیت زیادی برخوردار است. مسلماً بافت سنگها، نوع و جنس کانیها، اندازه بلورها، درصد کوارتز موجود در سنگ و بسیاری از خواص ...
Producing the biodegradable plastic is the most important processes nowadays because to overcome the recent issues concerning the global environment and solid waste management. The optimum conditions for PHB production are more important to enhance the production by microorganism. In the present investigation newly isolated Azotobacter vinelandii KDP culture conditions were optimized to produce...
کانسار سرب و روی حسنآباد در شمال شرق اصفهان و در زون ایران مرکزی قرار گرفته است. سنگ میزبان این کانسار دولومیتهای سازند شتری به سن تریاس میانی است. کانیها شامل گالن، اسفالریت، پیریت، سولفوسالت و باریت میباشند که همراه با دگرسانی دولومیتی اند. بر اساس مطالعات پتروگرافی (از نظر شکل و اندازه بلورها، توزیع اندازه بلوری و شکل مرزهای بلوری) شش نوع دولومیت تشخیص داده شده است، که عبارتند از دولوم...
Due to the nature of their material properties, Calcium Fluoride (CaF2), Magnesium Fluoride (MgF2), and Potassium Dihydrogen Phosphate (KDP) are widely used for industrial purposes. A better understanding of the mechanical properties of these materials is of technological and scientific importance. The indentation nano-mechanical response of CaF2 (cubic), MgF2 (tetragonal), and KDP (tetragonal)...
Analysis of pre-monsoon convective systems over the southern peninsular India has been performed using C-band radar and numerical simulation. Statistics on polarimetric measurements show that distribution differential reflectivity (Zdr) specific phase (Kdp) have much higher spread regions. The Kdp is almost uniform across vertical stratiform mean profile Zdr regions shows a distinct local maxim...
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