نتایج جستجو برای: wet chemistry method
تعداد نتایج: 1753672 فیلتر نتایج به سال:
The wetting of silicon wafers and silicon wafers coated with alkylsiloxane monolayers by saturated vapors of cyclohexane and methanol were studied using x-ray specular reflection. Differentially heating the substrate surface relative to the temperature of a liquid reservoir was used to probe the disjoining pressure as a function of the film thickness and surface chemistry. Uncoated silicon wafe...
The fossil-based emissions and effluents from the textile wet processing units have acute implications on environment human wellbeing. Therefore, a paradigm shift towards sustainable alternative materials technology has become imperative. Thus, overview herein emphasizes chemistry that ubiquitously exists to propel ecological with herbal biomaterials. review paper succinctly accentuates efficie...
a pure silicate host namely sr2mgsi2o7 as a support for a long-lasting afterglow when dopped with rare-earth elements was sought after. to this end the process of obtaining firing temperatures of the above mentioned phase in normal condition was carried out using suggested wet and dry methods. the degree of purity obtained in these preparatory methods as well as the different firing temperature...
The traditional and Islamic medicine is based on bringing out the wasted and hazardous materials from the body. For this reason well known ancient physicians used to do phlebotomy, wet cupping, vomiting, administer laxatives, enema and various other methods. Fortunately, wet cupping is known as an effective method in prevention and treatment for numbers of diseases even by medical society nowad...
Shallow V-Shape Nanostructured Pit Arrays in Germanium Using Aqua Regia Electroless Chemical Etching
Due to its high refractive index, reflectance is often a problem when using Germanium for optoelectronic devices integration. In this work, we propose an effective and low-cost nano-texturing method for considerably reducing the reflectance of bulk Germanium. To do so, uniform V-shape pit arrays are produced by wet electroless chemical etching in a 3:1 volume ratio of highly-concentrated hydroc...
چکیده ندارد.
For this study seventy-eight rice samples from 2008 of mediumand long-grain rice cultivars were harvested and selected from Rohwer, Keiser, and Corning locations in Arkansas. Bulk milled rice samples of ~11.5 grams and 100 individual milled rice kernels fitted with single kernel adapter were scanned using a diode-array-analyzer of each cultivar/location. Partial least squares regression (PLS) w...
Wet-chemistry methods have crucial advantages for the synthesis of nanostructures, including simple, low-cost, large-area, and low-temperature deposition on almost arbitrary substrates. Nevertheless, the rational design of improved wet-chemistry procedures is extremely difficult because, in practice, only post-synthesis characterization is possible. In fact, the only methods for on-line monitor...
Daily precipitation nitrate and ammonium concentration models were developed for the Chesapeake Bay Watershed (USA) using a linear least-squares regression approach and precipitation chemistry data from 29 National Atmospheric Deposition Program/National Trends Network (NADP/NTN) sites. Only weekly samples that comprised a single precipitation event were used in model development. The most sign...
Wave endurance time (WET) is a time domain method for evaluating the response of offshore structures under different storm conditions. In this method, intensifying artificial records named wave functions (WFs) are generated in place of various random records of extreme sea states. In this regard, the computational costs are reduced, and reliability of structures is evaluated by the endurance ti...
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