نتایج جستجو برای: green media
تعداد نتایج: 417065 فیلتر نتایج به سال:
The research reported here is part of our ongoing effort (Kerpedjiev et al. 1997b; 1997a; Green, Carenini, & Moore 1998; Green et al. 1998; Kerpedjiev et al. 1998) to design systems that can automatically generate integrated text and information graphics presentations of complex, quantitative data. In this paper, we take the position that certain types of arguments that can be presented visuall...
The development of green and safe processes for the synthesis of nanomaterials is one of the main aspects of nanotechnology. In this study, a biological, inexpensive and rapid process for the fabrication of palladium nanoparticles using the aqueous broth of Pistacia Atlantica fruit as a novel biomass product is reported without using extra surfactant, capping agent, and template. The synthesize...
Blanching is a prerequisite for preservation of green leafy vegetables. However, it may cause partial destruction of some nutrients like ascorbic acid which is highly oxidizable with time in the post harvest period on atmospheric exposure. The objective of the present study is to identify a suitable blanching treatment and conditions (temperature, time and media) for commonly consumed green lea...
Chemical grafting of 3-aminipropyl triethoxysilane to carbonized bagasse and acidification of amino groups leads us to introduce a new, efficient and green solid acid catalyst. We used the Fourier-transform infrared spectroscopy (FT-IR), X-Ray Diffraction (XRD), Thermogravimetric analysis (TGA), Field Emission Scanning Electron Microscope (FE-SEM), elemental-mapping and Energy Dispersive X-ray ...
The efficiency of HZSM-5 Zeolite, tungestophosphoric acid (H3PW12O40) and tungestosililic acid (H4O40SiW12) were investigated in three-component, one-pot synthesis of coumarin dyes. These green and noncorrosive acids were highly efficient in synthesis of some coumarin dyes in excellent yield during concurrent formation of coumarin and benzimidazole or benzoxazole heterocycles (e.g. C. I. disper...
Abasract Biofuel derived from microalgae are considered as a highly promising next-generation fuel. Chlorococcum sp. (green microalgae) shows potential for the successful biodiesel production, where biodiesel is produced from neutral lipid content of the algae. In the present study, effect of shaking, incubation temperature, salinity and different media composition on various physiological and ...
Algae green, blue–green, and diatom grown in inorganic media produced particulate and dissolved organic carbon DOC . DOC produced by a green-alga contains 25% hydrophobic acids. DOC from all algae had specific ultraviolet absorbance values less than 2.0 m−1 mg/L −1. Algae-produced DOC was biologically labile; greater than 60% degraded in bioreactors within 5 days. The biodegradable material lik...
INTRODUCTION Green tea extract (GTE) has been reported to have remarkable anti-inflammatory, antioxidant, and anticarcinogenic effects and to prolong allograft survivals. The purpose of the present study is to investigate in vitro the efficacy of GTE as a storage medium for avulsed teeth. We estimated the possibility for storage medium by maintaining the viability of human periodontal ligament ...
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