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50篇 您的检索式:作者名="Valluri"
    题名 作者 年代 出处 被引量
1Fluorine-containing oxidizers for metal fuels in energetic formulations显示文摘Fluorine containing oxidizers, primarily polymers, are extensively used in pyrotechnic compositions.Fluorinated oxidizers are less explored for metalized propellants and explosives despite a potential advantage of substantial heat release combined with gaseous combustion products. This review summarizes different types of fluorinated oxidizers used in energetic formulations or of potential interest for such systems, including gases, polymers, and inorganic compounds. Types of energetic formulations employing metals and fluoropolymers are discussed in more detail, including methods used to prepare composites and resulting salient features of the obtained materials. Laboratory experiments characterizing such materials, in particular, electron microscopy and thermal analysis, are discussed, showing characteristic morphologies and reaction sequences observed in different metal-fluorinated oxidizer composites. Striking similarities are noted in reaction sequences for diverse compositions hinting at possible similarities in the respective reaction mechanisms. Experiments probing ignition and combustion of metal-fluorinated oxidizer composites in laboratory conditions are also reviewed, including impact, flash heating and shock ignition. Finally, some practical performance tests for energetic formulations are described following by a brief discussion of the reaction mechanisms expected to govern ignition and combustion in various metal-fluorinated oxidizer composites. The conclusions are combined with recommendation for future research in the area of reactive metal-fluorinated oxidizer composites.Siva Kumar Valluri Mirko Schoenitz Edward Dreizin 2019Defence Technology(防务技术)2019,15,1:17
2Opportunities and challenges in CO_(2) utilization显示文摘CO_(2) utilizations are essential to curbing the greenhouse gas effect and managing the environmental pollutant in an energy-efficient and economically-sound manner.This paper seeks to critically analyze these technologies in the context of each other and highlight the most important utilization avenues available thus far.This review will introduce and analyze each major pathway,and discuss the overall applicability,potential extent,and major limitations of each of these pathways to utilizing CO_(2).This will include the analysis of some previously underreported utilization avenues,including CO_(2) utilization in industrial filtration and the processing of raw industrial materials such as iron and alumina.The core theme of this paper is to seek to treat CO_(2) as a commodity instead of a liability.Sriram Valluri Victor Claremboux Surendra Kawatra 2022Journal of Environmental Sciences2022,34,3:8
3Bismuth Modified Porous Silica Preparation,Characterization and Photocatalytic Activity Evaluation for Degradation of Isoproturon显示文摘Porous silica prepared by using an acrylic emulsion has been impregnated with bismuth ion resulting in Bi_2SiO_5 species containing surface.The as-prepared materials have been characterized by X-ray diffraction spectroscopy (XRD),X-ray photoelectron spectroscopy(XPS),UV-Vis diffuse reflectance spectroscopy(UV-Vis DRS), scanning electron microscopy(SEM),energy dispersive analysis of X-ray(EDAX),transmission electron microscopy(TEM),Fourier transform infrared spectroscopy(FTIR) and N_2 adsorption/desorption techniques. EDAX analysis confirms the penetration of bismuth ions into the framework of silica to form Bi_2SiO_5,which is substantiated by XRD.The UV—Vis DRS shows that the catalysts are optically active and XPS confirms the inclusion of bismuth into the framework of silica.FTIR spectra illustrate the formation of Bi—O—Si linkages in the porous silica framework.SEM and TEM show the spherical morphology,whereas N_2 adsorption/desorption study confirms the porosity of the prepared materials.The photocatalytic activity of the material is evaluated for the degradation of isoproturon herbicide and it is found that the material is active as compared to the commercial P-25 Degussa TiO_2.Anil Kumar Reddy Police Srinivas Basavaraju Durga Kumari Valluri Subrahmanyam Machiraju 2013Journal of Materials Science & Technology2013,29,7:4
4Influence of Toll‐Like Receptor Gene Polymorphisms to Tuberculosis Susceptibility in Humans显示文摘S. Thada V. L. Valluri S. L. Gaddam 2013Scand J Immunol2013,,3:2
5Simultaneous removal of CO_(2), NO_(x) and SO_(x) using single stage absorption column显示文摘Capturing flue gases often require multiple stages of scrubbing, increasing the capital and operating costs. So far, no attempt has been made to study the absorption characteristics of all the three gases(NO, SO_(2) and CO_(2)) in a single stage absorption unit at alkaline p H conditions. We have attempted to capture all the three gases with a single wet scrubbing column. The absorption of all three gases with sodium carbonate solution promoted with oxidizers was investigated in a tall absorption column. The absorbance was found to be 100% for CO_(2), 30% for NO and 95% for SO_(2) respectively. The capture efficiency of sodium carbonate solution was increased by 40% for CO_(2) loading, with the addition of oxidizer. Absorption kinetics and reaction pathways of all the three gases were discussed individually in detail.Sriram Valluri S.Komar Kawatra 2021Journal of Environmental Sciences2021,33,5:2
6Chemopreventive effects of alpha - santalol on ultraviolet B radiation - induced skin tumor development in SKH - 1 hairless mice 显示文摘Dwivedi C Valluri HB Guan X Agarwal R 2006Carcinogenesis2006,27,9:1
7A model of market power and efficiency in private electronic exchanges 显示文摘Aron R Ungar L Valluri A 2008European Journal of Operational Research2008,187,3:1
8Creep damage characterization using a low amplitude nonlinear ultrasonic technique显示文摘Krishnan Balasubramaniam Jitendra S Valluri Raghu V Prakash 2011Materials Characterization2011,62,3:1
9Nontuberculous mycobacterial ocular and adnexal infections显示文摘Moorthy R S Valluri S Rao N A 0,,03:1
10Abnormal accumulation of human transmembrane(TMEM)-176A and 176B proteins is associated with cancer pathology显示文摘Cuajungco MP Podevin W Valluri VK 2012Acta Histochem2012,114,7:1
11Chemopreventlve effects of alpha-santalol on uhraviolet B radiation-induced skin tumor development in skh- l hairles mice 显示文摘Dwivedi C Valluri HB Guan X 2006Carcinogenesis2006,27,9:1
12Some applications of the Lambert W func- tion to physics 显示文摘Valluri S R Jeffrey D J 2000Canadian Journal of Physics2000,79,9:1
13Effects of estrogen and gender on cataractogenesis induced by high-LET radiation显示文摘Henderson MA Valluri S Garrett J 2010Ra- diat Res2010,173,2:1
14Nonlinear state estimation in the presence of multiple steady states 显示文摘 Soroush M 1996Ind Eng Chem Res1996,35,8:1
15Some applications of the Lambert W function to physics显示文摘Valluri S R Jeffrey D J Corless R M 2000Canadian Journal of Physics2000,78,9:1
16Effect of high or low molecular weight of components of feed on transmembrane flux during forward osmosis显示文摘Nayak C A Valluri S S Rastogi N K 2011J Food Eng2011,106,1:1
17Efficacy and safety of the ProTek ( Vifilcon A ) therapeutic soft contact lens after photorefractive keratectomy 显示文摘Lim-Bon-Siong R Valluri S Gordon M 1998Am J Ophthalmol1998,125,2:1
18Abnormal accumula- tion of human transmembrane (TMEM)-176A and 176B proteins is associated with cancer pathology 显示文摘Cuajungco MP Podevin W Valluri VK 2012Acta Histochem2012,114,7:1
19Thin film flow over structured packings at moderate Reynolds numbers 显示文摘Valluri P Matar O K Hewitt G F 2005Chem EngSci2005,60,7:1
20Chemopreventive effectsof a-santalol on ultraviolet B radiation-induced skin tumor developrrent in SKH-1 hairless mice 显示文摘Dwivedi C Valluri H B Guan X M 2006Carcinogenesis2006,27,9:1
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