全部文献期刊会议图书|学者科研项目
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作者:Young Wook Go , Sung Ho Yeom
来源:[J].Biotechnology and Bioprocess Engineering(IF 1.277), 2017, Vol.22 (4), pp.440-449Springer
摘要:Biodiesel was produced using waste coffee grounds (WCGs) via a two-step process comprising lipid extraction and subsequent transesterification steps. Each step was statistically analyzed, and optimum conditions for each step were suggested. WCGs were found to have 16.4% lipid co...
作者:Y. I. Pyatnitsky , L. Yu. Dolgikh , L. M. Senchilo ...
来源:[J].Theoretical and Experimental Chemistry(IF 0.459), 2019, Vol.55 (1), pp.50-55Springer
摘要:On the basis of analysis and thermodynamic calculations of the reaction paths of the catalytic conversion of ethanol a two-step process is proposed for the production of propylene from bioethanol and catalysts for its implementation. The catalyst of the first step is used to conv...
作者:Jae Won Kim , Sang Yeol Lee
来源:[J].Physica C: Superconductivity and its applications(IF 0.718), 2005, Vol.421 (1), pp.10-14Elsevier
摘要:... From variation of orientation in YBCO films depending on thickness and deposition temperature, two-step process was introduced for property enhancement and the use of low fabrication temperature. YBCO films deposited by two-step process showed fully c -axis orientation w...
作者:Guozhi Fan , Yuexin Wang , Zongxiao Hu ...
来源:[J].Carbohydrate Polymers(IF 3.479), 2018, Vol.200Elsevier
摘要:Abstract(#br)The synthesis of 5-hydroxymethyl furfural (HMF) from cellulose via a two-step process was investigated. To optimize reaction conditions, the separate conversion of cellulose and glucose was first performed in tetrahydrofuran (THF) and N, N- dimethylformamide (DMF) vi...
作者:Li Zhao , Jinping Lin , Hualei Wang ...
来源:[J].Bioprocess and Biosystems Engineering(IF 1.869), 2015, Vol.38 (12), pp.2487-2495Springer
摘要:Abstract(#br)In this work, a two-step process was developed for the production of 3-hydroxypropionic acid from glycerol. In the first step, glycerol was converted to 1,3-propanediol by Klebsiella pneumonia. In the second step, the 1,3-propanediol was converted into 3-hydroxy...
作者:Ajoy Kanti Mondal , Chengrong Qin , Arthur J. Ragauskas ...
来源:[J].Industrial Crops & Products(IF 2.468), 2020, Vol.148
摘要:Abstract(#br)In the present study, Loblolly pine biomass residue was converted to bio-oil in a two-step process, consisting of 1) fast pyrolysis in the presence of zeolite ZSM-5 as a catalyst to produce pyrolysis oil, 2) hydrogenation of pyrolysis oil using formic acid as the...
作者:A. GuruSampath Kumar , Xuejin Li , Yu Du ...
来源:[J].Applied Surface Science(IF 2.112), 2020, Vol.509
摘要:Abstract(#br)In the present work, we have fabricated, characterized and tested the hetero-structured zinc oxide/[gallium, silver]-co-doped zinc oxide (ZnO/[Ga,Ag]-co-doped ZnO) ultraviolet (UV)-photodetector (PD) using a cost-effective two-step process. In this, the results of ou...
作者:Yufeng Chen , Xiaodan Ren , Kunlei Zhang ...
来源:[J].Materials Science in Semiconductor Processing(IF 1.338), 2019, Vol.100, pp.42-47Elsevier
摘要:Abstract(#br)ZnS/CdS 1- x Se x nancomposite has been obtained by a two-step process. Namely CdS 1- x Se x nanoparticles are prepared by one-pot hydrothermal method; then the CdS 1- x Se x is dispersed in Zn(NH 3 ) 4 2+ solution, and dropping with Na 2 S solution, resulting in t...
作者:Jichang Han , Laurenz Thomsen , Kehou Pan ...
来源:[J].Bioresource Technology(IF 4.75), 2018Elsevier
摘要:... In this study, two microalgae strains (RT_C and RT_F) isolated from a municipal wastewater treatment plant were used to establish a two-step wastewater treatment process. During step-1, RT_C was cultivated in composite wastewater due to its high tolerance of sludge centrate...
作者:Menglu Song , Xiangui Yang , Gongying Wang
来源:[J].Chemical Research in Chinese Universities(IF 0.735), 2018, Vol.34 (4), pp.578-583Springer
摘要:...33) were synthesized from dimethyl carbonate(DMC) and 1,4-butanediol(BD) via a two-step process. The influences of the molar ratios of DMC to BD in the feedstock, polycondensation temperature and polycondensation time on the PCDLs preparation were studied. CH 3 COONa showed ...

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