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PHOTOCHROMIC KINETICS OF ASYMMETRICAL DIARYLETHENES IN DIFFERENT SOLVENTS AND IN PMMA FILMS

LI, MIN; PU, SHOUZHI; ZHENG, CHUNHONG; LUO, MINGBIAO; … - In: Surface Review and Letters (SRL) 15 (2008) 01, pp. 145-151

terminal phenyl group were synthesized, and their photochromism and kinetics of the photochromic cyclization … those in solvents indicating that the kinetics processes of the three compounds taking place in PMMA films differs from the …

Persistent link: https://www.econbiz.de/10004977500

Modelling oil degradation in electric transformer oil under typical loads

Kaanagbara, Life; Inyang, Hilary I. - In: International Journal of Global Energy Issues 28 (2007) 2/3, pp. 325-343

appropriate allowances for factor of safety against temperature and voltage. The kinetics of degradation of used type II …

Persistent link: https://www.econbiz.de/10011130239

Hot Water Pretreatment of Boreal Aspen Woodchips in a Pilot Scale Digester

Yan, Jipeng; Liu, Shijie - In: Energies 8 (2015) 2, pp. 1166-1180

formic acid are investigated due to their catalytic effect on the extraction reactions. Zeroth-order kinetics models are …

Persistent link: https://www.econbiz.de/10011160783

CO2 gasification of Powder River Basin coal catalyzed by a cost-effective and environmentally friendly iron catalyst

Zhang, Fan; Xu, Deping; Wang, Yonggang; Argyle, Morris D.; … - In: Applied Energy 145 (2015) C, pp. 295-305

CO2 gasification of a sub-bituminous Wyodak coal from the Powder River Basin (PRB) was conducted in a fixed-bed laboratory gasifier at atmospheric pressure with FeCO3 as a catalyst precursor. The effect of iron on the coal pyrolysis was evaluated by thermo-gravimetric analysis (TGA). Scanning...

Persistent link: https://www.econbiz.de/10011263279

Energy recovery from agro-industrial wastewaters through biohydrogen production: Kinetic evaluation and technological feasibility

Lucas, S.D.M.; Peixoto, G.; Mockaitis, G.; Zaiat, M.; … - In: Renewable Energy 75 (2015) C, pp. 496-504

Biohydrogen production from cassava, dairy and citrus processing wastewaters (WWs) without nutritional supplementation was evaluated in anaerobic single-batch reactors at 37 °C for 70 h. Hydrogen production from cassava, dairy and citrus WW was 31.41, 37.25 and 28.95 mL g−1 of chemical...

Persistent link: https://www.econbiz.de/10011116538

Challenges and strategies for optimization of glycerol steam reforming process

Silva, Joel M.; Soria, M.A.; Madeira, Luis M. - In: Renewable and Sustainable Energy Reviews 42 (2015) C, pp. 1187-1213

research regarding GSR thermodynamics, catalysts, reaction mechanisms and kinetics, and innovative reactor configurations … thermodynamic aspects, the last developments on catalysis and kinetics, as well as the last advances on GSR performed in SERs and …

Persistent link: https://www.econbiz.de/10011117110

Determination of Methane and Carbon Dioxide Formation Rate Constants for Semi-Continuously Fed Anaerobic Digesters

Moestedt, Jan; Malmborg, Jonas; Nordell, Erik - In: Energies 8 (2015) 1, pp. 645-655

kinetics can be evaluated. In this study, the rate constants of the fermentative hydrolysis step (<i>k</i><sub>c</sub>) and the …

Persistent link: https://www.econbiz.de/10011123001

Cellulose reactivity in ethanol at elevate temperature and the kinetics of one-pot preparation of ethyl levulinate from cellulose

Xu, Guizhuan; Chang, Chun; Fang, Shuqi; Ma, Xiaojian - In: Renewable Energy 78 (2015) C, pp. 583-589

liquid by-products. On the basis, the kinetics of one-pot preparation of EL from cellulose was further investigated at a …

Persistent link: https://www.econbiz.de/10011208705

Benefits of weakening in thermogravimetric signals of hemicellulose and lignin for producing briquettes from soybean crop residue

Gangil, Sandip - In: Energy 81 (2015) C, pp. 729-737

residue and its briquetted biofuel. The bio-component related kinetics was evaluated using the Kissinger method. Activation …

Persistent link: https://www.econbiz.de/10011209514

Kinetic study of Huadian oil shale combustion using a multi-stage parallel reaction model

Sun, Youhong; Bai, Fengtian; Lü, Xiaoshu; Jia, Chunxia; … - In: Energy 82 (2015) C, pp. 705-713

This study aimed to explore the combustion kinetics of organic matter in Huadian oil shale using thermogravimetric …

Persistent link: https://www.econbiz.de/10011209552