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Kinetics of microwave-enhanced oxidation of phenol by hydrogen peroxide

Deming ZHAO, Jie CHENG, Michael R. HOFFMANN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 1,   Pages 57-64 doi: 10.1007/s11783-010-0251-9

Abstract: Aqueous solutions of phenol were oxidized by hydrogen peroxide assisted by microwave (MW) irradiationHowever, after 90 min of irradiation, the observed kinetics shifted to pseudo first order.The overall reaction rates were significantly enhanced in the combined MW/H O system, mainly because microwave

Keywords： microwave (MW) irradiation     hydrogen peroxide     phenol     synergetic effects     kinetic model    

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Experimental and theoretical study of microwave enhanced catalytic hydrodesulfurization of thiophene

Hui Shang, Pengfei Ye, Yude Yue, Tianye Wang, Wenhui Zhang, Sainab Omar, Jiawei Wang

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 4,   Pages 744-758 doi: 10.1007/s11705-019-1839-7

Abstract: irradiation.The HDS efficiency was much higher (5%‒14%) under microwave irradiation than conventional heating.It was proved that the reaction was enhanced by both microwave thermal and non-thermal effects.irradiation.Therefore, the HDS process was considered to proceed along the hydrogenation route under microwave irradiation

Keywords： thiophene     microwave irradiation     hydrodesulfurization     non-thermal microwave effect    

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Synthesis of ［RMIm］PF6（R=P, B, C6）ionic liquid under microwave irradiation and research of its conductivity

He Yongfu

Strategic Study of CAE 2008, Volume 10, Issue 9,   Pages 92-95

Abstract:

By microwave irradiation, the intermediate compounds of imidazolium ionic

Keywords： ionic liquids     microwave irradiation     conductivity     [BMIm]PF6     [PMIm]PF6     [C6MIm]PF6    

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Preparation of Cu/ZnO/Al

Hui FAN, Huayan ZHENG, Zhong LI

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 445-451 doi: 10.1007/s11705-010-0521-x

Abstract: The effect of technological condition of precipitation and aging process under microwave irradiationThe results showed that the microwave irradiation during precipitation process could improve the activityWhile the microwave irradiation during aging process has a great benefit to both the activity and stabilityof the catalyst, the catalyst aged at 80°C for 1 h under microwave irradiation possessed higher methanolThe activity and stability of the catalyst was further enhanced when microwave irradiation was used in

Keywords： microwave irradiation     precipitation temperature     aging temperature     methanol synthesis     Cu/ZnO/Al2<    

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A study on the catalytic performance of Pd/γ-Al

Ruizhi CHU, Xianyong WEI, Zhimin ZONG, Wenjia ZHAO

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 452-456 doi: 10.1007/s11705-010-0522-9

Abstract: irradiation.The results show that calcination under microwave irradiation improved both the activity and selectivityThe optimum power of the microwave was determined to be 420 W.Microwave irradiation with very high power led to the increase in CO-bridge adsorption and thereby decreasedirradiation with very low power, resulting in a decrease in the selectivity to DME.

Keywords： Pd/γ-Al2O3     direct synthesis     dimethyl ether     calcination under microwave irradiation    

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Decomposition of aqueous chlorinated contaminants by UV irradiation with H

Eunsung KAN,Chang-Il KOH,Kyunghyuk LEE,Joonwun KANG

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 3,   Pages 429-435 doi: 10.1007/s11783-014-0677-6

Abstract: carbon tetrachloride (CCl ) and 2,4-dichlorophenol (2,4-DCP) in water by the ultraviolet (UV) light irradiation

Keywords： H2O2/ultraviolet (UV) light     advanced oxidation     UV light irradiation     chlorinated    

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Effect of ultraviolet irradiation and chlorination on ampicillin-resistant

Yuchen PANG,Jingjing HUANG,Jinying XI,Hongying HU,Yun ZHU

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 3,   Pages 522-530 doi: 10.1007/s11783-015-0779-9

Abstract: We reported a greater stability in ampicillin-resistant CGMCC 1.1595 after UV irradiation or chlorinationUV irradiation and chlorination led to a shift in the mortality frequency distributions of ampicillin-resistanthemi-inhibitory concentration (IC ) without disinfection was 3800 mg·L , and an increment was observed after UV irradiationThese results indicate that UV irradiation and chlorination can potentially increase the risk of selection

Keywords： antibiotic resistance     Escherichia coli     ampicillin resistance gene     ultraviolet irradiation     chlorination    

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Use of gamma-irradiation pretreatment for enhancement of anaerobic digestibility of sewage sludge

YUAN Shoujun, ZHENG Zheng, YU Xin, ZHAO Yongfu, MU Yanyan

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 2,   Pages 247-250 doi: 10.1007/s11783-008-0041-9

Abstract: -irradiation pretreatment on anaerobic digestibility of sewage sludge was investigated in this paper.-irradiation pretreatment.-irradiation treatment. Besides, floc size distribution of sewage sludge shifted from 80–100 ?-irradiation treatment at the doses from 0 to 30 kGy, which indicated the disintegration of sewage sludge-irradiation treatment, which resulted in the release of cytoplasm and increase of soluble chemical oxygen

Keywords： anaerobic digestibility     soluble chemical     cytoplasm     digestion process     soluble    

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Effects of irradiation on chromium’s behavior in ferritic/martensitic FeCr alloy

Xinfu HE, Wen YANG, Zhehao QU, Sheng FAN

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 181-183 doi: 10.1007/s11708-009-0025-x

Abstract: The effects of irradiation on chromium performance under different temperatures in Fe-20at%Cr were modeledChromium precipitation was observed in FeCr alloy after irradiation; interstitial Chromium atoms areThe results are compared with experiment observations and are useful to understanding the irradiation

Keywords： irradiation     Fe-20at%Cr alloy     chromium segregation    

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Decomposition of perfluorooctanoic acid by microwave-activated persulfate: Effects of temperature, pH

Yuchi LEE, Shanglien LO, Jeff KUO, Chinghong HSIEH

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 17-25 doi: 10.1007/s11783-011-0371-x

Abstract: Microwave-hydrothermal treatment of persistent and bioaccumulative perfluorooctanoic acid (PFOA) in waterconcentrations (0.01–0.15 mol·L ), and temperature (60°C, 90°C, and 130°C) on persulfate oxidation of PFOA under microwaveirradiation.

Keywords： microwave     perfluorooctanoic acid     pH     persulfate     chloride ions     perfluorocarboxylic acids    

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Removal of virus aerosols by the combination of filtration and UV-C irradiation

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 3, doi: 10.1007/s11783-023-1627-y

Abstract:

● The removal of virus aerosols by filtration and UV-C irradiation

Keywords： Filtration system     UV-C irradiation     Virus aerosol     Public health     COVID-19    

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Study on the microwave-assisted extraction of polyphenols from tea

Liyun WANG, Peiyong QIN, Yan HU,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 3,   Pages 307-313 doi: 10.1007/s11705-009-0282-6

Abstract: This study demonstrated a promising method for quickly extracting tea polyphenol (TP) by microwave-assistedSome influential parameters, including MAE temperature, microwave power, concentration of extraction60% ethanol (v/v) and the solid/liquid ratio 1:12 g/mL at 80°C for 10 minutes under the microwave

Keywords： energy consumption     microwave-assisted extraction     optimum condition     pre-leaching     concentration    

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Characterisation of a microwave induced plasma torch for glass surface modification

Adam BENNETT, Nan YU, Fengzhou FANG, Marco CASTELLI, Guoda CHEN, Alessio BALLERI, Takuya URAYAMA

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 1,   Pages 122-132 doi: 10.1007/s11465-020-0603-5

Abstract: Microwave induced plasma torches find wide applications in material and chemical analysis.Investigation of a coaxial electrode microwave induced plasma (CE–MIP) torch is conducted in this studyMicrowave spectrum analysis is used to create a polar plot of the microwave energy being emitted fromthe coaxial electrode, where the microwave energy couples with the gas to generate the plasma jet.

Keywords： microwave induced plasma     spectrum analysis     surface modification    

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Soybean drying characteristics in microwave rotary dryer with forced convection

Ruifang WANG, Zhanyong LI, Yanhua LI, Jingsheng YE

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 3,   Pages 289-292 doi: 10.1007/s11705-009-0022-y

Abstract: A new hybrid drying technique by combining microwave and forced convection drying within a rotary drum, i.e., microwave rotary drying, was developed with the purpose to improve the uniformity of microwaveIn a laboratory microwave rotary dryer, rewetted soybean was utilized as experimental material to studythe effects of drum rotating speed, ventilation flow rate, and specific microwave power on the dryingIncreasing ventilation flow rate and specific microwave power can improve the drying rate, but the cracking

Keywords： cracking     microwave     rotary drying     soybean    

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Degradation of trace nitrobenzene in water by microwave-enhanced H

Honghu ZENG, Lanjing LU, Meina LIANG, Jie LIU, Yanghong LI

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 4,   Pages 477-483 doi: 10.1007/s11783-012-0395-x

Abstract: To evaluate possible use of microwave-enhanced H O -based (MW/H O ) process to degrade trace nitrobenzeneThe results showed that 2450MHz microwave irradiation significantly enhanced oxidative decomposition

Keywords： microwave     hydrogen peroxide     nitrobenzene     humic acid    

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Title Author Date Type Operation

Kinetics of microwave-enhanced oxidation of phenol by hydrogen peroxide

Deming ZHAO, Jie CHENG, Michael R. HOFFMANN

Journal Article

Experimental and theoretical study of microwave enhanced catalytic hydrodesulfurization of thiophene

Hui Shang, Pengfei Ye, Yude Yue, Tianye Wang, Wenhui Zhang, Sainab Omar, Jiawei Wang

Journal Article

Synthesis of ［RMIm］PF6（R=P, B, C6）ionic liquid under microwave irradiation and research of its conductivity

He Yongfu

Journal Article

Preparation of Cu/ZnO/Al

Hui FAN, Huayan ZHENG, Zhong LI

Journal Article

A study on the catalytic performance of Pd/γ-Al

Ruizhi CHU, Xianyong WEI, Zhimin ZONG, Wenjia ZHAO

Journal Article

Decomposition of aqueous chlorinated contaminants by UV irradiation with H

Eunsung KAN,Chang-Il KOH,Kyunghyuk LEE,Joonwun KANG

Journal Article

Effect of ultraviolet irradiation and chlorination on ampicillin-resistant

Yuchen PANG,Jingjing HUANG,Jinying XI,Hongying HU,Yun ZHU

Journal Article

Use of gamma-irradiation pretreatment for enhancement of anaerobic digestibility of sewage sludge

YUAN Shoujun, ZHENG Zheng, YU Xin, ZHAO Yongfu, MU Yanyan

Journal Article

Effects of irradiation on chromium’s behavior in ferritic/martensitic FeCr alloy

Xinfu HE, Wen YANG, Zhehao QU, Sheng FAN

Journal Article

Decomposition of perfluorooctanoic acid by microwave-activated persulfate: Effects of temperature, pH

Yuchi LEE, Shanglien LO, Jeff KUO, Chinghong HSIEH

Journal Article

Removal of virus aerosols by the combination of filtration and UV-C irradiation

Journal Article

Study on the microwave-assisted extraction of polyphenols from tea

Liyun WANG, Peiyong QIN, Yan HU,

Journal Article

Characterisation of a microwave induced plasma torch for glass surface modification

Adam BENNETT, Nan YU, Fengzhou FANG, Marco CASTELLI, Guoda CHEN, Alessio BALLERI, Takuya URAYAMA

Journal Article

Soybean drying characteristics in microwave rotary dryer with forced convection

Ruifang WANG, Zhanyong LI, Yanhua LI, Jingsheng YE

Journal Article

Degradation of trace nitrobenzene in water by microwave-enhanced H

Honghu ZENG, Lanjing LU, Meina LIANG, Jie LIU, Yanghong LI

Journal Article