The sol-gel method was used to synthesize Gd-SiO2-TiO2 composite photocatalysts. When the doping amounts of Si and Gd reached 9.1 mol% and 0.2 mol% respectively, the sample showed the optimal photocatalytic activity during the methylene blue (MB) degradation. When the calcination temperature was lower than 550 degrees C, Gd-SiO2-TiO2 photocatalyst has an anatase crystal structure. After doping of Si and Gd, the absorption wavelength thresholds of the sample approached 407 nm with the energy gap of 3.05 eV. Gd-SiO2-TiO2 photocatalyst showed the degradation efficiency about 90% to methylene blue (MB) under irradiation of simulated sunlight.
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Thabit, Mohamed
Liu, Huiling
论文数: 0引用数: 0
h-index: 0
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Liu, Huiling
Zhang, Jian
论文数: 0引用数: 0
h-index: 0
机构:
Northeast Elect Power Univ, Sch Chem Engn, Jilin 132012, Jilin, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Zhang, Jian
Wang, Bing
论文数: 0引用数: 0
h-index: 0
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Villabona-Leal, E. G.
Lopez-Neira, J. P.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Lopez-Neira, J. P.
Pedraza-Avella, J. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Ind Santander, GIMBA, Piedecuesta, Santander, ColombiaUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Pedraza-Avella, J. A.
Perez, Elias
论文数: 0引用数: 0
h-index: 0
机构:
Univ Autonoma San Luis Potosi, Inst Fis, San Luis Potosi 78000, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Perez, Elias
Meza, Octavio
论文数: 0引用数: 0
h-index: 0
机构:
Benemerita Univ Autonoma Puebla, Inst Fis Ingn Luis Rivera Terrazas, Puebla 72570, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Zada, Amir
Qu, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Qu, Yang
Ali, Sharafat
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Ali, Sharafat
Sun, Ning
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Sun, Ning
Lu, Hongwei
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Lu, Hongwei
Yan, Rui
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Yan, Rui
Zhang, Xuliang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Zhang, Xuliang
Jing, Liqiang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
机构:
Razi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Zinatizadeh, A. A. L.
Habibi, M.
论文数: 0引用数: 0
h-index: 0
机构:
Razi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Habibi, M.
Akia, M.
论文数: 0引用数: 0
h-index: 0
机构:
Chem & Chem Engn Res Ctr Iran, Tehran, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Akia, M.
Isa, M. Hasnain
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol PETRONAS, Dept Civil Engn, Tronoh 31750, Perak, MalaysiaRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Donghua Univ, Coll Mat Sci & Engn, State Key Lab Modificat Chem Fibers & Polymer Mat, Shanghai 201620, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Zhang, Li
Yu, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Yu, Wei
Han, Cui
论文数: 0引用数: 0
h-index: 0
机构:
Shandong Univ Sci & Technol, Coll Chem & Environm Engn, Qingdao 266590, Shandong, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Han, Cui
Guo, Jiang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USAShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Guo, Jiang
Zhang, Qinghong
论文数: 0引用数: 0
h-index: 0
机构:
Donghua Univ, Coll Mat Sci & Engn, State Key Lab Modificat Chem Fibers & Polymer Mat, Shanghai 201620, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Zhang, Qinghong
Xie, Hongyong
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Xie, Hongyong
Shao, Qian
论文数: 0引用数: 0
h-index: 0
机构:
Shandong Univ Sci & Technol, Coll Chem & Environm Engn, Qingdao 266590, Shandong, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Shao, Qian
Sun, Zhiguo
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Sun, Zhiguo
Guo, Zhanhu
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USAShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Thabit, Mohamed
Liu, Huiling
论文数: 0引用数: 0
h-index: 0
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Liu, Huiling
Zhang, Jian
论文数: 0引用数: 0
h-index: 0
机构:
Northeast Elect Power Univ, Sch Chem Engn, Jilin 132012, Jilin, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
Zhang, Jian
Wang, Bing
论文数: 0引用数: 0
h-index: 0
机构:
Harbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R ChinaHarbin Inst Technol, Sch Municipal & Environm Engn, State Key Lab Urban Water Resource & Environm, Harbin 150090, Heilongjiang, Peoples R China
机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Villabona-Leal, E. G.
Lopez-Neira, J. P.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Lopez-Neira, J. P.
Pedraza-Avella, J. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Ind Santander, GIMBA, Piedecuesta, Santander, ColombiaUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Pedraza-Avella, J. A.
Perez, Elias
论文数: 0引用数: 0
h-index: 0
机构:
Univ Autonoma San Luis Potosi, Inst Fis, San Luis Potosi 78000, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
Perez, Elias
Meza, Octavio
论文数: 0引用数: 0
h-index: 0
机构:
Benemerita Univ Autonoma Puebla, Inst Fis Ingn Luis Rivera Terrazas, Puebla 72570, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Posgrad Ciencias Aplicadas, San Luis Potosi 078290, Mexico
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Zada, Amir
Qu, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Qu, Yang
Ali, Sharafat
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Ali, Sharafat
Sun, Ning
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Sun, Ning
Lu, Hongwei
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Lu, Hongwei
Yan, Rui
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Yan, Rui
Zhang, Xuliang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
Zhang, Xuliang
Jing, Liqiang
论文数: 0引用数: 0
h-index: 0
机构:
Heilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R ChinaHeilongjiang Univ, Key Lab Funct Inorgan Mat Chem, Int Joint Res Ctr Catalyt Technol, Minist Educ,Sch Chem & Mat Sci, Harbin 150080, Heilongjiang, Peoples R China
机构:
Razi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Zinatizadeh, A. A. L.
Habibi, M.
论文数: 0引用数: 0
h-index: 0
机构:
Razi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Habibi, M.
Akia, M.
论文数: 0引用数: 0
h-index: 0
机构:
Chem & Chem Engn Res Ctr Iran, Tehran, IranRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
Akia, M.
Isa, M. Hasnain
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol PETRONAS, Dept Civil Engn, Tronoh 31750, Perak, MalaysiaRazi Univ, Fac Chem, Dept Appl Chem, Water & Wastewater Res Ctr WWRC, Kermanshah, Iran
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Donghua Univ, Coll Mat Sci & Engn, State Key Lab Modificat Chem Fibers & Polymer Mat, Shanghai 201620, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Zhang, Li
Yu, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Yu, Wei
Han, Cui
论文数: 0引用数: 0
h-index: 0
机构:
Shandong Univ Sci & Technol, Coll Chem & Environm Engn, Qingdao 266590, Shandong, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Han, Cui
Guo, Jiang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USAShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Guo, Jiang
Zhang, Qinghong
论文数: 0引用数: 0
h-index: 0
机构:
Donghua Univ, Coll Mat Sci & Engn, State Key Lab Modificat Chem Fibers & Polymer Mat, Shanghai 201620, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Zhang, Qinghong
Xie, Hongyong
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Xie, Hongyong
Shao, Qian
论文数: 0引用数: 0
h-index: 0
机构:
Shandong Univ Sci & Technol, Coll Chem & Environm Engn, Qingdao 266590, Shandong, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Shao, Qian
Sun, Zhiguo
论文数: 0引用数: 0
h-index: 0
机构:
Shanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R ChinaShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China
Sun, Zhiguo
Guo, Zhanhu
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USAShanghai Second Polytech Univ, Sch Environm & Mat Engn, Shanghai 201209, Peoples R China