CRYPTOMELANE

作品数：15被引量：30H指数：4
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相关领域：天文地球理学更多>>
相关作者：费伦黄月芳吴巧玲孙尧俊章长江更多>>
相关机构：复旦大学广东工业大学更多>>
相关期刊：《Science Bulletin》《Petroleum Science》《Chinese Journal of Catalysis》《Science China Earth Sciences》更多>>
相关基金：国家自然科学基金北京市自然科学基金国家重点基础研究发展计划国家留学基金更多>>
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Co-doped cryptomelane-type manganese oxide in situ grown on a nickel foam substrate for high humidity ozone decomposition
《Journal of Environmental Sciences》2025年第2期529-540,共12页Haoyuan Liang Xu Wang Hui Wang Zhenping Qu 
supported by the National Natural Science Foundation of China (Nos.21876019 and 22276022);the National Key Research and Development Program of China (No.2019YFC1903903).
Monolithic catalysts with excellent O_(3)catalytic decomposition performance were prepared by in situ loading of Co-doped KMn_(8)O_(16)on the surface of nickel foam.The triple-layer structure with Co-doped KMn_(8)O_(1...
关键词：Co-doped cryptomelane-type MANGANESE O_(3)decomposition High humidity Nickel foam Monolithic catalyst 
Catalytic oxidation of toluene by manganese oxides:Effect of K^(+)doping on oxygen vacancy被引量：1
《Journal of Environmental Sciences》2024年第8期43-56,共14页Zhenzhen Huang Haiyang Li Xuejun Zhang Yanli Mao Yinghan Wu Wei Liu Hongrun Gao Mengru Zhang Zhongxian Song 
supported by the National Natural Science Foundation of China(No.21872096);Scientific Research Project of Liaoning Provincial Department of Education(No.LJKMZ20220788);Zhongyuan Yingcai Jihua(No.ZYYCYU202012183);the Academic Leader of Henan Institute of Urban Construction(No.YCJXSJSDTR202204);the Doctoral Research Start-up Project of Henan University of Urban Construction(No.990/Q2017011)。
Alkali metal potassium was beneficial to the electronic regulation and structural stability of transition metal oxides.Herein,K ions were introduced into manganese oxides by different methods to improve the degradatio...
关键词：Catalytic oxidation Preparation method CRYPTOMELANE Mn^(3+)and lattice oxygen 
Promotional effect of cobalt doping on catalytic performance of cryptomelane-type manganese oxide in toluene oxidation被引量：1
《Journal of Environmental Sciences》2023年第4期263-274,共12页Ning Dong Mengyue Chen Qing Ye Dan Zhang Hongxing Dai 
supported by the National Natural Science Foundation of China (Nos. 21277008 and 20777005);National Key Research and Development Program of China (No. 2017YFC0209905)。
The cryptomelane-type manganese oxide (OMS-2)-supported Co (x Co/OMS-2;x=5,10,and15 wt.%) catalysts were prepared via a pre-incorporation route.The as-prepared materials were used as catalysts for catalytic oxidation ...
关键词：Cryptomelane-type manganese OXIDE Cobalt doping Volatile organic compound Toluene oxidation 
An investigation on catalytic performance and reaction mechanisms of Fe/OMS-2 for the oxidation of carbon monoxide, ethyl acetate, and toluene
《Journal of Environmental Sciences》2022年第2期258-268,共11页Ning Dong Mengyue Chen Qing Ye Dan Zhang Hongxing Dai 
supported by the National Natural Science Foundation of China (Nos. 21277008 and 20777005);National Key Research and Development Program of China (No. 2017YFC0209905);Natural Science Foundation of Beijing (No. 8082008 )。
The octahedral molecular sieve(OMS-2)-supported Fe( xFe/OMS-2: x = 1, 3, 5, and 10) catalysts were prepared using the pre-incorporation method. Physicochemical properties of the as-synthesized materials were character...
关键词：Cryptomelane-type OMS-2 Supported iron catalyst CO oxidation Volatile organic compound oxidation Toluene oxidation 
Highly active OMS-2 for catalytic ozone decomposition under humid conditions被引量：5
《Petroleum Science》2019年第4期912-919,共8页Bo Peng Wenjing Bao Linlin Wei Runduo Zhang Zhoujun Wang Zhichun Wang Ying Wei 
financial support from the National Natural Science Foundation of China (No. U1862102);the Fundamental Research Funds for the Central Universities (XK1802-1, JD1819)
Four kinds of cryptomelane-type octahedral molecular sieve(OMS)-2-X(the X represents the molar ratio of KMnO4/MnAc2) were prepared as catalytic materials for ozone decomposition through a one-step hydrothermal reactio...
关键词：CRYPTOMELANE type MANGANESE oxide OZONE decomposition NANOFIBER Oxygen VACANCY 
A facile one-pot hydrothermal synthesis as an efficient method to modulate the potassium content of cryptomelane and its effects on the redox and catalytic properties被引量：1
《Chinese Journal of Catalysis》2019年第6期940-952,共13页Huiyan Pan Xiaowei Chen Oihane Sanz Miguel A.Cauquia Jose M.Rodriguez-Izquierdoa Juan J.Delgado 
supported by the Ministry of Science and Innovation of Spain/FEDER Program of the EU(MAT2013-50137-EXP,MAT 2013-40823-R and ENE2017-82451-C3-2-R)~~
Cryptomelane has been widely applied as catalyst in oxidation reactions due to its excellent redox properties and low cost.Here,a novel one-pot hydrothermal synthesis using a potassium permanganate aqueous solution as...
关键词：CRYPTOMELANE PYROLUSITE Catalytic CO oxidation Hydrothermal synthesis Potassium content 
Catalytic oxidation of carbon monoxide, toluene, and ethyl acetate over the xPd/OMS-2 catalysts： Effect of Pd loading被引量：3
《Frontiers of Chemical Science and Engineering》2017年第2期185-196,共12页Zhidan Fu Lisha Liu Yong Song Qing Ye Shuiyuan Cheng Tianfang Kang Hongxing Dai 
This work was supported by the National Natural Science Foundation of China （Grant Nos. 21277008 and 20777005） and Natural Science Foundation of Beijing （Grant No. 8082008）.
The Pd catalyst supported on cryptomelanetype manganese oxide octahedral molecular sieve （OMS- 2） were prepared. The effect of Pd loading on the catalytic oxidation of carbon monoxide, toluene, and ethyl acetate ove...
关键词：cryptomelane-type manganese oxide octahedral molecular sieve oxygen mobility REDUCIBILITY carbon monoxide oxidation volatile organic compound combustion 
Structure and properties of Co-doped cryptomelane and its enhanced removal of Pb^(2+) and Cr^(3+) from wastewater
《Journal of Environmental Sciences》2015年第8期77-85,共9页Hui Li Fan Liu Mengqiang Zhu Xionghan Feng Jing Zhang Hui Yin 
supported by the National Natural Science Foundation of China (Nos.41271253 and 41401250);the Huazhong Agricultural University Doctoral Start-up Fund (Grant 52902-0900206162)
Cryptomelane is a reactive Mn oxide and has been used in removal of heavy metal from wastewaters. Co-doped cryptomelane was synthesized by refluxing at ambient pressure and characterized by powder X-ray diffraction, s...
关键词：Cryptomelane Co doping EXAFS Pb2＋adsorption Cr^3＋oxidation 
^(40)Ar/^(39)Ar dating of cryptomelane from the Baye manganese deposit,SW Yunnan,China:Implications for growth rate of supergene Mn-oxide veins
《Science China Earth Sciences》2013年第10期1654-1663,共10页DENG XiaoDong LI JianWei 
supported by National Natural Science Foundation of China(Grant Nos.41202053&40573021);Fok Ying Tong Education Fund(Grant No.101017);Fundamental Research Funds for the Central Universities(Grant No.CUG120102);Program for New Century Excellent Talents in University(Grant No.NCET-05-0665)
Supergene Mn-oxide deposits are commonly related to thick weathering profiles and form as a result of intense and prolonged weathering of Mn-bearing precursor rocks, processes facilitated by a combination of multiple ...
关键词：CRYPTOMELANE 40Ar/39Ar dating growth rates growth mechanism Yunnan.Guizhou Plateau 
BP网络对溶胶凝胶法合成cryptomelane的优化设计
《广西大学学报（自然科学版）》2011年第3期385-388,416,共5页邓欣 余倩 刁贵强 李俊 余林 李永峰 
广东省第三批"211重点建设工程项目";广东省自然科学基金重点项目(10251009001000003);广州市科技计划项目(10A721114350);中法"蔡元培"交流合作项目(留金欧(20106050)
隧道状锰氧催化剂(cryptomelane)对二甲醚(DME)的催化燃烧有良好的促进作用,优化cryptomelane型锰氧催化剂的工艺条件可以提高催化燃烧的活性。在溶胶凝胶法合成锰氧催化剂的试验中,反应时间、焙烧温度和反应物的质量比对cryptomelane...
关键词：cryptomelane型锰氧催化剂 人工神经网络 模拟计算 催化燃烧 溶胶凝胶法 
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