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| 1 | Application of a novel backwashing process in upflow biological aerated filter显示文摘To improve the efficiency of backwashing in upflow biological aerated filter (BAF), a novel backwashing process named air-water siphon backwashing (AWSB) was proposed and applied on laboratory scale. The effects of backwashing on turbidity and suspended solid (SS) in backwashing efluent using this new backwashing process were compared with those of traditional backwashing process, namely air-water backwashing (AWB). In AWB, the turbidity of backwashing efluent maintained 100 NUT when consumed 60 min and 10.5 L water. However, in AWSB, it declined to 44 NUT, consumed 40 min, and 7 L water. The COD removal of BAF after backwashing was also analyzed. The average removal rate of COD in the reactor backwashed by AWB and AWSB was 89.34% and 90.91%, respectively. Compared with AWB, the backwashing interval had been prolonged 35%. The volume of backwashing water in that AWSB was only 66.7% of that in AWB. The results demonstrated that AWSB required less water and took shorter backwashing time relative to AWB to achieve the same turbidity of backwashing efluent, and AWSB was more effective in removing fouling than that of AWB. More significant advantage of AWSB was that the backwashing interval was effectively prolonged. | Jinshui Yang Weijie Liu Baozhen Li Hongli Yuana Meiping Tong Jinsong Gao | 2010 | Journal of Environmental Sciences2010,22,3: | 7 |
| 2 | Cell concentration,viability and culture composition of airborne bacteria during a dust event in Beijing显示文摘Airborne bacteria were measured when a dust storm passed Beijing in spring 2012 with a focus on cell concentration,viability and TSA-and R2A-cultured strain composition.The concentration varied at an order of 10~7 cells/m^3 with dust loading(demonstrated with PM_(10))and they had a very close correlation(R_T^2 = 0.91,p < 0.01).At the time of highest PM_(10) of652 μg/m^3,the bacterial concentration reached 1.4 × 10~8 cells/m^3,which was larger than that before and after the dust event by one order.Bacterial viability,the ratio of number concentration of viable cells to total cells,was 32%-64%and smaller in the dust plume than that before the dust arrival.Bacterial strains from the culture ranged between 2.5 x 104 and4.6×10~5 CFU/m^3 and no correlation with PM_(10) was determined.Their composition was different before and after the dust arrival according to 16SrRNA gene sequences and strains belong to Actinomycetes and Firmicutes were the majority in the dust samples. | Hongli Yuan Daizhou Zhang Yanning Shi Baozhen Li Jinshui Yang Xuejian Yu Nan Chen Makiko Kakikawa | 2017 | Journal of Environmental Sciences2017,29,5: | 5 |
| 3 | Geothermal occurrence analysis of Dongying Formation in Tanggu area of Tianjin显示文摘Based on introducing geological structure of Tanggu area,the authors analyzed the sedimentary environment of Paleogene Dongying Formation,and further analyzed its geothermal occurrence. The studied area spans two grade Ⅳ tectonic units which are Beitang depression and Banqiao depression. The studied area is mainly located in the Tanggu nose-like structure which is the secondary structure of Beitang depression. Its existence affects the sedimentary distribution of the part strata of Paleogene. The depositions of Dongying Ⅲ( SQEd3) and DongyingⅡ( SQEd2) are mainly delta front facies and lake sand bars which are propitious to the geothermal fluid enrichment. The favorable enrichment region of geothermal fluid is located in south HetouTanggu. Most of DongyingⅠ( SQEd1) changes into swamp plain deposition,only the northeast part of this area is the distributary riverway facies with developed sand layers. There is the favorable enrichment region of geothermal fluid. The hydraulic connection is weak among the geothermal reservoirs of Dongying Formation and its overlying Guantao and Minghuazhen formations. The underlying Shahejie Formation geothermal reservoir provides a steady stream of fluid supply and ground pressure protection for Dongying Formation geothermal reservoir. | LIU Jiulong JIN Baozhen LI Yuanyuan WANG Jige YUE Liyan WANG Xi | 2014 | Global Geology2014,17,3: | 2 |
| 4 | Performance of landfill leachate treatment system with disc-tube reverse osmosis units显示文摘Reverse osmosis system with the disc-tube mod-ule(DT-RO)was applied to treat landfill leachate on full scale at the Changshengqiao Sanitary Landfill,Chongqing City,China.In the first six-mouth operation phase,the treatment performance of DT-RO system had been excel-lent and stable.The removal rate of chemical oxygen demand(COD),total organic carbon(TOC),electrical con-ductivity(EC),and ammonia nitrogen(NH 3-N)reached 99.2–99.7%,99.2%,99.6%,and over 98%,respectively.The rejection of Ca^(2+),Ba^(2+),and Mg^(2+)was over 99.9%,respectively.Suspended solid(SS)was not detectedin prod-uct water.Effective methods had been adopted to control membrane fouling,of which chemical cleaning is of utmost importance to guarantee the long smooth operation of the DT-ROsystem.The DT-ROsystemiscleanedinturnswith Cleaner A and Cleaner C.At present,the 1st stage cleaning cycle by Cleaner A and Cleaner C is conducted every 100 and500 h,respectively,dependingonrawthewaterquality. | Yanping LIU Xiujin LI Baozhen WANG Shuo LIU | 2008 | Frontiers of Environmental Science & Engineering2008,2,1: | 2 |
| 5 | Extensive game analysis and improvement strategy of DPOS consensus mechanism显示文摘Delegated proof-of-stake(DPOS) consensus mechanism is widely adopted in blockchain platforms, but problems exist in its current applications. In order to explore the security risks in the voting attack of the DPOS consensus mechanism, an extensive game model between nodes was constructed, and it was concluded that the DPOS consensus mechanism relies too much on tokens, and the possibility of node attacks is very high. In order to solve the problems of frequent changes of DPOS consensus mechanism nodes, inactive node voting, excessive reliance on tokens, and malicious nodes, a dynamic, credible, and attack-evading DPOS consensus mechanism was proposed. In addition, the Python simulation results show that the improved Bayesian voting algorithm is effective in calculating node scores. | Wang Lei Zhu Qinghua Li Baozhen | 2021 | The Journal of China Universities of Posts and Telecommunications2021,28,5: | 2 |
| 6 | Highly dispersed Pt clusters encapsulated in MIL-125-NH_(2) via in situ auto-reduction method for photocatalytic H_(2) production under visible light显示文摘Efficient hydrogen production via photocatalysis with high utilization efficiency of Pt cocatalyst is of great importance for sustainable development. In this work, we report an in situ auto-reduction strategy to encapsulate highly dispersed Pt clusters inside the cages of MIL-125-NH_(2). The amino groups in MIL-125-NH_(2) first react with formaldehyde to form reducing groups (i.e.,–NH-CH_(2)OH), which can in situ auto-reduce the confined Pt^(2+) ions to ultrasmall Pt clusters within the cavities. With optimized Pt content, photocatalytic H_(2) production over the obtained Pt(1.5)/MIL-125-NH-CH_(2)OH catalyst with 1.43 wt.% Pt loading achieved as high as 4,496.4 µmol·g^(-1)·h^(-1) under visible light (λ > 420 nm) due to the facilitated transfer and separation of the photo-induced charger carriers arising from the synergetic effects between highly dispersed Pt clusters and MIL-125-NH-CH_(2)OH framework. This in situ auto-reduction strategy may be extended to encapsulate various kinds of metal or alloy clusters/nanoparticles within amino-functioned metal-organic frameworks (MOFs) with superior properties and excellent performance. | Xiubing Huang Xiangjun Li Qingjie Luan Kaiyue Zhang Zhenyu Wu Baozhen Li Zuoshuai Xi Wenjun Dong Ge Wang | 2021 | Nano Research2021,14,11: | 2 |
| 7 | Long Non-coding RNA Derived from lncRNA–mRNA Co-expression Networks Modulates the Locust Phase Change显示文摘Long non-coding RNAs(lncRNAs)regulate various biological processes ranging from gene expression to animal behavior.Although protein-coding genes,microRNAs,and neuropeptides play important roles in the regulation of phenotypic plasticity in migratory locust,empirical studies on the function of lncRNAs in this process remain limited.Here,we applied high-throughput RNA-seq to compare the expression patterns of lncRNAs and mRNAs in the time course of locust phase change.We found that lncRNAs responded more rapidly at the early stages of phase transition.Functional annotations demonstrated that early changed lncRNAs employed different pathways in isolation and crowding phases to cope with changes in the population density.Two overlapping hub lncRNA loci in the crowding and isolation networks were screened for functional verification.One of them,LNC1010057,was validated as a potential regulator of locust phase change.This work offers insights into the molecular mechanism underlying locust phase change and expands the scope of lncRNA functions in animal behavior. | Ting Li Bing Chen Pengcheng Yang Depin Wang Baozhen Du Le Kang | 2020 | Genomics, Proteomics & Bioinformatics2020,18,6: | 1 |
| 8 | Characterization of bioflocculants from biologically aerated filter backwashed sludge and its application in dying wastewater treatment显示文摘 | WeiJie Liu HongLi Yuan JinShui Yang BaoZhen Li | 2008 | Bioresource Technology2008,,9: | 1 |
| 9 | Development of an empirical model for domestic wastewater treatment by biological aerated filter显示文摘 | Chunrong Wang Jun Li Baozhen Wang | 2006 | Process Biochemistry2006,41,4: | 1 |
| 10 | Reliability challenges for copper interconnects显示文摘 | Sullivan T D | 2004 | Micro lectronies Reli bility2004,44,: | 1 |
| 11 | Mechanism of phosphorus removal by SBR submerged biofilm system显示文摘 | Baozhen Wang Jun Li Lin Wang Meisheng Nie Ji Li | 1998 | Water Research1998,,9: | 1 |
| 12 | Development of an empirical model for domestic wastewater treatment by biological aerated filter显示文摘 | Wang Chunrong Li Jun Wang Baozhen | 2006 | Process Biochemistry2006,41,4: | 1 |
| 13 | Mechanism of phosphorus removal by SBR submerged biofilm system显示文摘 | LI Jun WANG Lin | 1998 | Water Research1998,32,9: | 1 |
| 14 | Mechanism of phosphorus removal by SBR submerged biofilm system显示文摘 | WANG Baozhen LI Jun WANG Lin | 1998 | Wat Res1998,32,: | 1 |
| 15 | Removal of nitrogen from coal gasification and coke plant wastewater in A/O submerged biofilm-activated s|udge (SBF-AS) hybrid system 显示文摘 | Liu Junxin Wang Baozhen Li Weiguang | 1996 | Water Sci Technol1996,34,10: | 1 |
| 16 | Characterization of bioflocculants from biologically aerated filter backwashed sludge and its application in dying wastewater treatment显示文摘 | WeiJie Liu HongLi Yuan JinShui Yang BaoZhen Li | 2008 | Bioresource Technology2008,,9: | 1 |
| 17 | Via-depletion electromigration in copper initerconnects显示文摘 | Cathryn Christiansen J LI Baozhen | 2006 | IEEE Transactions on Device and Materials Reliability2006,6,2: | 1 |
| 18 | Production and characterization of an intracellular bioflocculant by Chryseobacterium daeguense W6 cultured in low nutrition medium显示文摘 | WeiJie Liu Kai Wang BaoZhen Li HongLi Yuan JinShui Yang | 2009 | Bioresource Technology2009,,3: | 1 |
| 19 | Characteristics of phosphorus removal from wastewater by biofilm se- quencing batch reactor (SBR) 显示文摘 | Li Jun Xing Xinhui Wang Baozhen | 2003 | Biochemical Engi- neering Journal2003,16,3: | 1 |
| 20 | A pilot scale study on the treatment of high strength sanitary landfill leachate显示文摘 | Wang Baozhen Li Jun Wang Lin | 1997 | Journal of European Water Pollution control1997,7,6: | 1 |