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1. Zhongguo gu dai guan zhi yan jiu
by Zheng, Haifeng
2007, Di 1 ban., Li shi da shi ye, ISBN 9787201055060, 7, 319
History | Civil service
Book
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2. Full Text Effects of Fuel Physical and Chemical Properties on Combustion and Emissions on Both Metal and Optical Diesel Engines and on a Partially Premixed Burner
by Liu, Haifeng, author and Zheng, Zunqing, author and Yao, Mingfa, author
SAE technical paper series, Volume 2015-01-1918.
Effects of fuel physical and chemical properties on combustion and emissions were investigated on both metal and optical diesel engines. The new generation... 
Combustion and combustion processes | Diesel / Compression Ignition engines | Ignition timing | Diesel fuels | Emissions
eJournal
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3. Full Text The Design and Optimized Combination of Combustion Modesover Full-Load Range in a Multi-cylinder Light-duty Engine
by Tong, Laihui, author and Liu, Haifeng, author and Zheng, Zunqing, author and Yao, Mingfa, author
SAE technical paper series, Volume 2013-01-2623.
In order to achieve high efficiency and clean combustion indiesel engines, many advanced combustion concepts have been developed to simultaneously reduce NOx... 
HCCI engines | Engine control systems | Engines
eJournal
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4. Full Text Effects of Dual Loop Egr and Variable Geometry Turbocharger on Performance and Emissions of a Diesel Engine
by Mao, Bin, author and Yao, Mingfa, author and Zheng, Zunqing, author and Liu, Haifeng, author
SAE technical paper series, Volume 2016-01-2340.
An experimental study is carried out to investigate the coupling between dual loop EGR (DL-EGR) and variable geometry turbocharger (VGT) on a heavy-duty... 
Superchargers | Turbochargers | Simulation and modeling
eJournal
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5. Full Text The Design and Optimized Combination of Combustion Modesover Full-Load Range in a Multi-cylinder Light-duty Engine
by Tong, Laihui, author and Liu, Haifeng, author and Zheng, Zunqing, author and Yao, Mingfa, author
SAE technical paper series, Volume 2013-01-2623.
In order to achieve high efficiency and clean combustion indiesel engines, many advanced combustion concepts have been developed to simultaneously reduce NOx... 
HCCI engines | Engine control systems | Engines
eJournal
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6. Full Text Effects of Dual Loop Egr on Performance and Emissions of a Diesel Engine
by Mao, Bin, author and Yao, Mingfa, author and Zheng, Zunqing, author and Li, Yongzhi, author and Liu, Haifeng, author and Yan, Bowen, author
SAE technical paper series, Volume 2015-01-0873.
An experimental study is carried out to compare the effects of high-pressure-loop, low-pressure-loop and dual-loop exhaust gas recirculation systems (HPL-EGR,... 
Exhaust gas recirculation (EGR) | Diesel / Compression Ignition engines | Vehicle performance | Emissions
eJournal
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7. Full Text An Investigation of Different Combustion Chamber Configuration, Intake Temperature, and Coolant Temperature in a Hcci Optical Engine
by Liu, Haifeng, author and Zhang, Peng, author and Li, Zheming, author and Zheng, Zunqing, author and Yao, Mingfa, author and Feng, Xuan, author
SAE technical paper series, Volume 2011-01-1765.
The influence of different combustion chamber configuration, intake temperature, and coolant temperature on HCCI combustion processes were investigated in a... 
Turbulence | Ignition timing | HCCI engines | Combustion chambers
eJournal
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8. Full Text The different roles of Pu-oxide overlayers in the hydrogenation of Pu-metal: An ab initio molecular dynamics study based on van der Waals density functional (vdW-DF)+ U
by Sun, Bo and Liu, Haifeng and Song, Haifeng and Zhang, Guangcai and Zheng, Hui and Zhao, Xian-Geng and Zhang, Ping
Journal of Chemical Physics, ISSN 0021-9606, 04/2014, Volume 140, Issue 16, p. 164709
Based on the non-local van der Waals density functional (vdW-DF)+U scheme, we carry out the ab initio molecular dynamics (AIMD) study of the interaction... 
Hydrogen storage | Plutonium dioxide | Rate constants | Molecular dynamics | Density | Hydrogen penetration | Collision dynamics | Dynamic tests | Mathematical analysis | Temperature effects | Diffusion barriers | Impingement | Plutonium oxides
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9. Full Text Formation mechanism and optimization of highly luminescent N-doped graphene quantum dots
by Qu, Dan and Zheng, Min and Zhang, Ligong and Zhao, Haifeng and Xie, Zhigang and Jing, Xiabin and Haddad, Raid E and Fan, Hongyou and Sun, Zaicheng
Scientific Reports, ISSN 2045-2322, 06/2014, Volume 4, Issue 1, p. 5294
Photoluminescent graphene quantum dots (GQDs) have received enormous attention because of their unique chemical, electronic and optical properties. Here a... 
NITROGEN | MULTIDISCIPLINARY SCIENCES | CARBON DOTS | Urea | Quantum dots | Optical properties | Graphite | Ethylene | Citric acid | Carbon sources
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10. Full Text China＇s Sponge City construction： A discussion on technical approaches
by Haifeng Jia Zheng Wang Xiaoyue Zhen Mike Clar Shaw L. Yu
中国环境科学与工程前沿：英文版, ISSN 2095-2201, 2017, Volume 11, Issue 4, pp. 39 - 49
Since 2014, China has been implementing the Sponge City Construction initiative, which represents an enormous and unprecedented effort by any government in the... 
城市建设项目 | 可持续发展 | 海绵 | 技术 | 研究与开发 | 中国 | 城市计划 | 城市化进程 | Environment, general | Sponge City | Low impact development (LID) | Barriers | Environment | Construction strategies | Green infrastructure (GI)
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11. Full Text Asymmetric Synthesis of 2,3‐Dihydropyrroles by Ring‐Opening/Cyclization of Cyclopropyl Ketones Using Primary Amines
by Xia, Yong and Liu, Xiaohua and Zheng, Haifeng and Lin, Lili and Feng, Xiaoming
Angewandte Chemie International Edition, ISSN 1433-7851, 01/2015, Volume 54, Issue 1, pp. 227 - 230
The asymmetric ring‐opening/cyclization of cyclopropyl ketones with primary amine nucleophiles was catalyzed by a chiral N,N′‐dioxide/scandium(III) complex... 
kinetic resolution | scandium | N,N′‐dioxides | ring opening | cyclization | N,N'-dioxides | Cyclization | Kinetic resolution | Ring opening | Scandium | C BOND-CLEAVAGE | OPENING CYCLIZATIONS | ORGANIC-SYNTHESIS | DONOR-ACCEPTOR CYCLOPROPANES | ENANTIOSELECTIVE SYNTHESIS | N,N '-dioxides | CHEMISTRY, MULTIDISCIPLINARY | 3+2 CYCLOADDITION | ENOL SILYL ETHERS | ACTIVATED CYCLOPROPANES | AROMATIC AZOMETHINE IMINES | HIGHLY EFFICIENT SYNTHESIS | Amines - chemistry | Scandium - chemistry | Pyrroles - chemical synthesis | Oxides - chemistry | Ketones - chemistry | Pyrroles - chemistry | Catalysis | Cytokinins | Synthesis | Amines | Ketones | Green technology | Organic compounds | Asymmetry | Reaction kinetics | Nucleophiles
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12. Full Text Catalytic Desymmetric Cycloaddition of Diaziridines with Metalloenolcarbenes: The Role of Donor–Acceptor Cyclopropenes
by Zheng, Haifeng and Doyle, Michael P
Angewandte Chemie International Edition, ISSN 1433-7851, 09/2019, Volume 58, Issue 36, pp. 12502 - 12506
A chiral copper(I) complex catalyzes reactions of symmetric diaziridines with enol diazo compounds, which react through N−N bond ring opening in a formal [3+3]... 
cycloaddition | cyclopropenes | asymmetric catalysis | diaziridines | metal carbene species | REARRANGEMENT | POTENT | REACTIVITY | YLIDES | CHEMISTRY, MULTIDISCIPLINARY | TRANSFORMATIONS | Diazo compounds | Catalysis | Nitrogen | Copper | Substitutes | Cycloaddition | Copper compounds | Chemical reactions | Coordination compounds | Isomers | Ring opening | Organic compounds
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13. Full Text One-step high-efficiency CRISPR/Cas9-mediated genome editing in Streptomyces
by He Huang Guosong Zheng Weihong Jiang Haifeng Hu Yinhua Lu
生物化学与生物物理学报：英文版, ISSN 1672-9145, 2015, Volume 47, Issue 4, pp. 231 - 243
The RNA-guided DNA editing technology CRISPRs （clustered regularly interspaced short palindrom- ic repeats）/Cas9 had been used to introduce double-stranded... 
编辑系统 | 链霉菌 | 插入/缺失 | 编辑技术 | 生物合成基因簇 | 肺炎链球菌 | 介导 | 基因组 | Streptomyces | genome editing | CRISPRs (clustered regularly interspaced short palindromic repeats) | CRISPR-CAS SYSTEMS | SECONDARY METABOLITES | ANTIBIOTICS | HUMAN-CELLS | BIOCHEMISTRY & MOLECULAR BIOLOGY | TARGET DNA | GUIDE RNA | NITROGEN-METABOLISM | IMMUNE-SYSTEM | BIOPHYSICS | COELICOLOR A3 | SYNTHETIC BIOLOGY | Genetic Engineering - methods | Reproducibility of Results | Streptomyces coelicolor - genetics | Bacterial Proteins - genetics | Molecular Sequence Data | Genotype | Genome, Bacterial - genetics | Point Mutation | Base Sequence | Gene Deletion | CRISPR-Cas Systems | Plasmids - genetics | Models, Genetic
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14. Full Text Total Structure and Electronic Structure Analysis of Doped Thiolated Silver [MAg24(SR)18]2– (M = Pd, Pt) Clusters
by Yan, Juanzhu and Su, Haifeng and Yang, Huayan and Malola, Sami and Lin, Shuichao and Häkkinen, Hannu and Zheng, Nanfeng
Journal of the American Chemical Society, ISSN 0002-7863, 09/2015, Volume 137, Issue 37, pp. 11880 - 11883
With the incorporation of Pd or Pt atoms, thiolated Ag-rich 25-metal-atom nanoclusters were successfully prepared and structurally characterized for the first... 
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15. Full Text Atomically Precise Alkynyl-Protected Metal Nanoclusters as a Model Catalyst: Observation of Promoting Effect of Surface Ligands on Catalysis by Metal Nanoparticles
by Wang, Yu and Wan, Xian-Kai and Ren, Liting and Su, Haifeng and Li, Gang and Malola, Sami and Lin, Shuichao and Tang, Zichao and Häkkinen, Hannu and Teo, Boon K and Wang, Quan-Ming and Zheng, Nanfeng
Journal of the American Chemical Society, ISSN 0002-7863, 03/2016, Volume 138, Issue 10, pp. 3278 - 3281
Metal nanoclusters whose surface ligands are removable while keeping their metal framework structures intact are an ideal system for investigating the... 
GOLD NANOPARTICLES | SELECTIVE HYDROGENATION | CLUSTERS | PERSPECTIVE | CRYSTAL-STRUCTURE | AEROBIC ALCOHOL OXIDATION | SIZE | CO OXIDATION | CHEMISTRY, MULTIDISCIPLINARY | Metal bonding | Analysis | Nanocrystals
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16. Full Text A New Core/Shell NiAu/Au Nanoparticle Catalyst with Pt-like Activity for Hydrogen Evolution Reaction
by Lv, Haifeng and Xi, Zheng and Chen, Zhengzheng and Guo, Shaojun and Yu, Yongsheng and Zhu, Wenlei and Li, Qing and Zhang, Xu and Pan, Mu and Lu, Gang and Mu, Shichun and Sun, Shouheng
Journal of the American Chemical Society, ISSN 0002-7863, 1900, Volume 137, Issue 18, pp. 5859 - 5862
We report a general approach to NiAu alloy nanoparticles (NPs) by co-reduction of Ni­(acac)2 (acac = acetylacetonate) and HAuCl4·3H2O at 220 °C in the presence... 
GOLD | SHELL | REDUCTION | STABILITY | CO2 | ALLOY NANOPARTICLES | ELECTROCATALYST | STRAIN | CHEMISTRY, MULTIDISCIPLINARY | Oxidation-reduction reaction | Nickel alloys | Chemical properties | Research | Hydrogen
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17. Full Text Multiclass classification and feature selection based on least squares regression with largemargin
by Zhao, Haifeng and Wang, Siqi and Wang, Zheng
Neural Computation, ISSN 0899-7667, 10/2018, Volume 30, Issue 10, pp. 2781 - 2804
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18. Full Text Regio‐ and Enantioselective Aza‐Diels–Alder Reactions of 3‐Vinylindoles: A Concise Synthesis of the Antimalarial Spiroindolone NITD609
by Zheng, Haifeng and Liu, Xiaohua and Xu, Chaoran and Xia, Yong and Lin, Lili and Feng, Xiaoming
Angewandte Chemie International Edition, ISSN 1433-7851, 09/2015, Volume 54, Issue 37, pp. 10958 - 10962
An asymmetric aza‐Diels–Alder reaction of 3‐vinylindoles with isatin‐derived ketimines has been developed. A series of spiroindolone derivatives were thus... 
aza‐Diels–Alder reactions | indoles | ketimines | asymmetric catalysis | nickel catalysis | aza-Diels-Alder reactions | ISATIN-DERIVED KETIMINES | CATALYSIS | ASYMMETRIC-SYNTHESIS | PICTET-SPENGLER REACTIONS | CHEMISTRY, MULTIDISCIPLINARY | DISCOVERY | MANNICH REACTION | POTENT | METHYLENEINDOLINONES | DERIVATIVES | Stereoisomerism | Indoles - chemistry | Antimalarials - chemistry | Furans | Diels-Alder reaction | Catalysis | Enantiomers | Green technology | Stereoselectivity | Synthesis (chemistry) | Pathways | Asymmetry | Imines | Heterocyclic aromatic compounds | Ligands | Derivatives
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19. Full Text Three Colors Emission from S,N Co‐doped Graphene Quantum Dots for Visible Light H2 Production and Bioimaging
by Qu, Dan and Sun, Zaicheng and Zheng, Min and Li, Jing and Zhang, Yongqiang and Zhang, Guoqiang and Zhao, Haifeng and Liu, Xingyuan and Xie, Zhigang
Advanced Optical Materials, ISSN 2195-1071, 03/2015, Volume 3, Issue 3, pp. 360 - 367
A facile solvothermal route to synthesize S,N co‐doped graphene quantum dots (S,N‐GQDs) with unique optical properties is demonstrated. Three absorption bands... 
doping | quantum dots | photocatalysis | fluorescence | graphene | bioimaging | Fluorescence | Bioimaging | Graphene | Quantum dots | Photocatalysis | Doping | Optical properties
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