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16篇 您的检索式:作者名="ZHENG Minhui"
    题名 作者 年代 出处 被引量
1The partial pressure of carbon dioxide and air-sea fluxes in the Changjiang River Estuary and adjacent Hangzhou Bay显示文摘The distributions of partial pressure of carbon dioxide (p CO2 ) in the surface waters of the Changjiang River Estuary and adjacent Hangzhou Bay were examined in the summer of 2010. Surface water p CO2 ranged from 751-2 095 μatm (1 atm=101 325 Pa) in the inner estuary, 177-1 036 μatm in the outer estuary, and 498-1 166 μatm in Hangzhou Bay. Overall, surface p CO2 behaved conservatively during the estuary mixing. In the inner estuary, surface p CO2 was relatively high due to urbanized pollution and a high respiration rate. The lowest p CO2 was observed in the outer estuary, which was apparently induced by a phytoplankton bloom because the dissolved oxygen and chlorophyll a were very high. The Changjiang River Estuary was a significant source of atmospheric CO2 and the degassing fluxes were estimated as 0-230 mmol/(m2 d) [61 mmol/(m2 d) on average] in the inner estuary. In contrast, the outer estuary acted as a CO2 sink.YU Peisong ZHANG Haisheng ZHENG Minhui PAN Jianming BAI Yan 2013Acta Oceanologica Sinica2013,32,6:8
2Coordinating EV Charging via Blockchain显示文摘The increasing electric vehicle(EV) penetration in a distribution network triggers the need for EV charging coordination. This paper firstly proposes a hierarchical EV charging coordination model and an algorithm based on Lagrangian relaxation. A barrier to the implementation of the coordination algorithm is that there usually does not exist a reliable coordinator of charging stations. This paper shows that an unreliable coordinator may collude with some charging stations and behave dishonestly by disobeying the coordination algorithm. Thus, the collusion coalition can gain more profits while lowering the profits of others and the total social welfare. To provide reliable coordination of charging stations, a novel blockchain-based coordination platform via Ethereum is established, including a coordination structure and a smart contract. A mathematical analysis is given to show that the proposed platform can mitigate the collusion behaviors in the coordination. Simulation results show the consequence of collusion and how blockchain can prevent the collusion.Jian Ping Zheng Yan Sijie Chen Liangzhong Yao Minhui Qian 2020Journal of Modern Power Systems and Clean Energy2020,8,3:7
3Bond strength of plasma-sprayed hydroxyapatite/Ti composite coatings显示文摘Zheng Xuebin Huang Minhui Ding Chuanxian 2000Biomaterials2000,21,:1
4Research on Contact Strength between Roller Screw Pair on Hoisting Mechanism Applied in Deep Sea Crane显示文摘Wang Hui Tong Minhui Zheng Pei 2013Applied Mechanics and Materials2013,,9:1
5FREE ENERGY OF FORMATION OF Na_2SnO_3 BY EMF MEASUREMENT USING β-ALUMINA SOLID ELECTROLYTE CELL显示文摘A β”/β-Al2O3 solid electrolyte was prepared and used in a Na conentration galvanic cell:(-)O2(in Ar),SnO2,Na2SnO3|β'/β-Al2O3]NaCrO2,Cr2O3,O2(in Ar)(+).Theemf measurements were carried out in temperature range of 912—1223 K:E=652.1—0.2092 T+2.3(mV).Using this equation and cited free energies of formation of NaCrO2,Cr2O3 and SnO2,the molar free energy of formation of Na2 SnO3 may be calculated byΔG°=-1050+0.2544 T±5.4(kJ mol-1).ZHENG Minhui CHEN Yisong University of Science and Technology Beijing,Beijing,China 1992Acta Metallurgica Sinica(English Letters)1992,5,10:1
6Fake Reviews Tell No Tales? Dissecting Click Farming in Content-Generated Social Networks显示文摘Recently, there has been a radial shift from traditional online social networks to content-generated social networks(CGSNs). Contemporary CGSNs, such as Dianping and Trip Advisor, are often the targets of click farming in which fake reviews are posted in order to boost or diminish the ratings of listed products and services simply through clicking. Click farming often emanates from a collection of multiple fake or compromised accounts, which we call click farmers. In this paper, we conduct a three-phase methodology to detect click farming. We begin by clustering communities based on newly-defined collusion networks. We then apply the Louvain community detection method to detecting communities. We finally perform a binary classification on detected-communities. Our results of over a year-long study show that(1) the prevalence of click farming is different across CGSNs;(2) most click farmers are lowly-rated;(3) click-farming communities have relatively tight relations between users;(4) more highly-ranked stores have a greater portion of fake reviews.Neng Li Suguo Du Haizhong Zheng Minhui Xue Haojin Zhu 2018China Communications2018,15,4:1
7Simultaneous Aluminizing and Chromizing of Steels to Form (Fe, Cr)3Al Coatings显示文摘Minhui Zheng Robert A. Rapp 1998Oxidation of Metals (-)1998,,1:1
8Recombinant adeno-associated virus 8 vector in gene therapy:Opportunities and challenges显示文摘In recent years,significant breakthroughs have been made in the field of gene ther-apy.Adeno-associated virus(AAV)is one of the most promising gene therapy vectors and a powerful tool for delivering the gene of interest.Among the AAV vectors,AAV serotype 8(AAv8)has attracted much attention for its efficient and stable gene transfection into specific tissues.Currently,recombinant AAv8 has been widely used in gene therapy research on a va-riety of diseases,including genetic diseases,cancers,autoimmune diseases,and viral diseases.Liyuan Zhao Zixuan Yang Minhui Zheng Lei Shi Mengyun Gu Gang Liu Feng Miao Yan Chang Fanghua Huang Naping Tang 2024Genes & Diseases2024,11,1:1
9Organochlo- rine pesticides in consumer fish and mollusks of Liaoning province, China: distribution and human exposure implications 显示文摘LIU Zheng ZHANG Hongmei TAO Minhui 2010Arch Environ Contam Toxicol2010,59,3:1
10Bond strength of plasma-sprayed hydroxyapatite/Ti composite coating显示文摘Zheng Xuebin Hang Minhui Ding Chuanxian 2000Biomaterials2000,21,8:1
11Biomaterials 显示文摘Zheng Xuebin Huang Minhui Ding Chuanxian 200021(8): 8412000,21,8:1
12Bond strength of plasma-sprayed hydroxyapatite/Ti composite coatings显示文摘Zheng Xuebin Huang Minhui Ding Chuanxian 2000Biomaterials2000,21,8:1
13Bond strength of plasma-sprayed hydroxyapatite/Ti composite coatings 显示文摘Zheng Xuebin Huang Minhui Ding Chuanxian 2000Biomaterials2000,21,:1
14Bond strength of plasma-sprayed hydrox yapatite/Ti composite coat-ings显示文摘Zheng Xuebin Huang Minhui Ding Chuanxian 2000Biomaterials2000,21,8:1
15Two-photon live imaging of direct glia-to-neuron conversion in the mouse cortex显示文摘Over the past decade,a growing number of studies have reported transcription factor-based in situ reprogramming that can directly conve rt endogenous glial cells into functional neurons as an alternative approach for n euro regeneration in the adult mammalian central ne rvous system.Howeve r,many questions remain regarding how a terminally differentiated glial cell can transform into a delicate neuron that forms part of the intricate brain circuitry.In addition,concerns have recently been raised around the absence of astrocyte-to-neuron conversion in astrocytic lineage-tra cing mice.In this study,we employed repetitive two-photon imaging to continuously capture the in situ astrocyte-to-neuron conversion process following ecto pic expression of the neural transcription factor NeuroD1 in both prolife rating reactive astrocytes and lineage-tra ced astrocytes in the mouse cortex.Time-lapse imaging over several wee ks revealed the ste p-by-step transition from a typical astrocyte with numero us short,tapered branches to a typical neuro n with a few long neurites and dynamic growth cones that actively explored the local environment.In addition,these lineage-converting cells were able to migrate ra dially or to ngentially to relocate to suitable positions.Furthermore,two-photon Ca2+imaging and patch-clamp recordings confirmed that the newly generated neuro ns exhibited synchronous calcium signals,repetitive action potentials,and spontaneous synaptic responses,suggesting that they had made functional synaptic connections within local neural circuits.In conclusion,we directly visualized the step-by-step lineage conversion process from astrocytes to functional neurons in vivo and unambiguously demonstrated that adult mammalian brains are highly plastic with respect to their potential for neuro regeneration and neural circuit reconstruction.Zongqin Xiang Shu He Rongjie Chen Shanggong Liu Minhui Liu Liang Xu Jiajun Zheng Zhouquan Jiang Long Ma Ying Sun Yongpeng Qin Yi Chen Wen Li Xiangyu Wang Gong Chen Wenliang Lei 2024Neural Regeneration Research2024,19,8:0
16A Conditionally Anonymous Linkable Ring Signature for Blockchain Privacy Protection显示文摘In recent years,the issue of preserving the privacy of parties involved in blockchain transactions has garnered significant attention.To ensure privacy protection for both sides of the transaction,many researchers are using ring signature technology instead of the original signature technology.However,in practice,identifying the signer of an illegal blockchain transaction once it has been placed on the chain necessitates a signature technique that offers conditional anonymity.Some illegals can conduct illegal transactions and evade the lawusing ring signatures,which offer perfect anonymity.This paper firstly constructs a conditionally anonymous linkable ring signature using the Diffie-Hellman key exchange protocol and the Elliptic Curve Discrete Logarithm,which offers a non-interactive process for finding the signer of a ring signature in a specific case.Secondly,this paper’s proposed scheme is proven correct and secure under Elliptic Curve Discrete Logarithm Assumptions.Lastly,compared to previous constructions,the scheme presented in this paper provides a non-interactive,efficient,and secure confirmation process.In addition,this paper presents the implementation of the proposed scheme on a personal computer,where the confirmation process takes only 2,16,and 24ms for ring sizes of 4,24 and 48,respectively,and the confirmation process can be combined with a smart contract on the blockchain with a tested millisecond level of running efficiency.In conclusion,the proposed scheme offers a solution to the challenge of identifying the signer of an illegal blockchain transaction,making it an essential contribution to the field.Quan Zhou Yulong Zheng Minhui Chen Kaijun Wei 2023Computer Systems Science & Engineering2023,47,12:0
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