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| 1 | Variation of Antarctic seal population in response to human activities in the 20th century显示文摘A sediment core was collected from the Fildes Peninsula of Antarctica, which contained numerous seal hairs and was identified to be seal excrement deposition. By analyzing its total organic carbon (TOC) and concentrations of bio-elements, the seal population changes of the past century were reconstructed. The variation of seal population in the last century on the Fildes Peninsula is primarily controlled by human activities. The sealing industry in the early 20th century caused the dramatic decline of seal popula-tion. The protection of the Antarctic seals since the 1960s and the reduced seal's competition with whales for prey resources due to whaling lead to the recovery of seal population and make the high level of the seal population sustainable. | YANG QiChao SUN LiGuang KONG DeMing HUANG Tao WANG YuHong | 2010 | Chinese Science Bulletin2010,55,11: | 7 |
| 2 | Evaluation of dolomite reservoirs in the Longwangmiao Formation,Lower Cambrian in Northern Sichuan basin,China显示文摘With the extended petroleum exploration of the carbonate reservoir in the Longwangmiao Formation,Lower Cambrian in Sichuan basin,looking for a new favorable exploration area is the primary task in current exploration.This paper focusing on the dolomite reservoir in the Longwangmiao Formation in the Northern Sichuan basin,will evaluate the reservoir conditions,including reservoir lithology,reservoir spaces,physical properties and other basic characteristics.Combined with sedimentary environment study and diagenesis analysis,the genetic mechanism of Longwangmiao reservoir in study area will be discussed.It indicates that the reservoir rocks of Longwangmiao Formation in the study area are composed of dolarenite and crystalline dolomite,and the main reservoir spaces are intergranular dissolved pores,intragranular dissolved pores and intercrystalline dissolved pores.However,most of dissolved pores have been filled with bitumen,which lead to the reservoir properties very poor,both the porosity and permeability are worse than that of central Sichuan basin,so the reservoir in the Longwangmiao Formation in the Northern Sichuan basin is low-porosity and low-permeability reservoir.During the Early Cambrian Longwangmiao period,the study was near the old-land,and the energy of sea water was not enough to deposit many grain shoals,which cause the sediments are small with lots of quartz and muds.Moreover,because lacking of large scale karstification in the late diagenesis,there isn't much dissolved pores and vugs develop in the Longwangmiao Formation.Some Intergranular dissolved pores and intercrystalline dissolved pores formed by the early atmosphere water dissolved exist as some reservoir spaces,but most of them have been filled with bitumen,which was residual when the ancient oil reservoir transformed.Above factors cause the Longwangmiao Formation in the Northern Sichuan basin become not a very favorable reservoir in Sichuan basin. | Xuefei Yang Yaping Wang Xingzhi Wang Deming Zeng Longbo Xu Zisang Huang | 2017 | Petroleum2017,3,4: | 3 |
| 3 | Combustion behaviors of a compression-ignition engine fuelled with diesel/methanol blends under various fuel delivery advance angles显示文摘 | Zuohua Huang Hongbing Lu Deming Jiang Ke Zeng Bing Liu Junqiang Zhang Xibin Wang | 2004 | Bioresource Technology2004,,3: | 2 |
| 4 | An improved Tet-on system in micro RNA overexpression and CRISPR/Cas9-mediated gene editing显示文摘Background: Tetracycline(Tet)-regulated expression system has become a widely applied tool to control gene activity. This study aimed to improve the Tet-on system with superior regulatory characteristics.Results: By comprehensively comparing factors of transactivators, Tet-responsive elements(TREs), orientations of induced expression cassette, and promoters controlling the transactivator, we developed an optimal Tet-on system with enhanced inducible efficiency and lower leakiness. With the system, we successfully performed effective inducible and reversible expression of micro RNA, and presented a more precise and easily reproducible fine-tuning for confirming the target of a mi RNA. Finally, the system was applied in CRISPR/Cas9-mediated knockout of nuclear factor of activated T cells-5(NFAT5), a protective transcription factor in cellular osmoregulation.Conclusions: This study established an improved Tet-on system for powerful and stringent gene regulation in functional genetic studies. | Kang Kang Lian Huang Qing Li Xiaoyun Liao Quanjin Dang Yi Yang Jun Luo Yan Zeng Li Li Deming Gou | 2019 | Journal of Animal Science and Biotechnology2019,10,4: | 2 |
| 5 | High-speed optical secure communication with an external noise source and an internal time-delayed feedback loop显示文摘We propose and experimentally demonstrate a novel physical layer encryption scheme for high-speed optical communication. A 10 Gb/s on-off keying signal is secretly transmitted over 100 km standard single-mode fiber.The intensity-modulated message is secured by the encryption mechanism, which is composed of an external noise source and an internal time-delayed feedback loop. The external noise serves as an entropy source with sufficient randomness. The feedback loop structure in the transmitter introduces a time-domain encryption key space, and a corresponding open-loop configuration at the receiver side is used for synchronization and decryption.Experiment results show the effectiveness of the proposed scheme. For a legitimate terminal, bit error rate below10-8 can be obtained. Decryption degradations with the mismatch of different hardware parameters are researched. The time delay in the feedback loop provides a sensitive encryption key. For other hardware parameters,the system is robust enough for synchronization. Meanwhile, the time-delay signature of the loop is able to be well concealed by the external noise. Moreover, the proposed scheme can support density wavelength division multiplexing transmission with a relatively simple structure. This work also provides a new concept to establish optical secure communication by combining a time-delayed feedback chaotic system and random noise. | YUDI FU MENGFAN CHENG XINGXING JIANG QUAN YU LINBOJIE HUANG LEI DENG DEMING LIU | 2019 | Photonics Research2019,7,11: | 2 |
| 6 | Physical understanding of axonal growth patterns on grooved substrates:groove ridge crossing versus longitudinal alignment显示文摘Surface topographies such as micrometric edges and grooves have been widely used to improve neuron outgrowth.However,finding the mechanism of neuron–surface interactions on grooved substrates remains a challenge.In this work,PC12 cells and chick forebrain neurons(CFNs)were cultured on grooved and smooth polyacrylonitrile substrates.It was found that CFNs showed a tendency of growing across groove ridges;while PC12 cells were only observed to grow in the longitudinal direction of grooves.To further investigate these observations,a 3D physical model of axonal outgrowth was developed.In this model,axon shafts are simulated as elastic 3D beams,accounting for the axon outgrowth as well as the focal contacts between axons and substrates.Moreover,the bending direction of axon tips during groove ridge crossing is governed by the energy minimization principle.Our physical model predicts that axonal groove ridge crossing is contributed by the bending compliance of axons,caused by lower Young’s modulus and smaller diameters.This work will aid the understanding of the mechanisms involved in axonal alignment and elongation of neurons guided by grooved substrates,and the obtained insights can be used to enhance the design of instructive scaffolds for nerve tissue engineering and regeneration applications. | Deming Zhang Hairui Suo Jin Qian Jun Yin Jianzhong Fu Yong Huang | 2020 | Bio-Design and Manufacturing2020,3,4: | 2 |
| 7 | Spray Properties of Alternative Fuels:A Comparative Anal- ysis of Ethanol-gasoline Blends and Gasoline显示文摘 | GAO Jian JIANG Deming HUANG Zuohua | 2007 | Fu- el2007,86,10: | 1 |
| 8 | Combustion behaviors of a compression-ignition engine fuelled with diesel/methanol blends under various fuel delivery advance angles显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2004 | Bioresource Technology2004,95,3: | 1 |
| 9 | The information content of Basel III liquidity risk measures显示文摘 | Han Hong Jing-Zhi Huang Deming Wu | 2014 | Journal of Financial Stability2014,,: | 1 |
| 10 | Performance and emissions of a compression ignition engine fueled with diesel/oxygenate blends for various fuel delivery advance angles显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2005 | Energy and Fuels2005,19,2: | 1 |
| 11 | Performance and emissions of a compression ignition engine fueled with diesel/oxygenate blends for various fuel delivery advance angles 显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2005 | Energy and Fuels2005,19,2: | 1 |
| 12 | Combustion Characteristics and Heat Release Analysis of a Direct Injection Compression Ignition Engine Fueled with Diesel-Dimethyl Carbonate Blends显示文摘 | Huang Zuohua Jiang Deming Zeng K | 2003 | Proceedings of the Institution of Mechanical Engineers Journal of Automobile Engineers2003,217,7: | 1 |
| 13 | Indentation creep behavior of AE42 and Ca-containing AE41 alloys 显示文摘 | Huang Deming Chen Yungui Tang Yongbai | 2007 | Materials Letters2007,61,: | 1 |
| 14 | Combustionbehaviors of a compression-ignition engine fuelled with diesel/methanol blends under various fuel delivery advance angles显示文摘 | HUANG Zuoha LU Hongbin JIANG Deming | 2004 | Bioresource Technology2004,95,3: | 1 |
| 15 | Combustion behaviors of a compression-ignition engine fuelled with diesel/methanol blends under various fuel delivery advance angles显示文摘 | Zuohua Huang Hongbing Lu Deming Jiang | 2004 | Bioresource Technology2004,95,3: | 1 |
| 16 | Combustion Behaviors of a Compression-Ignition Engine Fuelled with Diesel/Methanol Blends under Various Fuel Delivery Advance Angles 显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2004 | Bioresource Technology2004,,95: | 1 |
| 17 | Performance and emissions of a compression ignition engine fueled with diesel/oxygenate blends for various fuel delivery advance angles 显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2005 | Energy and Fuels2005,19,2: | 1 |
| 18 | Combustion Behaviors of a Compression-Ignition Engine Fuelled With Diesel/Methanol Blends Under Various Fuel Delivery Advance Angles 显示文摘 | HUANG Zuohua LU Hongbing JIANG Deming | 2004 | Bioresource Technology2004,95,3: | 1 |
| 19 | Resource prediction and assessment based on 3D/4D big data modeling and deep integration in key ore districts of North China显示文摘The North China district has been subjected to significant research with regard to the ore-forming dynamics,processes,and quantitative forecasting of gold deposits;it accounts for the highest number of gold reserves and annual products in China.Based on the top-level design of geoscience theory and the method adopted by the National Key R&D Project(deep process and metallogenic mechanism of North China Craton(NCC)metallogenic system),this paper systematically collects and constructs the geoscience data(district,camp,and deposit scales)in four key gold districts of North China(Jiaojia-Sanshandao,Southern Zhaoping,Wulong,and Qingchengzi).The settings associated with the geological dynamics of gold deposits were quantitatively and synthetically analyzed,namely:NCC destruction,metallogenic events,genetic models,and exploration models.Three-dimensional(3D)and four-dimensional(4D)geological modeling was performed using the big data on the districts,while the district-scale 3D exploration criteria were integrated to construct a quantitative exploration model.Among them,FLAC3D modelling and the Geo Cube software(version 3.0)were used to implement the numerical simulation of the 3D geological models and the constraints of the fluid saturation parameters of the Jiaojia fault to reconstruct the 4D fault structure models of the Jiaojia fault(with a depth of 5000 m).Using Geo Cube3.0,multiple integration modules(general weights of evidence(Wof E),Boost Wof E,Fuzzy Wof E,Logistic Regression,Information Entropy,and Random Forest)and exploration criteria were integrated,while the C-V fractal classification of A,B and C targets in four districts was carried out.The research results are summarized in the following four areas:(1)Four gold districts in the study area have more than three targets(the depth is 3000 m),and the class A,B and C targets exhibit a good spatial correlation with gold bodies that are controlled by mining engineering at depths greater than 1000 m.(2)The Boost Wof E method was used to identify the target optimization in 3D spaces(at depths of 3000–5000 m)of the Jiaojia-Sanshandao,Southern Zhaoping,and Wulong districts.(3)The general Wof E method is based on the Bayesian theory in 3D space and provides robust integration and target optimization that are suitable for the Jiaojia-Sanshandao and Southern Zhaoping districts in the Jiaodong area;it can also be applied to the Wulong district in the Liaodong area using a quantitative genetic model and an exploration model.Random forest is a multi-objective integration and target optimization method for 3D spaces,and it is suitable for the complex exploration model in the Qingchengzi district of the Liaodong area.The genetic model and exploration criteria associated with the exploration model of the Qingchengzi district were constrained by the common characteristics of the gold fault structure,magmatic rock emplacement in North China,and the strata fold and interlayer detachment structure.(4)Based on the gold reserves and the 3D block unit model of the Sanshandao gold deposit in the Jiaojia-Sanshandao district,the gold contents of the 3D block units in class A and B targets of the ore concentration were estimated to be 65.5%and 25.1%,respectively.The total Au resources of the optimized targets below a depth of 3000 m were 3908 t(including 1700 t reserves),and the total Au resources of the targets at depths from 3000 to 5000 m were 936 t.The study shows that the deep gold deposits in the four gold districts of North China exhibit a strong'transport-deposition'spatial correlation with potential targets.These'transport-deposition'spatial models represent the tectonic-magmatic-hydrothermal activities of the metallogenic system associated with the NCC destruction events and indicate the Au enrichment zones. | Gongwen WANG Zhiqiang ZHANG Ruixi LI Junjian LI Deming SHA Qingdong ZENG Zhenshan PANG Dapeng LI Leilei HUANG | 2021 | Science China Earth Sciences2021,64,9: | 1 |
| 20 | Performance and emissions of a compression ignition engine fueled with diesel/oxygenate blends for various fuel delivery advance angles 显示文摘 | Huang Zuohua Lu Hongbing Jiang Deming | 2005 | Energy & Fuels2005,19,2: | 1 |