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| 1 | Mechanism of the December 2015 Catastrophic Landslide at the Shenzhen Landfill and Controlling Geotechnical Risks of Urbanization显示文摘 | Yueping Yin Bin Li Wenpei Wang Liangtong Zhan Qiang Xue Yang Gao Nan Zhang Hongqi Chen Tiankui Liu Aiguo Li | 2016 | Engineering2016,2,2: | 64 |
| 2 | A Strigolactone Biosynthesis Gene Contributed to the Green Revolution in Rice显示文摘Plant architecture is a complex agronomic trait and a major factor of crop yield,which is affected by several important hormones.Strigolactones(SLs)are identified as a new class hormoneinhibiting branching in many plant species and have been shown to be involved in various developmental processes.Genetical and chemical modulation of the SL pathway is recognized as a promising approach to modify plant architecture.However,whether and how the genes involved in the SL pathway could be utilized in breeding still remain elusive.Here,we demonstrate that a partial loss-of-function allele of the SL biosynthesis gene,HIGH TILLERING AND DWARF 1/DWARF17(HTD1/D17),which encodes CAROTENOID CLEAVAGE DIOXYGENASE 7(CCD7),increases tiller number and improves grain yield in rice.We found that the HTD1 gene had been widely utilized and co-selected with Semidwarf 1(SD1),both contributing to the improvement of plant architecture in modern rice varieties since the Green Revolution in the 1960s.Understanding how phytohormone pathway genes regulate plant architecture and how they have been utilized and selected in breeding will lay the foundation for developing the rational approaches toward improving crop yield. | Yuexing Wang Lianguang Shang Hong Yu Longjun Zeng Jiang Hu Shen Ni Yuchun Rao Sanfeng Li Jinfang Chu Xiangbing Meng Lei Wang Ping Hu Jijun Yan Shujing Kang Minghao Qu Hai Lin Tao Wang Quan Wang Xingming Hu Hongqi Chen Bing Wang Zhenyu Gao Longbiao Guo Dali Zeng Xudong Zhu Guosheng Xiong Jiayang Li Qian Qian | 2020 | Molecular Plant2020,13,6: | 23 |
| 3 | Ubiquitination of Rheb governs growth factor-induced mTORC1 activation显示文摘Mechanistic target of rapamycin mTOR complex 1 (mTORC1)plays a key role in the integration of various environmental signals to regulate cell growth and metabolism,mTORC1 is recruited to the lysosome where it is activated by its interaction with GTP-bound Rheb GTPase.However,the regulatory mechanism of Rheb activity remains largely unknown.Here,we show that ubiquitination governs the nucleotide-bound status of Rheb.Lysosome-anchored E3 ligase RNF152 catalyzes Rheb ubiquitination and promotes its binding to the TSC complex.EGF enhances the deubiquitination of Rheb through AKT-dependent USP4 phosphorylation,leading to the release of Rheb from the TSC complex.Functionally,ubiquitination of Rheb is linked to mTORC1-mediated signaling and consequently regulates tumor growth.Thus,we propose a mechanistic model whereby Rheb-mediated mTORC1 activation is dictated by a dynamic opposing act between Rheb ubiquitination and deubiquitination that are catalyzed by RNF152 and USP4 respectively. | Lu Deng Lei Chen Linlin Zhao Yan Xu Xiaoping Peng Xinbo Wang Lin Ding Jiali Jin Hongqi Teng Yanming Wang Weijuan Pan Fei Yu Lujian Liao Li Li Xin Ge Ping Wang | 2019 | Cell Research2019,29,2: | 16 |
| 4 | A survey of executive compensation contracts in China's listed companies显示文摘We analyze 228 executive compensation contracts voluntarily disclosed by Chinese listed firms and find that central-government-controlled companies disclose more information in executive compensation contracts than localgovernment-controlled and non-government-controlled companies. Cashbased payments are the main form of executive compensation, whereas equity-based payments are seldom used by Chinese listed companies. On average, there are no significant differences in the value of basic salaries and performance-based compensation in executive compensation contracts.But, compared with their counterparts in non-government-controlled companies, executives in government-controlled companies are given more incentive compensation. Accounting earnings are typically used in executive compensation contracts, with few firms using stock returns to evaluate their executives. However, the use of non-financial measures has increased significantly since 2007. | Yubo Lia Fang Lou Jiwei Wang Hongqi Yuan | 2013 | China Journal of Accounting Research2013,,3: | 15 |
| 5 | The construction of the generalized continuously variable two-mode entangled state and its application显示文摘The generalized continuous variable two-mode entangled state |〉 is proposed by using the tech-nique of integration within an ordered product (IWOP) of operators. The characteristics of this new entangled representation and its application in quantum teleportation are analyzed in detail. These results indicate that such real parameters |〉 indeed make up a new entangled representation owing to its completeness and orthogonal relation. By employing the |〉 as quantum transmission channel,the teleportation of any single-mode quantum state |ψ〉 3 can be realized by a unitary transformation. | LI HongQi XU ShiMin XU XingLei WANG JiSuo | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,12: | 7 |
| 6 | Comparison of nonhuman primates identified the suitable model for COVID-19显示文摘Identification of a suitable nonhuman primate(NHP)model of COVID-19 remains challenging.Here,we characterized severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)infection in three NHP species:Old World monkeys Macaca mulatta(M.mulatta)and Macaca fascicularis(M.fascicularis)and New World monkey Callithrix jacchus(C.jacchus).Infected M.mulatta and M.fascicularis showed abnormal chest radiographs,an increased body temperature and a decreased body weight.Viral genomes were detected in swab and blood samples from all animals.Viral load was detected in the pulmonary tissues of M.mulatta and M.fascicularis but not C.jacchus.Furthermore,among the three animal species,M.mulatta showed the strongest response to SARS-CoV-2,including increased inflammatory cytokine expression and pathological changes in the pulmonary tissues.Collectively,these data revealed the different susceptibilities of Old World and New World monkeys to SARS-CoV-2 and identified M.mulatta as the most suitable for modeling COVID-19. | Shuaiyao Lu Yuan Zhao Wenhai Yu Yun Yang Jiahong Gao Junbin Wang Dexuan Kuang Mengli Yang Jing Yang Chunxia Ma Jingwen Xu Xingli Qian Haiyan Li Siwen Zhao Jingmei Li Haixuan Wang Haiting Long Jingxian Zhou Fangyu Luo Kaiyun Ding Daoju Wu Yong Zhang Yinliang Dong Yuqin Liu Yinqiu Zheng Xiaochen Lin Li Jiao Huanying Zheng Qing Dai Qiangming Sun Yunzhang Hu Changwen Ke Hongqi Liu Xiaozhong Peng | 2020 | Signal Transduction and Targeted Therapy2020,5,1: | 5 |
| 7 | Near infrared spectral and polarization imaging observation of coronal emission lines during the 2008 total solar eclipse显示文摘During the 2008 total solar eclipse, the coronal emission lines were observed by using optical fibre spectrometric and polarization imaging system in near infrared waveband. The profiles of the coronal emission lines including Fe XIII 10747 , 10798 and He I 10830 were obtained with dispersion of 0.5 /pix. The intensity of Fe XIII 10747 remained unchanged in the two different coronal regions while the intensity of He I 10830 varied considerably in the two coronal locations no matter whether the prominence appeared or not. The coronal polarization images were observed at Fe XI 7892 with a bandpass of 30 in a series of exposure times. | BAO XingMing ZHANG ZhiYong DENG Jian HU KeLiang XUAN WeiJia LIU YangBing ZHANG HongQi DENG YuanYong WANG DongGuang WANG XiaoFan | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,11: | 5 |
| 8 | Digital zenith telescope prototype of China显示文摘Classical optical astronomy measures the direction of the local plumb line on the stellar background,and is influenced by variations of the earth gravity field.Therefore,classical optical astrometry can be used to measure and study variations of plumb line.This endows classical optical astrometric technologies special significance for the interdisciplinary researches of astronomy and geoscience,and makes them irreplaceable by technologies like very long baseline interferometry,satellite laser ranging.However,classical astrometric instruments have a major drawback of low efficiency,such as the low automaticity,more operating observers,and even operative error which makes it very difficult to reduce the random observation error in some visual instruments.To overcome this drawback,we have successfully developed the digital zenith telescope prototype(DZT-1)with the aperture of200 mm,using charge coupled device and other advanced technologies and new equipments.As proved by test observations,DZT-1 can observe thousands of stars over one night,which significantly reduces the random observation error and increases the observation accuracy.In addition,DZT-1 has a high degree of automation,even allowing unattended observation by remote control.Besides,DZT-1 has a small-size and is easy to move,making it convenient for mobile measurement of the deflection of the vertical.In summary,DZT can be widely used in the geoscience and astronomy fields. | Lili Tian Jinyun Guo Yanben Han Xiushan Lu Weidong Liu Zheng Wang Bo Wang Zhiqiang Yin Hongqi Wang | 2014 | Chinese Science Bulletin2014,59,17: | 4 |
| 9 | A New Algorithm for Literature Recommendation Based on a Bibliographic Heterogeneous Information Network显示文摘A literature recommendation algorithm based on a heterogeneous information network is proposed. The proposed algorithm can process different types of semantic information and implicit feedback. The experimental results show that the proposed algorithm can provide more effective recommendations than those algorithms without employing these semantic information and implicit feedback. | LI Linna WANG Lijun JIANG Xueqin HAN Hongqi ZHAI Yun | 2018 | Chinese Journal of Electronics2018,27,4: | 4 |
| 10 | Mechanism Analysis of Stiffness Improvement by Waterborne Epoxy Resin Surface Sizing Agent显示文摘Low-basis-weight paper lacks normal strength and stiffness. Waterborne epoxy resin could be employed with oxidized starch to improve paper stiffness through surface sizing. In this study,the mechanism of enhancing stiffness by adding waterborne epoxy resin was fully investigated. The results indicated that through surface sizing with epoxy resin,the paper thickness was preserved,whereas the elastic modulus increased significantly and the epoxy resin had positive impact on single fiber strength. A rigid resin layer and interpenetrating polymer network formed on the surface and in the inner layer of the paper,respectively. The formed resin layer and interpenetrating polymer network strongly supported the paper,leading to the improvement of the elastic modulus and stiffness. The stiffness improvement through surface sizing was mainly due to the formation of a fibrous composite layer and penetration of the sizing agent into the inner layers of the paper. The better the combination between fiber and sizing agent,the higher were the elastic modulus and the stiffness of the whole paper. | Hui Xu ShuMei Wang YuanYuan Li HongQi Dai | 2016 | Paper And Biomaterials2016,1,1: | 4 |
| 11 | Knockdown of SLC39A7 inhibits cell growth and induces apoptosis in human colorectal cancer cells显示文摘 | Nengquan Sheng Li Yan Weiqiang You Gewen Tan Jianfeng Gong Hongqi Chen Yi Yang Landian Hu Zhigang Wang | 2017 | Acta Biochimica et Biophysica Sinica2017,49,10: | 4 |
| 12 | Generalized two-mode coherent-entangled state with real parameters显示文摘The coherent-entangled state |α, x; λ> with real parameters λ is proposed in the two-mode Fock space, which exhibits the properties of both the coherent and entangled states. The completeness relation of |α, x; λ> is proved by virtue of the technique of integral within an ordered product of operators. The corresponding squeezing operator is derived, with its own squeezing properties. Furthermore, generalized P-representation in the coherent-entangled state is constructed. Finally, it is revealed that superposition of the coherent-entangled states may produce the EPR entangled state. | XU ShiMin XU XingLei LI HongQi WANG JiSuo | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,7: | 4 |
| 13 | The correlation between expansion speed and magnetic field in solar flare ribbons显示文摘In this paper, we study the correlation between the expansion speed of two-ribbon flares and the magnetic field measured in the ribbon location, and compare such correlation for two events with different magnetic configurations. These two events are: an M1.0 flare in the quiet sun on September 12, 2000 and an X2.3 flare in Active Region NOAA 9415 on April 10, 2001. The magnetic configuration of the M1.0 flare is simple, while that of X2.3 event is complex. We have derived a power-law correlation between the ribbon expansion speed (V r) and the longitudinal magnetic field (Bz) with an empirical relationship V r = A×Bz-δ, where A is a constant and δ is the index of the power-law correlation. We have found that δ for the M1.0 flare in the simple magnetic configuration is larger than that for the X2.3 flare in the complex magnetic configuration. | XIE WenBin WANG HaiMin JING Ju BAO XingMing ZHANG HongQi | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,11: | 4 |
| 14 | A Flux DC Bias Suppression Scheme of Single-stage Full-bridge PFC Converters Based on Dead Zone Adjustment显示文摘由于单级桥式功率因数校正(power factor correction,PFC)AC/DC变换技术电路的特点,导致高频变压器存在偏磁现象,影响了系统正常工作。传统方式通过增加变压器气隙或使用隔直电容来防止变压器出现偏磁,但是该类方案影响了系统性能,并增加了电路的复杂程度。结合有源钳位单级PFC变换器工作特点,提出一种基于死区调节的偏磁抑制策略,通过改变系统的开关时序,能够有效抑制偏磁,具有不增加主电路复杂程度、不影响系统性能、数字控制和模拟控制都能够实现等优点。在提出抑制策略的基础上,设计实现电路,给出死区设计方法及影响规律,最后进行实验研究。理论分析及实验结果表明,该策略能够在不影响系统性能的基础上,有效抑制单级桥式PFC变换器的高频变压器偏磁。 | WANG Daqing BEN Hongqi MENG Tao | 2012 | 中国电机工程学报2012,32,30: | 4 |
| 15 | BURST-LDA: A NEW TOPIC MODEL FOR DETECTING BURSTY TOPICS FROM STREAM TEXT显示文摘Topic models such as Latent Dirichlet Allocation(LDA) have been successfully applied to many text mining tasks for extracting topics embedded in corpora. However, existing topic models generally cannot discover bursty topics that experience a sudden increase during a period of time. In this paper, we propose a new topic model named Burst-LDA, which simultaneously discovers topics and reveals their burstiness through explicitly modeling each topic's burst states with a first order Markov chain and using the chain to generate the topic proportion of documents in a Logistic Normal fashion. A Gibbs sampling algorithm is developed for the posterior inference of the proposed model. Experimental results on a news data set show our model can efficiently discover bursty topics, outperforming the state-of-the-art method. | Qi Xiang Huang Yu Chen Ziyan Liu Xiaoyan Tian Jing Huang Tinglei Wang Hongqi | 2014 | Journal of Electronics(China)2014,31,6: | 3 |
| 16 | Researching the 915 nm high-power and high-brightness semiconductor laser single chip coupling module显示文摘Based on the high-speed development of the fiber laser in recent years, the development of researching 915 nm semiconductor laser as main pumping sources of the fiber laser is at a high speed. Because the beam quality of the laser diode is very poor, the 915 nm laser diode is generally based on optical fiber coupling module to output the laser. Using the beam-shaping and fiber-coupling technology to improve the quality of output beam light, we present a kind of high-power and high-brightness semiconductor laser module, which can output 13.22 W through the optical fiber. Based on 915 nm GaAs semiconductor laser diode which has output power of 13.91 W, we describe a thoroughly detailed procedure for reshaping the beam output from the semiconductor laser diode and coupling the beam into the optical fiber of which the core diameter is 105 μm and the numerical aperture is 0.18. We get 13.22 W from the output fiber of the module at 14.5 A, the coupling efficiency of the whole module is 95.03% and the brightness is 1.5 MW/cm^2 -str. The output power of the single chip semiconductor laser module achieves the advanced level in the domestic use. | Xin Wang Cuiluan Wang Xia Wu Lingni Zhu Hongqi Jing Xiaoyu Ma Suping Liu | 2017 | Journal of Semiconductors2017,38,2: | 3 |
| 17 | Synthesis and host-guest properties of pillar[6]arenes显示文摘A facile method for the synthesis of pillar[6]arenes was developed.A series of pillar[6]arenes were prepared with FeCl 3 as catalyst and chloroform as solvent at room temperature in moderate yields(30%-40%).Their host-guest properties with n-cetyltrimethyl ammonium bromide were investigated by 1 HNMR.The results showed that high selectivity in the host-guest relationship became apparent between pillar[6]arenes and pillar[5]arenes based on the different size of the inner cavity. | TAO HongQi CAO DeRong LIU LuZhi KOU YuHui WANG LingYun MEIER Herbert | 2012 | Science China Chemistry2012,55,2: | 3 |
| 18 | In situ TEM observation of magnetization-enhanced dislocation emission and motion for 60Fe40Ni alloy显示文摘TENSILE test for pure iron in the magnetic field with the intensity of 2 400 A/m indicated thatthe lower yield stress was decreased and the upper yield point disappeared in the magneticfield. This seems to show that magnetization can reduce the resistance of dislocation mo-tion. Up to now, however, direct proof of magnetization-enhanced dislocation emission andmotion is lacking. | LI Hongqi, WANG Yanbin, CHEN Qizhi CHU WuyangDepartment of Materials Physics, University of Science and Technology Beijing, Beijing 100083, China | 1997 | Chinese Science Bulletin1997,42,24: | 3 |
| 19 | Location and size regulation of manganese oxides within mesoporous silica for enhanced antibiotic degradation显示文摘Refractory antibiotics in domestic wastewater are hard to be completely eliminated by conventional methods,and then lead to severe environmental contamination and adverse effects on public health.In present work,advanced oxidation processes(AOPs)are adopted to remove the antibiotic of sul-fachloropyridazine(SCP).Nanosized Mn_(2)O_(3) was fabricated on the SBA-15 material to catalytically acti-vate potassium peroxydisulfate(PDS)to generate reactive oxygen radicals of.OH and SO_(4).for SCP degradation.The effects of location and size of Mn_(2)O_(3) were explored through choosing either the as-made or template free SBA-15 as the precursor of substrate.Great influences from the site and size of Mn_(2)O_(3) on the oxidation activity were discovered.It was found that Mn_(2)O_(3) with a large size at the exterior of SBA-15(Mn-tfSBA)was slightly easier to degrade SCP at a low manganese loading of 1.0-2.0 mmol.g;however,complete SCP removal could only be achieved on the catalyst of Mn_(2)O_(3) with a refined size at the interior of SBA-15(Mn-asSBA).Moreover,the SO_(4).species were revealed to be the decisive radicals in the SCP degradation processes.Exploring the as-made mesoporous silica as a support provides a new idea for the further development of environmentally friendly catalysts. | Min Lu Mengxuan Liu Chunli Xu Yu Yin Lei Shi Hong Wu Aihua Yuan Xiao-Ming Ren Shaobin Wang Hongqi Sun | 2022 | Chinese Journal of Chemical Engineering2022,35,8: | 3 |
| 20 | A comparison of co-temporal magnetograms obtained with the Huairou magnetograph and the Spectro-Polarimeter on board Hinode显示文摘We have compared a set of co-temporal magnetograms obtained with the Solar Magnetic Field Tele-scope (SMFT) of the Huairou Solar Observing Station (HSOS) and with the Spectro-Polarimeter of the Solar Optical Telescope (SP/SOT) on board Hinode to check the linear calibrations of SMFT vector magnetograms. The comparison shows that the currently used calibration coefficients of the SMFT have under-estimated the flux density and that a center-to-limb variation of the calibration coefficients was not taken into account by previous calibrations. | WANG Dong ZHANG Mei LI Hui ZHANG HongQi | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,11: | 2 |