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| 1 | Transfer matrix method for multibody systems(Rui method) and its applications显示文摘The transfer matrix method for multibody systems, namely the 'Rui method', is a new method for studying multibody system dynamics, which avoids the global dynamics equations of the system, keeps high computational speed, and allows highly formalized programming. It has been widely applied to scientific research and key engineering of lots of complex mechanical systems in 52 research directions. The following aspects regarding the transfer matrix method for multibody systems are reviewed systematically in this paper: history, basic principles, formulas, algorithm, automatic deduction theorem of overall transfer equation, visualized simulation and design software, highlights, tendency, and applications in 52 research directions in over 100 key engineering products. | RUI XiaoTing WANG Xun ZHOU QinBo ZHANG JianShu | 2019 | Science China(Technological Sciences)2019,62,5: | 8 |
| 2 | Polyploid organisms显示文摘Polyploids are organisms with three or more complete chromosome sets. Polyploidization is widespread in plants and animals, and is an important mechanism of speciation. Genome sequencing and related molecular systematics and bioinformatics studies on plants and animals in recent years support the view that species have been shaped by whole genome duplication during evolution. The stability of polyploids depends on rapid genome recombination and changes in gene expression after formation. The formation of polyploids and subsequent diploidization are important aspects in long-term evolution. Polyploids can be formed in various ways. Among them, hybrid organisms formed by distant hybridization could produce unreduced gametes and thus generate offspring with doubled chromosomes, which is a fast, efficient method of polyploidization. The formation of fertile polyploids not only promoted the interflow of genetic materials among species and enriched the species diversity, but also laid the foundation for polyploidy breeding. The study of polyploids has both important theoretical significance and valuable applications. The production and application of polyploidy breeding have brought remarkable economic and social benefits. | SONG Can LIU ShaoJun XIAO Jun HE WeiGuo ZHOU Yi QIN QinBo ZHANG Chun LIU Yun | 2012 | Science China(Life Sciences)2012,55,4: | 7 |
| 3 | Establishment and application of distant hybridization technology in fish显示文摘Hybridization is widely used. However, for a long time, systematic theories and technologies related to hybridization in fish have been lacking. In this study, through long-term systematic research, we investigated and obtained the main rules regarding inheritance and reproduction related to fish distant hybridization. Furthermore, we established one-step and multistep breeding technologies that were suitable for interspecific hybridization and intraspecific hybridization. Simultaneously, we used these two breeding technologies to produce a batch of diploid fish lineages and tetraploid fish lineages and improved fishes. In addition, we widely discuss the methods, technologies and results of hybridization breeding, referring to the domestic and foreign literature on fish hybridization. We hope that this paper will be beneficial for the research and application of fish hybrid breeding. | Shi Wang Chenchen Tang Min Tao Qinbo Qin Chun Zhang Kaikun Luo Rurong Zhao Jing Wang Li Ren Jun Xiao Fangzhou Hu Rong Zhou Wei Duan Shaojun Liu | 2019 | Science China(Life Sciences)2019,62,1: | 6 |
| 4 | Bystin-like protein is upregulated in hepatocellular carcinoma and required for nucleologenesis in cancer cell proliferation显示文摘象 bystin 一样(BYSL ) 基因以前被描绘为参予早胚胎培植的房间粘附编码附件蛋白质。它也涉及 40S ribosomal 子单元生物的续生说并且被发现在很快种胚胎和癌症房间线被表示。以便在癌症房间增长和生长探索 BYSL 的角色,我们把 hepatocellular 癌(HCC ) 用作一个模型。这里,我们报导 BYSL 在 vitro 并且在 vivo 为 HCC 房间生长是关键的。在人的 HCC 标本的 BYSL mRNA 和蛋白质的表示层次显著地与在邻近的非癌的织物看见的那些相比被增加。在 vitro,由短发卡 RNA 的 BYSL 的抑制减少了 HCC 房间增长,导致了 apoptosis 并且部分在 G2/M 阶段逮捕了房间周期。在 vivo,与 BYSL siRNA 对待的 HCC 房间没能在下的培植以后在裸体老鼠形成肿瘤。为了为 BYSL 导致 RNAi 的细胞生长决定细胞的基础,逮捕, BYSL subcellular 本地化在有丝分裂并且分裂期间 HepG2 细胞被检验。BYSL 在 nucleologenesis 期间在多重阶段是在场的,在导出核的 foci (NDF ) 包括, perichromosomal 区域和 prenucleolar 身体(PNB ) 在有丝分裂期间。BYSL 弄空显著地压制了 NDF 和 PNB 形成,并且在有丝分裂以后破坏了 nucleoli 汇编,导致增加的 apoptosis 和到浆液饥饿的 HCC 房间的减少的忍耐。一起拿,我们的研究显示那 upregulated BYSL 表情在 hepatocarcinogenesis 起一个作用。 | Hanzhi Wang Wei Xiao Qinbo Zhou Yun Chen Shuo Yang Jiansong Sheng Yanqing Yin Jia Fan Jiawei Zhou | 2009 | Cell Research2009,19,10: | 5 |
| 5 | Transfer matrix method for determination of the natural vibration characteristics of elastically coupled launch vehicle boosters显示文摘The analysis of natural vibration characteristics has become one of important steps of the manufacture and dynamicdesignintheaerospaceindustry.Thispaperpresents a new scenario called virtual cutting in the context of the transfer matrix method of linear multibody systems closedlooptopologyforcomputingthefreevibrationcharacteristics of elastically coupled fl xible launch vehicle boosters. In this approach, the coupled system is idealized as a triple-beam system-like structure coupled by linear translational springs,where a non-uniform free-free Euler–Bernoulli beam is used.A large thrust-to-weight ratio leads to large axial accelerations that result in an axial inertia load distribution from nose to tail. Consequently, it causes the development of significan compressive forces along the length of the launch vehicle.Therefore, it is important to take into account this effect in the transverse vibration model. This scenario does not need the global dynamics equations of a system, and it has high computational efficien y and low memory requirements. The validity of the presented scenario is achieved through comparison to other approaches published in the literature. | Laith K.Abbas Qinbo Zhou Hossam Hendy Xiaoting Rui | 2015 | Acta Mechanica Sinica2015,31,4: | 3 |
| 6 | Automatic deduction theorem of overall transfer equation of multibody system 显示文摘 | RUI Xiaoting ZHANG Jianshu ZHOU Qinbo | 2014 | Advance in Mechanical Engineering Volume 2014 Article ID378047 12 pages2014,,: | 1 |
| 7 | Transfer Matrix Method for Multibody Systems of TITO System Control Applications显示文摘 | HENDY H RUI Xiaoting ZHOU Qinbo | 2014 | Applied Mechanics and Materials2014,,: | 1 |
| 8 | An Algorithm for Determination of Projectile Attitude Angles in Projectile Trajectory Prediction显示文摘A fast and accurate algorithm is established in this paper to increase the precision of ballistic trajectory prediction.The algorithm is based on the six-degree-of-freedom(6 DOF)trajectory equations,to estimate the projectile attitude angles in every measuring time.Hereby,the algorithm utilizes the Davidon-Fletcher-Powell(DFP)method to solve nonlinear equations and Doppler radar trajectory test information containing only position coordinates of the projectile to reconstruct the angular information.The″position coordinates by the test″and″angular displacements by reconstruction″at the end phase of the radar measurement are used as an initial value for the trajectory computation to extrapolate the trajectory impact point.The numerical simulations validate the proposed method and demonstrate that the estimated impact point agrees very well with the real one.Morover,other artillery trajectory can be predicted by the algorithm,and other trajectory models,such as 4 DOF and 5 DOF models,can also be incorporated into the proposed algorithm. | Zha Qicheng Rui Xiaoting Yu Hailong Zhou Qinbo | 2018 | Transactions of Nanjing University of Aeronautics and Astronautics2018,35,2: | 0 |
| 9 | Eigenvalue analysis of planar linear multibody system under conservative force based on the transfer matrix method显示文摘The linear multibody system transfer matrix method(LMSTMM)provides a powerful tool for analyzing the vibration characteristics of a mechanical system.However,the original LMSTMM cannot resolve the eigenvalues of the systems with ideal hinges(i.e.,revolute hinge,sliding hinge,spherical hinge,cylindrical hinge,etc.)or bodies under conservative forces due to the lack of the corresponding transfer matrices.This paper enables the LMSTMM to solve the eigenvalues of the planar multibody systems with ideal hinges or rigid bodies under conservative forces.For a rigid body,the transfer matrix can now consider coupling terms between forces and kinematic state perturbations.Also,conservative forces that contribute to the eigenvalues can be considered.Meanwhile,ideal hinges are introduced to LMSTMM,which enables the treatment of eigenvalues of general multibody systems using LMSTMM.Finally,the comparative analysis with ADAMS software and analytical solutions verifies the effectiveness of the proposed approach in this paper. | Jinghong Wang Xiaoting Rui Xun Wang Jianshu Zhang Qinbo Zhou Junjie Gu | 2023 | International Journal of Mechanical System Dynamics2023,3,1: | 0 |
| 10 | The first International Conference on Mechanical System Dynamics grandly convened in Nanjing,China显示文摘The first International Conference on Mechanical System Dynamics(ICMSD),a major international conference in the field of mechanical system dynamics,was held as a hybrid in‐person/virtual conference during the period August 24–27,2022,in Nanjing,China,an ancient major cultural city.More than 2000 scientists and engineering experts from more than 20 countries in Asia,Europe,America,Africa,and Oceania,including 29 members of the National Academy of Sciences/Engineering,13 presidents of international academic societies,and 15 Editors‐in‐Chief of international journals,attended the conference,as shown in Figures 1 and 2.Focusing on the theme of“Promoting Science,Technology and Industry by Mechanical System Dynamics,”the conference defines a new chapter in the development of the field of mechanical system dynamics. | Tong Zhang Qinbo Zhou Yanni Zhang | 2022 | International Journal of Mechanical System Dynamics2022,2,3: | 0 |
| 11 | Multi-componential metal intercalated graphite hybrids synthesized by co-intercalation polymerization towards highefficient microwave absorptions显示文摘Magnetic expanded graphite(EG)hybrids were synthesized by co-intercalation polymerization of aniline together with transition metal ions.Experimental results show that metal ions(Fe,Co,Ni,Cu)and even their mixtures can co-intercalate into graphite interlayers with flexibly controllable ratios and contents.Among these co-intercalation compounds,Fe/Ni-intercalated graphite with a predesigned mole ratio of 1:3 transforms into NiFe_(2)O_(4)/FeNi_(3)@EG during the annealing process.The synthesized magnetic EG hybrids present multiband microwave absorption in C and X bands due to improved impedance match as well as significantly enhanced interfacial polarization relaxation induced by multi-componential metals.The reflection values of−39.1 dB at 6.95 GHz and−25.7 dB at 9.4 GHz are achieved with an ultra-low loading of 5 wt.%.This work provides a flexible approach for tuning the components and structures of magnetic EG hybrids,which may contribute to the development of microwave absorption materials with superior performances. | Junhua Su Qinbo Ma Longkun Que Hunan Jiang Xiaoling Xu Yong Wang Yifan Guo Zuowan Zhou | 2023 | Nano Research2023,16,5: | 0 |