Dynamic Behavior Analysis of Touchdown Process in Active Magnetic Bearing System Based on a Machine Learning Method by Zhe Sun, Xunshi Yan, Jingjing Zhao, Xiao Kang, Guojun Yang, Zhengang Shi

“…Research on the dynamic behavior during the touchdown process is crucial for analyzing the severity of the touchdown. …”
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O Serogroup-Specific Touchdown-Multiplex Polymerase Chain Reaction for Detection and Identification of Vibrio cholerae O1, O139, and Non-O1/Non-O139 by Adisak Bhumiratana, Achiraya Siriphap, Nutsarin Khamsuwan, Jednipit Borthong, Kaknokrat Chonsin, Orasa Sutheinkul

“…A novel, sensitive locus-specific touchdown-multiplex polymerase chain reaction (TMPCR), which is based on two-stage amplification pertaining to multiplex PCR and conditional touchdown strategy, was used in detecting and differentiating Vibrio cholerae serogroups. …”
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Hip Abduction Strength: Relationship to Trunk and Lower Extremity Motion During A Single-Leg Step-Down Task in Professional Baseball Players by M. Christopher Zipser, Hillary A Plummer, Nathan Kindstrand, Johnathan C Sum, Bernard Li, Lori A Michener

“…Video cameras captured the SLSD, with participants standing on one leg while lowering their contralateral heel to touchdown on the floor from a 0.203m (8in.) step. Trunk lean, trunk flexion, pelvic drop, knee valgus, and hip flexion were measured using Dartfish at heel touchdown. …”
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Dynamic Imbalance Analysis and Stability Control of Galloping Gait for a Passive Quadruped Robot by Chunlei Wang, Ting Zhang, Xiaohui Wei, Yongjun Long, Shigang Wang

“…Through analyzing the influence of the touchdown angle of the rear leg on the posture of the trunk during the flight phase, the stability criterion is concluded: the closer are the two moments which are the zero time of the pitching angle and the peak time of the center of mass, the better is the stability of the trunk posture during the flight phase. …”
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Research on Impact Process of Lander Footpad against Simulant Lunar Soils by Bo Huang, Zhujin Jiang, Peng Lin, Daosheng Ling

“…The safe landing of a Moon lander and the performance of the precise instruments it carries may be affected by too heavy impact on touchdown. Accordingly, landing characteristics have become an important research focus. …”
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Ganciclovir Resistance-Linked Mutations in the HCMV <i>UL97</i> Gene: Sanger Sequencing Analysis in Samples from Transplant Recipients at a Tertiary Hospital in Southern Brazil by Anna Caroline Avila da Rocha, Grazielle Motta Rodrigues, Alessandra Helena da Silva Hellwig, Dariane Castro Pereira, Fabiana Caroline Zempulski Volpato, Afonso Luís Barth, Fernanda de-Paris

“…<b>Methods:</b> A nested-PCR approach combined with a touchdown PCR method was employed to enhance the sensitivity and specificity of the sequencing analysis. …”
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Autonomous Emergency Gliding Landing Guidance and Control of Tilt-Wing Electric Vertical Take-Off and Landing for Urban Air Mobility Missions Using Control Barrier Functions by Liqun Ma, Yangchen Ding, Jianzhong Yang

“…We illustrate the framework’s effectiveness through simulations, demonstrating its ability to guide eVTOLs to safe touchdowns despite power loss or other emergencies. …”
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