Long Tieng

RLAF Long Tieng (also spelled Long Chieng, Long Cheng, or Long Chen) is a town in Longchaeng district, Xaisomboun Province. During the Laotian Civil War, it served as a military base for the Hmong Army, the airbase was operated by the Central Intelligence Agency of the United States. During this time, it was also referred to as ''Lima Site 98'' (LS 98) or ''Lima Site 20A'' (LS 20A).

At the height of its significance in the late 1960s, the "secret city" of Long Tieng maintained a population of 40,000 inhabitants, making it the second largest city in Laos at the time, although it never appeared on maps throughout this period. Provided by Wikipedia
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  1. 1
    Key technologies for 3D visualization of underground monitoring data in coal mine

    Key technologies for 3D visualization of underground monitoring data in coal mine by Long CHEN

    Published 2025-06-01
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  2. 2
    A procedure g5anchor to anchor γ 5 in Feynman diagrams for the Standard Model

    A procedure g5anchor to anchor γ 5 in Feynman diagrams for the Standard Model by Long Chen

    Published 2025-05-01
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  3. 3
    A Low-Cost Environment-Interactive Patrol Inspection System With Navigation Based on Sensor-Fusion and Robotic Arm Contact Pose Feedback

    A Low-Cost Environment-Interactive Patrol Inspection System With Navigation Based on Sensor-Fusion and Robotic Arm Contact Pose Feedback by Zhesheng Zhang, Long Chen

    Published 2025-01-01
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  4. 4
    Phase Factor Optimization for QPSK Signals Generated from MZM Based on Optical Carrier Suppression

    Phase Factor Optimization for QPSK Signals Generated from MZM Based on Optical Carrier Suppression by Jianjun Yu, Long Chen

    Published 2017-01-01
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  5. 5
    E-Commerce Enterprise Supply Chain Cost Control under the Background of Big Data

    E-Commerce Enterprise Supply Chain Cost Control under the Background of Big Data by Haijun Mao, Long Chen

    Published 2021-01-01
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  6. 6
    Eniluracil blocks AREG signalling‐induced pro‐inflammatory fibroblasts of melanoma in heart failure

    Eniluracil blocks AREG signalling‐induced pro‐inflammatory fibroblasts of melanoma in heart failure by Qin Ran, Long Chen

    Published 2025-02-01
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  7. 7
    Multi-replica provable data possession scheme supporting data dynamic updating

    Multi-replica provable data possession scheme supporting data dynamic updating by Long CHEN, Yu-zhu LUO

    Published 2014-11-01
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  8. 8
    Application of Volterra Nonlinear Compensation in 75-GHz mm-Wave Fiber-Wireless System

    Application of Volterra Nonlinear Compensation in 75-GHz mm-Wave Fiber-Wireless System by Long Chen, Jiangnan Xiao, Jianjun Yu

    Published 2017-01-01
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  9. 9
    Predictive modeling and degradation mechanisms of rubber sealing materials under stress-thermal oxidative aging for long-term sealing performance

    Predictive modeling and degradation mechanisms of rubber sealing materials under stress-thermal oxidative aging for long-term sealing performance by Long Chen, Jie Ren, Yuan Wang

    Published 2025-12-01
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  10. 10
    Stability and Performance Analysis of Single-Step FCS-MPC System Based on Regional ISS Theory

    Stability and Performance Analysis of Single-Step FCS-MPC System Based on Regional ISS Theory by Weiguang Hu, Long Chen, Zhangyi Wang

    Published 2025-05-01
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  11. 11
    Endoscopic discectomy for L4–L5 disc herniation: percutaneous endoscopic transforaminal discectomy vs. unilateral biportal endoscopic discectomy

    Endoscopic discectomy for L4–L5 disc herniation: percutaneous endoscopic transforaminal discectomy vs. unilateral biportal endoscopic discectomy by Huan Chen, Long Chen, Yu Zhang

    Published 2025-06-01
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  12. 12
    Renormalization of the pseudoscalar operator at four loops in QCD

    Renormalization of the pseudoscalar operator at four loops in QCD by Long Chen, Michał Czakon, Marco Niggetiedt

    Published 2024-12-01
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  13. 13
    An energy trade-off management strategy for hybrid ships based on event-triggered model predictive control

    An energy trade-off management strategy for hybrid ships based on event-triggered model predictive control by Diju Gao, Long Chen, Yide Wang

    Published 2024-11-01
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  14. 14
    TANS: A Tolerance-Aware Neighborhood Search Method for Workflow Scheduling with Uncertainties in Cloud Manufacturing

    TANS: A Tolerance-Aware Neighborhood Search Method for Workflow Scheduling with Uncertainties in Cloud Manufacturing by Haiyan Xu, Fanhao Ma, Long Chen

    Published 2025-05-01
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  15. 15
    Unravelling single-cell DNA replication timing dynamics using machine learning reveals heterogeneity in cancer progression

    Unravelling single-cell DNA replication timing dynamics using machine learning reveals heterogeneity in cancer progression by Joseph M. Josephides, Chun-Long Chen

    Published 2025-02-01
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  16. 16
    Investigation of enhanced membrane distillation desalination efficiency by inserting triangle-shaped turbulence promoters

    Investigation of enhanced membrane distillation desalination efficiency by inserting triangle-shaped turbulence promoters by Long Chen, Yukang Zhou, Shiji Zheng

    Published 2025-04-01
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  17. 17
    Effectiveness and Safety of Interventions for Treating Adults with Displaced Proximal Humeral Fracture: A Network Meta-Analysis and Systematic Review.

    Effectiveness and Safety of Interventions for Treating Adults with Displaced Proximal Humeral Fracture: A Network Meta-Analysis and Systematic Review. by Long Chen, Fei Xing, Zhou Xiang

    Published 2016-01-01
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  18. 18
    The application obstacles of BIM technology in green building project and its key role path analysis

    The application obstacles of BIM technology in green building project and its key role path analysis by Ge Meng, Hao Hu, Long Chen

    Published 2024-12-01
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  19. 19
    Nuclear Antigens and Auto/Alloantibody Responses: Friend or Foe in Transplant Immunology

    Nuclear Antigens and Auto/Alloantibody Responses: Friend or Foe in Transplant Immunology by Toshiaki Nakano, Chao-Long Chen, Shigeru Goto

    Published 2013-01-01
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  20. 20
    Numerical Simulation of Particle Erosion in Liquid-Solid Two-Phase Flow of Different T-Manifolds

    Numerical Simulation of Particle Erosion in Liquid-Solid Two-Phase Flow of Different T-Manifolds by JIN Long, CHEN Ji-ye, CHEN Liang

    Published 2021-01-01
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