Dr. Hao Liu Profile

Dr. Hao Liu

at National Univ of Defense Technology

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 13 December 2024 Paper

Depth-NLOS: surface detail reconstruction from depth information in non-line-of-sight imaging

Kang Meng, Fengchang Miao, Hao Liu

Proceedings Volume 13501, 1350109 (2024) https://doi.org/10.1117/12.3047204

KEYWORDS: Non line of sight propagation, Image restoration, Optical flow, Cameras, Single photon avalanche diodes, Relays, Reflection, Sensors, Education and training, Data hiding

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Proceedings Article | 13 December 2024 Paper

MFBF-Net: dehazing network based on multifrequency branch fusion

Fengchang Miao, Yan Zhang, Fuchen Li, Haopeng Zhao, Ziqin Xu, Pengyun Chen, Shaohui Jin, Mingliang Xu, Hao Liu

Proceedings Volume 13501, 1350103 (2024) https://doi.org/10.1117/12.3045874

KEYWORDS: Image restoration, Feature fusion, Transformers, Image processing, Convolutional neural networks, Atmospheric modeling, Image transmission

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Proceedings Article | 4 December 2024 Paper

High-quality single-pixel imaging via untrained attention network at a low sampling ratio

Guozhong Lei, Wenchang Lai, Haolong Jia, Wenhui Wang, Yan Wang, Hao Liu, Wenda Cui, Kai Han

Proceedings Volume 13283, 132832N (2024) https://doi.org/10.1117/12.3036866

KEYWORDS: Image quality, Image restoration, Signal detection, Digital micromirror devices, Reconstruction algorithms, Feature extraction, Numerical simulations, Network architectures, Sensors, Image resolution

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Proceedings Article | 27 September 2024 Paper

Passive non-line-of-sight imaging for hidden target detection

Hailu Wang, Minsun Chen, Hao Liu, Wenchang Lai, Guozhong Lei, Kai Han

Proceedings Volume 13282, 132820R (2024) https://doi.org/10.1117/12.3049350

KEYWORDS: Non line of sight propagation, Target detection, Image restoration, Object detection, Long wavelength infrared, Relays, Deep learning, Gallium nitride, Cameras, Sensors

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Proceedings Article | 30 April 2024 Paper

Active non-line-of-sight imaging through dense fog via hybrid intelligent enhancement perception system

Ziqin Xu, Yanxin Zhang, Haopeng Zhao, Fengchang Miao, Hao Liu, Shaohui Jin, Mingliang Xu

Proceedings Volume 13155, 131550G (2024) https://doi.org/10.1117/12.3015924

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Proceedings Article | 22 December 2022 Paper

Near-infrared/mid-infrared laser irradiation effects on polyethylene film

Minsun Chen, Hao Liu, Kai Han, Guomin Zhao, Wenda Cui, Changqing Song, Chuan Guo

Proceedings Volume 12459, 124591A (2022) https://doi.org/10.1117/12.2656321

KEYWORDS: Mid-IR, Laser irradiation, Composites, Laser damage threshold, Infrared lasers, Fiber lasers, Failure analysis, Transmittance, Absorption, Laser ablation

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Proceedings Article | 15 February 2022 Paper

Angular dependence of nanosecond laser-induced periodical surface structure periodicity on silicon

Lei Chen, Chuan Guo, Zelin Liu, Minsun Chen, Zhongjie Xu, Hao Liu, Guomin Zhao, Kai Han

Proceedings Volume 12166, 1216616 (2022) https://doi.org/10.1117/12.2609221

KEYWORDS: Silicon, Dielectric polarization, Pulsed laser operation, Polarization, Laser applications, Surface finishing

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Proceedings Article | 15 February 2022 Paper

Thermodynamic equilibrium state analysis of silicon plasma induced by picosecond laser

Zelin Liu, Chuan Guo, Lei Chen, Minsun Chen, Zhongjie Xu, Guomin Zhao, Hao Liu, Kai Han

Proceedings Volume 12166, 1216636 (2022) https://doi.org/10.1117/12.2616219

KEYWORDS: Plasma, Silicon, Thermodynamics, Ions, Picosecond phenomena, Laser induced breakdown spectroscopy, Semiconductor lasers, Laser applications, Laser ablation, Pulsed laser deposition

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Proceedings Article | 4 December 2020 Paper

Hundredfold surface plasmon enhancement of fluorescence from up-conversion micro-nano particles emissions

Chenyu Cui, Kai Han, Hao Liu, Minsun Chen, Wenda Cui, Changqing Song, Guomin Zhao

Proceedings Volume 11617, 116170D (2020) https://doi.org/10.1117/12.2584487

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Proceedings Article | 29 March 2019 Paper

Scaling laws of optical components during laser induced thermal damage process

Zhaokai Lou, Kai Han, Jian Chen, Hao Liu, Minsun Chen, Guomin Zhao

Proceedings Volume 11046, 110461F (2019) https://doi.org/10.1117/12.2524462

KEYWORDS: Optical components, Laser induced damage, High power lasers, Optical coatings, Continuous wave operation, Laser optics, Laser systems engineering, Laser irradiation

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Proceedings Article | 29 March 2019 Paper

500 Hz, 8 mJ Nd:YAG regenerative amplifier for laser-induced plasma

Tingting Wang, Xuyang Yu, Boning Zhu, Pingxue Li, Hao Liu

Proceedings Volume 11046, 110462F (2019) https://doi.org/10.1117/12.2522369

KEYWORDS: Plasma, Amplifiers, Picosecond phenomena, Nd:YAG lasers, Laser ablation, Laser systems engineering

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Proceedings Article | 12 December 2018 Paper

Modeling for the thermal stress damage of the optical elements induced by high energy laser

Zhaokai Lou, Kai Han, Minsun Chen, Baozhu Yan, Yi Yang, Hao Liu, Jian Chen, Xiao Li

Proceedings Volume 10847, 108470M (2018) https://doi.org/10.1117/12.2505380

KEYWORDS: Optical components, Optical coatings, Laser energy, Thermal modeling, Mirrors, High power lasers, Laser induced damage

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Proceedings Article | 12 May 2017 Paper

Temporal and spatial diagnosis of nanosecond laser ablation and laser induced plasma

Hao Liu, Xin Peng, Minsun Chen, Guomin Zhao

Proceedings Volume 10173, 101730W (2017) https://doi.org/10.1117/12.2268335

KEYWORDS: Laser ablation, Plasma, Thermodynamics, Silicon, Laser induced plasma spectroscopy, Ions, Pulsed laser operation, Shape analysis, Picosecond phenomena, Diagnostics

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Showing 5 of 13 publications

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