搜索结果: 1-15 共查到“工学 P wave”相关记录232条 . 查询时间(0.062 秒)
Gravitational-wave detectors start next observing run to explore the secrets of the universe（图）
引力波探测器 引力波 宇宙观测
2023/6/9
The following article is adapted from a press release issued by the Laser Interferometer Gravitational-wave Observatory (LIGO) Laboratory, in collaboration with the LIGO Scientific Collaboration and V...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：A two-stage physics-informed neural network method based on conserved quantities and applications in localized wave solutions
守恒量 两阶段物理信息 神经网络方法 局部波解
2023/5/5
With the advantages of fast calculating speed and high precision, the physics-informed neural network method opens up a new approach for numerically solving nonlinear partial differential equations. B...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：The long wave approximation of the Green-Naghdi equations with the Coriolis effect
格林-纳格迪方程 长波近似 科里奥利效应
2023/5/8
This talk study the long wave asymptotic behavior of Green-Naghdi equations, which could be used to describe the propagation of long-crested shallow-water waves in the equatorial ocean regions with th...
光电信息大讲堂第211期：Silicon-Based Mm-Wave Circuit Techniques for Communication and Radar
毫米波芯片 硅基工艺 通信芯片
2023/4/17
毫米波具有丰富的频率资源，已逐步应用于高速通信和高精度雷达等领域。但由于硅基工艺本身的限制，采用硅基工艺实现毫米波芯片面临巨大的技术挑战。本报告讨论了硅基毫米波芯片技术的发展以及所面临的技术挑战，介绍了本课题组在解决宽带收发链路、高精度毫米波信号源和相控阵等方面的工作，并简要介绍了本课题组开发的毫米波雷达与通信芯片。
研究了基于UG/WAVE技术的无人战车自顶向下的设计建模方法。在考虑无人战车功能、结构、部件装配等特点，对无人战车进行部件分解的基础上，结合每个部件外形轮廓特征，应用UG/WAVE技术生成总体控制模型，进而实现了无人战车基于各级控制结构的自顶向下的零部件结构关联设计。
ASSESSMENT OF SEASONAL VARIABILITY FOR WIND SPEED AND SIGNIFICANT WAVE HEIGHT USING SATELLITE ALTIMETER OVER MALAYSIAN SEAS
Wind speed significant wave height Seasonal variations Satellite Altimeter Radar Altimeter Database System Monsoons
2018/11/9
Malaysia is located in the equatorial region and experienced climate hot, humid and rainy throughout the year. These have brought four monsoon seasons to Malaysia which can be categorised as Northeast...
WAVELET FUSION FOR CONCEALED OBJECT DETECTION USING PASSIVE MILLIMETER WAVE SEQUENCE IMAGES
passive millimeter wave sequence images sum of squared difference wavelet fusion concealed object detection
2018/5/11
PMMW imaging system can create interpretable imagery on the objects concealed under clothing, which gives the great advantage to the security check system. Paper addresses wavelet fusion to detect con...
NUMERICAL SIMULATION AND EXPERIMENTAL VALIDATION OF WAVE PATTERN INDUCED COORDINATE ERRORS IN AIRBORNE LIDAR BATHYMETRY
Airborne LiDAR bathymetry multimedia photogrammetry refraction wave pattern accuracy analysis
2018/6/5
Airborne LiDAR bathymetry (ALB) requires a refraction correction on the basis of Snell’s law at the air-water interface and a speedof- light correction to be applied on the raw laser data in order to ...
THE EXTENT OF AGRICULTURAL LAND DAMAGE IN VARIOUS TSUNAMI WAVE HEIGHT SCENARIOS: DISASTER MANAGEMENT AND MITIGATION
Tsunami, Run-up Modelling, Remote Sensing, Risk Management and Mitigation
2018/4/18
The southern coastal areas of Java are highly vulnerable areas of earthquake hazard because they located 200 km from the southern Java subduction zone. This zone is an active seismicity area, re...
Transparent Solar Technology Represents 'Wave Of The Future'（图）
Transparent Solar Technology Represents Wave Of The Future
2017/10/26
See-through solar materials that can be applied to windows represent a massive source of untapped energy and could harvest as much power as bigger, bulkier rooftop solar units, scientists report today...
2017 SPIE 毫米波和太赫兹传感器和技术专题会议（Millimetre Wave and Terahertz Sensors and Technology）
2017 SPIE 毫米波 太赫兹 传感器 技术 专题会议
2017/5/23
The conference provides a technical forum for increased awareness of novel sensor architectures, enabling component technologies, signal and image processing, phenomenology and applications over the b...
2017 SPIE 毫米波和太赫兹传感器和技术专题会议（Millimetre Wave and Terahertz Sensors and Technology）
2017 SPIE 毫米波 太赫兹 传感器 技术 专题会议
2017/4/25
The conference provides a technical forum for increased awareness of novel sensor architectures, enabling component technologies, signal and image processing, phenomenology and applications over the b...
Fifth International Symposium on Explosion, Shock wave and High-strain-rate Phenomena
deflagration detonation
2016/7/19
The objective of the triennial international ESHP conferences is to create a forum where people involved inscientific research or industrial applications related to explosion, shock waves and high-str...
LATERAL FLOODING ASSOCIATED TO WAVE FLOOD GENERATION ON RIVER SURFACE
Floods simulations LiDAR
2016/7/8
This research provides a wave flood simulation using a high resolution LiDAR Digital Terrain Model. The simulation is based on the generation of waves of different amplitudes that modify the river lev...
TSUNAMI LEAD WAVE RECONSTRUCTION BASED ON NOISY SEA SURFACE HEIGHT MEASUREMENTS
Tsunami lead wave reconstruction Wavelet theory Sea surface height measurement GNSS reflectometry
2016/7/5
This paper presents a Tsunami lead wave reconstruction method using noisy sea surface height (SSH) measurements such as observed by a satellite-carried GNSS reflectometry (GNSS-R) sensor. It is propos...