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A THREE-DIMENSIONAL AEROSOL VARIATIONAL DATA ASSIMILATION SYSTEM FOR AIRCRAFT AND SURFACE OBSERVATIONS
Data assimilation WRF/Chem Aerosol Aircraft
2018/5/16
A three-dimensional variational data assimilation system is implemented within the Weather Research and Forecasting/Chemistry model, and the control variables consist of eight species of the Model for...
OIL SPILL AISA+ HYPERSPECTRAL DATA DETECTION BASED ON DIFFERENT SEA SURFACE GLINT SUPPRESSION METHODS
Oil Spill Detection Hyperspectral Data Glint Suppression Wavelet Transform Enhanced Lee Filter
2018/5/16
The marine oil spill is a sudden event, and the airborne hyperspectral means to detect the oil spill is an important part of the rapid response. Sun glint, the specular reflection of sun light from wa...
STOCHASTIC SURFACE MESH RECONSTRUCTION
TLS point cloud point error model error ellipsoid variance-covariance propagation surface triangulation
2018/6/4
A generic and practical methodology is presented for 3D surface mesh reconstruction from the terrestrial laser scanner (TLS) derived point clouds. It has two main steps. The first step deals with deve...
上海大学理学院本科生顾宏安作为第一作者撰写的学术论文被SCI期刊《Applied Surface Science》接收发表（图）
上海大学理学院 本科生 顾宏安 学术论文 SCI期刊 Applied Surface Science 激光诱导材料 激光加工
2017/7/11
近日，理学院物理系戴晔副教授指导的物理系本科生顾宏安（男）作为第一作者的论文《扫描速度对于碲镉汞表面自组织周期性结构的》（“Effect of scanning velocity on femtosecond laser-induced periodic surface structures on HgCdTe crystal”）被SCI期刊《Applied Surface Science》（20...
AUTOMATIC MULTI-VIEW TEXTURE MAPPING OF 3D SURFACE PROJECTIONS
Automation Heritage Conservation Laser Scanning Orthorectification Texture
2015/10/8
Texture-mapping in close-range photogrammetry focuses mostly on the generation of large-scale projections of 3D surfaces, the most
common instance being that of orthoimaging. Today, photogrammetry i...
Automatic break-line detection from laserscanner data using surface flatness
Spatial Information Sciences Automation Cultural Heritage Extraction
2015/8/25
Recently, a laser scanner has been receiving more attention as a useful tool for real-time 3D data acquisition, and various applications such as city modelling, DTM generation and 3D modelling of cult...
Spatial control of surface plasmon polariton excitation at planar metal surface
Surface plasmons Thin films Phase modulation Spatial light modulators
2015/8/6
We illustrate that the surface plasmon polariton (SPP) excitation through the prism coupling method is fundamentally limited by destructive interference of spatial light components. We propose that th...
Graphene surface plasmons at the near-infrared optical regime
Graphene surface plasmons near-infrared optical regime
2015/8/6
Graphene has been identified as an emerging horizon for a nanoscale photonic platform because the Fermi level of intrinsic graphene can be engineered to support surface plasmons (SPs). The current sol...
A comparison of semiglobal and local dense matching algorithms for surface reconstruction
DSM Accuracy Matching Reconstruction Comparison Algorithms
2014/7/30
Encouraged by the growing interest in automatic 3D image-based reconstruction, the development and improvement of robust stereo matching techniques is one of the most investigated research topic of th...
Near-infrared surface plasmon polariton dispersion control with hyperbolic metamaterials
Surface plasmons Metamaterials
2015/8/7
We demonstrate experimentally signatures and dispersion control of surface plasmon polaritons from 1 to 1.8 μm using periodic multilayer metallo-dielectric hyperbolic metamaterials. The fabricated str...
STREET REGION DETECTION FROM NORMALIZED DIGITAL SURFACE MODEL AND LASER DATA INTENSITY IMAGE
Street region detection laser scanner data normalized Digital Surface Model intensity image image processing techniques
2014/5/8
The urban road network extraction process can be simplified by firstly detecting regions corresponding to streets, allowing a substantial reduction of the search area. As a result, the extraction proc...
Enhancement in Light Extraction Efficiency of GaN-Based Light-Emitting Diodes Using Double Dielectric Surface Passivation
GaN Light-Emitting Diode (LED) Al2O3 PEALD Passivation Double Dielectric Stack Layer
2013/1/30
SiO2Al2O3 double dielectric stack layer was deposited on the surface of the GaN-based light-emitting diode (LED). The double dielectric stack layer enhances both the electrical characteristics and the...
Stability of Nonlinear Te Surface Waves along the Boundary of Left-Handed Material
Nonlinear Waves Wave-Guides Dispersion Relation Left-Handed Material Growth Rate Stability
2013/1/30
This paper is concerned with the stability characteristics of nonlinear surface waves propagating along a left-handed substrate (LHM) and a non-linear dielectric cover. These characteristics have been...
Characterization of the Optical Properties of Heavy Metal Ions Using Surface Plasmon Resonance Technique
Surface Plasmon Resonance Optical Propertie Heavy Metal Ions
2013/1/30
The aim of this research is to characterize the optical properties of heavy metal ions (Hg2+, Cu2+, Pb2+ and Zn2+) using surface plasmon resonance (SPR) technique. Glass cover slips, used as substrate...
Temperature dependence of surface phonon polaritons from a quartz grating
Temperature dependence surface phonon polaritons quartz grating
2015/8/10
We report the temperature dependence of the surface phonon polariton (SPhP) spectra of a-SiO2(quartz), propagated to the far-field by a grating, in the temperature range between 300 K and 800 K....