AT 652 -- Atmospheric Remote Sensing
2013 Lectures
- Introduction
- Course detail, objectives and outline
- Satellite platforms
- Inversion theory (brief overview)
- General reference material
- Lecture Material: lecture1
- Basic properties of electromagnetic radiation
- Electromagnetic spectrum
- Propagation
- Polarization
- Radiance and Brightness Temperature
- Blackbody Emission
- Examples: MISR, Sea-Ice
- Lecture Material: lecture2
- Molecular (Gas) absorption
- Atmospheric Composition Overview
- Absorption Spectra from UV to Microwave
- Absorption physics: molecule geometry, dipole moments, transition types
- Line absorption & pressure broadening
- Pressure Broadening
- Gas measurements from TCCON (solar extinction)
- Gas measurements form ACE (solar occultation)
- The OCO design
- Lecture Material: lecture3.pdf
- Optimal Estimation
- Combination of Measurements
- Covariance Matrices
- Solution for a problem linear in its parameters
- Iterative Solution for a general nonlinear problem
- a posteriori errors
- Definition of the A-matrix (averaging kernel)
- Lecture Material optimal_estimation
- Remote Sensing by thermal emission
- RT equation for pure emission (no scattering)
- Emission spectra (IR)
- Upwelling & downwelling weighting functions
- SST "Split Window" measurement
- Upper Tropospheric Humidity sensing
- AIRS temperature & humidity sounding
- Gas weighting functions and averaging kernels
- Remote sensing of cloud top temperture & height: CO2 Slicing
- Passive microwave remote sensing: water vapor, cloud water, surface wind speed
- Lecture Material: lecture4.pdf
- Excursis: NASA Satellite Data
- NASA vs. NOAA/DoD
- NASA structure & earth system research
- The Decadal Survey for earth science
- NASA data centers
- Data Processing Levels
- HDF format, HDFView
- The Giovanni Web Interface
- Lecture Material: NASA Lecture
- Particle Scattering
- Single Dipole Scattering
- Rayleigh Scattering & polarization
- Mutiple Dipole Scattering
- Phase Function
- Particle Extinction, Extinction Paradox
- Example: Cloud Optical Depth
- Example: Aerosol remote sensing from MODIS
- Lecture Material: lecture6
- Active sensing
- Radar and lidar equations
- Range resolution and scanning
- Incoherent sensing: backscatter, polarization, attenuation
- Dual-polarization Radar
- DIAL
- Doppler systems: radar, lidar and wind profilers
- Lecture Material, Part a: lecture8a.pdf
- Lecture Material, Part b: lecture8b.pdf
- NOAA Powerpoint on Dual-Pol Radar benefits: Dual_pol_webinar_FINAL.pptx
- Additional documents
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