PPT-WP11: Improving the accuracy of aerosol light absorption determinations

PSI CNRS UU TROPOS JRC IPTA Demokritos IDAEACSIC TNO ACTRIS2 WP3 WP8 and WP11 Bologna Italy 911 october ACTRIS2 WP3 WP8 and WP11 Bologna Italy 911 O ctober 2016. Andrew Rouff and Kyle Chau. The Basics. . wavelength= (λ) . original intensity= . Ι. o . . sample slab thickness= dl. Final intensity= . I. f. ε. ’. = molar extinction coefficient. -d. I. = Cε. Aerosol (EC and OC). Theme Leader. : . Abbatt. , . UofT. (. POLAR6, . Amundsen, Alert, snow measurements); . Co-Leader. : Leaitch, EC (. POLAR6,Whistler. , Alert measurements, optical properties). Co-investigators. Gerald . Treiman. , IRB Chair. John . Stillman. , IRB Director. Maureen Brinkman, IRB Administrator. Ann Johnson, IRB Administrator. Introduction to Reporting. The Report Form is used to submit problems, events, and information to the IRB for review. . . . C. Jordan. 1. , B. Anderson. 2. , A. . Beyersdorf. 2. , . J. Dibb. 1. , M. Greenslade. 1. , R. Martin. 2. , E. Scheuer. 1. , L. Thornhill. 2. , D. Troop. 1. , E. Winstead. 2. , and L. Ziemba. 2. Properties of Light. Electromagnetic radiation. moves in waves. Electromagnetic Spectrum. Electromagnetic Spectrum. Colors & Wavelengths. COLOR. WAVELENGTH (. λ in nm). Ultraviolet. < 380. Violet. Retrieving Aerosol Absorption Properties of BL aerosols . using combined VIS-UV Retrievals. Omar Torres. NASA-GSFC. Washington, DC. June 2, 2016. Use of near UV Satellite Observations for retrieving aerosol properties. Daniel . Ren. čiuk. IBP AS CR. S1001 / 2016 - CEITEC. Contents. Brief background. Absorption spectroscopy (AS). Electronic (UV/Vis). Vibrational. (IR). Raman scattering. Emission spectroscopy. Fluorescence. Cherenkov Radiation. Photocathode. h. u. -> e-. β = . v. p. / . c. Ag Particles. Ag Arrays. Ag Films. The Problem With . Photocathodes. –. Photon Absorption Length . vs. Electron escape depth. V. . Gassenbauer. ,. J. Křivánek, K. . Bouatouch. ,. C. . Bouville. , M. . Ribardière. University of Rennes 1, France,. and. Charles University, Czech Republic. Need to compress large data set. Air Pollution and Global Warming:. History, Science, and. Solutions. . Chapter. 7: Effects of Pollution on Visibility, UV Radiation, and Colors in the Sky. . By Mark Z. Jacobson. Cambridge University . mountain sites – a . lag-autocorrelation analysis.  . Andrews, . E.. 1,2. , . Ogren. , . J.A.. 1. , . Bonasoni. , . P.. 3. , . Marinoni. , . A.. 3. , . Cuevas, . E.. 4. , . Rodríguez, . S.. 4. , Sun. of . fine particle aqueous extracts . during . CalNex. . at the . Pasadena ground site . X. Zhang . and R. J. Weber. Georgia Institute of Technology. CalNex Data Analysis Workshop. May 16-19, 2011 . Temporal, spatial and systematic patterns in aerosol properties at . Anmyeon. -do (AMY) . Dr. Elisabeth (Betsy) Andrews. NOAA/ESRL/Global Monitoring Division. Boulder, CO USA. November, 2013. Talk Outline. Lecture-2. This Photo. by Unknown Author is licensed under . CC BY. — . 2. What is Optical Absorption?. Definition : This is the phenomena when any material object takes up the light energy (photon) and alters electromagnetic energy into heat energy of the absorber..