'Electronic transitions' diaporamas de présentation

Sources

Sources. Usually electrical to optical converters 1.Continuum sources a. Incandescent sources Blackbody sources Tungsten filament sources b. ASE ( EDFAs ) c. LEDs 2. Sources of line spectra a. Discharge lamps b. Arc lamps 3. Coherent Sources ( Lasers ) a. Solid-state lasers

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Electronic Spectroscopy

Electronic Spectroscopy. Ultraviolet (UV) and visible (vis) spectroscopy: This is the earliest method of molecular spectroscopy. A phenomenon of interaction of molecules with UV and visible lights.

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Light, Energy, & Electrons

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Physical Chemistry 2 nd Edition

Chapter 25 Electronic Spectroscopy. Physical Chemistry 2 nd Edition. Thomas Engel, Philip Reid. Objectives. Understanding of electronic transitions. Outline. The Energy of Electronic Transitions Molecular Term Symbols

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7. Optical Processes in Molecules

7. Optical Processes in Molecules. 7.1. The intensities of the spectral lines 7.2. Linewidths 7.3. The characteristics of electronic transitions 7.3.1 The vibrational structure 7.3.2 ??? * transition 7.4. The fates of electronically excited states 7.4.1 Fluorescence

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CH 103: SPECTROPHOTOMETRY THE ELECTROMAGNETIC SPECTRUM

CH 103: SPECTROPHOTOMETRY THE ELECTROMAGNETIC SPECTRUM. Electromagnetic radiation is a self-propagating wave with an electric component and a magnetic component. These 2 components oscillate at right angles to each other and are in phase with each other.

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Spectroscopic Studies of a Caged Cobalt Complex

Spectroscopic Studies of a Caged Cobalt Complex. Emma Morrison Advanced Inorganic Laboratory. The purpose of this experiment was to synthesize a caged cobalt(III) complex and compare the electronic and nuclear magnetic resonance spectra against those of the un-caged template complex.

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Respiration

Respiration.

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Chemical Ideas 6.2 What happens when radiation intracts with matter?

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FLUORESCENCE

FLUORESCENCE. Joanna Piechowska. 1. Colors of the visible spectrum 2. Absorption of UV-VIS light Types of electronic transitions in polyatomic molecules The Franck-Condon principle Terminology for Absorption Shifts 3. Fluorescence emission Perrin-Jablonski diagram

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Instrumental Chemistry

Instrumental Chemistry. Chapter 12 Atomic X-Ray Spectroscopic. Brief Summary. X-ray spectroscopy is a form of optical spectroscopy that utilizes emission , absorption , scattering , fluorescence , and diffraction of X-ray radiation. About X-Rays.

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C We have to solve the time independent problem H o ? o = E o ? o

C We have to solve the time independent problem H o ? o = E o ? o. Harry Kroto 2004. Atoms . Basically only electronic transitions . >10000 cm -1. Atoms Molecules. Basically only electronic transitions . >10000 cm -1. Atoms Molecules.

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Elements in periodic table

Elements in periodic table.

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Chapter 13 & 14

Chapter 13 & 14. CHM 411 Spring 2013 Suroviec. I. UV-Vis molecular absorption. I. Beers Law. Deviations and limitations to Beers Law:. Example.

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ULTRAVIOLET-VISIBLE SPECTROSCOPY (UV-VIS)

ULTRAVIOLET-VISIBLE SPECTROSCOPY (UV-VIS). UV-VIS. Absorbance of energy in the UV-Vis region results in the movement of an electron from the ground state to an excited state .

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Studying the Spectrochemical Series: Crystal Fields of Cr(III)

Studying the Spectrochemical Series: Crystal Fields of Cr(III). Objectives: --For a series of Cr(III) compounds calculate crystal field splitting energies using electronic spectroscopy --Find true ligand-field strength of five ligands

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ULTRAVIOLET-VISIBLE SPECTROSCOPY (UV-VIS)

ULTRAVIOLET-VISIBLE SPECTROSCOPY (UV-VIS). UV-VIS. Absorbance of energy in the UV-Vis region results in the movement of an electron from the ground state to an excited state .

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Isotopic Effects of the Electronic Transitions of Cr 3+ in Ruby (Al 2 O 3 : Cr 3+ ).

Isotopic Effects of the Electronic Transitions of Cr 3+ in Ruby (Al 2 O 3 : Cr 3+ ). Anant K. Ramdas, Purdue University, DMR 0705793.

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