Queen Magazine Harry Kroto 2004.

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Presentation transcript:

Queen Magazine Harry Kroto 2004

Absorption Spectrum of the Hydrogen Atom 400 500 600 700 800 900 nm Absorption Spectrum of the Hydrogen Atom gif - www.kolumbus.fi/michael.fletcher/vega_pre.gif

n Absorption m

at: www.mwit.ac.th/.../hbase/phyopt/grating.html

n Emission m

The Rosette Nebula as seen in Hydrogen-alpha light The Rosette Nebula as seen in Hydrogen-alpha light. Nick Wright (UCL) and the IPHAS

Harry Kroto 2004

www.astronet.ru/db/xware/msg/1226456

www.solarobserving.com/pics/hydrogen-spectra.jpg

www.solarobserving.com/pics/hydrogen-spectra.jpg

Beer Lambert law I= Io e-l

Beer Lambert law I= Io e-l  is the absorption coefficient

Beer Lambert law I= Io e-l  is the absorption coefficient  = (83/3hc)n em 2 (Nm-Nn)(o-)

Fermi’s Golden Rule  = (4/3ħc) n em2  (Nm-Nn) (o-) Harry Kroto 2004

Fermi’s Golden Rule  = (4/3ħc) n em2  (Nm-Nn) (o-) 1 Harry Kroto 2004

Fermi’s Golden Rule  = (4/3ħc) n em2  (Nm-Nn) (o-) 1 2 1 2 Harry Kroto 2004

Fermi’s Golden Rule  = (4/3ħc) n em2  (Nm-Nn) (o-) 1 2 3 1 2 3 Harry Kroto 2004

Fermi’s Golden Rule  = (4/3ħc) n em2  (Nm-Nn) (o-) 1 2 3 4 Harry Kroto 2004

- + μ = er

- - +

Absorption Spectrum of the Hydrogen Atom 400 500 600 700 800 900 nm Absorption Spectrum of the Hydrogen Atom gif - www.kolumbus.fi/michael.fletcher/vega_pre.gif