. http://www.aua.gr/georgiou RAMAN

Raman 1928 Raman Krishnam1931 Nobel Hg, , 1953 1o Raman. 1960 Laser1970 Raman m2. 1980 1980 FT-Raman & (CCD)

Raman Stokes < 0.00001% Rayleigh

Raman Laser

Raman Stokes & Anti-StokesStokes Anti-Stokes 1 Boltzman : Anti-Stokes

Raman Raman CCl4 0 = 488 nm (20.492 cm-1). Raman (cm1)

Laser . (Reyleigh)

, , (Q= )

Rayleigh, . Stokes nti-Stokes,

Raman < 0

Raman c = , 2,99792 1010 cm/s ,h = Plank, 6,6262 10-27 erg s,L = , = ,v = , z,vo = , z, = ,k = Boltzmann, 1,3806 10-16 erg K-1 T = , . = +

Raman R = Raman, /s,IL = laser, /s, = Raman (absolute cross-section), cm2/, laser K = , = cm C = , / cm3.

CO2

Raman Raman. Raman . Raman . Raman . Raman .

Raman 0 = , cm-1, = , cm-1,k = Boltzmann, 1,3806 10-16 erg K-1, = , = , J / molecule, .

& Raman /

Raman (Dispersive) 785, 633, 532 nm

Raman 1 m : Laser

FT-Raman appertures S/N

FT-Raman

FT-Raman FT-Raman (A : , : , : , :

FT-Raman

FT-Raman Dispersive Raman

Fourier o-

. . . Raman. Raman . . 1064 nm.