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Nov 23, 2022 263 likes •362 views

Temperature measurements using Rayleigh Lidar Required pure molecular scattering Density and pressure are relative measurements Temperature is absolute r ( z ) = f ( N ( z ) dP ( z ) = - g ( z ) r ( z ) dz T ( z ) = MP ( z ) R r

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Temperature measurements using Rayleigh Lidar

Required pure molecular

scattering

Density and pressure are

relative measurements

Temperature is absolute

r(z) = f (N(z) dP(z) = -g(z)r(z)dz T(z) = MP(z) Rr(z) T(z) = M R gr(z')dz'

å

r(z) = Mg(z) R N(z')dz'

z top

å

N(z)

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Temperature profile evolution during one night

(21° 55°

!Consecutive!lidar!temperature!profiles!at!Maïdo!Observatory!on!21!November!2013.! profile!is!integrated!during!15!minutes.!A!5!K!shift!is!applied!between!two!consecutive!pro

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NDACC Morgane campaign

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Temperature anomaly: gravity wave propagation

K K

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