FSU Harry Kroto 2004.

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Presentation transcript:

FSU Harry Kroto 2004

BIG U Harry Kroto 2004

The Universe is BIG Useful Numbers Harry Kroto 2004

Survey of the Universe Harry Kroto 2004

The Structure of the Universe – dimensions ly 108 1010 108 Clusters of Galaxies 102 – 103 Galaxies in a cluster 1011 Stars in a Galaxy on average 1022 Stars in total 50% Stars 50% Interstellar Matter Harry Kroto 2004

Stellar Cycles Harry Kroto 2004

Milky Way Fog

We can only see about 1/6 (ca 6000ly) of the way to the Galctic Centre due to scattering by gas and dust in the disk

21 cm Line Harry Kroto 2004

Milky Way Spiral Structure Harry Kroto 2004

G Stellar Collapse Harry Kroto 2004

Localised gravitational condensations Harry Kroto 2004

Stellar Synthesis Harry Kroto 2004

Hans Bethe

Radioastronomy - History Harry Kroto 2004

at: www.nasaimages.org/luna/servlet/detail/nasaNA...

at: www.nasaimages.org/luna/servlet/detail/nasaNA...

Spectra Interstellar Molecules Harry Kroto 2004

Interstellar Molecules Tables Gas phase interstellar and circumstellar molecules 2 Atoms 3 Atoms 4 Atoms 5 Atoms 7 Atoms H2 C2H C2H2 C4H C6H C2 CH2 l-C3H C3H2 HC5N CH HCN c-C3H H2CCC CH2CHCN CH+ HNC NH3 HCOOH CH3C2H CN HCO HNCO CH2CO CH3CHO CO HCO+ HOCO+ HC3N CH3NH2 CS HOC+ HCNH+ CH2CN c-CH2OCH2 OH N2H+ HNCS NH2CN 8 Atoms NH NH2 C3N CH2NH CH3COOH NO H2O C3O CH4 HCOOCH3 NS HCS+ H2CS SiH4 a C7H a SiC a H2S C3S C4Si a H2C6 SiO OCS HCCN C5 a HC6H a SiS N2O H3O+ HCCNC CH3C3N SiN a SO2 H2CN HNCCC 9 Atoms SO SiC2 a H2CO H2COH+ CH3C4H HC1 C2S c-SiC3 6 Atoms CH3OCH3 CP a C2O C2H4 a CH3CH2CN SO+ C3 a H2CCCC CH3CH2OH NaC1 a MgNC a CH3OH HC7N A1C1 a MgCN a CH3CN C8H KC1 a NaCN a CH3NC "e 10 Atoms A1F a HNO CH3SH CH3C4CN ? PN H3+ NH2CHO CH3COCH3 CO+ HC3HO HC9N SiH ? C5H HC11N HF ? HC3NH+ (C2H5)2O ? C5N HC4H a Interstellar Molecules Tables Harry Kroto 2004

HOCO+ Harry Kroto 2004

Interstellar Clouds Summary Harry Kroto 2004

Red Giant Spectra Harry Kroto 2004

Harry Kroto 2004

Orion Harry Kroto 2004

Orion Japanese Site

Weighing Orion Harry Kroto 2004