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Element Holmium Ho 67  •  Periodic table  •  Listview  •  References
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Properties
IonizationPotential: 48566.7 cm-1   (6.0215 eV)
Series: Lanthanide 
MeltingPoint: 1474. °C
BoilingPoint: 2700. °C
AtomicWeight: 164.93032 g/mol
Yields: CERN TRIUMF
Maximum Efficiency: 3-5%

Ionization Scheme (1) Ho_405.5_818.8_837.8A     .pdf export test
Created by Sebastian Rothe
Level Energy
(cm-1)
Configuration Wavelength,
vac. (nm)
Energy
(cm-1)
Transition
strength (s-1)
Notes
E0 0 4f11 6s2 4Io J=15/2      
      405.502 24660.8 1.6e8 SHG (810.104 nm)
E1 24660.8 4f11 6s6p(1Po1) (15/2,1) J=15/2      
      818.802 12212.96
E2 36873.76 4f11 6s 7s (13/2,1)o J=13/2      
      837.841 11935.439
IP 48566.7        
AI. 48809.2 4Io15/2 6s (15/2,1/2)*8      

Efficiency: 28.7 %

Used at: Mainz

Lasers used: Ti:sapphire

Used: offline

Reference: T. Gottwald and J. Lassen and Y. Liu and C. Mattolat and S. Raeder and K. Wendt, "Laser Resonance Ionization Spectroscopy of the Lanthanides Tb, Dy and Ho as Homologues to Actinides and Super Heavy Elements", AIP Conference Proceedings, 2009

Notes: Data taken from Mainz database

Efficiency at Oak Ridge: 40 %
Efficiency measured at Mainz with ISOLDE ionizer: 28.7%

Updated: 02.12.2014 by Valentin Fedosseev

Ionization Scheme (2) Ho_592.3_572.6_627.1A     .pdf export test
Created by Valentin Fedosseev
Level Energy
(cm-1)
Configuration Wavelength,
vac. (nm)
Energy
(cm-1)
Transition
strength (s-1)
Notes
E0 0 4f11 6s2 4Io J=15/2      
      592.337 16882.28
E1 16882.28 4f11 6s6p(3Po2) (15/2,1) J=15/2      
      572.616 17463.72
E2 34346      
      627.077 15947.005
IP 48566.7        
AI. 50293      

Efficiency: 3-5%

Used at: PNPI, ISRAS

Lasers used: Dye, CVL

Used: online

Reference: "G.D. Alkhazov, L.Kh. Batist, A.A. Bykov, V.D. Vitman, V.S. Letokhov, V.I. Mishin, S.K. Sekatsky, V.N. Fedoseyev", "Application of a high efficiency selective laser ion source at the IRIS facility", Nuclear Instruments and Methods in Physics Research, A306, pp. 400-402, 1991

Notes:

Updated: 05.12.2014 by Valentin Fedosseev


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