He

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Species data
Common Formula He
Stoichiometric Formula He
Name Helium atom
Mass   4.00260 a.m.u
Charge   0
CAS   7440-59-7
Inchi InChI=1S/He
InchiKey SWQJXJOGLNCZEY-UHFFFAOYSA-N
State Ground State
Electronic state

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KIDA He

ISM Abundance  
log10 Abundance Reference Source Name Source Type Link
Polarizability  
Definition: total
Value 3): 0.20505 ±3.0E-6
Method: Reviews and Evaluations
Origin: Bibliography
Reference: Schwerdtfeger, Peter et al. ;2019;Molecular Physics;117, 1200-1225
Definition: total
Value 3): 0.20495
Method: Calculations
Origin: Bibliography
Reference: Lide, D. R.. ;2001;
Dipole moment  
Value (D): 0
Method: N/A
Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE
Reference:
Enthalpy of formation  
T (K): 0
Value (kJ.mol-1) : 0
Method: Reviews and Evaluations
Origin: Other database
Reference:
T (K): 298
Value (kJ.mol-1) : 0
Method: Reviews and Evaluations
Origin: Other database
Reference:
T (K): 298
Value (kJ.mol-1) : 0
Method: N/A
Origin: Other database
Reference:
T (K): 0
Value (kJ.mol-1) : 0
Method: N/A
Origin: Other database
Reference:
Desorption energy  
Emean (K): 100
E min (K): 0
E max (K): 0
Pre-exponential factor (s-1): 0.00E+0
Method: Estimation
Origin: Other database
Reference:
Type of surface: H2O
Description: This binding energy was listed in the original OSU gas-grain code from Eric Herbst group in 2006. The pre-exponential factor is not given. It can be computed using the formula given in Hasegawa et al. (1992).
Evaluation:  
Diffusion energy  
No data