Si+

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Species data

Common Formula	Si+
Stoichiometric Formula	Si+
Name	Silicon cation
Mass	27.97638 a.m.u
Charge	1
CAS	14067-07-3
Inchi	InChI=1S/Si/q+1
InchiKey	FSLGCYNKXXIWGJ-UHFFFAOYSA-N
State	Ground State

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KIDA Si+

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	2.145	Calculations	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Definition: total Value (Å³): 2.145 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Dipole moment

Evaluation	Value (D)	Method	Origin	Reference
	0	N/A	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Value (D): 0 Method: N/A Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Enthalpy of formation

Evaluation	T (K)	Value (kJ.mol^-1)	Method	Origin	Reference
	0	1232.185	Reviews and Evaluations	Database : Burcat
	298	1242.5	Reviews and Evaluations	Database : Burcat
	298	163.44	Calculations	Database : CCCBDB (http://cccbdb.nist.gov/)

T (K): 0 Value (kJ.mol^-1) : 1232.185 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 1242.5 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 163.44 Method: Calculations Origin: Other database Reference:

Desorption energy

No data

Diffusion energy

No data