NSM Archive - Boron Nitride (BN) - Band structure

BN - Boron Nitride

Band structure and carrier concentration

Basic Parameters
for Zinc Blende crystal structure
for Hexagonal crystal structure
for Wurtzite crystal structure
Band structure
for Zinc Blende crystal structure
for Hexagonal crystal structure
for Wurtzite crystal structure
Effective Density of States in the Conduction and Valence Band
Dependence on Hydrostatic Pressure
Effective Masses and Density of States
Donors and Acceptors

Basic Parameters for Zinc Blende crystal structure

    Remarks Referens
Energy gaps, Eg
 6.1...6.4 eV 300 K Rumyantsev et al. (2001)
Energy gaps, Eg ind
G15v-X1c		 6.4(5) eV 300 K, UV absorption;
other data in range 6...8eV		 Chrenko (1974)
  6.99 eV
8.6 eV		 calculated, Band structure
calculated, Band structure		 Huang & Ching (1985)
Prasad & Dubey (1984)
Energy gaps, Eg dir
G15v-G1c		 14.5 eV
10.86 eV
9.94 eV		 300 K, reflecsivity
calculated, Band structure
calculated, Band structure 		Philipp & Taft (1962)
Prasad & Dubey (1984)
Huang & Ching (1985)
Electron affinity 4.5 eV 300 K Rumyantsev et al. (2001)
Conduction band      
Energy separation EG 8.5-10 eV 300 K Rumyantsev et al. (2001)
Energy separation EL >12 eV 300 K  
Effective conduction banddensity of states 2.1·1019 cm-3 300 K  
Effective valence banddensity of states 2.6·1019 cm-3 300 K  

Basic Parameters for Hexagonal crystal structure

    Remarks Referens
Energy gaps, Eg 5.2(2) eV
3.2...5.8 eV		 300 K, reflectance
range of experimental data
temperature dependence of resistivity 		Hoffmann et al. (1984)
  4.0...5.8 eV 300 K Rumyantsev et al. (2001)
Energy gaps, Eg dir 7.1 eV
   Carpenter & Kirby (1982)
Electron affinity 4.5 eV 300 K Rumyantsev et al. (2001)
    Remarks Referens
Conduction band      
Energy separation EG 9 eV 300 K Rumyantsev et al. (2001)
Energy separation EM >12 eV 300 K  
Energy separation EL 10 eV 300 K  
Energy separation EA 10 eV 300 K  
Effective conduction banddensity of states 2.1x1019 cm-3 300 K  
Effective valence banddensity of states 2.1x1019 cm-3 300 K  

Basic Parameters for Wurtzite, Zinc Blende & Hexagonal crystal structure at 300