Diamond Detectors for Ionizing Radiation - HEPHY

APPENDIX A. ABBREVIATIONS AND SYMBOLS 59
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Abbreviation Meaning (explanation)
SEM
SNR
SPS
UV
Scanning electron microscopy
Signal-to-noise ratio
Super Proton Synchrotron (CERN accelerator)
Ultra-violet (light)
This list denes the symbols used for variables and constants.
Symbol Denition Units or Value
()
Speed relative toc
Correction term
Relative dielectric constant
0 Dielectric constant 8:85 10 ,12 AsV ,1 m ,1
(1 , 2 ) ,1=2
Wavelength nm
e;h Electron, hole mobilities cm 2 V ,1 s ,1
Flux particles cm ,2 s ,1
Mass density gcm ,3
c Resistivity cm
Standard deviation any unit
T Thermal conductivity Wcm ,1 K ,1
e;h Electron, hole lifetimes s
A Atomic mass g mol ,1
Amplier gain
A e Equivalent area cm 2
a F Noise gure dB
C Capacitance F
c Speed of light invacuum 3:00 10 10 cm s ,1
C cal Calibration constant e ADC ,1
cce Charge collection eciency
D Thickness of a diamond sample cm
d c Charge collection distance cm
dE=dx Energy loss per unit length eV cm ,1
E Electric eld strength Vcm ,1
Energy
eV
e Elementary charge 1:60 10 ,19 As
Base of the natural logarithm 2.72
E g Band gap eV
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