Resources
Infrared absorption in semiconductors - band gap determination (lab manual – Univ. Chicago) uses Beckmann spectrophotometer
Journal papers
Collings, P. J. (1980), "Simple measurment of the band gap in silicon and germanium," AJP 48, 197-199.
Essick, J. M. and R. T. Mather (1993), "Characterization of a bulk semiconductor's band gap via a near-absorption edge optical transmission experiment," Am. J. Phys. 61 (7), 646-9.
Fischer, C. W. (1982), "Elementary technique to measure the energy band gap and diffusion potential of pn junctions," AJP 50, 1103-5.
Kirkup, L. and F. Placido (1986), "Undergraduate experiment: determination of the band gap in germanium and silicon," AJP 54, 918-20.
Mártil, I. and G. González Diáz (1992), "Undergraduate laboratory experiment: measurement of the complex refractive index and the band gap of a thin film semiconductor," AJP 60, 83-86.
Precker, J. W. and M. A. da Silva (2002), "Experimental estimation of the band gap in silicon and germanium from the temperature-voltage curve of diode thermometers," Am. J. Phys. 70 (11), 1150-3.
Sconza, A. and G. Torzo (1994), "Spectroscopic measurement of the semiconductor energy gap," Am. J. Phys. 62 (8), 732-7.
Sukheeja, B. D. (1983), "Measurement of the band gap in silicon and germanium," AJP 51, 72.
Canivez, Y. (1983), "Quick and easy measurement of the band gap of semiconductors," EJP 4, 42-44.
Kirkup, L. and M. Nicolson (1986), "Band-gap measurements based upon the behaviour of a p-n junction," EJP 7, 49-51.
Mukaro, R., B. M. Taele, and D. Tinarwo (2006), "In situ measurement of the energy gap of a semiconductor using a microcontroller-based system," Eur. J. Phys. 27 (3), 531-8.
Sconza, A. and G. Torzo (1989), "An undergraduate laboratory expreiment for measuring the energy gap in semiconductors," EJP 10, 123-126.