Hall Effect

Methods FMF, Fiederle

Hall Effect	Model:	FMF model
	Unit and Room:	FMF, 3rd floor, R. 03006
	Responsible:	Dr. M. Fiederle
Physical Properties, Electrical measurements	Further information:	www.fmf.uni-freiburg.de/service/ servicegruppen/sg_matchar/chat/
Short Description: Measurements of resistivity, carrier concentration and carrier mobility of solid state samples		Picture of the Equipment
Available Experiments/Techniques: - Mappings of resisitivity for samples up to 100 mm diameter - Measurements of resitivities from 10⁵ Ohmcm up to 10¹² Ohmcm - Probe station for vacuum and inert gas
Special Equipment: Temperature controlling (4 K up to 350 K) Bias voltages up to 1100 V Measurements for very low currents (fA) and low voltage (µV) Measurements of high resistivity samples up to 10¹² Ohmcm
Measurements on the equipment are currently done by:		Students after extensive training Trained scientific service personal
Recent Publications, where this instrument was important (citation):
Typical problems that may be solved with this instrument:		-Measurements of resistivity. charge carrier concentration and charge carrier mobility -Indentifcation of impurities and defects

Hall Effect (this page as a pdf file)