Emilio Segrè Visual Archives

More than 30,000 photos of scientists and their work

Los Alamos H112

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Los Alamos H112

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Image title: 
View of a self-cased hole left after drilling by a subterrene, new method of drilling
Credit line: 
Los Alamos National Laboratory, courtesy of AIP Emilio Segrè Visual Archives, Physics Today Collection

Tapping geothermal resources requires new drilling techniques. One example is an electrically heated molybdenum drill -- subterrene -- which melts rock and leaves its own casing. This photo shows the self-cased hole left after drilling by a subterrene.

Unidentified individual in photograph.

Photo date: 
circa 1976
Original format: 
1 photographic print (black and white; 9 x 6 inches)
Los Alamos National Laboratory