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Filtering by: Committee Member Nielsen, Roger Decade 1990-1999

A study of the ergonomics of emergency stop pushbuttons

Creator:

Zárate, Patricia B.

Abstract:

Emergency stop controls are essential parts of industrial machinery because they are designed to stop the operation in case of emergencies without risks to operators, equipment, products, or facilities. Current guidelines for emergency stop controls have been formulated based on experience but not on empirical studies. The main objectives of...

Resource Type:

Masters Thesis

Full Text:

. Edward McDowell, Dr. Brian Paul, and Dr. Roger Nielsen, for their valuable input and suggestions while
Petrology of the reversely zoned Mickey Pass Tuff, west-central Nevada

Creator:

Templeton, Jeffrey H.

Resource Type:

Dissertation

Full Text:

me pinpoint several key localities in the northern Gillis Range. Roger Nielsen provided his
Volcanology and petrology of the Rattlesnake Ash-Flow Tuff, eastern Oregon

Creator:

Streck, Martin J.

Abstract:

The Rattlesnake Ash-Flow Tuff erupted 7.05±0.01 Ma from the western Harney Basin, southeastern Oregon. The location of the vent area is inferred based on vent-ward increases in size of pumices, in degree of welding, and in degree of post-emplacement crystallization. Today's outcrops cover 9000 km2 and estimated original outcrop coverage...

Resource Type:

Dissertation

Full Text:

, Roger Nielsen, and John Dilles, are much appreciated. Among many people who contributed with