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- Publications
- Influence
Organizational Determinants of Police Discretion - the Case of Drinking-Driving
- S. Mastrofski, R. Ritti, D. Hoffmaster
- Engineering
- 1987
Abstract Organizational explanations of police behavior differ in terms of the influence on street-level discretion attributed to the formal administrative apparatus. Rational and constrained… Expand
Responses of the spider Argiope aurantia to low frequency phasic and continuous vibrations
- D. Hoffmaster
- Physics
- Animal Behaviour
- 1 February 1982
Abstract I maintained female orb-weaving spiders, Argiope aurantia , in the laboratory and subjected them to low frequency phasic and continuous transverse vibrations of known frequency, amplitude,… Expand
Resource breadth in orb-weaving spiders: a tropical-temperate comparison
- D. Hoffmaster
- Biology
- 1 April 1985
On determine les dimensions de la niche ecologique de 9 Araneidae de Panama et on les compare avec celles obtenues au Texas
Surge current and electron swarm tunnel tests of thermal blanket and ground strap materials
- D. Hoffmaster, G. Inouye, J. Sellen
- Engineering
- 24 February 1977
The results are described of a series of current conduction tests with a thermal control blanket to which grounding straps have been attached. The material and the ground strap attachment procedure… Expand
- 2
Community composition and nearest neighbor relationships in orb-weaving spiders: the product of aggression?
- D. Hoffmaster
- Biology
- Behavioral Ecology and Sociobiology
- 1 April 1985
SummaryNearest-neighbor distances and species' densities were calculated for 949 individuals of 8 species of orb-weaving spiders from eight edge and meacow sites in Panama. These data were used to… Expand
Charged particle measurements on a 30-CM diameter mercury ion engine thrust beam
- J. Sellen, G. Komatsu, D. Hoffmaster, R. F. Kemp
- Chemistry
- 1 April 1974
Measurements of both thrust ions and charge exchange ions were made in the beam of a 30 centimeter diameter electron bombardment mercury ion thruster. A qualitative model is presented which describes… Expand
Very low-power power supplies
- N. Roy, D. Hoffmaster
- Computer Science
- 1 June 1977
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