Zobrazeno 1 - 6
of 6
pro vyhledávání: '"L J Christensen"'
Publikováno v:
Review of Scientific Instruments. 38:20-23
X‐ray production by proton bombardment was used to determine the surface density of thin films of Al, Cu, and Yb. This was accomplished by comparison at a number of thicknesses with known films. In addition, the x‐ray yield for Al was compared wi
Publikováno v:
Physical Review. 130:312-319
Publikováno v:
Journal of Milk and Food Technology. 30:103-111
Summary Continuing problems with post-pasteurization contamination of milk and cream have stimulated dairy plants to undertake intensive programs to improve sanitation practices. Sources of contamination such as air, water, containers, fillers, pumps
Publikováno v:
Journal of Milk and Food Technology. 27:69-75
Summary A study was made showing relationship between post-pasteurization contamination of milk and cream and increase in bacterial count of bottled and paper carton products during storage at 45 F for 5 days. A survey indicated extensive post-pasteu
Autor:
L. J. Christensen, E. J. Zaharis
Publikováno v:
Review of Scientific Instruments. 37:1571-1573
A duoplasmatron ion source capable of producing about 12 mA of hydrogen ions has been constructed and tested. The source uses ferrite permanent magnets and a low voltage, Pierce type extraction lens system.