Materials


Loss of Gold Plated Waveguides at 210-280 GHz

A. R. Kerr, C. Litton, G. Petencin, D. Koller, and M. Shannon

ALMA Memo 585, 10 January 2009.


Microwave Loss Reduction in Cryogenically Cooled Conductors

R. Finger & A. R. Kerr

Int J Infrared Millimeter Waves, vol. 29, no. 10, pp. 924-932, Oct. 2008.

http://springerlink.com/content/k0j72513131h1q11/fulltext.pdf


Measurements of Copper Heat Straps Near 4 K With and Without Apiezon-N Grease

A. R. Kerr and R. Groves

NRAO Electronics Division Technical Note No. 204, 2 Oct 2006.


MF-112 and MF-116: Compact Waveguide Loads and FTS Measurements at Room Temperature and 5 K

A. R. Kerr, H Moseley, E. Wollack, W. Grammer, G. Reiland, R. Henry, K.P. Stewart

National Radio Astronomy Observatory, Charlottesville VA 22903, ALMA Memo 494, 14 May 2004.


Dielectric Constant of Goretex RA7956/7957 Radome Material in the Frequency Range 1 MHz-2 THz

D. Koller, G. A. Ediss, A. R. Kerr

ALMA Memo 309, 25 May 2000.


FTS Measurements of Eccosorb MF112 at Room Temperature and 5 K from 300 GHz to 2.4 THz

G.A. Ediss, A.R. Kerr, H. Moseley, K.P. Stewart

ALMA Memo 273, 2 Sep 1999.


Surface impedance of superconductors and normal conductors in EM simulators

A. R. Kerr

MMA Memo 245, 9 Aug 1999.


A study of materials for a broadband millimeter wave quasi-optical vacuum window

A. R. Kerr, N.J. Bailey, D. E. Boyd, and N. Horner

National Radio Astronomy Observatory, Electronics Division Internal Report No. 292, 21 Aug 1992.


Strength measurements of crystalline and fused quartz wafers

N. Horner, F. Johnson, and A. R. Kerr

Electronics Division Technical Note No. 165, 24 Apr 1992.


The low temperature thermal resistance of high purity copper and bolted copper joints

A. R. Kerr and N. Horner

Electronics Division Technical Note No. 163, 30 Aug 1991.