Peptide packs in holographic
data
Films of a peptide made up of
copies of the dye azobenzene attached to proline amino acids can be
used as a medium for storing data holographically.
References:
Rasmussen, P.H., P.S. Ramanujam, S. Hvilsted, and R.H. Berg. 1999.
A remarkably efficient azobenzene peptide for holographic information
storage. Journal of the American Chemical Society (May 11).
Further Readings:
1994. Data holograms. Science News 146(Aug. 20):127.
Berg, R.H., S. Hvilsted, and P.S. Ramanujam. 1996. Peptide oligomers
for holographic data storage. Nature 383(Oct. 10):505.
Lipkin, R. 1996. Holograms serve as guiding light for atoms. Science
News 149(April 27):263.
_____. 1995. Storing vast amounts of data in tiny spots. Science
News 147(April 22):245.
______. 1994. Storing holograms with a new polymer. Science News
146(Oct. 15):245.
Peterson, I. 1994. Crystal holography with a single beam. Science
News 145(Jan. 8):20.
Peyghambarian, N., and B. Kippelen. 1996. New stack system for records.
Nature 383(Oct. 10):481.
Wu, C. 1996. New dye adds depth to data storage. Science News
150(Sept. 7):148.
Sources:
Rolf H. Berg Risų
National Laboratory
Condensed Matter Physics and Chemistry Department
Frederiksborgvej 399
P.O. Box 49
DK-4000 Roskilde
Denmark
Web site: http://www.risoe.dk/fys/employee/robe.htm
Bernard Kippelen
University of Arizona
Optical Sciences Center
Meinel Building
1630 East University Boulevard
Tucson, AZ 85721
Web site: http://www.optics.Arizona.EDU/Faculty/kippelen.htm
Palle H. Rasmussen
Risų National Laboratory
Condensed Matter Physics and Chemistry Department
Frederiksborgvej 399
P.O. Box 49
DK-4000 Roskilde
Denmark
Glenn T. Sincerbox
University of Arizona
Optical Sciences Center
Meinel Building
1630 East University Boulevard
Tucson, AZ 85721
Web site: http://www.optics.Arizona.EDU/Faculty/sincerbo.htm
From Science
News, Vol. 155, No. 21, May 22, 1999, p. 326.
Copyright © 1999, Science Service.
