Once over lightly
with chemical microscope
A new technique that marries an
atomic force microscope with infrared spectroscopy maps the chemical,
as well as the topographical, features of a material.
References:
Knoll, B., and F. Keilmann. 1999. Near-field probing of vibrational
absorption for chemical microscopy. Nature 399(May 13):134.
Further Readings:
1996. Virtual reality on a nanometer scale. Science News 149(Jan.
13):31.
1994. A tight squeeze for high-energy X-rays. Science News
145(Jan. 22):63.
Lipkin, R. 1996. Detector measures single molecules. Science News
149(March 30):204.
______. 1994. A material world. Science News 145(Feb. 26):136.
Peterson, I. 1997. X-ray microprobe unveils biostructures. Science
News 151(March 22):172.
______. 1995. Microtools for scaling nanomountains. Science News
147(April 1):207.
Weiss, P. 1998. Atom tinkerer's
paradise. Science News 154(Oct. 24):268.
Sources:
Lori S. Goldner
National Institute of Standards and Technology
Building 220, Room A320
100 Bureau Drive
Gaithersburg, MD 20899
Web site: http://physics.nist.gov/Divisions/Div844/facilities/nsom/nsom.html
Fritz Keilmann
Max-Planck-Institut fuer Biochemie
Abt. Molekulare Strukturbiologie
D-82152 Martinsried
Germany
Web site: http://www.biochem.mpg.de/~keilmann/
From Science
News, Vol. 155, No. 20, May 15, 1999, p. 311.
Copyright © 1999, Science Service.
