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January 2002 Contents


Features
   
    In the 40 years since its creation, the Niels Bohr Library has become the world center for preserving the historical record of modern physics and allied fields, and for helping people show this record to the public -- Spencer Weart
   
    By making a relativistic electron beam wiggle its way through an array of magnets, one can generate intense coherent light with wavelengths tunable from centimeters to angstroms -- William B. Colson, Erik D. Johnson, Michael J. Kelley, and H. Allan Schwettman
   
    Music offers a powerful yet accessible context for introducing the techniques and principles of the scientific method -- George N. Gibson and Ian D. Johnston
Web Departments
 
Departments
 
  Letters
   
   
   
   
  Search & Discovery
 
    Just as golfers gauge the slope of a green before holing a putt, chemists seeking to predict a reaction's outcome need to know the potential energy between reactants.
 
    A fundamental quantum effect involving the feeble interaction of light with free electrons requires intense lasers for its experimental realization. But that's just part of the story.
 
    New magnets at Lawrence Berkeley National Laboratory's Advanced Light Source have added hard x rays to the accelerator's offerings of synchrotron radiation beams.
  Issues & Events
 
    A sophisticated array of devices to detect the potential weapons of terrorism--chemical and biological agents, radioactive material, and explosives--are being developed by scientists working long hours to try to prevent future attacks.
 
    While the tank was being refilled with 50 000 tons of water, a photomultiplier tube imploded and the shock wave set off a chain reaction that left more than 7000 PMTs shattered. That, at least, is what scientists surmise happened on the morning of 12 November in Super-Kamiokande, the world's largest neutrino detector.
 
    After a year of intensive consultation within the US particle-physics community, and with colleagues worldwide, the HEPAP subpanel on long-range planning for US high-energy physics will submit its much-anticipated report at the end of this month for transmittal to the funding agencies.
 
    Just days after Dan Goldin announced he was leaving his post as NASA administrator, President Bush surprised the science community by naming Sean O'Keefe, a nonscientist, for the job.
 
    When Norman Neureiter was appointed as the first science and technology adviser to the Secretary of State in the waning days of the Clinton administration, his first priorities were to make State Department employees aware of the value of science in international relations and to convince scientists that they could contribute to the work of diplomats.
 
    After about a year as interim director of the Thomas Jefferson National Accelerator Facility in Newport News, Virginia, Christoph Leemann now holds the top job.
   
    Caltech's coffers are $600 million richer, thanks to semiconductor pioneer Gordon Moore, his wife Betty, and the foundation the couple created in 2000.
   
    In early November, 170 countries finally achieved consensus on how to cut global carbon dioxide emissions produced by humankind to 5% below their 1990 levels. The plan is part of the ongoing negotiations for implementing the 1997 Kyoto Protocol to slow down global warming.
  News Notes
    Pluto power; Gemini South telescope; Particle physics in Victoria; Planetary Society officers; Earth and space sciences jobs; Physics Today online
  Web Watch
    Wolfgang Pauli and Modern Physics; The Sound of Many Hands Clapping; The 2000 National Doctoral Program Survey
  Books
    Genesis of the Big Bang, Ralph A. Alpher and Robert Herman (reviewed by Martin O. Harwit)
    Introduction to the Replica Theory of Disordered Statistical Systems, Viktor Dotsenko (reviewed by Daniel L. Stein)
    Science, Money, and Politics: Political Triumph and Ethical Erosion, Daniel S. Greenberg (reviewed by Norman Metzger)
    Structure and Interpretation of Classical Mechanics, Gerald Jay Sussman and Jack Wisdom, with M. E. Mayer (reviewed by Scott Tremaine)
    An Introduction to Magneto-hydrodynamics, Peter A. Davidson (reviewed by Stanley A. Berger)
    Symmetry in Mechanics: A Gentle, Modern Introduction, Stephanie Frank Singer (reviewed by J. R. Dorfman)
    New Books
  New Products
  We Hear That
    MacArthur Fellows Announced
    OSA Awards Given at Fall Meeting
    AVS Taps Bonnell as New President-Elect
    OSA Vice President Elected for 2002
    In Brief
  Obituaries
    Nathan Isgur
    Michael John Murtagh
    Richard Day Deslattes
    William Wilson Mullins
    William Thomas 'Tom' Pinkston
    Sidney Siegel
  Job Opportunities

 

© 2001 American Institute of Physics

 

Cover: Decontamination foam, a cocktail made from household substances such as those found in hair conditioner and toothpaste, is demonstrated by codeveloper Maher Tadros of Sandia National Laboratories. The foam works against many chemical and biological agents, including anthrax. It can be applied as a liquid spray, mist, fog, or foam, and is harmless to humans--Tadros's suit protects him against the contaminants. For more on tools to fight terrorism, see the story on page 19. (Courtesy of Sandia National Laboratories.)
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