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March 2004

Volume 57, Issue 3

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New Frontiers in Quantum Information With Atoms and Ions

J. Ignacio Cirac and Peter Zoller
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Both the precision control of trapped‐ion systems and very large samples of cold neutral atoms are opening important new possibilities for quantum computation and simulation.
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The Cosmological Constant Problem

Thomas Banks
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Quantum gravity may force theoretical physicists to rethink one of the great conundrums in modern physics.

Strongly Correlated Materials: Insights From Dynamical Mean‐Field Theory

Gabriel Kotliar and Dieter Vollhardt
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Materials with correlated electrons exhibit some of the most intriguing phenomena in condensed matter physics. A new theoretical framework is now allowing theorists to calculate the electronic structure of these materials, which can exist in a rich variety of phases.
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Physics Update

Mark Wilson, Ben Stein, and Phil Schewe
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Gender Disparity in Physics: A Multifaceted Challenge

Chris Paulse, John McNabb, Rebecca Barthelmie, and Barbara L. Whitten
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More on the Value of Ronald Richter's Work

Santos Mayo and Friedwardt Winterberg
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Somewhere Under the Rainbow

Chuck Adler, Mikolaj “Mik” Sawicki, and E. Blaise Saccocio
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Causes and Correlations of Master's Degree Statistics

Laurette Tuckerman and Rachel Ivie
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An Observation on Hofstadter's Butterfly

Francisco Claro and Greg Huber
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Correction

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Fermionic Atoms Appear to Pair Up Much as Electrons Do in a Superconductor

Barbara Goss Levi
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A new experiment reports pair formation when a gas of ultracold potassium‐40 atoms is in the largely unexplored region of strong interactions.
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Acoustics Experiment Shows Why It's So Hard to Make Out the Heroine's Words at the Opera

Bertram Schwarzschild
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Vocal‐tract resonances enhance the output of the vocal cords. They also create the distinctions between different vowels sounds. For sopranos singing high notes, the two functions come into conflict.

New Algorithm Speeds Up Computer Simulations of Complex Fluids

Charles Day
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Previously intractable systems are now within the modeler's grasp, thanks to an approach adapted from the study of lattice spin systems.
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Hubble Sacrificed in Wake of President Bush's New Space Vision

Paul Guinnessy
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The Hubble Space Telescope has been sentenced to a slow death as NASA worries about minimizing risks to astronauts, completing the space station, and sending people to Mars. Astronomers are fighting a last‐ditch campaign to reverse NASA's HST decision.

National Academies Report Turns Up the Pressure for Large Facility Reform at NSF

Jim Dawson
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NSF created a major research equipment and facilities construction account in 1995 to better manage large scientific facilities, but that hasn't quelled concerns about both the selection process and ongoing oversight of such projects.

Science Policy Museum to Open in Washington

Paul Guinnessy
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Carty Named to Canada's New High‐Level Science Post

Toni Feder
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Flatten Succeeds Lerch as APS International Affairs Director

Toni Feder
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Geoscience Job Market Good, but Perceived as Bad

Toni Feder
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News Notes

Toni Feder and Jim Dawson
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Web Watch

Charles Day
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Publish or Perish—An Ailing Enterprise?

Mohamed Gad‐el‐Hak
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Montreal Hosts the APS March Meeting

Judith Barker
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The Global Approach to Quantum Field Theory

Bryce DeWitt and Stanley Deser, Reviewer
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Why Stock Markets Crash: Critical Events in Complex Financial Systems

Didier Sornette and Frank Cuypers, Reviewer
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Essential Mathematical Biology

Nicholas F. Britton and Fred Adler, Reviewer
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Elements of Synchrotron Light for Biology, Chemistry, and Medical Research

Giorgio Margaritondo and Sol M. Gruner, Reviewer
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New Books

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Focus on Spectroscopy

Lawrence G. Rubin
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APS Presents Awards at Montreal Meeting

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German Physical Society Bestows Honors

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Hermann Anton Haus

Erich P. Ippen
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Joseph Fine

Terrence Jach and Cedric Powell
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Daniel Richard Frankl

Moses H. W. Chan, Milton W. Cole, and J. D. Maynard
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Derek Charles Robinson

Frank Briscoe
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Douglas Howard Sampson

Peter Mészáros, Robert E. H. Clark, Honglin Zhang, and Christopher J. Fontes
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