1993 Index Number 109 January 8, 1993 THE TEMPERATURE OF THE UNIVERSE IS 2.726 K A DENSE CLUMP OF DARK MATTER A SOURCE OF INFRARED RADIATION HAS BEEN DISCOVERED NEAR THE GALACTIC CENTER Number 110 January 15, 1993 ATOMIC HYDROGEN IN A MAGNETIC TRAP STELLAR OBSERVATIONS WITH 2-MILLIARCSECOND RESOLUTION BUCKYBALLS EMIT LIGHT Number 111 January 21, 1993 SQUID DETECTORS OPERATING IN THE MILLIATTOVOLT CHANGES IN THE EARTH'S ROTATION RATE HOW ELEMENTARY PARTICLES COME TO HAVE THE MASS THEY DO BRIGHTNESS VARIATIONS IN SUN-LIKE STARS Number 112 January 28, 1993 THE FLUX OF COSMIC RAYS FROM THE SMALL MAGELLANIC CLOUD THE RACE IS ON TO ACHIEVE BOSE CONDENSATION THE HUBBLE SPACE TELESCOPE SERVICING MISSION APPLICATIONS OF HIGH-TEMPERATURE SUPERCONDUCTING (HTS) Number 113 February 3, 1993 THE SHAPE OF PARTICLE JETS CARBON NANOTUBES FILLED WITH ATOMIC MATERIAL THE VERY LONG BASELINE ARRAY (VLBA) THE INSTITUTO NAZIONALE DI FISICA NUCLEARE Number 114 February 17, 1993 ULTRAHIGH-GRADIENT ACCELERATION OF INJECTED ELECTRONS THE AXIAL TILT OF MARS SHIFTS CHAOTICALLY Number 115 February 25, 1993 THE HARVARD-SMITHSONIAN REDSHIFT SURVEY THE LITHIUM-11 NUCLEUS THE CLOSEST KNOWN PULSAR, PSR J0437-4715 ( Number 116 March 3, 1993 NEW MEASUREMENTS OF CP-VIOLATION GEMINGA'S PROPER MOTION PRINCETON'S INSTITUTE FOR ADVANCED STUDY Number 117 March 8, 1993 HEALTHY AND DISEASED HEARTS THE EXTREME ULTRAVIOLET EXPLORER (EUVE) MANIPULATING BEAMS OF ATOMS SUPERMOLECULAR CHEMISTRY Number 118 March 12, 1993 MYSTERIOUS DI-PHOTON EVENTS HELIUM CAN FORM DIATOMIC MOLECULES ARTIFICIAL ATOMS ICE-AGE CAVE ART Number 119 March 19, 1993 ELECTRONIC-MAIL CIRCULATION OF PHYSICS ARTICLES THE ADVANCED NEUTRON SOURCE (ANS) THE BERRY PHASE A 2.7-M LIQUID TELESCOPE MIRROR Number 120 March 26, 1993 LIGHT WAVES CAN BE USED AS A LENS CARBON BUCKYTUBES POLYMERS CAN BE USED TO MAKE HOLOGRAMS Number 121 March 31, 1993 OPTICAL AMPLIFICATION WITHOUT POPULATION INVERSION A MERCURY-BARIUM COPPER OXIDE SUPERCONDUCTOR NEURAL NOISE Number 122 April 6, 1993 THE CASIMIR-POLDER FORCE THE FORMATION OF THE INNER PLANETS IN THE STARBURST MODEL SCIENCE WRITERS Number 123 April 9, 1993 INTERSTELLAR DUST HAS BEEN DETECTED TROPOSPHERIC RIVERS BUCKYBALL MOLECULAR FUSION THE PHYSICS TEACHER THE NATIONAL LABS Number 124 April 16, 1993 SUPERNOVA 1993J THE TOP QUARK Number 125 April 22, 1993 NEW MEASUREMENTS OF ATOMIC MASSES ASTROPHYSICAL GAMMA RAY BURSTS COME IN TWO FORMS NEUTRAL CURRENTS IN NUCLEI Number 126 April 28, 1993 A NEW VERSION OF YOUNG'S INTERFERENCE EXPERIMENT THE RATE OF HELIUM BURNING IN MASSIVE STARS THE EXTREME ULTRAVIOLET (EUV) A BIPOLAR SPIN SWITCH Number 127 May 5, 1993 THE OPPOSITION EFFECT OF THE MOON NIST-7, THE WORLD'S BEST CLOCK, MARC. H. BRODSKY WILL BE THE NEXT DIRECTOR OF THE AMERICAN INSTITUTE OF PHYSICS (AIP) HELIUM ATOM SCATTERING (HAS) A COMETARY BREAKUP Number 128 May 11, 1993 A RECORD HIGH SUPERCONDUCTING TRANSITION TEMPERATURE VERY LOOSELY BOUND NEGATIVE IONS SEARCHES FOR NONZERO ELECTRIC DIPOLE MOMENTS PREDICTIONS OF RATIOS OF CERTAIN HADRON MASSES Number 129 May 19, 1993 OPTICAL CRYSTALS CLUSTERS OF FULLERENE MOLECULES REVERSIBLE COMPUTATION AND REVERSIBLE LOGIC PHYSICS BACHELOR DEGREES Number 130 May 27, 1993 A NEW RADIATION BELT AROUND THE EARTH THE INTERSTELLAR SPACE THAT SURROUNDS OUR SOLAR SYSTEM INTELLIGENT GELS THE SCIENCE AND ENGINEERING RESEARCH COUNCIL (SERC) Number 131 June 3, 1993 RADIO SIGNALS FROM THE HELIOPAUSE PURIFIED DIAMOND HAS THE HIGHEST THERMAL CONDUCTIVITY LUMINESCENCE IN POROUS SILICON Number 132 June 10, 1993 THE STM CAN NOW DISTINGUISH AMONG SIMILAR MOLECULES VERTICAL CAVITY SURFACE EMITTING LASERS (VCSEL's) WHY DO LARGE THINGS RISE TO THE TOP? Number 133 June 17, 1993 THE WAVELIKE NATURE OF ELECTRONS COMET SHOEMAKER-LEVY 9 THE LARGE MAGELLANIC CLOUD WHERE DOES THE NEUTRON GET ITS SPIN? Number 134 June 24, 1993 FERMAT'S LAST THEOREM HAS BEEN PROVED AN EXPLANATION IS EMERGING FOR SONOLUMINESCENCE SINGLE-LAYER CARBON NANOTUBES THE U.S. DEPARTMENT OF ENERGY BUDGET Number 135 July 1, 1993 DURING THE LAST THREE MINUTES NEUTRINO MASS AND SOLAR NEUTRINO UPDATE RADIOACTIVE BEAMS EXPECTED DEVELOPMENTS AND DISCOVERIES IN ASTRONOMY Number 136 July 9, 1993 MOLECULAR-LEVEL "AND" LOGIC-GATE THE ANNUAL PERSEID METEOR SHOWER THE ADVANCED LIGHT SOURCE (ALS) THE TWO DETECTOR FACILITIES PLANNED FOR THE LARGE HADRON COLLIDER (LHC) THE JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY (JVST) Number 137 July 19, 1993 NEUTRINO LASING IN THE EARLY UNIVERSE THE X-RAY EMITTING TAIL OF A PULSAR NEAR-INFRARED IMAGES OF VENUS THE INTERNATIONAL PHYSICS OLYMPIAD LEAD-CONTAINING SOLDERS Number 138 July 26, 1993 THE QUANTUM WAVE FUNCTION OF LIGHT THE ANDROMEDA GALAXY HAS A DOUBLE NUCLEUS THE LIQUID SCINTILLATOR NEUTRINO DETECTOR (LSND) Number 139 August 10, 1993 A STRONTIUM-COPPER-OXIDE COMPOUND URANUS IS NOT A FEATURELESS BALL HORIZON 2000 1346 PHYSICS PHD'S WERE AWARDED SPACECRAFT UPDATE Number 140 August 13, 1993 NANOTUBES LESS THAN 1 NM IN DIAMETER PENGUIN EVENTS ARE SEEN AT CORNELL THE HIGHEST MAGNETIZATION FOR A MATERIAL BUCKYBALLS MIGHT HAVE A LIQUID PHASE LANDMARKS ON VENUS Number 141 August 25, 1993 WHY DON'T MORE SUPERNOVAS LEAVE BEHIND PULSARS? WHAT MAKES AN HOURGLASS TICK? THE WORLD IS MADE MOSTLY OF GLUE Number 142 September 1, 1993 TIME-DOMAIN OPTICAL MEMORY IDA, A 20-MILE WIDE ASTEROID GIANT MAGNETORESISTANCE (GMR) PHYSICISTS IN THE FORMER SOVIET UNION (FSU) Number 143 September 9, 1993 SOFT GAMMA RAY REPEATERS (SGR's) THE FATE OF THE SUPERCONDUCTING SUPER COLLIDER THE AMERICAN JOURNAL OF PHYSICS (AJP) THE STANDARD MODEL (circa 1993) Number 144 September 20, 1993 COMPETING ATTRACTORS THE HIGH-ENERGY X-RAY BACKGROUND ORGANIC SUPERLATTICE STRUCTURE THE LASER FEEDBACK MICROSCOPE (LFM) Number 145 September 28, 1993 SUPERCONDUCTIVITY HAS BEEN OBSERVED ABOVE 150 K MICROLENSING EVENTS HINT AT THE EXISTENCE OF DARK MATTER NANOMAGNETS EXHIBIT BISTABILITY MICROSCOPIC STEAM ENGINES Number 146 October 5, 1993 BEAMS OF ULTRA-COLD, SPIN-POLARIZED HYDROGEN ATOMS THE CENTRAL TEMPERATURE OF THE SUN A B-MESON FACTORY WILL BE BUILT AT SLAC FERMILAB'S CRYOGENIC COOLING SYSTEM Number 147 October 13, 1993 THE PHYSICS NOBEL PRIZE GOES TO JOSEPH TAYLOR AND RUSSELL HULSE AN ACTIVE GALAXY'S CENTER AND ITS NUCLEUS PROTON HALOES Number 148 October 19, 1993 A NANOSCOPIC STONEHENGE WHAT IS THE HIGGS BOSON AND WHY DO WE WANT TO FIND IT? POLYMER LED'S ARE NOW MORE EFFICIENT Number 149 October 28, 1993 THE AMERICAN INSTITUTE OF PHYSICS (AIP) THE SUPERCONDUCTING SUPER COLLIDER COLD CESIUM ATOMS BOUNCE UP TO EIGHT TIMES THE EXISTENCE OF STABLE STRANGE MATTER CARBON AEROGEL Number 150 November 5, 1993 CHAINS OF CRATERS ON CALLISTO AND GANYMEDE HINGED NETWORK CRYSTALS ATOM-OPTICS TECHNIQUES FOR MICROCIRCUIT LITHOGRAPHY THE PHYSICS OF BUNGEE JUMPING Number 151 November 15, 1993 JOHN PEOPLES WILL OVERSEE THE DISMEMBERMENT OF THE SSC DISPOSSESSED AMERICAN PARTICLE PHYSICISTS A SELF-FOCUSING LASER SOLAR RADIATION VARIES MOLECULAR DYNAMICS (MD) SIMULATIONS Number 152 November 19, 1993 THE NATURE AND ORIGIN OF COSMIC RAYS THE DIFFUSION-CONTROLLED AGGREGATION OPTICAL PARAMETRIC OSCILLATION (OPO) Number 153 November 29, 1993 GRAVITATIONAL MICROLENSING OF QUASAR IMAGES INDIUM-BASED FULLERENES ELECTRONIC JOURNALS Number 154 December 3, 1993 THE MOST ACCURATE MEASUREMENT OF PARITY VIOLATION TABLE-TOP TERAWATT LASERS EARTH'S MAGNETIC FIELD Number 155 December 13, 1993 THE HUBBLE SPACE TELESCOPE REPAIR MISSION PRINCETON'S TFTR TOKAMAK HAS PRODUCED 5.6 MEGAWATTS OF POWER SOLAR WIND SPEEDS MANTLE PLUMES CONTAIN RECYCLED OCEAN CRUST AND SEDIMENT THE FIRST OBSERVED TRANSIT OF MERCURY Number 156 December 17, 1993 SUPERCONDUCTIVITY AT 250 K (-10 F) DATA FROM TWO GREENLAND ICE PROJECTS DIFFER SUPER-INTENSE LASER FIELDS MAKE ATOMS RESISTANT TO IONIZATION Number 157 December 23, 1993 ATOMIC-SCALE, ULTRAFAST MOVIES GEOELECTRIC SIGNALS: DO THEY PRECEDE EARTHQUAKES? NEUTRINO TOMOGRAPHY OF THE EARTH'S INTERIOR CORRECTIONS Number 158 December 30, 1993 THE LARGE HADRON COLLIDER NICKEL-BASED SUPERCONDUCTORS THE CONNECTION BETWEEN CHAOS AND GENERAL RELATIVITY A NEW FISSION REACTOR CONCEPT