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(Click for frequent words.) 68 ATLAS detector 65 Compact Muon Solenoid 62 LHCb 61 BaBar 60 particle detectors 59 ATLAS experiment 59 large hadron collider 58 particle detector 58 CERN LHC 57 Large Ion Collider 57 ALICE experiment 57 LHC accelerator 57 Collider Detector 57 Brookhaven Relativistic Heavy 56 MINOS 56 colliding protons 56 CERN Large Hadron 56 Main Injector Neutrino 56 particle physics experiments 56 CMS Compact Muon 56 Transmission Electron Microscope 55 proton accelerator 55 Cern 55 Large Hadron Collider LHC 55 Super Kamiokande 55 Collider LHC 55 beamline 55 protons collide 55 Phoenix Microscopy Electrochemistry 55 SSRL 55 ESA Herschel 54 planetary Transits 54 Fermi telescope 54 BaBar experiment 54 CDMS experiment 54 DESY 53 neutron beam 53 JLab 53 Helioseismic 53 magnetic monopole 53 tau neutrino 53 ESA Integral 53 Laboratory RAL 53 Hadron collider 53 linear collider 53 CERN 53 Don Eigler 52 Large Hadron 52 ESO VLT 52 particle smasher 52 KamLAND 52 Southern Observatory ESO 52 microshutters 52 ATLAS 52 gamma ray observatory 52 Planck spacecraft 52 CCLRC Rutherford Appleton 52 Particle Accelerator 52 undulator 52 XFEL 52 STFC Rutherford Appleton 52 dipole magnets 52 electron accelerator 52 Rydberg atom 52 European XFEL 52 RHIC 52 GEO# 52 lensless imaging 52 Steward Observatory Mirror 52 quantum chromodynamics 52 Wilhelm Conrad Roentgen 52 NIRCam 52 Ulrich Dahmen 52 logarithmic amplifiers 52 proton proton collisions 52 muon neutrino 52 Mid Infrared 52 Conductivity Analyzer MECA 51 Large Electron Positron 51 Electron Microscope 51 D CIXS 51 calorimeter 51 JINR 51 Michal Lipson 51 particle beam 51 hexagonal mirrors 51 orbiting gamma ray 51 Australian Synchrotron 51 LCLS 51 SUSY 51 CERN particle physics 51 optical modulator 51 MPQ 51 High Flux Isotope 51 CERN Big Bang 51 Tod Strohmayer 51 RIVA D. 51 Attosecond 51 absorbs photons 51 Interferometric 51 Microscopy Electrochemistry 51 Laser Interferometer Gravitational Wave 51 Zecotek MAPD 51 LHCb experiment 51 Aboard Endeavour 51 hadron 50 resonant tunneling 50 Fermilab accelerator 50 GIOVE B 50 electron volt 50 WISE infrared 50 Forschungszentrum Dresden Rossendorf FZD 50 SECCHI 50 Ferenc Krausz 50 NIRSpec 50 SOHO spacecraft 50 atom smashing 50 Spectroscopic Explorer 50 Relativistic Heavy Ion Collider 50 particle accelerator 50 nanoprobe 50 Wilhelm Roentgen 50 Russ Tedrake 50 DISR 50 QPACE 50 muon 50 ChemCam 50 Fermilab Tevatron 50 LOCAD PTS 50 hadron collider 50 antiproton 50 SyNAPSE 50 Stanford Synchrotron Radiation 50 Tropospheric Emission Spectrometer 50 Fraunhofer IPMS 50 X ray tomography 50 Steward Observatory 50 STFC Daresbury Laboratory 50 proton proton 50 CDMS II 50 Higgs bosons 50 Proba 2 50 cryo electron microscope 50 LHC experiments 50 Laboratory SSRL 50 Planck telescope 50 COBE satellite 50 Francis Halzen 50 NASA Far Ultraviolet 50 synchrotron radiation 50 GLAST Burst Monitor 50 X ray spectrometer 50 T2K 50 RHESSI 50 Planetary Transits 50 Convection Rotation 50 Commissariat à l' Energie 50 Garching Germany 50 graphene flake 50 Faint Object 50 Budker 50 UCO Lick 50 correlator 49 Peter Grünberg 49 Cern Large Hadron 49 Rosetta orbiter 49 ESTEC 49 Physics Wilhelm Röentgen 49 Nima Arkani Hamed 49 NASA STEREO 49 Tokamak 49 neutral mass spectrometer 49 George Gamow 49 ESA Rosetta 49 Conductivity Analyzer 49 MPIfR 49 ASTRON 49 antihydrogen 49 optical lattices 49 proton antiproton 49 Director Pier Oddone 49 photographing handrails antennas 49 neutrino observatory 49 Radio Astronomy MPIfR 49 ESO telescope 49 scanning tunneling microscope 49 Atomique CEA 49 FT IR spectroscopy 49 neutrino experiment 49 Crab Pulsar 49 Beamline 49 Cassini Imaging 49 CERN physicists 49 Kepler Mission 49 International Linear Collider 49 IBEX spacecraft 49 Uwe Bergmann 49 Cees Dekker 49 SPHERES 49 detector 49 particle colliders 49 Alex Zettl 49 neutron spectrometer 49 electron positron 49 exoplanetary 49 Keck Interferometer 49 colliders 49 Area Telescope LAT 49 Heliospheric Investigation 49 Andre Kurs 49 radiotelescope 49 LSND 49 powerful particle accelerator 49 particle physicists 49 Magnetic Imager HMI 49 Kailash Sahu 49 Kavli Institute 49 RXTE 49 KIPAC 49 Chajnantor plateau 49 DOE Lawrence Livermore 49 MINOS experiment 49 MiniBooNE 49 gravitational wave 49 HiPER 49 Hadron Collider 49 neutron scattering experiments 49 BESSY II 49 beamlines 49 NASA Great Observatories 49 Big Bang Machine 49 Free Electron Laser 48 monochromators 48 LOFAR 48 PHENIX 48 Nasa Jet Propulsion 48 lasers modulators 48 monochromator 48 rocky extrasolar planet 48 Theodor Hänsch 48 Stanford Synchrotron Radiation Lightsource 48 IceCube 48 Paul Dirac 48 HESS telescopes 48 Planck satellite 48 Fermilab Tevatron collider 48 ESA ESTEC 48 SIRAL 48 Mars# 48 neutrino physics 48 THEMIS satellites 48 Theodore von Karman 48 ASPERA 48 infrared astronomy 48 imaging spectrometer 48 GRB #B 48 ESA Cluster 48 Arizona Steward Observatory 48 Adaptive Optics 48 photometer 48 DZero 48 Mini Thermal Emission 48 Electron Microscopy 48 Tuesday smashup transforms 48 Linear Array 48 Guy Wormser 48 LIGO 48 detect neutrinos 48 synchrotron X ray 48 nanomechanical 48 largest particle collider 48 magnetospheric imaging instrument 48 Descent Imager Spectral Radiometer 48 Anisotropy Probe 48 tomograph 48 SEMATECH FEP 48 Observatory STEREO 48 Adam Riess 48 X ray pulses 48 EPOCh 48 infrared observatory 48 Space Physics 48 Einstein equations 48 Eurobot 48 magneto resistance 48 antihelium 4 48 Big Bang atom smasher 48 Fourier transform infrared 48 Franck Marchis 48 Jet Propulsion Laboratory JPL 48 physicists 48 Substorms mission 48 Ben Yakar 48 Giant Magellan Telescope 48 amateur astronomers peering 48 particle collisions 48 Orbital Express 48 Panoramic Survey 48 proton collisions 48 Homayoon Kazerooni 48 ultrasonic transducers 48 Rydberg atoms 48 Synopsys TCAD 48 transcriptomics 48 Nanomechanical 48 antineutrinos 48 IBEX Lo 47 BESSY 47 Michelson Morley 47 optofluidic microscope 47 XENON# [002] 47 Wilhelm Rontgen 47 infrared ultraviolet 47 Infrared Astronomy SOFIA 47 cosmic ray particles 47 elementary particle physics 47 Fermi LAT 47 Source NSLS 47 NASA Stratospheric Observatory 47 Optical Gravitational Lensing Experiment 47 ATLAS Experiment 47 Multiscale 47 LHC Large Hadron 47 impactor spacecraft 47 linearly polarized 47 Borexino 47 Ultraviolet Imaging Spectrograph UVIS 47 RS Oph 47 linac 47 x ray beam 47 NuSTAR 47 attosecond pulses 47 Robert Bunsen 47 Ionosphere Sounding 47 cryostat 47 helium ion 47 nanoworld 47 submillimetre 47 subatomic particles 47 X ray diffraction XRD 47 MIT Senseable City 47 Delia Milliron 47 UCSD Jacobs 47 x ray spectroscopy 47 Nanoelectronic 47 Particle physics 47 X ray observatory 47 scanning electron 47 ESA Planck 47 X ray telescopes 47 Hadron 47 Saul Perlmutter 47 Spectrometry 47 tokamak 47 Maciej Konacki 47 Big Bang collider 47 Oliver Buchmueller 47 ESA XMM Newton 47 boson 47 supersymmetric particles 47 Array ALMA 47 superconducting qubit 47 Earth Connection Coronal 47 subatomic particle 47 X ray absorption spectroscopy 47 Boston Micromachines 47 Galaxy Evolution 47 Gravitational lensing 47 neutrino oscillation 47 Commissariat à l' Énergie 47 distant supernovae 47 QGP 47 Rainer Klement 47 Fraunhofer ISE 47 Centre Jülich 47 particle astrophysics 47 polaritons 47 Guido Tonelli 47 NASA Cosmic Background 47 superconducting electrons 47 atomically precise 47 Higgs boson particle 47 yttrium barium copper 47 teraelectronvolts 47 Douglas Engelbart 47 scanning electron microscopes 47 MIRTHE 47 exo planet 47 nanosatellite 47 cosmological observations 47 Forschungszentrum Jülich 47 DZero experiment 47 Solar Orbiter 47 interplanetary spacecraft 47 Ecole Polytechnique Federale de 47 Mastcam 47 Spectrometer 47 ST5 47 powder diffraction 47 rubidium atoms 47 helium leak 47 IBM Almaden 47 neutron diffraction 47 microwave photons 47 collider 47 Pierre Auger Observatory 47 COBE 47 proton beams 47 Japan Kibo laboratory 47 Space Infrared Telescope 46 positron 46 E ELT 46 Japan NAOJ 46 Eagle lunar lander 46 surface plasmon polariton 46 synchrotrons 46 NSLS II 46 Jeffrey Hangst 46 Huygens mission 46 ultrahigh resolution 46 Telecommunications Heinrich Hertz 46 Georges Charpak France 46 Astrophysical Research 46 National Ignition Facility 46 Burst Alert 46 Particle physicists 46 PANalytical 46 magnetic monopoles 46 Forschungszentrum Julich 46 photon beams 46 Dharmendra Modha 46 Shuttle Discovery docks 46 Wide Angle Search 46 Onnes 46 particle physicist 46 infrared spectrometers 46 Pierre Simon Laplace 46 antiparticle 46 Schroedinger 46 Physikalisch Technische Bundesanstalt PTB 46 atom smasher 46 NFIRE 46 Gmachl 46 Flyby spacecraft 46 operator Piers Sellers 46 scintillator 46 Awschalom 46 ultrafast electron 46 spontaneous symmetry 46 Stratospheric Observatory 46 capsule parachutes 46 photometers 46 Synchrotron 46 optical interferometry 46 Magnetospheric 46 Large Hadron Collider 46 parabolic dish 46 cosmic particles 46 cadmium zinc telluride 46 infrared laser pulses 46 SN #C 46 electro optic modulator 46 bilayer graphene 46 Astrophysics MOA 46 Oganessian 46 microfluidic chip 46 Ehud Shapiro 46 quantum electrodynamics 46 NASA Jet Propulsion Lab 46 NASA Gamma ray 46 SEGUE 46 airborne observatory 46 Suzaku X ray 46 gamma ray radiation 46 antihydrogen atoms 46 quantum entanglement 46 Hubble Space Telescope HST 46 Telescope BAT 46 Mars Pathfinder lander 46 tokamaks 46 e VLBI 46 inertial confinement fusion 46 supercooled magnets 46 seven windowed cupola 46 National Synchrotron Light 46 INMS 46 Cassini Huygens 46 Dmitri Denisov 46 Astrophysicist 46 nanotube transistor 46 Gamma ray burst 46 pyrometer 46 TEGA ovens 46 Auger Observatory 46 Infrared Pathfinder Satellite 46 PETRA III 46 gamma rays emitted 46 Dean Pesnell 46 Peter Jenniskens 46 UV Visible 46 FERMI 46 SQUIDs 46 Nuclear Magnetic Resonance 46 École Polytechnique Fédérale de 46 RS Ophiuchi 46 Paul Alivisatos 46 hadrons 46 Observatory SDO 46 NASA twin STEREO 46 nanotube transistors 46 supersymmetric 46 X ray photon 46 Charpak 46 interferometry 46 cryo EM 46 Atom smasher 46 Lapotko 46 particle beams 46 Radioastronomy 46 microsensor 46 miscellaneous ramblings 46 GLAST 46 Ecole Polytechnique Fédérale de 46 cortical simulator 46 QD Vision www.qdvision.com 46 CALIPSO 46 BLG #Lb 46 proton decay 46 neutrino detectors 46 Anthony Remijan 46 PASADENA Calif. Astronomers 46 geoneutrinos 46 GLAST telescope 46 surface plasmon 46 TU Dresden 46 muon neutrinos 46 scanning tunneling microscopy 46 Alpha Particle 46 Jülich 46 particle physics lab 46 Shallow Subsurface Radar 46 Dan Werthimer 46 SNfactory 46 Biological Cybernetics 46 Markram 46 theoretical astrophysics 46 Nobel laureate physicist 46 Rutherford Appleton 46 Ulysses spacecraft 46 Hanny Voorwerp 46 diaphragm detects 46 Solar TErrestrial RElations Observatory 46 Atacama Large Millimeter submillimeter 46 Constellation Observing 45 Peidong Yang 45 Shri Kulkarni 45 Villigen Switzerland 45 particle accelerators 45 Aristeidis Karalis 45 scanning tunneling microscopy STM 45 UKIRT 45 Bioengineering NIBIB 45 Extraterrestrial Physics 45 Nanoprobe 45 Giovanni Cassini 45 detect gravitational waves 45 protoplanetary 45 MXA signal 45 Theodore Maiman 45 supercomputer simulations 45 John Frangioni 45 IceCube telescope 45 LHC 45 ExoMars rover 45 Interstellar Boundary Explorer 45 indium gallium arsenide InGaAs 45 electron diffraction 45 quantum cascade laser 45 Observatoire de Paris 45 antineutrino 45 Tevatron collider 45 angle resolved photoemission 45 photosensor 45 backscattered 45 antiprotons 45 spokeswoman Kathy DeLucas 45 Freie Universitaet Berlin 45 Rudolf Grimm 45 scanning tunneling 45 Hungarian Erno Rubik 45 transiting exoplanets 45 Nasa Kepler 45 ESOC 45 Paul Kneib 45 NASA Jet Propulsion Laboratory 45 Helios 2B 45 Neils Bohr 45 Kibo Japanese 45 astrometric 45 ion beams 45 mathematical physicist 45 Sitrans LR# 45 VLTI 45 spectroscope 45 JWST 45 ESA Huygens probe 45 spectrographs 45 atom smashers 45 Heike Onnes 45 Cosmic Background Explorer 45 particle collider 45 ultracold atoms 45 Geminga 45 electron positron collider 45 superstring 45 emission spectrometer 45 Alex Filippenko 45 Ramesh Raskar 45 PSR J# 45 Majorana 45 Space Telescope GLAST 45 Biomedical Problems 45 smash protons 45 temperature superconductivity 45 optical telescope 45 interferometric 45 Herschel telescope 45 ray Space Telescope 45 beamline #.#.# 45 Functional Magnetic Resonance Imaging 45 Cray supercomputer 45 Lockheed Martin Waterton Canyon 45 Tevatron particle accelerator 45 Stefano Marchesini 45 Persis Drell 45 axion 45 nanoindentation 45 NOvA 45 Saturnian system 45 Chunlei Guo 45 electron tunneling 45 COUPP 45 CERN collider 45 Fermi Gamma ray 45 Soft Matter 45 spectroscopic 45 Bevatron 45 Gravitational Physics 45 toroid 45 Astro E2 45 photoelectric effect 45 radiometers 45 collide protons 45 photoelectron spectroscopy 45 Infrared Array Camera 45 energy dispersive X 45 LLNL 45 Satish Dhawan 45 axions 45 gamma ray detector 45 Keck telescope 45 Manchester Jodrell Bank 45 YES2 45 Spectrograph 45 scanning microscopy 45 Bajcsy 45 SLAC 45 JIMO mission 45 SRON 45 teraelectronvolts TeV 45 gamma ray astronomy 45 Schawinski 45 cosmic cannibal 45 EarthScope 45 CEA Leti 45 Peony nebula star 45 Jacques De Ceaurriz 45 collinear 45 Frank Bertoldi 45 Gamma ray 45 neutrino telescope 45 kaons 45 Spectroscopic 45 HD#b 45 Tycho Brahe 45 Katlenburg Lindau Germany 45 Cancri e 45 Heinrich Rohrer 45 nanomanipulation 45 electron neutrinos 45 bolometer 45 Linac Coherent Light 45 gamma ray photon 45 Extrasolar Planet Observation 45 SAFOD 45 European Synchrotron Radiation 45 Mike Montemerlo 45 Halzen 45 physicists astronomers 45 thermochemical nanolithography 45 EDXRF 45 Mossbauer spectrometer 45 gamma ray spectrometer 45 Jacques Laskar 45 JILA joint 45 transmission electron microscope 45 Philae lander 45 DEPTHX 45 Max Planck Institut fuer 45 MESSENGER MErcury Surface 45 Solar Terrestrial Relations 45 MIT SENSEable City 45 unstowed 45 piezoelectric transducer 45 supercollider 45 anechoic chamber 45 galvanometer 45 gravitational lenses 45 Space Propulsion 45 Laser COIL 45 visit http:/saturn.jpl.nasa.gov 45 Composite Infrared Spectrometer 45 La Silla Observatory 45 atomic spectroscopy 45 Mullard Space Science 45 lander rover 45 Neutral Mass Spectrometer 45 LCROSS mission 45 potassium atoms 45 gamma ray telescope 45 APXS 45 Infrared Astronomy 45 electron ion 45 physicist Max Planck 45 UCLA California NanoSystems 45 ATST 45 gravitational microlensing 45 Erik Asphaug 45 NanoScience 45 subatomic 45 Spatiale des 45 scanning tunneling microscopes 44 Beamline #.#.# 44 Bruce Margon 44 Jupiter Icy Moons Orbiter 44 nanodevice 44 Square Kilometer Array 44 ATRAP 44 Carolyn Bertozzi 44 blackbody 44 attosecond 44 INRIA 44 cosmic microwave radiation 44 quantum chromodynamics QCD 44 Kavli Prize 44 Calit2 44 electron transistor 44 synchrotron x ray 44 Wilkinson Microwave Probe 44 laser spectroscopy 44 Giacconi 44 Diamond synchrotron 44 absorption spectroscopy 44 PET positron emission tomography 44 gravitational redshift 44 speckle patterns 44 Lunar Surface 44 neutrino detector 44 Pan STARRS 44 Carnegie Observatories 44 X ray spectroscopy 44 Shane Farritor 44 J Craig Venter 44 Raymond Jeanloz 44 Imec performs world 44 CERN particle accelerator 44 NASA THEMIS 44 COROT 44 Phil Schewe spokesman 44 Electron Beam 44 Chilean Atacama Desert 44 Laser VCSEL 44 uranium deuteride 44 spectroscopic analysis 44 Raman spectrometer 44 Cerro Paranal 44 Mars Climate Sounder 44 infrared laser beam 44 ALCF 44 NASA WMAP 44 nanophotonic 44 JILA 44 Erwin Schrödinger 44 inch Samuel Oschin 44 sodium atoms 44 Heavy Ion 44 Donald Eigler 44 synchrotron 44 Scanning Tunneling Microscope 44 semiconductor nanowire 44 Thermal Emission Spectrometer 44 chiral metamaterials 44 silicon photonic 44 CubeSat 44 largest superconducting solenoid 44 High Resolution Imaging 44 Cosmologists 44 confocal microscope 44 P#/P# truss 44 fluorescence microscope 44 deconvolution 44 neutrino beam 44 Stanford Linear Accelerator 44 orbited Jupiter 44 Jet Propulsion Laboratory 44 Mars moon Phobos 44 SNOLAB 44 heterodyne 44 synchrotron X rays 44 Earthquake Simulation 44 interferometer 44 particle image velocimetry 44 Wolfgang Ketterle 44 germanium laser 44 SPring 8 44 gamma ray 44 ESRF 44 haptic interface 44 proton acceleration 44 photoemission 44 Rebecca Saxe 44 optical biosensor 44 gas chromatograph mass spectrometer 44 Tsukuba Japan 44 Erwin Schrodinger 44 Rainer Blatt 44 weak gravitational lensing 44 radial velocity technique 44 Enabling Grids 44 parabolic antenna 44 Honeybee Robotics 44 Gerhard Schwehm 44 Applied Sciences SEAS 44 particle physics 44 ESO Very Large Telescope 44 IBM BlueGene supercomputer 44 Giovanni Picardi 44 millisecond pulsar 44 magnetic spectrometer 44 pyroelectric 44 WISE spacecraft 44 cryogenically cooled 44 interferometers 44 Moon Mineralogy Mapper M3 44 Daresbury Laboratory 44 Cloud Aerosol Lidar 44 Giove B 44 PharmaSat 44 nanomechanics 44 STEREO mission 44 Upsilon Andromedae 44 GALEX 44 laser optics 44 electrons protons 44 Integrated Nanomechanical Systems 44 stellar seismology 44 IMEC Leuven Belgium 44 Einstein theories 44 superconducting magnet 44 HARPS spectrograph attached 44 proto cluster 44 X FEG 44 Nanofabrication 44 scanning electron microscope SEM 44 plasma spectrometer 44 gravitationally lensed 44 antimatter atoms 44 photon counting 44 nanoelectronic 44 TRIUMF 44 hydrogen nuclei 44 Confocal 44 silicon cantilever 44 quantum mechanically 44 UA Steward Observatory 44 Biomolecular 44 optical lattice 44 HZB 44 Pascal Cotte 44 nanoscientist 44 ITER fusion 44 Alessandro Morbidelli 44 Observatoire de Haute Provence 44 Facility ESRF 44 Paranal 44 coronagraph 44 Sigurd Hofmann 44 Arkani Hamed 44 neutralinos 44 Max Plank 44 surface plasmon resonance 44 ion collider 44 Higgs particle 44 Intercomparison 44 niobium titanium 44 emission spectroscopy 44 manganite 44 WMAP satellite 44 Volatile Evolution 44 Vassilis Angelopoulos 44 Sergio Bertolucci 44 Astrophysics Cambridge Mass. 44 antimatter particles 44 manipulating atoms 44 micromechanical 44 smashing protons 44 biomolecular 44 Jianyu Huang 44 Raymond Kurzweil 44 Credits ESA 44 microfocus X ray 44 Morphologi G3 44 Astrophysics Laboratory 44 quantum teleportation 44 galactic cosmic rays 44 infrared spectrometry 44 Istituto Nazionale di Fisica 44 inverted microscope 44 spectroradiometers 44 Horanyi 44 Precision Clock Synchronization 44 plasmon 44 inertial sensor 44 Applied Physics Laboratory 44 helium atoms 44 cosmic ray astronomy 44 detecting gravitational waves 44 Dextre robot 44 Quantum Optics 44 ion collisions 44 Atomique 44 photoluminescence 44 Multi Object Spectrograph 44 Mars Color Imager 44 Virgo cluster 44 hollow cylinders 44 frequency combs 44 DEIMOS 44 GRB# 44 Hans Bethe 44 entangled quantum 44 Fomalhaut b 44 LRZ 44 Optical tweezers 44 orbiter robotic arm 44 Kuiper belt objects 44 semiconducting nanowires 44 Cosmology KIPAC 44 emit photon 44 National Astronomical Observatory 44 quasicrystal 44 piezoelectric crystal 44 THEMIS mission 44 Astrophysicists 44 Robotic Arm 44 Ångström 44 Jayant Narlikar 44 Michael Zolensky 44 nanomachine 44 CU Boulder LASP 44 Cathy Peddie LRO 44 AMASE 44 confocal scanning 44 Physikalisch Technische Bundesanstalt 43 NERSC Lawrence Berkeley 43 shortwave infrared 43 Karl Deisseroth 43 Usable Privacy 43 EMCCD camera 43 Petaflop 43 NanoSIMS 43 LANP 43 Soldier Nanotechnologies ISN 43 Georges Charpak 43 Mullard Space Sciences 43 photon 43 stellar occultation 43 SN #A 43 NASA Fermi Gamma 43 astrophysical 43 particle physics laboratory 43 detect gamma rays 43 Mars Surveyor Operations 43 Alpha Magnetic Spectrometer particle 43 EPSRC 43 orbital observatory 43 debugs 43 Interfacial Catalysis 43 photomultiplier tubes