Positions

Publications

Academic Article

Year Title
2016 Accelerator test of an improved Angle Detecting Inclined Sensor (ADIS) prototype with beams of Kr-78 and fragmentsNuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment.  837:11-15. 2016
2015 Specification, Design, and Calibration of the Space Weather Suite of Instruments on the NOAA GOES-R Program SpacecraftIEEE Transactions on Nuclear Science.  62:2776-2783. 2015
2010 Galactic cosmic ray modulation for sunspot cycle 23Advances in Space Research.  46:934-941. 2010
2008 Design concept and modeling of a new Positron Identification by Coincident Annihilation Photons (PICAP) systemNuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment.  593:431-439. 2008
2008 Mean energy of response to galactic cosmic ray spectrum: IMP 8 and Climax neutron monitorAdvances in Space Research.  42:124-128. 2008
2007 Long-term decline of South Pole neutron ratesJournal of Geophysical Research.  112:n/a-n/a. 2007
2007 Accelerator test of an angle detecting inclined sensor (ADIS) prototype with beams of Ca-48 and fragmentsNuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment.  570:399-413. 2007
2007 Ulysses observations of Jovian relativistic electrons in the interplanetary space near Jupiter: Determination of perpendicular particle transport coefficients and their energy dependencePlanetary and Space Science.  55:12-20. 2007
2006 Solar neutron events of 2003 October-NovemberAstrophysical Journal.  636:1135-1144. 2006
2006 Solar neutron events in association with large solar flares in November 2003Advances in Space Research.  38:425-430. 2006
2005 Solar neutron events that have been found in solar cycle 23International Journal of Modern Physics A.  20:6646-6649. 2005
2005 Energetic particle observations from the Ulysses COSPIN instruments obtained during the October-November 2003 eventsJournal of Geophysical Research.  110. 2005
2005 Galactic environment of the Sun and stars: Interstellar and interplanetary materialASTROPHYSICS OF LIFE.  16:21-34. 2005
2003 Ulysses COSPIN observations of cosmic rays and solar energetic particles from the South Pole to the North Pole of the Sun during solar maximumAnnales Geophysicae.  21:1217-1228. 2003
2003 Ulysses observations of solar energetic particles from the 14 July 2000 event at high heliographic latitudesJournal of Geophysical Research.  108. 2003
2002 Observation of decay phases of solar energetic particle events at 1 and 5 AU from the SunJournal of Geophysical Research.  107. 2002
2002 Ulysses cosmic ray and solar particle investigation/Kiel Electron Telescope Observations: Charge sign dependence and spatial gradients during the 1990-2000 A > 0 solar magnetic cycleJournal of Geophysical Research.  107:ssh 2-1-ssh 2-10. 2002
2001 Modulation of Jovian and galactic electrons in the heliosphere 2. Radial transport of a few MeV electronsJournal of Geophysical Research.  106:29313-29321. 2001
2001 Further indications of a similar to 140 day recurrence in energetic particle fluxes at 1 and 5 AU from the SunJournal of Geophysical Research.  106:5721-5730. 2001
2001 The angle detecting inclined sensors (ADIS) system: measuring particle angles of incidence without position sensing detectorsNuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment.  457:220-229. 2001
2001 Modulation near solar maximum at high solar latitudes: Observations from the Ulysses cospin high energy telescopeSpace Science Reviews.  97:367-371. 2001
2001 Simultaneous observations of solar energetic particle events by IMP 8 and the Ulysses cospin high energy telescope at high solar latitudesSpace Science Reviews.  97:257-262. 2001
2000 Charge sign dependence of cosmic ray modulation near a rigidity of 1 GVJournal of Geophysical Research.  105:23099-23105. 2000
2000 The deuterium/proton ratio as a measure of anomalous hydrogenJournal of Geophysical Research.  105:21005-21013. 2000
1996 Observations of galactic cosmic rays and the anomalous helium during Ulysses passage from the south to the north solar poleAstronomy and Astrophysics.  316:547-554. 1996
1995 THE LATITUDE GRADIENTS OF GALACTIC COSMIC-RAY AND ANOMALOUS HELIUM FLUXES MEASURED ON ULYSSES FROM THE SUNS SOUTH POLAR-REGION TO THE EQUATORGeophysical Research Letters.  22:3337-3340. 1995
1995 Cosmic ray and solar particle investigations over the South polar regions of the sun.Science The Scientific monthly.  268:1019-1023. 1995
1995 COSMIC-RAY MODULATION IN THE 3-D HELIOSPHERESpace Science Reviews.  72:367-378. 1995
1991 THE PHYSICS OF COSMIC-RAY MODULATION - HELIOSPHERIC PROPAGATION DURING THE 1987 MINIMUMJournal of Geophysical Research.  96:15877-15898. 1991
1989 ELECTRON ACCELERATION TO RELATIVISTIC ENERGIES BY TRAVELING INTERPLANETARY SHOCKSJournal of Geophysical Research.  94:9995-10010. 1989

Conference Proceeding

Year Title
1994 THE CRRES SPACERAD HEAVY-ION MODEL OF THE ENVIRONMENT (CHIME) FOR COSMIC-RAY AND SOLAR PARTICLE EFFECTS ON ELECTRONIC AND BIOLOGICAL-SYSTEMS IN-SPACEIEEE Transactions on Nuclear Science. 2332-2339. 1994

Teaching Activities

  • Heliospheric Physics Taught course 2016
  • Heliospheric Physics Taught course 2014
  • Education And Training

  • B.A. Physics, Swarthmore College
  • M.S. Physics, University of Chicago
  • Ph.D. Physics, University of Chicago
  • Full Name

  • Clifford Lopate