Presentations

2011

  • Naoshin Haque
    Haque, N., U. S. Inan, T. F. Bell (2011), Correspondence Between Whistler Mode Ducts and Chorus Emissions Observed on the Cluster Spacecraft, Poster presentation at XXX URSI General Assembly and Scientific Symposium; Istanbul, Turkey; Abstract HP1.23; 13-20 August, 2011.
  • Hsiao-Heng Kelin Lee
    Lee, H.-H. K., I. R. Linscott and U. S. Inan (2011), Framework for Soft-Error-Resilient Sequential Cell Design, Nuclear & Space Radiation Effects Conference (NSREC), Las Vegas, July 25-29.

2010

  • Hsiao-Heng Kelin Lee
    Lee, H.-H. K., K. Lilja, M. Bounasser, P. Relangi, I. R. Linscott, U. S. Inan and S. Mitra (2010), LEAP: Layout Design through Error Aware Transistor Positioning for Soft-Error-Resilient Sequential Cell Design, IEEE International Reliability Physics Symposium (IRPS), Anaheim CA, May 2-6.
  • Hsiao-Heng Kelin Lee
    Lee, H.-H. K., K. Lilja, M. Bounasser, P. Relangi, I. R. Linscott, U. S. Inan and S. Mitra (2010), Design of a Sequential Logic Cell Using LEAP: Layout Design Through Error Aware Transistor Positioning, Oral presentation at 2010 IEEE Workshop on Silicon Errors in Logic - System Effects; Stanford, CA; Abstract V-2; 23-24 March, 2010.
  • Naoshin Haque
    Haque, N. (2010), Correspondence Between Whistler Mode Ducts and Chorus Emissions, Oral presentation at The Radiation Belts Saint Petersburg (RBSPb) Workshop; Saint Petersburg, Russia; 27-30 July, 2010.
  • Nikolai Lehtinen
    Lehtinen, N. G., M. B. Cohen, K. Graf and U. S. Inan, VLF signatures of D-region disturbances, Oral presentation at USNC-URSI National Radio Science Meeting; University of Colorado, Boulder, CO; Abstract GH1-2; January 6-9, 2010.
  • Brant Carlson
    Carlson, B. E., N. G. Lehtinen, and U. S. Inan (2010), Terrestrial gamma-ray flash production by lightning leaders, National Radio Science Meeting, Boulder, CO, January 6-8.
  • Brant Carlson
    Cohen, M. B., (2010) On the Generation of ELF/VLF Waves into the Earth-ionosphere Waveguide via Steerable HF Heating of the Lower Ionosphere, Oral presentation at plenary session of 2010 URSI US National Radio Science Meeting, as part of student paper competition; Boulder, CO;7 January, 2010. INVITED.
  • Brant Carlson
    Cohen, M. B., (2010) On the Generation of ELF/VLF Waves into the Earth-ionosphere Waveguide via Steerable HF Heating of the Lower Ionosphere; Oral presentation at 2010 URSI US National Radio Science Meeting; Boulder, CO; Abstract GH1-3; 6-9 January, 2010.
  • Daniel Golden
    Golden, D. I. and M. Spasojevic (2010). The plasmasphere's back door: a raytracing explanation of chorus propagation from its magnetospheric source to the ground; Oral presentation at Radiation Belts St. Petersburg Workshop, St. Petersburg, Russia, 27-30 July, 2010

2009

  • Erin Gemelos
    Gemelos, E.S., U.S. Inan, M. Walt, J. Sauvaud, M. Parrot, (2009) Seasonal Variation of Inner Belt Electron Precipitation with Lightning, Oral Presentation at 2009 URSI US National Radio Science Meeting; Boulder, CO; Abstract H1-1; 5-8 January, 2009.
  • Nikolai Lehtinen
    Lehtinen, N. G., M. Cohen and U. S. Inan, Scattering of VLF waves on HF-heated D-region disturbances, Poster presentation at AGU Fall Meeting; San Francisco, CA; Eos Trans. AGU, 90(52), Fall Meet. Suppl., Abstract SA13A-1469; 14-18 December 2009.
  • Brant Carlson
    Carlson, B. E., N. G. Lehtinen, and U. S. Inan (2009), Terrestrial gamma-ray flashes from storm to satellite, American Geophysical Union Chapman Conference on Effects of Thunderstorms and Lightning in the Upper Atmosphere, State College, PA, May 10-14.
  • Brant Carlson
    Cohen, M. B., U. S. Inan, M. Golkowski, N. G. Lehtinen (2009), ELF/VLF generation experiments at the HAARP facility, Oral presentation at 2009 URSI US National Radio Science Meeting; Boulder, CO; Abstract HG2-1; 5-8 January, 2009
  • Daniel Golden
    Golden, D. I., M. Spasojevic and U. S. Inan (2009) The Role of the Plasmapause in Ground-Based Observations of ELF/VLF Chorus and Hiss at L=2.4; Poster presentation at AGU Fall Meeting, San Francisco, CA, 14-18 December, 2009.
  • Nikolai Lehtinen
    Lehtinen, N. G., Full-Wave Modelling of ELF/VLF Effects, Oral presentation at AGU Chapman Conference on the Effects of Thunderstorm and Lightning in the Upper Atmosphere; Penn State University, State College, PA, USA; 10-14 May, 2009; INVITED.
  • Marek Golkowski
    Golkowski, M., U. S. Inan, M. B. Cohen, A. R. Gibby (2009), Initial amplitude and phase dynamics of VLF triggered emissions excited by the HAARP HF heater, Oral presentation at 2009 URSI US National Radio Science Meeting; Boulder, CO; Abstract HG2-2; 5-8 January, 2009.
  • Daniel Golden
    Inan, U.S., D. I. Golden and M. Spasojevic (2009) The Evolution of Stanford University's ELF/VLF Broadband Data Archive; Poster presentation at AGU Fall Meeting, San Francisco, CA, 14-18 December, 2009.
  • Daniel Golden
    Cohen, M. B. (2009), Techniques for ELF/VLF wave generation with the HAARP facility, Oral presentation at RF Ionospheric Interactions Workshop; Boulder, CO; 19-22 April, 2009; INVITED.
  • Brant Carlson
    Carlson, B. E., N. G. Lehtinen, and U. S. Inan (2009), Terrestrial gamma-ray flash electron observations by the SAMPEX satellite and their implications, National Radio Science Meeting, Boulder, CO, January 5-8.
  • Denys Piddyachiy
    Piddyachiy, D., U. S. Inan, T. F. Bell, M. Cohen, M. Parrot (2009), Recent Results of DEMETER Satellite Observations of HAARP-generated HF and ELF Waves, American Geophysical Union, Fall Meeting 2009; San Francisco, CA; Abstract SA13A-1476; 14-18 December.
  • Marek Golkowski
    Golkowski, M (2009), Magnetospheric wave injection with the HAARP HF heater, Oral presentation at RF Ionospheric Interactions Workshop; Boulder, CO; 19-22 April, 2009; INVITED.
  • Nikolai Lehtinen
    Lehtinen, N. G. and U. S. Inan, ELF/VLF Wave Radiation Produced by an Equatorial Ionospheric Heater, Oral presentation at National Radio Science Meeting; Boulder, CO; Abstract HG2-9; January 5-8, 2009.
  • Toru Adachi
    Adachi, T., S. Cummer, J. Li, N. Lehtinen, Y. Takahashi, R.-R Hsu, H.-T. Su, A. B. Chen, S. B. Mende, H. U. Frey (2009), Current moment waveforms in sprite/halo producing lightning derived from satellite optical measurements, Poster presentation at 2009 Fall AGU Meeting; San Francisco, CA; 14-18 December, 2009.
  • Nikolai Lehtinen
    Lehtinen, N. G., HF Modulated ELF/VLF Generation: Upward and Earth-Ionosphere Waveguide Excitation and Trans-Ionospheric Propagation, Oral Presentation at 15th Annual RF Ionospheric Interactions Workshop; Millennium Harvest House, Boulder, CO; 19-22 April, 2009; INVITED.
  • George Jin
    Jin, G., M. Spasojevic, U. S. Inan (2009), Correlation between ELF signal intensity and magnetometer deviations in modulated ionospheric heating experiments, Oral presentation at 2009 URSI US National Radio Science Meeting; Boulder, CO; Abstract HG2-11; 5-8 January, 2009.
  • Erin Gemelos
    Gemelos, E.S., U.S. Inan, M. Walt, J. Sauvaud, M. Parrot, (2009) Seasonal Dependence of Energetic Electron Precipitation: Evidence for a Global Role of Lightning, Poster presentation at 2009 Fall AGU Meeting; San Francisco, CA; Abstract SM23A-1575; 14-18 December, 2009.
  • Daniel Golden
    Golden, D. I. (2009) Stanford VLF Measurements at Palmer Station; Oral presentation at Palmer Station, Antarctica, 22 March, 2009.
  • Naoshin Haque
    Haque, N., M. Spasojevic, O. Santolik, and U. S. Inan (2009), Wave Normal Angles of Magnetospheric Chorus Emissions Observed on the Polar Spacecraft, Poster presentation at 2009 AGU Fall Meeting; San Francisco, CA; Abstract SM23A-1579; 14-18 December, 2009.
  • Brant Carlson
    Carlson, B. E., N. G. Lehtinen, and U. S. Inan (2009), Terrestrial gamma-ray flash production by lightning current pulses, AGU 2009 Fall Meeting, poster AE33B-0308, San Francisco, CA, December 14-18.
  • Marek Golkowski
    Golkowski, M., U. S. Inan (2009), Investigation of whistler-mode chorus with terrestrial wave injection and non-linear models, Oral Presentation at 1st International Chorus Workshop; Lajolla, CA, 10-12 February, 2009.
  • Timothy Bell
    Bell, T. F., U. S. Inan, and N. Haque (2009), The Source Regions of Banded Chorus, Poster presentation at 2009 AGU Fall Meeting; San Francisco, CA; Abstract SM53B-1371; 14-18 December, 2009.
  • Timothy Bell
    Cohen, M. B., (2009) ELF/VLF Waves: Ionospheric and Magnetospheric Physics on a Global Scale; seminar at NASA Goddard Space Flight Center; Greenbelt, MD; 17 September, 2009 INVITED.
  • Daniel Golden
    Golden, D. I., M. Spasojevic and U. S. Inan (2009) Observations of chorus at L=2.4 and their relation to hiss and the plasmapause; Oral presentation at 1st International Chorus Workshop; La Jolla, CA, 10-12 February, 2009.
  • Daniel Golden
    Cohen, M. B., U. S. Inan, M. Golkowski , N. G. Lehtinen, D. Piddyachiy (2009), ELF/VLF wave generation with the HAARP facility, Poster presentation at 2009 AGU Fall Meeting, San Francisco, CA; Abstract SA13A-1467; 14-18 December, 2009.
  • Daniel Golden
    Golden, D. I. (2009) Ground-Based Measurements of ELF/VLF Electromagnetic Phenomena; Invited oral presentation at Stanford University High Performance Computing workshop; Stanford, CA; 11 September, 2009.
  • Nikolai Lehtinen
    Lehtinen, N. G., Theoretical modeling of full wave propagation and rapid ionospheric chemistry, Oral presentation at ONR Lightning-ionosphere Workshop; Stanford University, Stanford, CA; February 12-13, 2009; INVITED.
  • George Jin
    Jin, G., M. Spasojevic, U. S. Inan (2009), Solar cycle variations of the lower ionosphere detected by VLF remote sensing, Poster presentation at AGU Fall Meeting; San Francisco, CA; Abstract SA51B-1231; 14-18 December, 2009.
  • Denys Piddyachiy
    Piddyachiy, D., U. S. Inan, T. F. Bell, M. Parrot and J.-J. Berthelier (2009), DEMETER satellite observations of man-made and natural processes in the auroral ionosphere over the HAARP HF heater, Poster presentation at ISSS-9, Saint-Quentin-en-Yvelines, France; Abstract IAPR-06; 3 - 10 July.
  • Nikolai Lehtinen
    Lehtinen, N. G., Theoretical Modeling of HF Heating and ELF/VLF Generation, Oral presentation at MURI, Radiation Belt Remediation, HAARP and DSX Workshop; Stanford University, Stanford, CA; February 18-19, 2009; INVITED.
  • Benjamin Cotts
    Cotts, B. R., U. S. Inan and N. G. Lehtinen, Theoretical prediction of longitude dependence of electron precipitation due to lightning, Poster presentation at AGU Fall Meeting; San Francisco, CA; Eos Trans. AGU, 90(52), Fall Meet. Suppl., Abstract SM23A-1582; 14-18 December 2009.
  • Toru Adachi
    Adachi, T., M. Yamamoto, U. Inan, Y. Otsuka, and Y. Takahashi (2009), Possible VHF radar echoes in the lower ionosphere associated with lightning discharges, Poster presentation at AGU Chapman Conference on Effects of Thunderstorms and Lightning in the Upper Atmosphere; University Park, PA; Abstract EV-01; 10-14 May 2009.

2008

  • Marek Golkowski
    Golkowski, M.., (2008) Wave Injection at Low Latitudes, Oral presentation at Remediation of Enhanced Radiation Belts Workshop; Lake Arrowhead, CA; 3-6 March, 2008; INVITED
  • Daniel Golden
    Golden, D. I., M. Spasojevic and U. S. Inan (2008) VLF Chorus and Hiss Characteristics Observed at L=2.4; Oral presentation at 3rd VERSIM Workshop, Tihany, Hungary, 15-20 September, 2008.
  • Daniel Golden
    Carlson, B. E., N. G. Lehtinen, and U. S. Inan (2008), Observations and implications of terrestrial gamma-ray flash electrons, Workshop on Coupling of Thunderstorms and Lightning Discharges to Near-Earth Space, Corte, Corsica, France, June 23-27.
  • Marek Golkowski
    Golkowski, M.., (2008) HAARP One-hop Two-hop Observations, Oral presentation at Remediation of Enhanced Radiation Belts Workshop; Lake Arrowhead, CA; 3-6 March, 2008; INVITED.
  • Erin Gemelos
    Gemelos, Erin S., U.S. Inan, M. Walt, J-A. Sauvaud, and M. Parrot, (2008) Seasonal differences in electron precipitation driven by lightning, Oral presentation at 3rd VERSIM Workshop, Tihany, Hungary, Sept. 15-20, 2008. 
  • Marek Golkowski
    Golkowski, M.., (2008) ELF/VLF wave injection experiments with HAARP, Oral presentation at RF Ionospheric Workshop; Boulder, CO; 22-25 April, 2008; INVITED.
  • Marek Golkowski
    Golkowski, M., U. S. Inan, M.B. Cohen (2008), Magentospheric propagation paths of whistler-mode signals excited by the HAARP HF heater; Oral presentation at 2008 URSI US National Radio Science Meeting; Boulder, CO; Abstract HGS4-11; 3-6 January, 2008.
  • Andrew Gibby
    Gibby, A. R., U. S. Inan, T. F. Bell, (2008) A new model for the VLF triggered emission instability, Oral presentation at 3rd VERSIM Workshop, Tihany, Hungary, Sept. 15-20, 2008.