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- Optical source transformations N. Kundtz, D. A. Roberts, J. Allen, S. Cummer and D. R. Smith
- 128 IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, VOL. 13, NO. 3, MARCH 2003 A Simple, Nearly Perfectly Matched Layer for
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- www.elsevier.com/locate/asr Available online at www.sciencedirect.com
- During the night of 2223 February 2006, more than 400 middle-atmospheric optical
- Charge transfer and in-cloud structure of large-charge-moment positive lightning strokes in a mesoscale convective system
- 7. S. M. Bachilo et al., J. Am. Chem. Soc. 125, 11186 (2003). 8. Y. M. Li et al., Nano Lett. 4, 317 (2004).
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- 70 IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, VOL. 9, 2010 Reconfigurable Reflectarray Using Addressable
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- Measurements and implications of the relationship between lightning and terrestrial gamma ray flashes
- Fast tomographic reconstruction strategy for diffuse optical tomography
- Submillisecond imaging of sprite development and structure Steven A. Cummer,1
- Detecting electrical activity from Martian dust storms W. M. Farrell, M. L. Kaiser, M. D. Desch, J. G. Houser, and S. A. Cummer
- Characterizing the effects of disorder in metamaterial structures Jonah Golluba
- An orthogonal projection and regularization technique for magnetospheric radio
- Beta-type stepped leader of elve-producing lightning H. U. Frey,1
- Lightning charge moment changes in U.S. High Plains thunderstorms
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- Quasi-electrostatic field analysis and simulation of Martian and terrestrial dust
- Journal of Atmospheric and Solar-Terrestrial Physics 65 (2003) 499508 www.elsevier.com/locate/jastp
- Implications of lightning charge moment changes for sprite Steven A. Cummer
- Zero loss magnetic metamaterials using powered active unit cells
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- GEOPHYSICAL RESEARCH LETTERS, VOL. 28, NO. 3, PAGES 495-498, FEBRUARY 1, 2001 Unusually intense continuing current in lightning
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- Published in IET Microwaves, Antennas & Propagation Received on 5th November 2009
- Midlatitude nighttime D region ionosphere variability on hourly to monthly time scales
- Lightning mapping observation of a terrestrial gammaray flash Gaopeng Lu,1
- PUBLISHED ONLINE: 23 AUGUST 2009 | DOI: 10.1038/NGEO607 Quantification of the troposphere-to-ionosphere
- 262 IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, VOL. 8, 2009 Controllable Magnetic Metamaterial Using Digitally
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- MARSIS subsurface radar investigations of the South Polar reentrant Chasma Australe
- Experimental Demonstration of Electromagnetic Tunneling Through an Epsilon-Near-Zero Metamaterial at Microwave Frequencies
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- IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, VOL. 55, NO. 6, JUNE 2007 1781 The Measured Electric Field Spatial Distribution
- T h e o p e n a c c e s s j o u r n a l f o r p h y s i c s New Journal of Physics
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- Determining the effective electromagnetic properties of negative-refractive-index metamaterials from internal fields
- Broadband VLF measurements of lightning-induced ionospheric perturbations
- 172 IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, VOL. 3, 2004 Perfectly Matched Layer Behavior in Negative
- OCTOBER 2003 2417L Y O N S E T A L . 2003 American Meteorological Society
- Simulated causal subwavelength focusing by a negative refractive Steven A. Cummera)
- 1420 IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATIONS, VOL. 48, NO. 9, SEPTEMBER 2000 Modeling Electromagnetic Propagation in the
- Global X-ray emission during an isolated substorm a N. stgaarda,
- RadioScience,Volume35,Number2, Pages385-394,March-April 2000 Modeling ELF radio atmospheric propagation and
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- GEOPHYSICALRESEARCHLETTERS,VOL.27,NO.5,PAGES637-640,MARCH1,2000 Globalmultispectralauroralimagingofanisolatedsubstorm
- Published in Geophysical Research Letters, 24, 17311734, July 15, 1997. Copyright 1997 by the Americal Geophysical Union. Further distribution is not allowed.
- Full-wave simulations of electromagnetic cloaking structures Steven A. Cummer,* Bogdan-Ioan Popa, David Schurig, and David R. Smith
- 392 IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, VOL. 45, NO. 3, MARCH 1997 An Analysis of New and Existing FDTD
- Spectral dependence of terrestrial gamma-ray flashes on source B. J. Hazelton,1
- IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, VOL. 56, NO. 1, JANUARY 2008 127 Q-Based Design Equations and Loss
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- Polarity and energetics of inner core lightning in three intense North Atlantic hurricanes
- A survey of ELF and VLF research on lightningionosphere interactions and causative discharges
- Analysis of the first gigantic jet recorded over continental North America
- Wave fields measured inside a negative refractive index metamaterial Steven A. Cummera)
- Electromagnetic surface and line sources under coordinate transformations Steven A. Cummer,* Nathan Kundtz, and Bogdan-Ioan Popa
- Gigantic jets with negative and positive polarity streamers J. K. Chou,1
- Midlatitude daytime D region ionosphere variations measured from radio atmospherics
- GEOPHYSICAL RESEARCH LETTERS, VOL. 25, NO. 8, PAGES 1281-1284, APRIL 15, 1998 ELF Radiation Produced by Electrical Currents in
- A flexible and robust direct reconstruction method for magnetospheric radio tomography
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- Broadband very low frequency measurement of D region ionospheric perturbations caused by lightning electromagnetic pulses
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- JOURNAL OF GEOPHYSICALRESEARCH,VOL. 104,NO. E6, PAGES14,149-14,157,JUNE 25,1999 Radio atmospheric propagation on Mars and potential
- Testing sprite initiation theory using lightning measurements and modeled electromagnetic fields
- Phase Conjugation and Negative Refraction using Nonlinear Active Metamaterials Alexander R. Katko,1
- Multiinstrumental observations of a positive gigantic jet produced by a winter thunderstorm in Europe
- Optical Design of Reflectionless Complex Media by Finite Embedded Coordinate Transformations
- SUPERCELLS AND SPRITES BY WALTER A. LYONS, CCM, STEVEN A. CUMMER, MARK. A. STANLEY,
- QUARTERLY JOURNAL OF THE ROYAL METEOROLOGICAL SOCIETY Q. J. R. Meteorol. Soc. 136(s1): 257271 (2010)
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- T h e o p e n a c c e s s j o u r n a l f o r p h y s i c s New Journal of Physics
- GEOPHYSICAL RESEARCH LETTERS, VOL. 26, NO. 24, PAGES 3605-3608, DECEMBER 15, 1999 Sprites triggered by negative lightning discharges
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- PHYSICAL REVIEW A 82, 033837 (2010) Design of layered transformation-optics devices of arbitrary shape
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- Experimental Acoustic Ground Cloak in Air Bogdan-Ioan Popa,* Lucian Zigoneanu, and Steven A. Cummer
- Estimation of electric charge in sprites from optical and radio observations
- PHYSICAL REVIEW B 83, 224304 (2011) Homogeneous and compact acoustic ground cloaks
- Comparison of sprite initiation altitudes between observations W. R. Gamerota,1,2
- Characteristics of broadband lightning emissions associated with terrestrial gamma ray flashes
- PHYSICAL REVIEW B 84, 024305 (2011) Design and measurements of a broadband two-dimensional acoustic lens
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- Lightning development associated with two negative gigantic jets Gaopeng Lu,1
- Design and measurements of a broadband two-dimensional acoustic metamaterial with anisotropic effective mass density
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