Coat of arms

 

Professor John C. Brown

10th Astronomer Royal for Scotland

Published Works

My papers can also be accessed through NASA ADS http://adsabs.harvard.edu / or via the Department website for Publications 2001-2006

A. Solar Physics/Plasma Physics: B. Inverse and Data Analysis Problems: C. Stellar Astrophysics: D. Meteors, Comets and Celestial Mechanics: E. Books/Chapters: F. Applications of Astrophysics to Other Science: G. Popular Articles and Book Reviews

A. Solar Physics/Plasma Physics

(l) Brown, J.C.: l97l, Solar Phys. l8, 489-502,   "Deduction of Energy Spectra of Non Thermal Electrons in Flares from the Observed Dynamic Spectra of Hard X-Ray Bursts".

(2) Brown, J.C.: l972, Solar Phys. 25, l58-l77,   "The Decay Characteristics  of Models of Solar Hard X-Ray Bursts".

(3) Brown, J.C.: l972, Solar Phys. 26, 44l-459,  "The Directivity and Polarisation  of Thick Target X-ray  Bremsstrahlung from Solar Flares".

(4) Brown, J.C.: l972, Observatory 92, 2l0-2ll,   "Hard X-Ray Polarisation as an Electron Beam Diagnostic".

(5) Brown, J.C.: l973, Solar Phys. 28, l5l-l58,   "Thick Target X-Ray Bremsstrahlung from Partially Ionised Targets in Solar Flares".

(6) Brown, J.C.: l973, Solar Phys. 29, 42l-429,   "On the Ionisation of Hydrogen in Optical Flares".

(7) Brown, J.C.: 1973, Solar Phys. 3l, l43-l69,   "The Temperature Structure of Chromospheric Flares Heated by Non-Thermal Electrons".

(8) Brown, J.C.: l973,  Solar Phys. 32, 227-229,   "Temporal Fine Structure of X-rays from Trapped Electrons in Solar Flares".

(9) Brown, J.C.: 1974, Proc. Leningrad Seminar on Solar Cosmic Rays (June l973)   p.35,  "Solar Hard X-Ray and Gamma-Ray Bursts in the Interpretation of  Solar Cosmic Ray Acceleration in Flares".

(l0) Brown, J.C.: l974, Solar Physics 36, 37l-374,   "Comments on the Role of  Conduction in Optical Flare Heating".

(ll) Brown, J.C.: 1974, in G. Newkirk (ed.) Proc. I.A.U. Symp.57 on Coronal Disturbances  (Surfers' Paradise, Queensland Sept.l973) 395-411  "On the Thermal Interpretation of Hard X-Ray Bursts from Solar Flares".

(l2) Brown, J.C., McClymont, A.N., and McLean, I.S.: l974, Nature 247, No.5441, 448-449, "Interpretation of Polarisation Measurements of Solar Hard X-Ray Bursts".

(l3) Brown, J.C. and McClymont, A.N.: l975, Solar Phys. 4l, l35-151,  "The Height Distribution of Flare Hard X-Rays in Thick and Thin Target Models".

(l4) Brown, J.C. and Hoyng, P.: l975,  Astrophys. J.  200, 734-746, "Betatron Acceleration in a large Solar Hard X-Ray Burst".

(l5) Brown, J.C., van Beek, H.F. and McClymont, A.N.: l975, Astron. Astrophys. 41,   345-402,  "Determination of the Height of Solar Hard X-Ray Sources by Measurement of Photospheric Albedo Photons".

(l6) Brown, J.C. and van Beek, H.F.: 1975, in S.R. Kane (ed.) Solar, Gamma, X- and  EUV Emission, I.A.U. Symposium 68 (Buenos Aires, June l974) pp. 239-24l,   "Determination of the Height of Hard X-Ray Sources in the Solar Atmosphere".

(l7) Hoyng, P., Brown, J.C. and van Beek, H.F.: l976, Solar Phys. 48, l97-254,   "High Time Resolution Analysis of Hard X-Ray Flares Observed by the T.D. -1A Satellite".

(l8) Hoyng, P., Brown, J.C., van Beek, H.F. and Stevens, G.A.: l975, in S.R. Kane (ed.) Solar Gamma- X- and UV Radiation.  I.A.U. Symp. 68, 233-235.  "High Time Resolution Analysis of Solar Flares Observed on the ESRO TD-lA Satellite".

(l9) Brown, J.C.: 1975,  in S.R. Kane (ed.) Solar, Gamma, X- and EUV Radiation, Proc. IAU Symp. 68 (Buenos Aires, June l974) - (Invited review Paper)   p.245- 282  "The Interpretation of Spectra, Polarisation and Directivity of Solar Hard X-Rays".

(20) Brown, J.C.: 1976,invited review paper presented at Royal Society  Discussion Meeting on The Physics of the Solar Atmosphere (January 1975) Phil. Trans. Roy. Soc. London 281, 473-490,  "The interpretation of Hard and Soft X-Rays from Solar Flares".

(2l) Melrose, D.B. and Brown, J.C.: 1976, Mon. Nat. Ray. Astron. Soc. 176, 15-30, "Precipitation in Trap Models of Solar Hard X-Ray Bursts".

(22) Brown, J.C.: 1974, Arcetri Skylab Solar Workshop p.2l-22,  "Hard X-ray Coverage of the Skylab Period by ESRO TD-lA".

(23) Brown, J.C. and McClymont, A.N: 1976, Solar Phys. 49, 329-342, "Oscillations of Coronal Electron Traps Inferred from Solar Hard X-Ray Bursts".

(24) Brown, J.C. and Melrose, D.B.: 1976, Solar Phys., 52, ll7-l3l,  "Plasma Collective Effects and the Electron Number Problem in Solar Hard X-Ray Bursts".

(25) Brown, J.C.: 1976, Solar Physics 53, 263-265, "Energy Transport in Solar Flares" - Introductory Talk, IAU Commission l2 Discussion Meeting  Grenoble l976   "How Can Flares be Understood?"  (ed. Z. Svestka).

(26) Emslie, A.G., Brown, J.C. and Donnelly, R.F.: 1978, Solar Phys. 57, l75-l90, "Interpretation of Simultaneous EUV and Hard X-Ray Flare Observations".

(27) Brown, J.C., Canfield, R.C. and Robertson, M.N.: l978, Solar Phys.57, 399-408, "Hydrogen-Alpha Profiles from Electron-Heated Flares".

(28) Machado, M.E., Emslie, A.G. and Brown, J.C.: 1977, Solar Phys. 58, 363-389,"The Structure of the Temperature Minimum in Solar Flares and its significance for Flare Heating Mechanisms".

(29) Emslie, A.G., McCaig, M.G. and Brown, J.C.: 1979, Solar Phys. 63, l75-l85,"Application of the Trap-Plus Precipitation Hard X-Ray Burst Model to the Flare of l972 August 4".

(30) Brown, J.C., Melrose, D.B. and Spicer, D.S.: 1979, Astrophys. J.  228, 592-597,  "Production of a Collisionless Conduction Front by Rapid Coronal Heating and its Role in Solar Hard X-Ray Bursts".

(3l) Brown, J.C. and Nakagawa, Y.: 1978, Astrophys.J. Letters 225, L.153-156,  "The Theoretical Significance of Density Measurements in Soft X-Ray Flare Kernels".

(32) Brown, J.C. and Smith, D.F.: 1980, Rep.Prog.Phys. 43, 125-197, "Solar Flares" (invited review article).

(33) Brown, J.C., Craig, I.J.D. and Karpen, J.T.: 1980, Solar Phys.67, l43-l62, "Dynamic Spectral Characteristics of Thermal Models for Solar Hard X-Ray Bursts".

(34) Emslie, A.G. and Brown, J.C.: 1980, Ap.J. 237, l0l5-l023, "The Polarisation and Directivity of Thermal Models for Solar Hard X-Ray Bursts".

(35) Canfield, R.C., Brown, J.C., Brueckner, G.E., Cook, J.W., Craig, I.J.D.,  Doscheck,  G.A., Emslie, A.G., Henoux, J.C., Lites, B.W., Machado, M.E., Underwood, J.H.: 1980, Team 2 Report, in P.A. Sturrock (ed.) Solar Flares Skylab Solar Workshop II, Colorado Assoc. Univ. Press p.23l-270.

(36) Brown, J.C., Hayward, J. and Spicer, D.S.: 1980, Astrophys. J. Letters 245, 9l-94, "Thick Target Interpretation of the First Stereo Observations of a Solar Hard X-Ray Burst by Kane et al  l979".

(37) Spicer, D.S. and Brown, J.C.: 1980, Solar Phys. 67, 385-392, "A Classification Scheme for Solar Flare Models".

(38) Emslie, A.G., Brown, J.C. and Machado, M.E.: 1980,  Astrophys. J.  246, 337-334, "Sources of Discrepancy between Theoretical and Empirical Flare Chromospheres and their Possible Resolution".

(39) Brown, J.C. and Hayward, J.: 1981, Solar Phys. 73, l2l-l32, "Height Structure of Thermal Hard X-Ray Sources on the Sun".

(40) Smith, D.F. and Brown, J.C.: 1980, Astrophys. J. 242, 799-805, "Limits on the Streaming and Escape of Electrons in Thermal Models for Solar Hard X-Ray Emission".

(4l) Brown, J.C.: 1981, Nature (News and Views) 283, 8l4,  "The Hard X-Ray Sun in Stereo".

(42) Brown, J.C. and Hayward, J.: 1982, Solar Phys.  80, l29-l4l, "Energy Losses and Stability of Beam Driven Return Currents in Solar Flares".

(43) Brown, J.C.: 1982, Nature (News and Views) 285, 6l3-6l4,  "Flares without Acceleration or Acceleration without Flares".

(44) MacKinnon, A.L., Brown, J.C., Vilmer, N. and Trottet, G.: 1983, Astron. Astrophys. ll9, 297-300,  "The Effect of Precipitation on Diagnostics for Trapped Electrons in Solar Hard X-Ray Bursts".

(45) Brown, J.C.: 1983,  Nature (News and Views) 302, 292,  "The Evaporating Sun".

(46) Brown, J.C., MacKinnon, A.L., Zodi,A. and Kaufmann, P.: 1983, Astron. Astrophys. l23, l0-l6,  "Dissipative Thermal Models for Solar Microwave  Burst Delays".

(47) Brown, J.C.: 1983, in US Japan-Seminar on Recent Understanding of Solar Flares.  Solar Phys. 86, 227-230,  "Magnetic Dissipation Models for Solar Microwave Burst Delays".

(48) Brown, J.C.: 1983,  Solar Phys. 86, 458-460, "Conference Summary" of Tokyo Conference on Recent Advances in the Understand of Solar Flares.

(49) Brown, J.C., Carlaw, V.A., Cromwell, D. and Kane, S.R.: 1983, Solar Phys. 88, 28l-296,"A Comparison of the Thick Target Model with Stereo Data on the Height Structure of Solar Hard X-Ray Bursts".

(50) MacKinnon, A.L. and Brown, J.C.: l984,  Astron. Astrophys. 132, 229-235, "Spectral Characteristics of Microwave Emission from Solar Flare Thermal Hard X-Ray Models".

(5l) Kaufmann, P., Correia, E., Costa, J.E.R., Dennis, B.R., Hurford, G.J., Brown, J.C.: l984, Solar Phys. 91, 359-377,  "Multiple Energetic Injections in a Strong Spike-like Solar Burst".

(52) Brown, J.C. and Craig, I.J.D.: l984,  Astron. Astrophys. Letters 130, L5-L7, "The Importance of Beam Momentum in Beam-Heated Models of Solar Flares".

(53) Brown, J.C. and Bingham, R.: l984,  Astron. and Astrophys.  l3l, Lll-Ll4  "Electrodynamics of Electron Beam/Return Current Systems and their   Implications for Impulsive Emissions from Solar Flares".

(54) Brown, J.C.: l985, Observatory  l05, No.l068, 157-8 "Electrodynamics of  Electron Beams in Solar Flares".

(55) Loran, J.M., Brown, J.C., Kaufmann, P. and Correia E.: l985, Solar Phys. 97, 363-374,  "Interpretation of Fast Ripple Structure in Solar Impulsive Bursts".

(56) Brown, J.C., Loran, J.M. and MacKinnon, A.L.: l985,  Astron. Astrophys. 147,  Ll0-Ll2  "The Shortest Timescales in Solar Hard X-Ray Bursts Observed by SMM".

(57) Brown, J.C. and MacKinnon, A.L.: l985,  Astrophys.J. 292, L3l-L34  "Bremsstrahlung Spectra from Thick Target Electron Beams with Non- Collisional Energy Losses".

(58) Emslie, A.G. and Brown, J.C.: l985,  Astrophys.J.  245, 648-653  "Hard X-Ray Bremsstrahlung Production in Solar Flares by High Energy Proton Beams".

(59) Brown, J.C. and Loran, J.M.: l985,  Mon.Not.Ray.Astron. Soc.  212,  245-255,  "Possible Evidence for Stochastic Acceleration of Electrons in Solar Hard X-Ray Bursts  Observed by SMM".

(60) Loran, J.M. and Brown, J.C.: l985,  Astrophys. Sp. Sci. ll7, l73-l77  "Lower Limits to the Field Strength in Magnetic Reconnection Sites in Solar Flares Inferred from Hard X-Ray Bursts".

(6l) MacKinnon, A.L., Brown, J.C. and Hayward, J.: l986,  Solar Phys. 99, 231-262  "Quantitative Analysis of Hard X-Ray 'Footpoint' Flares Observed by the Solar Maximum Mission".

(62) Brown, J.C. and McClymont, A.N.: l986, Astrophys. Sp. Sci. 133, 297-306,  "Collisional and Return Current Heating Functions for Beam Heated Models of Solar Flares".

(63) McClymont, A.J. and Brown, J.C.: l986, AAS Abstract "Beam Collisional and   Return Current Heating Functions"

(64) McClements, K.G. and Brown, J.C.: l986, Astron. Astrophys. 165, 235-243, "The Inverse Compton Interpretation of Fast Time Structures in Solar Microwave and Hard X-Ray Bursts".

(65) Brown, J.C.: l986, in D.Neidig (Ed.) The Lower Atmosphere of Solar Flares, Report of NSO Workshop (Invited Review) 431-439, "Evidence for and against Electron Beams in Solar Flares".

(66) Cromwell, D., McQuillan, P. and Brown, J.C.: l988, Solar Phys. 115, 289-312, "Beam Driven Return Current Instability and Anomalous Plasma Heating in Solar Flares".

(67) McClements, K.G., Brown, J.C. and Emslie, A.G.: l987, in  NASA CP-2449 pp.373-382, (SMM Workshop on Short Timescale Fluctuations in Solar Flares) "Quasi-Linear Relaxation of Thick Target Electron Beams in Solar Flares".

(68) Cromwell, D., McQuillan, P. and Brown, J.C.: l987, in NASA CP-2449 pp.327-340, (SMM  Workshop on Short Timescale Fluctuations in Solar Flares)  "The Effect of Beam-Driven Current Instability on Solar Hard X-Ray Bursts".

(69) Brown, J.C.: l987, NASA CP-2449 pp.3ll-318, (SMM Workshop on Short Timescale Fluctuations in Solar Flares)  "Plasma Turbulence and Impulsive UV Line Emission in Solar Flares".

(70) Brown, J.C. and Emslie, A.G.: l988, Astrophys. J. 331, 554-564, "Analytic Limits on the Forms of Spectra Possible from Optically Thin Collisional Bremsstrahlung Sources".

(71) Brown, J.C. and Emslie, A.G.: l989, Astrophys. J. 339, 1123-1131, "Self-Similar Lagrangian Hydrodynamics of Beam Heated Solar Flares".

(72) MacKinnon, A.L. and Brown, J.C.: l989, Astron. Astrophys. 215, 371-380, "Implications of the Solar  g-Ray Continuum Limb-Brightening for Particle Acceleration and the Flare Magnetic Environment - II- Approximate Analytic Models".

(73) Cromwell, D., McQuillan, P. and Brown, J.C.: l989, in IAU Colloquium No.104, Solar and Stellar Flares (August 1988), Stanford University, California, U.S.A. 313-316, "Return current instability in flares" (poster paper).

(74) MacKinnon, A.L. and Brown, J.C.: l990, Astron.Astrophys. 232, 544-555, "Implications of the Solar  g-Ray Continuum Limb-Brightening for Particle Acceleration and the Flare Magnetic Environment - II - Numerical Results for Loop Models".

(75) Petrovay, K., Brown, J.C., Gesztelyi, L., Fletcher, L., Marik, M. and Stewart G.: l990, Solar Phys. 127, 51-64, "Asymmetric Loop Emergence and Subphotospheric Rotation".

(76) Henoux, J.C., Aboudarham, J., Brown, J.C., van den Oord, G.H.J., Gesztelyi, L. and Gerlei, O.: l990, Astron. Astrophys. 233, 577-582, "Black and White Flares".

(77) van Driel Gesztelyi, L, Brown, J.C., Henoux, J.C., Aboudarham, J., van den Oord, G.H.J., Gerlei, O. and Farnik, F.: l991, Debrecen EPS Solar Meeting "Negative Flares on the Sun".

(78) Almleaky, Y., Brown, J.C. and Sweet, P.A.: l989, Astron. Astrophys. 224, 328-37, "Interpretation of Density Sensitive Line Ratios from Inhomogeneous Plasmas - 1. Isothermal Plasmas".

(79) Brown, J.C., Karlicky, M., MacKinnon, A.L. and van den Oord, G.H.J.: 1990, Astrophys. J. Suppl. 73, 343-348, "Beam Heating in Solar Flares - Electrons or Protons?".

(80) MacKinnon, A.L. and Brown, J.C.: l989, Solar Phys. 122, 303-311, "The Bremsstrahlung Efficiency of Collisional Thick Target Models".

(81) Karlicky, M., Alexander, D., Brown, J.C. and MacKinnon, A.L.: l990, Solar Phys. 129, 325-341, "Return Current and Collisional Effects in a Thick Target Electron Beam with Pulsed Injection".

(82) Brown, J.C.,  Dwivedi, B.N., Almleaky, Y. and Sweet, P.A.: 1991,  Astron. Astrophys. 249, 277-283, "Interpretation of Density Sensitive Line Ratios from Inhomogeneous Plasmas - 2.  Non-isothermal plasmas".

(83) Al'mleaky, Y., Brown, J.C., Dwivedi, B.N. and Sweet, P.A.: l990,  Adv.Sp.Res. "Density Diagnostics and Inhomogeneous non-Isothermal Plasmas".

(84) Costa, J.E.R., Brown, J.C., Correia, E. and Kaufmann, P.: l990, Astrophys. J. Suppl. Series 73, 191-197, "On removal of the gradual component in analyses of solar impulsive bursts".

(85) Aboudaram, J., Henoux, J.-C., Brown, J.C., van den Oord, G.H.J. and van Driel- Gesztelyi, L.: l990, Solar Phys. 130, 243 "Energy transport in black/white flares".

(86) Brown, J.C., MacKinnon, A.L., van den Oord, G.H.J. and Trottet, G.: 1991, Astron. Astrophys. 242, L13-16, "Inference of `bumps' in electron energy spectra from high resolution X-ray bremsstrahlung spectra".

(87) Brown, J.C.: l99l, Phil. Trans. Roy. Soc. London,  A 366, 413-424 "Energetic particles in solar flares: Theory and diagnostics".

(88) Winglee, R.M., Dulk, G.A., Bornmann, P.L. and Brown J.C.: l99l, Astrophys. J. 375, 382-403, "Interrelation of soft and hard X-ray emissions during solar flares. II - Simulation Model".

(89) Brown, J.C.: l994, in “X-Ray Solar Physics from YohKoh” (eds Uchida et al) Frontier Science Series No. 10 (Universal Academic Press, Tokyo) pp. 147-149  "Entropy and the Thermal/Nonthermal Flare Debate"

(90) Brown, J.C. and Gray, N.: l994, in G.H.J. van den Oord (ed) Fragmented Energy Release in the Sun and Stars, "Spatial Fragmentation of Solar Flare Plasma and Beams". Space Sci. Rev. 68, 93-96

(91) Brown, J.C., Gray, N., MacKinnon, A.L. and Beekman, G.: l996, Astron.  Astrophys. 299, 629-634“Particle Acceleration and Entropy  Considerations"

(92) Brown, J.C. and 8 others.: 1994, Report of Team 2, Flares 22 Workshop, Ottawa (May 1993). Solar Phys. 153, 19-31, "Energy Release in Solar Flares".

(93) Zharkova, V.V. and Brown, J.C.: 1994, 3rd. SOHO Workshop, Estes Park. "The Effect of the Ambient  Heating Function on the XUV Emission of Flaring Atmospheres".   ESA SP-373, 61-65.

(94) Fletcher, L. and Brown, J.C.: l995,  Astron. Astrophys. 294, 260-269, "Solar Flare Ha impact polarisation produced by high energy electrons".

(95) Brown, J.C., Matthews, S.A. and Melrose, D.B.: l996, Astron. Astrophys.305, L49-52, “ Instability of Beam-Driven Return Currents in the Deep Chromosphere of Solar Flares”.

(96) Gray, N. and Brown, J.C.: l996, Astron. Astrophys. 307, 955-960, "Prominence and Flare Fine Sructure from Cross-field Thermal Conduction".

(97) Zharkova, V.V., Brown, J.C. and Syniavskii, D.V.: 1995, Adv. Sp. Res.. 17, Nos 4/5, 81-86, " Hard X-Ray Bremsstrahlung Emission and Polarisation in a Flaring Loop Affected by Electron Beams".

(98) Brown, J.C., Conway, A.J., Macpherson, K.P. and Janin, G.: 1994, ESOC Contract Report 9810/92/D/IM, "Neural Networks and Solar- Geomagnetic Activity Prediction". 40 pp

(99) Diver, D.A., Brown, J.C. and Rust, D.M.: l996, Solar Phys. 168, 105-114  "A  Possible Mechanism Governing the Producion and Evolution  of Ellerman Bombs".

(101) McArthur G., Brown J.C. and McIntosh S.: 1996, poster in Bentley and Mariska(eds), YohKoh Conference on Observations of Magnetic Reconnection in the Solar Atmosphere ASP Conf Series III, 292-295 “Inversion of Bremmstrahlung X-Ray Spectra from Partially Ionised Targets to Yield Electron Injection Spectra”

(102) Matthews S.A.,  Brown J.C. and van Driel-Gesztelyi L.: 1996, poster in Bentley and Mariska(eds), YohKoh Conference on Observations of Magnetic Reconnection in the Solar Atmosphere  ASP Conf Series III, 304-307“Beam Driven Return Current Instability and White Light               Flares”

(103) Emslie A.G. , Brown J.C. and MacKinnon A.L. :1997, Astrophys. J. 485, 430  "Coulomb Energy Losses in the Solar Corona and the Proton Energy Budget in Flares

(104) Macpherson, K.P. , Conway, A.J.  & Brown, J.C., 1995: JGR, 100, No. A11, 21, 735-744 , Prediction of Solar and Geomagnetic Activity Data using Neural Networks

(105) Conway, A.J., MacKinnon, A.L., Brown, J.C., MacArthur, G.K.: 1998, Astron. Astrophys. 331, 1103 -1107   - Analytic Description Of Collionally Evolving Fast Electrons and Solar Hard X-ray Loop Top Sources

(106) Brown, J.C., Karlicky, M., Conway, A.J. and Martland S.: 1997, A&A, 331, 1147-1156 " Electrostatics Effects In Neutral Beam Propagation Through Gases And Plasmas"

(107) Conway, A.J., Macpherson, K.P. & Brown, J.C.: 1998, Neurocomputing (18) 1-3, 81-89 "Delayed Time Series Predictions with Neural Networks,"

(108) Conway, A.J., Macpherson, K.P. & Brown J.C.: 1998, Astron. Geophys. 39, 2, 22-24 "Predicting the Maximum of Solar Maximum of cycle 23"

(109) Fletcher, L. and Brown, J.C.: l998, Astron. Astrophys. 338, 737-746. "Generation of Solar Ha  impact polarisation by fragmented evaporative upflows".

(110) Brown J.C., Aschwanden M. and Conway A.J. :1998, Astrophys. J. 509 , 911-  " The Electron Injection Function and Energy Dependent Delays in Thick Target X-Rays"

 (112) Matthews S.A.,  Brown J.C. and van Driel-Gesztelyi L.: 1998,   Astron. Astrophys. 340, 277-286“On the Role of Beam Driven Return Current Instability inWhite Light Flares”

(113) Karlicky, M., Brown, J.C., Conway, A.J. and Penny G: 1998, A&A 53, 729-740. "Flare Neutral Beam Propagation and Hard X-Ray  Bursts"

(114) Brown J.C. :2000, in Proc. of Workshop Anticipating HESSI (R.Ramaty and N.Mandzhavidze eds) ASP Conf Series 206 , 210-214. Hard X-Rays from MeV Neutral Beams

(115) Brown, J.C. ,Krucker S., Benz A.O. and Guedel M. :2000 A&A 359, 1185-  Mechanisms for Evaporative Solar “Micro-Events”             

(116) Brown J.C., Karlicky M , Mandzhavidze N, & Ramaty R.:  2000 Ap J  541, 1104    Hard X-Ray Bremsstrahlung from Neutralised Ion Beams

 (117) Emslie, A.G., Barrett, R. K.,Brown, J.C. : 2001, ApJ., 557, 921 An Empirical Method to Determine Electron Energy Modification Rates from Spatially Resolved Hard X-Ray Data

(118) Emslie, A. G.; Barrett, R. K.; Brown, J. C. 2001AGUSM..SP42A04E An Empirical Method to Determine Electron Energy Modification Rates from Spatially Resolved Hard X-ray Data

(119) Brown, J.C. ,Krucker S., Guedel M. , &Benz A.O. :2000,  IAU Symp. 203, 498-501 Recent Insights into the Physics of the Sun and Heliosphere- eds. P.Brekke, B.Fleck and J.B. Gurman. Mechanisms for Coronal Mass Supply  via Evaporative  Solar Micro-Events

(120) Brown J.C. :2000, in Proc. of Workshop Anticipating HESSI (R.Ramaty and N.Mandzhavidze eds) ASP Conf Series 206 , 210-214. Hard X-Rays from MeV Neutral Beams

(121) Brown, J.C., Smolkin S.A. and O'Malley : 2001, ESLAB Symposium. Energetic Particles in Solar and Stellar Coronae

(122)  Haydock, E. L.,  Brown, J. C., Conway, A. J.,  Emslie, A. G. : 2001, Sol.Phys. 203,355, The effect of wave generation on HXR bremsstrahlung spectra from flare thick-target beams

(123) Alexander, R. Calum; Brown, John C.: 2002, Solar Phys. 210, 407. Empirical correction of RHESSI spectra for photospheric albedo and its effect on inferred electron spectra

(124) Aschwanden, Markus J.; Brown, John C.; Kontar, Eduard P. 2002, Solar Phys. 210, 383. Chromospheric Height and Density Measurements in a Solar Flare Observed with RHESSI - II. Data Analysis

(125) Brown, John C.; Aschwanden, Markus J.; Kontar, Eduard P.:2002, Solar Phys 210, 373. Chromospheric Height and Density Measurements in a Solar Flare Observed with RHESSI - I. Theory

(126) Lin, R. P.; Dennis, B. R.; Hurford, G. J.; Smith, D. M.; Zehnder, A.; Harvey, P. R.; Curtis, D. W.; Pankow, D.; Turin, P.; Bester, M.; and 56 co-authors : 2002 Solar Phys..210.,  3L, The Reuven Ramaty High-Energy Solar Spectroscopic Imager (RHESSI)

(127) Kontar, Eduard P.; Brown, John C.; McArthur, Guillian K.:2002, Solar Phys. 210, 419. Nonuniform Target Ionization and Fitting Thick Target Electron Injection Spectra to RHESSI Data

(128) Aschwanden,M.J., Brown,J.C., and Kontar,E.P. 2003, in Proc. 10th European Solar Physics Meeting on "Solar Variability: From Core to Outer Frontiers", Europhysics Conference, 9-14 Sept 2002, Praha, Czech Republic; ESA publication (ed. Andrew Wilson), Noordwijk, The Netherlands, (in press)

(129)Brown, J.C., Kontar,E., MacKinnon,A.L., and Aschwanden,M.J. 2003, in Proc. 10th European Solar Physics Meeting on "Solar Variability: From Core to Outer Frontiers", Europhysics Conference, 9-14 Sept 2002, Praha, Czech Republic; ESA publication (ed. Andrew Wilson), Noordwijk, The Netherlands, (in press) Flare electron energy budgets - What is RHESSI telling us?

(130) Kontar E., Brown JC and McArthur G.K. : 2002, poster EPS SPM10 (Prague) Nonuniform Target Ionisation and RHESSI HXR Spectra

(131) Alexander C., and Brown J.:2002, poster EPS SPM10 (Prague) Effects on RHESSI spectra of  photospheric  albedo

(132) Conway A.J., Brown, J.C., Eves B.A., Kontar, E.P and Schwartz R.A. :2003, A&A 407, 725  Implications of Solar Flare HXR ‘knee’ spectra observed by RHESSI 

(133) Brown, J.C., Emslie, A.G., and  Kontar, E. 2003, Astrophys.J. 595, L115 The Determination and Use of Mean Electron Flux Spectra in Solar Flares

(134)  Piana, M.,Massone, A.M.,Kontar, E.P. Brown, J.C. & Schwartz, R.A. 2003, Astrophys.J., 595 , L127  Regularized Electron Flux Spectra in the 2002 July 23 Solar Flare

(135) Kontar, E.P., Brown, J. C., Emslie, A. G., Schwartz, R. A.; Smith, D. M. Alexander, R. C., 2003 ApJ., 595L.123.          An explanation for Non-Power-Law Behavior in the Hard X-Ray Spectrum of the 2002 July 23 Solar Flare

(136) Emslie A.G. Miller J. and Brown JC : 2004, .Ap. J. Letters 602L, 69. An Explanation for the Different Locations of Electron and Ion Acceleration in Solar Flares

(137) Veronig, A. and Brown, J.C 2004, ApJ Letters 603L.117. A Coronal Thick-Target Interpretation of Two Hard X-Ray Loop Events

(138) Hudson, H. S.; Hurford, G. J.; Brown, J. C.: 2003, Solar Phys .214,171. Coronal scattering as a source of flare-associated polarized hard X-rays

(139) Veronig, A., Brown, J.C, Dennis B.R., Sui, L., and  Tolbert, K. 2004, ApJ in press. A RHESSI/GOES data study of the Neupert Effect and its Physical Significance

 (140) Brown J.C. :2004, IAU Symp 219 The Stars as Suns – Invited Review , p155 (Invited Opening Talk) The sun as a stellar laboratory – unsolved problems

(141) Kontar, E.P., Piana,  M., Massone, A.M., Emslie, A.G., & Brown, J.C. 2004 Solar Phys.  225,  293. Generalized Regularization Techniques with Constraints for the Analysis of Solar Bremsstrahlung X-ray Spectra

(142) Kontar, E.P. A. Emslie A.G, Piana M, Massone A, Brown, J.C. 2005. Determination of Electron Flux Spectra in a Solar Flare with an Augmented Regularization Method: Application to Rhessi Data, Solar Physics, 2005, Volume 226, pp 317 – 325

(143) Massone, A.M., Emslie,  A.G., Kontar, E.P., Piana, M., Prato, M., & Brown, J.C. 2004, AstrophysJ,  613, 1233 Anisotropic Bremsstrahlung Emission and the Form of Regularized Electron Flux Spectra in Solar Flares

(144) Veronig, A.M., &  Brown, J.C. 2004, AstrophysJ, 603, L117 A Coronal Thick-Target Interpretation of Two Hard X-Ray Loop Events

(145) Emslie, A.G., Miller,  J.A., & Brown, J.C. 2004, AstrophysJ, 602, L69 An Explanation for the Different Locations of Electron and Ion Acceleration in Solar Flares

(146) Veronig, A.M., Brown,  J.C., Dennis, B.R., Schwartz, R.A., Sui, L., & Tolbert, A.K. 2005,  AstrophysJ, 621, 482. Physics of the Neupert Effect: Estimates of the Effects of Source Energy, Mass Transport, and Geometry Using RHESSI and GOES Data

(147) Veronig, A. M.; Brown, J. C.; Dennis, B. R.; Schwartz, R. A.; Sui, L.; Tolbert, L. :2005, smp conf 263. Testing the Neupert effect

(148) Veronig, A.M., Brown,  J.C., Dennis, B.R., Schwartz, R.A., Sui, L., & Tolbert, L. 2005, Solar  Magnetic Phenomena, Proceedings of the 3rd Summerschool and Workshop held at the Solar Observatory Kanzelh" ohe, K" arnten, Austria, August 25-- September 5, 2003. Edited by A.Hanslmeier, A.Veronig, and  M.Messerotti. Astronomy and Astrophysics Space Science Library, vol.320, Springer, Dordrecht, The Netherlands, 2005., p.263-266, 263. Testing the Neupert effect

(149) Brown, J.C. 2005, Solar  Magnetic Phenomena, Proceedings of the 3rd Summerschool and Workshop held  at the Solar Observatory Kanzelh" ohe, K" arnten, Austria, August 25  -- September 5, 2003. Edited by A.Hanslmeier, A.Veronig, and  M.Messerotti. Astronomy and Astrophysics Space Science Library, vol.320,  Springer, Dordrecht, The Netherlands, 2005., p.87-114, 87. High energy radiation from the Sun

(150) Emslie, G.; Brown, J. C.; Holman, G. D.; Johns-Krull, C.; Kontar, E. P.; Massone, A. M.; Piana, M. :2005,  AGUSMSP21E Comparison of Algorithms for Reconstructing Electron Spectra from Solar Flare Hard

(151) Stoiser, S.; Veronig, A. M.; Brown, J. C.; McTiernan, J. M.; Hanslmeier, A.: 2005, dysuconf 142. Analysis of Selected Rhessi Microflares

(152) Bone, L.; Brown, J. C.; Fletcher, L. 2005, 2005, dysuconf. Multiwavelength Observations of a Partially Occulted Solar Flare

(153)McKibben, R. B.; Connell, J. J.; Macri, J. R.; McConnell, M. L.; Ryan, J. M.; Flückiger, E. O.; Moser, M. R.; Brown, J. C.; MacKinnon, A. L. 2005, Adv Space Res 36, 1432. Applications of a phoswich-based detector for fast (~1 - 10 MeV) solar neutrons for missions to the inner heliosphere

(154) Brown, John C.; Kontar, Eduard P. 2005, Adv Sp Res 35 1675. Problems and progress in flare fast particle diagnostics

(155) Veronig, Astrid M.; Brown, John C.; Bone, Laura 2005, Adv. Sp, Res 365,1683. Evidence for a solar coronal thick-target hard X-ray source observed by RHESSI

 (156) Brown, J. C.; Emslie, G.; Brown, J. C.; Holman, G. D.; Johns-Krull, C.; Kontar, E. P.; Massone, A. M.; Piana, M. :2006, Ap. J. 643,523. Evaluation of Algorithms for Reconstructing Electron Spectra from Solar Flare Hard X-Ray Spectra

(157) Kontar, E. P.; MacKinnon, A. L.; Schwartz, R. A.; Brown, J. C. 2006, A&A 446, 1157. Compton backscattered and primary X-rays from solar flares: angle dependent Green's function correction for photospheric albedo

(158) Brown, J. C : 2006, invited review 32nd meeting PAS, Urania special issue p36. RHESSI results on solar HXR sources

(159) Brown, J.C., Veronig, A. and Kontar, E.P. :2006. Proceedings CESRA Workshop 2004: "The High Energy Solar Corona: Waves, Eruptions, Particles", Lecture Notes in Physics, 200  RHESSI results on solar HXR sources – time for a rethink?

(160) Piana, M. Prato, .Brown, J.C. Emslie, A.G. Massone, A.M., Kontar, E.P. 2006, Solar Phys. 237,61. Regularized reconstruction of the differential emission measure from solar flare hard X-ray spectra}

(161) Brown, J.C. and P. C.V Mallik  2007, A&A in press. Fast electron recombination – a neglected source to flare hard x-ray continuum and a low energy cut-off diagnostic

(162) Kontar, E.P., Brown, J.C., 2006 Advances in Space Research 38, 945 Solar flare hard X-ray spectra possibly inconsistent with the collisional thick target model

(163) Kontar E.P and Brown J.C. 2006, ApJ letters 653, L149, 31 Stereoscopic Electron Spectroscopy of Solar Hard X-Ray Flares with a Single Spacecraft

(164) Kasparova, J.,  Kontar, E. P.,  Brown, J. C., 2007, Astronomy and Astrophysics 466, 705 Hard X-ray Spectra and Positions of Solar Flares observed by RHESSI: photospheric albedo, directivity and electron spectra

 

My papers can also be accessed through NASA ADS http://adsabs.harvard.edu / or via the Department website for Publications 2001-2006

A. Solar Physics/Plasma Physics: B. Inverse and Data Analysis Problems: C. Stellar Astrophysics: D. Meteors, Comets and Celestial Mechanics: E. Books/Chapters: F. Applications of Astrophysics to Other Science: G. Popular Articles and Book Reviews