Margaret Ann Shea

Margaret Ann Shea's AcademicInfluence.com Rankings

Margaret Ann Shea

Physics

#6934

World Rank

#8926

Historical Rank

physics Degrees

Download Badge

Physics

Margaret Ann Shea's Degrees

PhD Physics University of California, Berkeley
Masters Physics University of California, Berkeley
Bachelors Physics University of California, Berkeley

Why Is Margaret Ann Shea Influential?

(Suggest an Edit or Addition)

(See a Problem?)

Margaret Ann Shea's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

CREME96: A Revision of the Cosmic Ray Effects on Micro-Electronics Code (1997) (571)
Quantitative model for gene regulation by lambda phage repressor. (1982) (531)
A summary of major solar proton events (1990) (281)
Solar cosmic ray events for the period 1561–1994: 1. Identification in polar ice, 1561–1950 (2001) (201)
On cosmic-ray cut-off terminology (1991) (170)
Magnetospheric Models and Trajectory Computations (2000) (167)
A study of vertical cutoff rigidities using sixth degree simulations of the geomagnetic field (1965) (162)
A review of geomagnetic cutoff rigidities for earth-orbiting spacecraft (2002) (139)
Scaling time-integrated in situ cosmogenic nuclide production rates using a continuous geomagnetic model (2008) (118)
Space Weather and the Ground-Level Solar Proton Events of the 23rd Solar Cycle (2012) (114)
A simplified model for timing the arrival of solar flare‐initiated shocks (1985) (113)
The October 22, 1989, solar cosmic ray enhancement: An analysis of the anisotropy and spectral characteristics (1997) (105)
Possible evidence for a rigidity-dependent release of relativistic protons from the solar corona (1982) (97)
Solar-terrestrial predictions (1990) (95)
Solar cosmic ray events for the period 1561–1994: 2. The Gleissberg periodicity (2001) (92)
Quantitative model for gene regulation by ? phage repressor (1997) (91)
Fifty Years of Cosmic Radiation Data (2000) (70)
Estimating cosmic-ray vertical cutoff rigidities as a function of the McIlwain L-parameter for different epochs of the geomagnetic field (1987) (70)
Solar proton events for 450 years: The Carrington event in perspective (2004) (68)
Solar proton events during the past three solar cycles (1989) (65)
The May 1967 great storm and radio disruption event: Extreme space weather and extraordinary responses (2016) (63)
GLE and Sub-GLE Redefinition in the Light of High-Altitude Polar Neutron Monitors (2017) (61)
Fifty years of progress in geomagnetic cutoff rigidity determinations (2009) (59)
Direct solar neutrons detected by neutron monitors on 24 May 1990 (1991) (56)
Calculations and observations of solar particle enhancements to the radiation environment at aircraft altitudes. (2003) (55)
A five degree by fifteen degree world grid of trajectory-determined vertical cutoff rigidities (1968) (54)
The September 29, 1989 ground‐level event observed at high rigidity (1990) (54)
The daily variation of trajectory‐derived high‐latitude cutoff rigidities in a model magnetosphere (1969) (53)
A geomagnetic cutoff rigidity interpolation tool: Accuracy verification and application to space weather (2006) (51)
Geomagnetic cutoffs: a review for space dosimetry applications. (1994) (50)
Detection of 0.5–15 GEV solar protons on 29 September 1989 at Australian stations (1991) (49)
Vertical cutoff rigidities for cosmic ray stations since 1955 (2001) (49)
The Carrington event: Possible solar proton intensity time profile (2006) (46)
Space weather: The effects on operations in space (1998) (46)
Cosmic ray Implications for Human Health (2000) (45)
Characteristics of Late-phase >100 MeV Gamma-Ray Emission in Solar Eruptive Events (2018) (45)
The Production of Cosmogenic Isotopes in the Earth's Atmosphere and Their Inventories (1991) (43)
Solar particle enhancements of single-event effect rates at aircraft altitudes (2003) (40)
A comparison of the tsyganenko model predicted and measured geomagnetic cutoff latitudes (2001) (39)
Solar Cycle in the Heliosphere and Cosmic Rays (2014) (38)
Significant proton events of solar cycle 22 and a comparison with events of previous solar cycles. (1994) (38)
THE HIGH-ENERGY IMPULSIVE GROUND-LEVEL ENHANCEMENT (2012) (38)
PPS-87: a new event oriented solar proton prediction model. (1989) (37)
The space-developed dynamic vertical cutoff rigidity model and its applicability to aircraft radiation dose. (2003) (37)
Neutron and electromagnetic emissions during the 1990 May 24 solar flare (1994) (37)
On the Little‐Known Consequences of the 4 August 1972 Ultra‐Fast Coronal Mass Ejecta: Facts, Commentary, and Call to Action (2018) (36)
History of Energetic Solar Protons for the Past Three Solar Cycles Including Cycle 22 Update (1993) (36)
A procedure for estimating the changes in cosmic ray cutoff rigidities and asymptotic directions at low and middle latitudes during periods of enhanced geomagnetic activity (1986) (35)
Possible ground-level measurements of solar neutron decay protons during the 19 October 1989 solar cosmic ray event (1991) (34)
World-wide radiation dosage calculations for air crew members. (2003) (34)
Catalog of Solar Particle Events, 1955–1969 (1975) (34)
Preliminary study of cosmic rays, geomagnetic field changes and possible climate changes (2004) (34)
Magnetohydrodynamic modelling of interplanetary disturbances between the Sun and Earth (1982) (32)
SUPPLEMENT TO IQSY INSTRUCTION MANUAL NO. 10 COSMIC RAY TABLES: ASYMPTOTIC DIRECTIONS, VARIATIONAL COEFFICIENTS AND CUTOFF RIGIDITIES. (1968) (32)
Worldwide trajectory‐derived vertical cutoff rigidities and their application to experimental measurements (1967) (32)
Solar proton fluxes as a function of the observation location with respect to the parent solar activity (1996) (31)
Electromagnetic and corpuscular emission from the solar flare of 1991 June 15: Continuous acceleraton of relativistic particles (1994) (30)
Imaging black holes and jets with a VLBI array including multiple space-based telescopes (2019) (29)
Cosmic ray density gradients related to north‐south asymmetry in activity on the Sun (1986) (29)
A review of solar proton events during the 22nd solar cycle. (2002) (28)
Comment on the use of GOES solar proton data and spectra in solar proton dose calculations. (1999) (28)
Two groups of extremely large >30 MeV solar proton fluence events (2006) (28)
CHANGES IN CALCULATED VERTICAL CUTOFF RIGIDITIES AT THE ALTITUDE OF THE INTERNATIONAL SPACE STATION AS A FUNCTION OF GEOMAGNETIC ACTIVITY (1999) (27)
Compendium of the eight articles on the “Carrington Event” attributed to or written by Elias Loomis in the American Journal of Science, 1859–1861 (2006) (27)
Recent and Historical Solar Proton Events (1992) (27)
History of solar proton event observations (1995) (27)
A Determination of the Spectra, Spatial Anisotropy, and Propagation Characteristics of the Relativistic Solar Cosmic-Ray Flux on November 18, 1968. (1971) (26)
Comment on estimating the solar proton environment that may affect Mars missions. (2003) (26)
The Influence of the Changing Geomagnetic Field on Cosmic Ray Measurements (1990) (26)
The heliolongitudinal distribution of solar flares associated with solar proton events. (1996) (26)
PPS76: A computerized event mode solar proton forecasting technique (1979) (25)
A comparison of energetic solar proton events during the declining phase of four solar cycles (cycles 19–22) (1995) (25)
Global real‐time dose measurements using the Automated Radiation Measurements for Aerospace Safety (ARMAS) system (2016) (25)
A Five by Fifteen Degree World Grid of Calculated Cosmic Ray Vertical Cutoff Rigidities for 1965 and 1975 (1975) (23)
Latitudinal cosmic ray gradients: Their relation to solar activity asymmetry (1991) (23)
Preliminary search for cosmic radiation and solar-terrestrial parameters correlated with the reversal of the solar magnetic field (1981) (23)
Modeling the time-intensity profile of solar flare generated particle fluxes in the inner heliosphere. (1992) (23)
A study of the effectiveness of the McIlwain coordinates in estimating cosmic-ray vertical cutoff rigidities (1967) (23)
Calculated Vertical Cutoff Rigidities for the International Space Station During Magnetically Active Times (1999) (23)
Variations of the cosmic radiation in November 1960 (1961) (22)
Attenuation of neutron monitor radiation in the atmosphere (1968) (22)
Radiation dose along North American transcontinental flight paths during quiescent and disturbed geomagnetic conditions (2005) (21)
The local time dependence of the anisotropic solar cosmic ray flux. (2003) (21)
Identification of major proton fluence events from nitrates in polar ice cores. (1999) (20)
Geomagnetic Cutoff Rigidity Calculations at 50-Year Intervals Between 1600 and 2000 (2003) (19)
Database of Ground Level Enhancements (GLE) of High Energy Solar Proton Events (2016) (19)
Interhemispheric observations of impulsive nitrate enhancements associated with the four large ground-level solar cosmic ray events (1940–1950) (2009) (19)
Solar proton event patterns: the rising portion of five solar cycles (2002) (19)
Tables of Asymptotic Directions and Vertical Cutoff Rigidities for a Five Degree by Fifteen Degree World Grid as Calculated Using the International Geomagnetic Reference Field for Epoch 1965.0. (1975) (18)
Solar proton event classification system (1971) (18)
A Study of the Frequency of Occurrence of Large-Fluence Solar Proton Events and the Strength of the Interplanetary Magnetic Field (2004) (17)
Low time resolution analysis of polar ice cores cannot detect impulsive nitrate events (2014) (16)
Solar Cosmic Rays on 29 September 1989; An Analysis using the World-Wide Network of Cosmic Ray Stations (1991) (16)
Evaluation of the dynamic cutoff rigidity model using dosimetry data from the STS-28 flight. (2003) (15)
A case history of solar and galactic space weather effects on the geosynchronous communications satellite TDRS-1 (2000) (14)
Transport as the Rate-Limiting Step in the Incorporation of Uridine into Mengovirus Ribonucleic Acid in Novikoff Rat Hepatoma Cells (1971) (14)
Solar Cosmic Rays, 1960-1989 (1990) (14)
Preliminary Study of the 400-Year Geomagnetic Cutoff Rigidity Changes, Cosmic Rays and Possible Climate Changes (2003) (14)
The effect of local perturbations of the geomagnetic field on cosmic ray cutoff rigidities at Jungfraujoch and Kiel (1983) (14)
The limitations of using vertical cutoff rigidities determined from the IGRF magnetic field models for computing aircraft radiation dose. (2003) (13)
Geomagnetic Transmission Functions for a 400 KM Altitude Satellite (1983) (13)
400 years of large fluence solar proton events (2001) (12)
Cosmic ray exposure factors for Shuttle altitudes derived from calculated cut-off rigidities. (1984) (12)
Determining the strength of the ring and the magnetopause currents during the initial phase of a geomagnetic storm using cosmic ray data (1990) (12)
On the observation of a flare‐generated shock wave at 9.7 AU by Pioneer 10 (1978) (12)
Daily variation of electron and proton geomagnetic cutoffs calculated for Fort Churchill, Canada (1972) (12)
The applicability of model based aircraft radiation dose estimates (2005) (12)
The Flux and Fluence of Major Solar Proton Events and their Record in Antarctic Snow (1993) (12)
The solar-terrestrial event of 23 February 1956 (2009) (11)
Study of Travelling Interplanetary Phenomena 1977 (1977) (11)
Cosmic ray tables - Asymptotic directions, variational coefficients and cut-off rigidities IQSY instruction manual no. 10 (1965) (11)
Toward a descriptive model of solar particles in the heliosphere (1988) (11)
III. Cosmic-ray latitude survey in Western USA and Hawaii in summer, 1966 (1969) (11)
Analytical Representations for Characterizing the Global Aviation Radiation Environment Based on Model and Measurement Databases (2018) (11)
Predicting and Modeling Solar Flare Generated Proton Fluxes in the Inner Heliosphere (1993) (11)
The cosmic ray ground level enhancement of 6 November 1997. (2002) (11)
Galactic Cosmic Radiation And Solar Energetic Particles (2021) (11)
IV. Geographically smoothed geomagnetic cutoffs (1969) (11)
NASA Marshall Engineering Thermosphere model — 1999 version (MET-99) and implications for satellite lifetime predictions (2000) (10)
Changes in Neutron Monitor Response and Vertical Cutoff Rigidities Resulting from Secular Variations in the Geomagnetic Field. (1971) (10)
Geomagnetic cutoff rigidities and geomagnetic coordinates appropriate for the Carrington flare Epoch (2006) (10)
The dose rate observed on 19-21 October 1989 and its modulation by geophysical effects. (1994) (10)
Some comments on the east-west solar flare distribution during the 1976–1985 period (1990) (10)
Unusual intensity‐time profiles of ground‐level solar proton events (2008) (10)
The direct mode of propagation of cosmic rays to geostationary satellites (1971) (10)
The NASA Marshall solar activity model for use in predicting satellite lifetime (1999) (10)
Geomagnetic Cutoff Rigidity Computer Program: Theory, Software Description and Example (2001) (9)
Summary of cutoff rigidities calculated with the International Geomagnetic Reference Field for various epochs. Environmental research papers (1976) (9)
The evaluation of cutoff rigidities and reentrant albedo calculations for Palestine, Dallas, and Midland, Texas (1975) (9)
High Energy Cosmic Ray Modulation in March-June 1991 (1993) (9)
Secular variations in cosmic ray cutoff rigidities (1970) (9)
Effects of Elevated Temperatures on Mengovirus Ribonucleic Acid Synthesis and Virus Production in Novikoff Rat Hepatoma Cells (1971) (9)
Significant Solar Proton Events For Five Solar Cycles (1954-2007) (2008) (8)
A COMPARISON OF THEORETICAL AND EXPERIMENTAL COSMIC-RAY EQUATORS. (1969) (8)
Relativistic Solar Particle Events Recorded by the Lomnicky Stit Neutron Monitor (1993) (8)
March 1991 Solar-Terrestrial Phenomena and Related Technological Consequences (1993) (8)
The prediction of AE, ap, and Dst at time lags between 0 and 30 hours (1979) (8)
The Effect of Solar Activity on the Cosmic Ray Intensity at Solar Minimum (1990) (8)
Solar Particle Events (2014) (7)
Overview of the effects of solar-terrestrial phenomena on man and his environment (1996) (7)
The use of the McIlwain L-parameter to estimate cosmic ray vertical cutoff rigidities for different epochs of the geomagnetic field (1985) (7)
The Use of Geophysical Data in Studies of the Historical Solar-Terrestrial Environment (2004) (7)
Asymptotic directions and vertical cutoff rigidities for selected cosmic-ray stations as calculated using the Finch and Leaton geomagnetic field model. Environmental research papers (1975) (7)
Solar, interplanetary, and geomagnetic phenomena in March 1991 and their association with spacecraft and terrestrial problems (1995) (7)
Reply to comment by E. W. Wolff et al. on “Low time resolution analysis of polar ice cores cannot detect impulsive nitrate events” (2016) (7)
On the Latitude Dependence of Cosmic Ray Cutoff Rigidity Variations during the Initial Phase of a Geomagnetic Storm (1987) (7)
Unusual Aspects of the Ground-Level Cosmic Ray Event of 7/8 December 1982 (1987) (6)
The Relativistic Solar Proton Event of 15 June 1991 (1993) (6)
Review of Ground-Level Solar Cosmic Ray Enhancements During the 22nd Solar Cycle (1995) (6)
Were Solar Neutrons Observed by Neutron Monitors on 1984 April 25 (1990) (6)
Characteristics of cosmic ray cutoffs for a satellite orbiting at 400 km; the effect of the solid earth. (1981) (6)
a Model of the 7 may, 1978 Solar Cosmic Ray Event (1979) (6)
A suggested standardized format for cosmic ray ground-level event data (1985) (6)
The Intensity and Evolution of the Extreme Solar and Geomagnetic Storms in 1938 January (2021) (6)
Dual Acceleration and/or Release of Relativistic Solar Cosmic Rays (1997) (6)
Effects of orbit progression on the radiation exposures from solar proton fluxes in low Earth orbit under geomagnetic storm conditions. (1996) (6)
Ultrafast Manipulation of Electron Spin Coherence (2001) (5)
Comment On the Minimum Mass Path Of a Uni-directional Solar Neutron Particle Beam Through The Earth Atmosphere (1995) (5)
The relativistic solar proton ground‐level enhancements associated with the solar neutron events of 11 June, 15 June 1991 (1994) (5)
Vertical Geomagnetic Cutoff Rigidities for Epoch 2000-Deviations from Expected Latitude Curves (2006) (5)
Space Weather and the Ground-Level Solar Proton Events of the 23rd Solar Cycle (2012) (5)
The Concept of Using the Deep River and Kerguelen Neutron Monitors as 'Flagship' Stations for Ground-Level Solar Cosmic Ray Events (1990) (5)
Fundamentals of Space Environment Science (2005) (5)
The daily variation of cosmic-ray cutoff at the altitude of a geostationary satellite. (1971) (5)
Review of Solar Energetic Particle Models (2022) (5)
Experimental evaluation of various rigidity models (1966) (5)
Evidence for Extended Neutron and Gamma-Ray Generation During Two Solar Flares (1993) (5)
Cosmic rays - Asymptotic directions, etc. (1968) (5)
The Cosmic Ray Equator Determined Using the International Geomagnetic Reference Field for 1980. 0 (1983) (5)
Proton flare and magnetic storm effect in the vicinity of the Earth. (1994) (5)
A New Concept for the Simulation and Visualisation of Cosmic Ray Particle Transport in the Earth's Magnetosphere (1991) (5)
Solar activity asymmetries and their possible effect on the high energy cosmic ray perpendicular gradient (1989) (5)
An update on the correlation between the cosmic radiation intensity and the geomagnetic AA index (1985) (4)
The Seasonal Dependency of the NO(Y) Impulsive Precipitation Events in Arctic Polar Ice (2003) (4)
Solar-interplanetary circumstances associated with the major events in March and June 1991 and comparison with similar events of previous solar cycles. (1996) (4)
Intensity/time profiles of solar particle events at one astronomical unit (1988) (4)
Estimating the change in asymptotic direction due to secular changes in the geomagnetic field (1985) (4)
The Effects of Recent Secular Variations of the Geomagnetic Field on Vertical Cutoff Rigidity Calculations (1977) (4)
Cosmic Ray Asymptotic Directions for Chilean Neutron Monitors (1995) (4)
On the Effect of Magnetospheric Current Systems on Cosmic-Ray Cutoff Rigidities (1981) (4)
On the correlation between asymptotic directions of cosmic ray particles and cutoff rigidities in the evolving geomagnetic field (1987) (4)
The Ground-Level Relativistic Solar Proton Event of may 7, 1978: a Composite Report (1979) (4)
The Evolution of the Anisotropy of Solar Neutron Decay Protons During the 19 October 1989 Solar Cosmic Ray Event (1991) (4)
Proposed Solar Proton Event Classification System (1970) (4)
Sensitivity of cosmic ray trajectory calculations to geomagnetic field model representations (1985) (4)
Solar-planetary relationships: Cosmic rays, solar and interplanetary physics - Overview of cosmic ray, solar, and interplanetary research (1983-1986) (1987) (4)
Summary of LARC Particle Asymptotic Changes From Geomagnetic Reference Field Models: 1955 to 1995 (2002) (4)
Overview of the Solar-Terrestrial Predictions Workshop - IV (1993) (4)
Solar proton fluence for 31 solar cycles derived from nitrate enhancements in polar ice (2007) (3)
Study of the August 1972 solar-proton events: A flux intensity paradox (1990) (3)
The Change in Geomagnetic Cutoffs Due to Changes in the Dipole Equivalent of the Earth's Magnetic Field (1993) (3)
Update on the GLE database; solar cycle 19 (2001) (3)
The cosmic‐ray equator at 170° west longitude (1964) (3)
Cosmic rays at Earth Researcher's reference manual and data book: ISBN: 0-444-59710-8; 1112 pages, hardbound; 190.59 Euro, 2001 (2001) (3)
Possible Displacement of the Neutral Sheet Due to Asymmetry of Activity on the Sun (1990) (3)
Significant Solar Proton Events, 1955-1969. (1978) (3)
A Comment On The Detection Of Solar Proton Events At The Earth With Respect To The Heliospheric Current Sheet (1995) (3)
Cosmic Ray Penumbral Effects for Selected Balloon Launching Locations (1975) (3)
Cosmic rays effective cut-off rigidities (1973) (3)
Observation of GV Protons Associated with an Interplanetary Shock (1995) (3)
Re-evaluation of cosmic-ray cutoff terminology (1985) (3)
Solar-interplanetary phenomena in March 1991 and related geophysical and technological consequences☆ (1996) (3)
Vertical Geomagnetic Cutoff Rigidities for Epoch 2015 (2020) (3)
Space life sciences: biodosimetry, biomarkers and late stochastic effects of space radiation. (2003) (3)
Master station list for solar-terrestrial physics data at WDC-A for solar-terrestrial physics (1974) (3)
Solar/Interplanetary Intervals (1984) (3)
Compilation of solar particle and interplanetary measurements acquired during the campaign for integrated observations of solar flares (CINOF) (1974) (3)
Solar and Interplanetary Drivers to Space Weather - Suggestions for Future Research Efforts (1998) (3)
An Analysis of Trajectory-Derived Penumbral Widths (1975) (3)
North/South Asymmetry in Solar Activity and its Effects on the High Energy Cosmic Ray Diurnal Variation (1986) (3)
The Ground Level Enhancements of 1989SEP29 and 1989OCT22 (1993) (3)
Cosmic Ray Latitude Surveys in the Atlantic Ocean Area (1987) (2)
Contributed Papers to the Study of Travelling Interplanetary Phenomena/ 1977. (Proceedings of COSPAR Symposium B, Tel Aviv, Israel, June 1977) (1977) (2)
Reply [to “Discussion of paper by M. A. Shea, ‘A comparison of theoretical and experimental cosmic‐ray equators’”] (1969) (2)
Cosmic rays and solar activity since 1955 (1988) (2)
The intensity and evolution of the extreme storms in January 1938. (2020) (2)
Procedure for Estimating the Change in Asymptotic Directions at a Mid-Latitude Cosmic Ray Station Resulting from a Local Change in Cosmic Ray Cutoff Rigidity (1983) (2)
Solar variability and climate changes (2004) (2)
Preface: Past, present and future of small body science and exploration (2018) (2)
The cosmic ray environment of tactical ABMs (2005) (2)
Directory of Solar-Terrestrial Physics Monitoring Stations. (1977) (2)
Simulation of the solar proton dose observed during the STS-28 flight (2001) (2)
Latitudinal Cosmic Ray Gradients and Their Relation to Solar Activity Asymmetries (1990) (2)
Comparison of Ground-Level Enhancements of 15 November 1960 and 22 October 1989 (1995) (2)
Calculated Vertical Cutoff Rigidities for the International Space Station Using the Tsyganenko Magnetospheric Model for Every Two Hours in UT (2003) (2)
Great solar bursts of October 19, 22 and 23, 1989 (2002) (2)
Solar-Terrestrial Predictions, 4: Proceedings of a workshop. Volume 1: Workshop overview papers; working group reports; User community reports; Regional Warning Center Reports (1993) (1)
Cooperation with the SCOSTEP Project: Study of Travelling Interplanetary Phenomena (STIP) (1976) (1)
Long-Term Solar and Cosmic Radiation Data Bases (1991) (1)
Biological and physical oceanographic processes from satellite data (2006) (1)
Statistical Distribution of Geomagnetic Activity Levels as as Function of Solar Protojn Intensity at Earth (1999) (1)
Historical Evidence of a Link Between Asymmetry in Solar Activity and A Displacement of the Neutral Sheet (1993) (1)
A comparison of the characteristics of solar proton events for the last two solar minima. (1979) (1)
The Solar Signal from Cycles 14 to 22 in Nitrate Concentrations in Antarctic Snow (1993) (1)
Significant problems in identifying solar particle increases. (1974) (1)
Pattern of Solar Proton Events over Four Solar Cycles (1999) (1)
North-south asymmetry in activity on the Sun and cosmic ray density gradients (1985) (1)
Ground Level Event on August 21, 1979 during STIP Interval VII (1984) (1)
Comment on galactic cosmic radiation dose to aircrews (2001) (1)
The Radiation Dose at Commercial Aircraft Altitudes During the January 2005 High-Energy Solar Cosmic ray Event and the Effects of the Solar Cosmic ray Anisotropy (2005) (1)
Vertical Cutoff Rigidity and the Intensity Distribution of Cosmic Rays Near Cape Town (1977) (1)
STIP Symposium on solar/interplanetary intervals : proceeding of the Maynooth Symposium, held at St. Patrick's college, Maynooth, Ireland 4-6 August 1982 (1984) (1)
Increase of the nucleonic intensity on May 4, 1960 (1960) (1)
The difference Between Offset Dipole Coordinates and Coordinates Based On Cutoff Rigidity Contours (1995) (1)
Comparisons of geomagnetic transmission measurements with modified Tsyganenko 1989 model calculations for the October 1989 Solar Energetic Particle events (2016) (1)
Evaluation of Magnetic Shielding of Interplanetary Spacecraft from Cosmic Radiation (2003) (1)
Kilometric type II radiation from interplanetary shocks: Interpretation of voyager results (1986) (1)
Onset delay times of ground-level events (1981) (1)
Were solar neutrons observed by neutron monitors on 25 April 1984 (1990) (1)
Ground-Level Solar Cosmic Ray Data from Solar Cycle 19 (2003) (1)
A Composite Catalog of Ground-Level Cosmic-Ray Increases (1973) (1)
Simultaneous Observations of Solar Neutrons of June 6, 1991 at Mt. Haleakala and Mt. Norikura (1995) (1)
The Value of Multi-Spacecraft Measurements (1974) (1)
Study of travelling interplanetary phenomena 1977 : proceedings of the L. D. de Feiter Memorial Symposium held in Tel Aviv, Israel, June 7-10, 1977 (1977) (1)
Preface: Magnetosphere, ionosphere and their connection to Space Weather (2020) (1)
The response of the deep river neutron monitor to an anisotropic flux of solar cosmic rays (1974) (1)
The Effect of Local Time Dependence on the Observation of an Anisotropic Solar Cosmic Ray Flux by Aircraft (1991) (1)
Muon trajectories from the Batavia accelerator N-E beam dump (1981) (1)
Space Life Sciences: closed artificial ecosystems and life support systems. (2003) (1)
Overview of cosmic ray studies and associated topics (1979‐1982) (1983) (1)
A Technique for Evaluating Mathematical Models of the Magnetosphere (1974) (1)
Preface: The CryoSat satellite altimetry mission: Eight years of scientific exploitation (2018) (1)
Evolution of Geomagnetic Cutoff Rigidities on Short-and Long-term Time Scales (2008) (1)
Re-examination of the First Five Ground-Level Events (2019) (1)
Cosmic Ray Access to Satellites from Large Zenith Angles (1983) (1)
Revisited definition of GLE (2017) (1)
Thirty Years of Solar Proton Events (1990) (1)
Spacecraft observations featured at Solar Symposium (1998) (1)
The Ground-Level Enhancements of 29 September and 22 October 1989 (1993) (1)
U.S. National Report to International Union of Geodesy and Geophysics 1987-1990; Proceedings of the IUGG General Assembly, 20th, Vienna, Austria, Aug. 11-24, 1991 (1991) (1)
Cosmic Ray Penumbral Patterns Derived from the Trajectory Calculations for the Heao-C Satellite (1979) (1)
Ground-Based Cosmic-Ray Instrumentation Catalog (1972) (1)
Solar proton events and fluence for 31 solar cycles derived from nitrate enhancements in polar ice (2008) (1)
Results Obtained During the Campaign for Integrated Observations of Solar Flares (CINOF). (1975) (1)
The Extremes in the Interplanetary Solar Proton Environment and the Two Classes of Solar Events Associated with Very Large > 30 MeV Solar Proton Fluence Events (2004) (0)
Near-earth radiation environment including time variations and secondary radiation; Meetings F2.6 and F2.7, COSPAR Scientific Assembly, 30th, Hamburg, Germany, July 11-21, 1994 (1996) (0)
Overview of the solar and interplanetary phenomena leading to the major geomagnetic disturbance on 24 March 1991 (2008) (0)
A Geomagnetic Cutoff Rigidity Interpolation Tool: A Discussion of its Application to Space Weather (2005) (0)
The effect of altitude differences and secular changes on the utilization of cosmic-ray variational coefficients (1978) (0)
The International Heliospheric Study; Proceedings of Symposium 10 of the 27th COSPAR Plenary Meeting, Espoo, Finland, July 18-29, 1988 (1989) (0)
Proceedings of the STIP (Study of Travelling Interplanetary Phenomena) Symposium on Solar Radio Astronomy, Interplanetary Scintillations and Coordination with Spacecraft Held at Narrabri, N.S.W., Australia on 28-30 November 1979. (1982) (0)
Tables of Asymptotic Directions and Vertical Cutoff Rigidities for a Five Degree by Fifteen Degree World Grid Using the Finch and Leaton Geomagnetic Field Model. (1975) (0)
Black Hole Imaging with Space-Based Telescopes (2019) (0)
The international heliospheric study : proceedings symposium 10 of the COSPAR Twenty-seventh Plenary meeting held in Espoo, Finland, 18-29 July 1988 (1989) (0)
Sources of cosmic rays in the galaxy (2006) (0)
List of Flares Which have been Identified as Sources of Particle Events (1975) (0)
Event Oriented Data Collection for the Ground-Level Solar Cosmic Ray Event of 30 April 1976 (1977) (0)
GLE and Sub-GLE Redefinition in the Light of High-Altitude Polar Neutron Monitors (2017) (0)
WHAT HAPPENED TO CHARLOTTE? PATIENT ERRORS AND HOW THEY HAPPEN (2009) (0)
Solar-flare-initiated shock waves; blast waves riding on the solar wind (1983) (0)
STIP Symposium on Retrospective Analyses and Future Coordinated Intervals (1986) (0)
Straight talk--new approaches in healthcare. Want better relationships with payors? Focus on medical management. (2003) (0)
Cosmic Ray Variational Coefficients - the Effect of Altitude Variations and Secular Variations (1977) (0)
A Summary of Significant Solar-Terrestrial and Interplanetary Events During the Retrospective World Interval of 20 March-5 May 1976, (1976) (0)
An Extended Set of Cosmic-Ray Variational Coefficients. (1974) (0)
Establishment of a Database for Historic Large Solar Proton Events - Thinking Outside the Box (2008) (0)
Overview of STIP intervals 15-19 (1987) (0)
Statistical Trends (or Lack Thereof) in Solar Proton Events during the Last Three Solar Cycles (1990) (0)
Solar Particle and Related Interplanetary Observations During the Campaign for Integrated Observations of Solar Flares (CINOF) (1974) (0)
Solar Wind Parameters and Records in the Sun-Earth System (1999) (0)
The heliosphere during the declining solar cycle. Proceedings. D1.1 Symposium of COSPAR Scientific Commission D held during the Thirtieth COSPAR Scientific Assembly, Hamburg (Germany), 11 - 21 Jul 1994. (1995) (0)
Gary R. Heckman 16 January 1939-26 March 2003 (2003) (0)
Relativistic Solar Particle Events during STIP (Study of Travelling Interplanetary Phenomena) Intervals II and IV (1982) (0)
Determinting the Strength of the Ring and the Magnetapause Currents During the Initial Phase of 4 Geomagnetic Storm Using Cosmic Ray Data (0)
Life Sciences and Space Research 25 (2) Radiation Biology: Topical Meeting of the COSPAR Interdisciplinary Scientific Commission F of the COSPAR 29th Plenary Meeting, Washington, DC, Aug. 28-Sep. 5, 1992 (1994) (0)
Space, geophysical research related to Latin America – Part 2 (2016) (0)
Comment on Asymptotic Directions for Infinitly Rigid Charged Particles at Large Zenith Angles (1981) (0)
Preface: Plasma transport across magnetospheric boundaries (2016) (0)
Solar Proton Events: Solar Cycle 23 Compared to Cycles 19-22 and Compared with Earlier Cycles Using Nitrates in Polar Ice as Proxies for Large Fluence Event Identification (2004) (0)
Relativistic solar proton events before the space era (2008) (0)
Tables of non-vertical cutoff rigidities for 76 various locations (1974) (0)
Introduction to the U.S. National Report to the 20th General Assembly, IUGG (1991) (0)
Solar Terrestrial Physics Data Exchange. (1978) (0)
The Development of a Dynamic Geomagnetic Cutoff Rigidity Model for the International Space Station (1999) (0)
Empirical model for the Earth's cosmic ray shadow at 400 KM: Prohibited cosmic ray access (1985) (0)
Supplemental Summary of Cutoff Rigidities Calculated Using the International Geomagnetic Reference Field for Various Epochs. (1982) (0)
Cosmic rays from past to present (2009) (0)
Computation of Radiation Dose at Aircraft Altitudes from Analysis of Cosmic Ray Neutron Monitor Data (2006) (0)
PREDICTION OF THE SOLAR PROTON TIME-INTENSITY PROFILES FOR THE 30 APRIL 1976 EVENT (1977) (0)
A Summary of Significant Solar-Initiated Events During STIP Intervals I and II (1977) (0)
Solar Cycle in the Heliosphere and Cosmic Rays (2014) (0)
Introduction to Papers on Long-Term Data Bases (1991) (0)
CURRENT STATUS OF SHORT-TERM SOLAR PROTON PREDICTIONS (1979) (0)
High energy particles in interplanetary space on 11 June 1991 (2008) (0)
Shock waves in the solar corona and interplanetary space (STIP workshop, Smolenice, June 1980) (1982) (0)
Requirements for predictions and real-time monitoring for the study of travelling interplanetary phenomena (1979) (0)
A new definition of GLE and sub-GLE events as necessitated by new high-altitude polar neutron monitors (2018) (0)
Maps of Selected Active Regions Which were Sources of Particle Events (1975) (0)
Overview of Solar-Terrestrial Physics Phenomena for the Retrospective World Interval of 20 March - 5 May 1976. (1977) (0)
OVERVIEW OF GEOMAGNETIC SHIELDING EFFECTS AGAINST COSMIC RADIATION (1997) (0)
Blast Off, Ken McCracken, New Holland Publishers (Australia) Pty. Ltd. (2008), 302 pages, 8.2 × 5.2 × 0.9 in., ISBN: 78174110 6442 (pbk), $24.95 Australian; $16.95 USA; paperback. (2009) (0)
Handbook of Geophysics and Space Environments. Chapter 17. Corpuscular Radiation (1968) (0)
Preface: Oceanography, cryosphere and freshwater flux to the ocean (2012) (0)
Transport astheRate-Limiting Stepinthe Incorporation ofUridine intoMengovirus Ribonucleic AcidinNovikoff Rat Hepatoma Cells (1971) (0)
Solar Energetic Protons at >500 MeV in the Sun's Atmosphere and in Interplanetary Space: The 2012 May 17 Ground Level Event (2013) (0)
Comparison of Solar Energetic Particle Events and Impulsive Nitrate Increases in Greenland Ice Cores (2004) (0)
Long-Term Data Bases for Solar-Terrestrial Research (1994) (0)
Travel Grants to IUGGA‐Associated Meetings (1987) (0)
Ground Based Measurements of Galactic and Solar Cosmic Rays (2010) (0)
Theoretical Response of the Deep River Neutron Monitor to an Anisotropic Solar Cosmic-RAY Event. (1972) (0)
Calculation of Cosmic-Ray Trajectories for Palestine, Texas, USA-Cutoff Rigidities and the Origin of the Re-Entrant Albedo. (1971) (0)
Gary R. Heckman (1939–2003) (2004) (0)
The heliosphere during the declining solar cycle; Symposium D1.1 of COSPAR Scientific Assembly, 30th, Hamburg, Germany, July 11-21, 1994 (1995) (0)
Potential Threat of Solar Proton Events to Missions in Space (1992) (0)
Probable detection of solar neutrons by ground-level neutron monitors during STIP interval 16 (1987) (0)
When a patient refuses treatment. (1996) (0)
The Terminology of the Penumbra (1981) (0)
The heliosphere during the declining solar cycle : proceedings of the D1.1 symposium of COSPAR scientific commission D which was held during the 30th COSPAR scientific assembly, Hamburg, Germany, 11-21 July, 1994 (1995) (0)
Solar‐planetary relationships: Cosmic rays 1979–1982 (1983) (0)
Search for the North-South Asymmetry in Solar Activity. (1985) (0)

This paper list is powered by the following services:

What Schools Are Affiliated With Margaret Ann Shea?

Margaret Ann Shea is affiliated with the following schools:

University of Minnesota