The ionospheres of Mars and Venus

Occultation Experiment: Results of the First Direct Measurement of Mars's Atmosphere and Ionosphere

1965 • 330 citations

Stability of the Martian Atmosphere

1972 • 297 citations

Approximate Atomic Wavefunctions

1971 • 287 citations

Mars: An Evolving Atmosphere

1972 • 286 citations

Collision frequencies and energy transfer ions

1966 • 266 citations

Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Analysis of hydrogen Lyman-alpha data

1971 • 250 citations

Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Upper atmosphere data

1971 • 241 citations

Thermal Energy Ion—Neutral Reaction Rates. I. Some Reactions of Helium Ions

1966 • 213 citations

Collision frequencies and energy transfer electrons

1966 • 209 citations

Spectroscopy and Acronomy of O₂on Mars

1972 • 208 citations

Solar wind flow past nonmagnetic planets—Venus and Mars

1970 • 200 citations

The atmosphere of Mars from mariner 9 radio occultation measurements

1972 • 194 citations

The atmospheres of Venus and Mars

1969 • 194 citations

Sband radio occultation measurements of the atmosphere and topography of Mars with Mariner 9: Extended mission coverage of polar and intermediate latitudes

1973 • 191 citations

The atmosphere of mars analyzed by integral inversion of the Mariner IV occultation data

1968 • 191 citations

Thermal-Energy Ion—Neutral Reaction Rates. VII. Some Hydrogen-Atom Abstraction Reactions

1967 • 183 citations

Rate constants for the reaction of CO2+ with O, O2 and NO; N2+ with O and NO; and O2+ with NO

1970 • 169 citations

Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Implications of CO₂⁺, CO and O Airglow

1972 • 167 citations

Mariner V: Plasma and Magnetic Fields Observed near Venus

1967 • 165 citations

Concerning the influence of elastic scattering upon photoelectron transport and escape

1970 • 161 citations

Atmosphere and Ionosphere of Venus from the Mariner V S-Band Radio Occultation Measurement

1967 • 157 citations

Mariner 6: Ultraviolet Spectrum of Mars Upper Atmosphere

1969 • 144 citations

Modification of the Martian ionosphere by the solar wind

1969 • 143 citations

Carbon monoxide in the Venus atmosphere

1968 • 139 citations

Magnetic Field Measurements near Mars

1965 • 133 citations

Mariner 9 ultraviolet spectrometer experiment: Mars airglow spectroscopy and variations in Lyman alpha

1972 • 130 citations

Carbon Monoxide in the Martian Atmosphere

1969 • 126 citations

Magnetic field in the very close neighborhood of Mars according to data from the Mars 2 and Mars 3 spacecraft

1973 • 124 citations

Ultraviolet Emissions Observed near Venus from Mariner V

1967 • 112 citations

Atmosphere of Venus as Studied with the Mariner 5 Dual Radio‐Frequency Occultation Experiment

1969 • 109 citations

Detection of Molecular Oxygen on Mars

1972 • 104 citations

Mariner 9 ultraviolet spectrometer experiment: Structure of Mars' upper atmosphere

1972 • 101 citations

Venus: Ionosphere and Atmosphere as Measured by Dual-Frequency Radio Occultation of Mariner V

1967 • 100 citations

Thermal-Energy Ion—Neutral Reaction Rates. III. The Measured Rate Constant for the Reaction O+(4S)+CO2(1Σ)→O2+( 2Π)+CO(1Σ)

1966 • 97 citations

Mariner 9 Ultraviolet Spectrometer Experiment: Initial Results

1972 • 94 citations

Structure of the Venus and Mars atmospheres

1969 • 88 citations

Mariner 6 and 7 Ultraviolet Spectrometer Experiment: Analysis of the O I 1304- and 1356-A emissions

1972 • 83 citations

The Atmosphere Explorer mission

1973 • 82 citations

Photochemistry of CO₂in the atmosphere of Mars

1970 • 81 citations

The middle ultraviolet: Its science and technology

1967 • 78 citations

Kinetics of O(3P) +CO +M Recombination

1972 • 78 citations

Photochemistry of HCl and Other Minor Constituents in the Atmosphere of Venus

1971 • 76 citations

Minor constituents in planetary atmospheres: Ultraviolet spectroscopy from the Orbiting Astronomical Observatory

1972 • 74 citations

Ionospheric currents induced by solar wind interaction with planetary atmospheres

1973 • 74 citations

Carbon monoxide in the Martian atmosphere

1969 • 71 citations

Atomic carbon in the atmospheres of Mars and Venus

1971 • 70 citations

Mariner 5 measurement of Lyman-alpha radiation near Venus

1968 • 70 citations

The upper atmosphere of Venus

1968 • 69 citations

Rocket Measurement of Ultraviolet Spectra of Venus and Jupiter Between 1200 and 1800 Å

1969 • 66 citations

Thermal-Energy Ion—Neutral Reaction Rates. V. Measured Rate Constants for C+ and CO+ Reactions with O2 and CO2

1966 • 66 citations

Venus: A perspective at the beginning of planetary exploration

1972 • 65 citations

Interpretation of the Mariner 5 Lyman Alpha Measurements

1968 • 65 citations

Models for the atmosphere of Mars based on the Mariner 4 Occultation Experiment

1966 • 65 citations

Mariners 6 and 7: Radio Occultation Measurements of the Atmosphere of Mars

1969 • 64 citations

Solar wind interaction with planetary atmospheres

1971 • 64 citations

Measurements of Dissociative Recombination of C<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msubsup><mml:mrow><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msubsup></mml:mrow></mml:math>Ions with Electrons

1967 • 57 citations

Planetary Ultraviolet Spectroscopy

1969 • 56 citations

Mariner 9 S-Band Martian Occultation Experiment: Initial Results on the Atmosphere and Topography of Mars

1972 • 56 citations

Models for the nighttime Venus ionosphere

1969 • 54 citations

Application of the hypersonic analog to the standing shock of Mars

1967 • 53 citations

Absence of Martian Radiation Belts and Implications Thereof

1965 • 50 citations

Mathematics of Profile Inversion

1972 • 50 citations

The ionosphere of mars below 80 km altitude—I quiescent conditions

1971 • 50 citations

Analysis of the Lyman-alpha observations of Venus made from Mariner 5

1969 • 49 citations

Mariner 9 ultraviolet spectrometer experiment: Observations of ozone on Mars

1973 • 49 citations

Search for Trapped Electrons and a Magnetic Moment at Mars by Mariner IV

1965 • 49 citations

Composition and structure of planetary atmospheres

1971 • 48 citations

The Viking missions to Mars

1972 • 47 citations

Neutral Composition of the Upper Atmosphere of Mars as Determined from the Mariner UV Spectrometer Experiments

1971 • 46 citations

The Upper Atmosphere of Mars

1967 • 44 citations

Mariner II: Preliminary Reports on Measurements of Venus: Magnetic Field

1963 • 43 citations

Mars: Is Nitrogen Present?

1970 • 41 citations

The Atmospheres of Mars and Venus

1971 • 41 citations

The dayside ionosphere of Venus

1971 • 40 citations

Martian Atmosphere: The Mariner Occultation Experiment

1966 • 39 citations

Ultraviolet spectroscopy experiment for Mariner Mars 1971

1970 • 38 citations

The Martian bow wave—Theory and observation

1972 • 38 citations

Entry Science Experiments for Viking 1975

1972 • 37 citations

Results and Interpretation of the S-Band Occultation Experiments on Mars and Venus

1971 • 34 citations

Results of the Occultation of Regulus by Venus, July 7, 1959

1960 • 32 citations

Mariner 6 and 7 Ultraviolet Spectrometers

1971 • 32 citations

The Venus Far Ultraviolet Observations with Venera 4

1968 • 32 citations

Ionizing Plasma Flux in the Martian Upper Atmosphere

1968 • 31 citations

Photoelectrons in Planetary Atmospheres

1968 • 30 citations

Venus - Ionosphere and atmosphere as measured by dual frequency radio occultation of Mariner 5

1967 • 30 citations

Mariner V Flight Past Venus

1967 • 29 citations

High-dispersion spectroscopic observations of Mars

1970 • 29 citations

Solar plasma interaction with mars: Preliminary results

1973 • 27 citations

Topside Ionosphere of Venus and its Interaction with the Solar Wind

1970 • 26 citations

Upper Atmosphere and Ionosphere of Mars

1966 • 24 citations

Optical Studies of the Photolysis of CO2 at 1470 Å

1966 • 24 citations

Handbook of the physical properties of the planet Mars

1967 • 24 citations

Planetary magnetic field experiments.

1968 • 24 citations

Solar-wind flow past the planets earth, Mars, and Venus

1971 • 24 citations

A summary review of the scientific findings of the Mariner Venus mission

1963 • 23 citations

Initial results from the Mariner 4 solar plasma experiment.

1967 • 22 citations

The lower ionosphere of Venus

1974 • 22 citations

Mariner II: Preliminary Reports on Measurements of Venus: Charged Particles

1963 • 22 citations

O i and H i Emissions from the Upper Atmosphere of Venus

1971 • 22 citations

Rate constants for the reactions of CO₂⁺+ H and H⁺+ CO₂

1971 • 21 citations

Comet-Like Interaction of Venus with the Solar Wind

1972 • 21 citations

Venus: An Upper Limit on Intrinsic Magnetic Dipole Moment Based on Absence of a Radiation Belt

1967 • 21 citations

Preliminary results of measurements of UV emissions scattered in the Martian upper atmosphere

1972 • 21 citations

Preliminary results on plasma electrons from Mars-2 and Mars-3

1973 • 21 citations

The ionosphere of Mars below 80 km altitude—II

1971 • 20 citations

A Search for Deuterium on Venus

1971 • 20 citations

On the extent of the Martian ionosphere

1973 • 20 citations

Radio science experiments: The Viking Mars orbiter and Lander

1972 • 20 citations

Solar wind and solar energetic particles: Properties and interactions

1970 • 19 citations

A model calculation of the Cytherean upper atmosphere

1969 • 19 citations

Atmospheres of Mars and Venus: A Review of Mariner 4 and 5 and Venera 4 Experiments

1970 • 19 citations

Thermal structure of the ionosphere of Venus

1969 • 19 citations

Radio Occultation Measurements of The Mars Atmosphere with Mariners 6 and 7

1972 • 18 citations

Mariner IV Measurements near Mars: Initial Results

1965 • 18 citations

Oxygen Loss in the Photolysis of CO2 at 1236 Å

1966 • 17 citations

Relative Quenching Rates of O(1D) by CO2, N2, and O2

1971 • 17 citations

The Ultraviolet Spectroscopy of Planets

1966 • 17 citations

Structure of the atmosphere of Venus derived from Mariner V S-band measurements.

1969 • 16 citations

Mariner 9 Science Experiments: Preliminary Results

1972 • 16 citations

Origin and Dynamical Behaviour of Thermal Protons in the Venusian Ionosphere

1970 • 16 citations

The daytime upper ionosphere of Venus

1970 • 15 citations

Radio occultation measurement of the Martian atmosphere over two regions by the Mariner IV space probe

1967 • 15 citations

Estimate of radiogenic He⁴and Ar⁴⁰concentration in the Cytherean atmosphere

1969 • 13 citations

The Recombination mechanism of CO and O in the upper atmospheres of venus amd mars

1968 • 13 citations

A Review of the Venera 4 Flight and Its Scientific Program

1968 • 12 citations

Handbook of the physical properties of the planet Venus

1967 • 12 citations

The upper atmosphere of Venus: The Regulus occultation reconsidered

1968 • 11 citations

The photolytic stability of the Martian atmosphere

1973 • 10 citations

S-band occultation experiment for Mariner Mars 1971

1970 • 10 citations

Nature of the Magnetic Field in the Neighborhood of Venus

1969 • 9 citations

Results from the Occultation of Regulus by Venus, July 7, 1959.

1960 • 9 citations

Summary of Mariner 6 and 7 radio occultation results on the atmosphere of Mars

1970 • 7 citations

The Mariner Mars 1971 experiments introduction

1970 • 7 citations

Observations of the region of interaction between the solar wind plasma and Mars.

1972 • 6 citations

Error analysis for the Mariner‐6 and ‐7 occultation experiments

1973 • 6 citations

Exospheric Temperature of Venus from Mariner 5

1971 • 6 citations

Dust in the Lower Atmosphere of Venus

1969 • 6 citations

Model calculations of the Martian upper atmosphere and ionosphere including transport effects

1970 • 5 citations

Mariner 9 mission profile and project history

1973 • 5 citations

Mariner iv measurements near mars - initial results. spacecraft description and encounter sequence

1965 • 5 citations

Difficulties with thermal protons in the Venusian topside ionosphere

1971 • 5 citations

The efficiency of CO₃formation in the Mars and Venus atmospheres

1970 • 5 citations

Electron temperature in the Martian ionosphere

1972 • 5 citations

A review of lunar and planetary magnetic field measurements using space probes.

1965 • 4 citations

Carbon atoms in the upper atmosphere of Venus

1970 • 4 citations

On the presence of carbon atoms in the upper atmosphere of Venus.

1970 • 4 citations

Some Mariner 9 Observations of Mars

1972 • 3 citations

Diurnal variation of the exospheric temperatures on Venus and Mars.

1972 • 3 citations

Mariner Venus Mercury, 1973

1973 • 2 citations

Plasma Measurements in the Vicinity of Venus by the Space Vehicle "Venus-4"

1968 • 2 citations

Recent space probe and earth-based studies of mars and venus.

1964 • 1 citations

Scientific results of Mariner missions to Mars and Venus

1965 • 1 citations