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List of works by Mark A. Sephton

A Bayesian statistical assessment of representative samples for asteroidal or meteoritical material

scholarly article

A Method for Choosing the Best Samples for Mars Sample Return

scientific article published on 14 February 2018

A magnetic solution to the Mupe Bay mystery

scholarly article by Stacey Emmerton published in September 2013

A new rapid method for shale oil and shale gas assessment

scientific article published in August 2015

A noble record

scientific article published in April 2005

A novel palaeoaltimetry proxy based on spore and pollen wall chemistry

scientific article published in November 2012

Adsorption of l-lysine on montmorillonite

scientific article published in October 2007

An organic cosmo-barometer: distinct pressure and temperature effects for methyl substituted polycyclic aromatic hydrocarbons ⬇️

scientific article published in the Astrophysical Journal

Analysis of conjugated steroid androgens: deconjugation, derivatisation and associated issues

scientific article published on 31 January 2009

Aromatic moieties in meteorites: relics of interstellar grain processes? ⬇️

scientific article published in January 2000

Aromatic moieties in meteoritic macromolecular materials: analyses by hydrous pyrolysis and δ13C of individual compounds

scholarly article by M.A Sephton et al published January 2000 in Geochimica et Cosmochimica Acta

Aromatic units from the macromolecular material in meteorites: Molecular probes of cosmic environments

scientific article published in April 2013

Artificial Maturation of Iron- and Sulfur-Rich Mars Analogues: Implications for the Diagenetic Stability of Biopolymers and Their Detection with Pyrolysis-Gas Chromatography-Mass Spectrometry

scientific article published on 23 November 2020

Astrobiology and habitability studies in preparation for future Mars missions: trends from investigating minerals, organics and biota

scientific article published on 12 May 2011

Astrobiology can help space science, education and the economy

scientific article published in August 2014

Baking black opal in the desert sun: The importance of silica in desert varnish

scientific article

Biological Contamination Prevention for Outer Solar System Moons of Astrobiological Interest: What Do We Need to Know?

scientific article published on 14 February 2019

Biomarker indicators of bacterial activity and organic fluxes during end Triassic mass extinction event

scientific article published on 28 August 2008

Biomass preservation in impact melt ejecta

scientific article (publication date: 10 November 2013)

Biomedical and forensic applications of combined catalytic hydrogenation-stable isotope ratio analysis.

scientific article published on 6 September 2007

Carbon and nitrogen isotope disturbances and an end-Norian (Late Triassic) extinction event

scientific article published in 2002

Carbon and nitrogen isotope disturbances and an end-Norian (Late Triassic) extinction event: Comment and Reply

scientific article published in January 2003

Carbon and nitrogen isotope ratios in meteoritic organic matter: indicators of alteration processes on the parent asteroid

scientific article published in July 2004

Carbon isotopic gradients in the Martian crust: implications for past or present life on Mars

scientific article published on 31 August 2006

Carbon molecules in space: from astrochemistry to astrobiology

scientific article published on 01 January 2006

Catastrophic soil erosion during the end-Permian biotic crisis

scholarly article

Changes in spore chemistry and appearance with increasing maturity

article

Chemical constitution of a Permian-Triassic disaster species

scientific article published in October 2009

Clay mineral-organic matter relationships in the early solar system

scholarly article

Compound-specific isotope analysis of the organic constituents in carbonaceous chondrites.

scientific article

Conjugated steroids: analytical approaches and applications

scientific article published on 21 October 2008

Contamination by sesquiterpenoid derivatives in the Orgueil carbonaceous chondrite

Correlating biodegradation to magnetization in oil bearing sedimentary rocks

article

Cyclic diaryl ethers in a Late Permian sediment

scientific article published in April 1999

Defining biominerals and organominerals: Direct and indirect indicators of life

scientific article

Delving into Allende's dark secrets

Detecting Nonvolatile Life- and Nonlife-Derived Organics in a Carbonaceous Chondrite Analogue with a New Multiplex Immunoassay and Its Relevance for Planetary Exploration.

scientific article published on 11 April 2018

Development status of the life marker chip instrument for ExoMars

article

Drilling in Extreme Environments: Penetration and Sampling on Earth and other Planets, Yoseph Bar-Cohen, Kris Zacny (Eds.), Wiley-VCH (2010), $200 (US), €138 (Europe), £120 (UK), ISBN:978-3-527-40852-8a

scientific article published in December 2010

Effect of Hydration State of Martian Perchlorate Salts on Their Decomposition Temperatures During Thermal Extraction

Effects of Oxygen-Containing Salts on the Detection of Organic Biomarkers on Mars and in Terrestrial Analog Soils

scientific article published on 07 May 2019

Environmental mutagenesis during the end-Permian ecological crisis

scientific article (publication date: 31 August 2004)

Extracting organic matter on Mars: A comparison of methods involving subcritical water, surfactant solutions and organic solvents

scientific article published in September 2014

Extraction of amino acids from soils close to the Mars Desert Research Station (MDRS), Utah

scientific article published on 17 January 2011

Extraction of polar and nonpolar biomarkers from the martian soil using aqueous surfactant solutions

scientific article published in July 2012

Extrasolar planets and false atmospheric biosignatures: The role of micrometeoroids

scientific article published in December 2012

Extraterrestrial Organic Matter and the Detection of Life

scientific article published on 4 May 2007

Extraterrestrial nucleobases in the Murchison meteorite

scientific article published in June 2008

Fluorescence spectroscopy for the detection of life in the Salten Skov Mars regolith analogue

scientific article published in August 2012

Formation of a polyalkyl macromolecule from the hydrolysable component within sporopollenin during heating/pyrolysis experiments with Lycopodium spores

scientific article published in May 2012

Fungal virulence at the time of the end-Permian biosphere crisis?

scholarly article

Geochemistry of the end-Permian extinction event in Austria and Italy: No evidence for an extraterrestrial component

scientific article published in 2004

Habitability on planetary surfaces: interdisciplinary preparation phase for future Mars missions

scientific article published on 30 July 2009

Heat, Aromatic Units, and Iron-Rich Phyllosilicates: A Mechanism for Making Macromolecules in the Early Solar System.

scientific article published on 22 September 2015

High molecular weight organic matter in martian meteorites

High temperature reactions of water with heavy oil and bitumen: Insights into aquathermolysis chemistry during steam-assisted recovery

scientific article published in November 2013

How desert varnish forms?

article published in 2005

How to Detect Life on Icy Moons

scientific article published on 01 July 2018

Hydropyrolysis as a preparative method for the compound-specific carbon isotope analysis of fatty acids

scientific article published on 01 January 2005

Hydropyrolysis of steroids: a preparative step for compound-specific carbon isotope ratio analysis.

scientific article published in January 2005

Hydropyrolysis over a platinum catalyst as a preparative technique for the compound-specific carbon isotope ratio measurement of C27 steroids.

scientific article published in March 2010

Hydropyrolysis: A new technique for the analysis of macromolecular material in meteorites

scientific article published in October 2005

Identification of fossil worm tubes from Phanerozoic hydrothermal vents and cold seeps ⬇️

In-situ vibrational optical rotatory dispersion of molecular organic crystals at high pressures.

scientific article published on 19 July 2014

Indigenous Organic‐Oxidized Fluid Interactions in the Tissint Mars Meteorite

scientific article published on 18 March 2019

Insights into the nature of cometary organic matter from terrestrial analogues

scientific article published on 4 January 2012

Investigating the contribution of methane produced by ablating micrometeorites to the atmosphere of Mars

scientific article

Investigating the variations in carbon and nitrogen isotopes in carbonaceous chondrites

scholarly article

Life's sweet beginnings?

scientific article published on 01 December 2001

Lithium isotope analyses of inorganic constituents from the Murchison meteorite ⬇️

scholarly article

Lithium isotopes as indicators of meteorite parent body alteration

scholarly article

Macromolecular organic materials in carbonaceous chondrites: A review of their sources and their role in the origin of life on the early earth

article

Magnetic characterization of oil sands at Osmington Mills and Mupe Bay, Wessex Basin, UK

scholarly article by Stacey Emmerton et al published 2012 in Geological Society Special Publication

Making silica rock coatings in the lab: synthetic desert varnish

Mars on Earth: soil analogues for future Mars missions

scientific article published in April 2008

Meteorite ablation products and their contribution to the atmospheres of terrestrial planets: An experimental study using pyrolysis-FTIR

scientific article published in June 2009

Minimising hydrogen sulphide generation during steam assisted production of heavy oil.

scientific article published on 11 February 2015

Molecular, isotopic and in situ analytical approaches to the study of meteoritic organic material

article

Multiple Cosmic Sources for Meteorite Macromolecules?

scientific article published on 29 September 2015

New Solvents for Space Missions: Utility for Life Detection Instruments and Notable Terrestrial Applications

scientific article published on 18 May 2011

New estimates of the production of volatile gases from ablating carbonaceous micrometeoroids at Earth and Mars during an E-belt-type Late Heavy Bombardment

scientific article published in November 2014

New strategies to detect life on Mars

Normal alkanes in meteorites: molecular δ13C values indicate an origin by terrestrial contamination

Novel solvent systems for in situ extraterrestrial sample analysis

scientific article published in September 2010

Organic Geochemistry of Meteorites

scientific article published in 2014

Organic Matter Detection on Mars by Pyrolysis-FTIR: An Analysis of Sensitivity and Mineral Matrix Effects

scientific article

Organic Matter Responses to Radiation under Lunar Conditions.

scientific article

Organic Records of Early Life on Mars: The Role of Iron, Burial, and Kinetics on Preservation

scientific article published on 22 November 2019

Organic compound-mineral interactions: Using flash pyrolysis to monitor the adsorption of fatty acids on calcite

scientific article published in January 2017

Organic compounds in carbonaceous meteorites

scientific article (publication date: June 2002)

Organic geochemical characteristics of black shales across the Ordovician–Silurian boundary in the Holy Cross Mountains, central Poland

scientific article published in September 2015

Organic geochemistry of late Jurassic paleosols (Dirt Beds) of Dorset, UK

scientific article published in November 2012

Organic host analogues and the search for life on Mars

scientific article published on 19 August 2010

Organic matter in ancient meteorites

scientific article published in April 2004

Organic matter in carbonaceous meteorites: past, present and future research

scientific article

Oxygen-containing aromatic compounds in a Late Permian sediment

article published in 2005

Perchlorate-Driven Combustion of Organic Matter During Pyrolysis-Gas Chromatography-Mass Spectrometry: Implications for Organic Matter Detection on Earth and Mars

article

Perchlorate-induced combustion of organic matter with variable molecular weights: Implications for Mars missions

scientific article published on 11 November 2014

Plant spore walls as a record of long-term changes in ultraviolet-B radiation

article

Pollen and spores as a passive monitor of ultraviolet radiation

article

Pollen and spores as biological recorders of past ultraviolet irradiance

scientific article

Potential failure of life detection experiments on Mars resulting from adsorption of organic compounds on to common instrument materials

scientific article published in December 2012

Pressure effects in polycyclic aromatic nitrogenated heterocycles (PANHs): diagnostic qualities and cosmobarometry potential ⬇️

scientific article published in the Astrophysical Journal

Pyrolysis and mass spectrometry studies of meteoritic organic matter.

scientific article published on 09 March 2012

Pyrolysis–gas chromatography–isotope ratio mass spectrometry of macromolecular material in meteorites

scholarly article by M.A. Sephton & Iain Gilmour published April 2001 in Planetary and Space Science

Quantitative Laboratory Assessment Of Aquathermolysis Chemistry During Steam-assisted Recovery Of Heavy Oils And Bitumen, With A Focus On Sulfur

scientific article published in 2013

Quantitative flash pyrolysis Fourier transform infrared spectroscopy of organic materials

scientific article published on 06 March 2009

Raman spectroscopy of irradiated organic matter

scholarly article

Rapid determination of spore chemistry using thermochemolysis gas chromatography-mass spectrometry and micro-Fourier transform infrared spectroscopy

scientific article published on 18 April 2007

Rapid habitability assessment of Mars samples by pyrolysis-FTIR

scientific article published in February 2016

Recognizing life in the Solar System: guidance from meteoritic organic matter

scientific article published in October 2005

Regolith of the Crater Floor Units, Jezero Crater, Mars: Textures, Composition, and Implications for Provenance

Reply to comments on defining biominerals and organominerals: Direct and indirect indicators of life [Perry et al., Sedimentary Geology, 201, 157–179]

scholarly article

Role of Minerals in Hydrogen Sulfide Generation during Steam-Assisted Recovery of Heavy Oil

scientific article published on 12 March 2018

Searching for biomolecules on Mars: Considerations for operation of a life marker chip instrument

scientific article published in September 2013

Searching for life on Mars: degradation of surfactant solutions used in organic extraction experiments.

scientific article published on 05 September 2014

Searching for life on Mars: selection of molecular targets for ESA's aurora ExoMars mission

scientific article published on August 2007

Separation of planetary noble gas carrier from bulk carbon in enstatite chondrites during stepped combustion

scientific article published in June 2002

Shock synthesis of amino acids from impacting cometary and icy planet surface analogues

scientific article published on 15 September 2013

Single-crystal X-ray diffraction study of synthetic sodium–hydronium jarosite

Solid Phase Micro Extraction: Potential for Organic Contamination Control for Planetary Protection of Life-Detection Missions to the Icy Moons of the Outer Solar System

scientific article published on 19 June 2019

Spectrofluorometric analysis of amino acid mixtures: Implications for future space missions

scientific article published in January 2012

Sporopollenin, a Natural Copolymer, is Robust under High Hydrostatic Pressure

scientific article published on 22 August 2016

Statistics provide guidance for indigenous organic carbon detection on Mars missions

scientific article published on 25 July 2014

Subcritical water extraction of organic matter from sedimentary rocks.

scientific article published on 18 April 2015

Sulfate minerals: a problem for the detection of organic compounds on Mars?

scientific article

Supercritical fluid extraction of the non-polar organic compounds in meteorites

Survivability of 1-Chloronapthalene During Simulated Early Diagenesis: Implications for Chlorinated Hydrocarbon Detection on Mars

Terrestrial acidification during the end-Permian biosphere crisis?

scholarly article

The Fate of Lipid Biosignatures in a Mars-Analogue Sulfur Stream.

scientific article published on 15 May 2018

The Moon as a recorder of organic evolution in the early solar system: a lunar regolith analog study

scientific article

The Search for Hesperian Organic Matter on Mars: Pyrolysis Studies of Sediments Rich in Sulfur and Iron

scientific article published on 3 January 2018

The Urey instrument: an advanced in situ organic and oxidant detector for Mars exploration

scientific article

The Winchcombe meteorite, a unique and pristine witness from the outer solar system

scholarly article

The alteration of organic matter in response to ionising irradiation: Chemical trends and implications for extraterrestrial sample analysis

article

The chances of detecting life on Mars

scientific article published in July 2015

The contribution of sulphur dioxide from ablating micrometeorites to the atmospheres of Earth and Mars

scientific article published in April 2011

The effect of crude oil on arsenate adsorption on goethite

scientific article published on 9 June 2010

The effects of oil on As(V) adsorption on illite, kaolinite, montmorillonite and chlorite

scientific article published in November 2013

Thermochemolysis of the Murchison meteorite: identification of oxygen bound and occluded units in the organic macromolecule

scholarly article by Jonathan S. Watson et al published 12 July 2010 in International Journal of Astrobiology

Thiophenes as indicators of aqueous alteration in carbonaceous meteorites

scientific article published on 31 August 2006

Transitory microbial habitat in the hyperarid Atacama Desert.

scientific article published on 26 February 2018

Type IV kerogens as analogues for organic macromolecular materials in aqueously altered carbonaceous chondrites

scientific article published on 03 April 2013

UV-B absorbing pigments in spores: biochemical responses to shade in a high-latitude birch forest and implications for sporopollenin-based proxies of past environmental change

article

Urey: Mars Organic and Oxidant Detector

δ13C of free and macromolecular aromatic structures in the murchison meteorite

scholarly article by M.A. Sephton et al published May 1998 in Geochimica et Cosmochimica Acta

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