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List of works by Sam M. Clegg

"Standoff Biofinder" for Fast, Noncontact, Nondestructive, Large-Area Detection of Biological Materials for Planetary Exploration

scientific article

A Habitable Fluvio-Lacustrine Environment at Yellowknife Bay, Gale Crater, Mars

scientific article

A Mars 2020 Perseverance SuperCam Perspective on the Igneous Nature of the Máaz Formation at Jezero Crater and Link With Séítah, Mars

A study of machine learning regression methods for major elemental analysis of rocks using laser-induced breakdown spectroscopy

scholarly article by Thomas F. Boucher et al published May 2015 in Spectrochimica Acta Part B

Alkali trace elements in Gale crater, Mars, with ChemCam: Calibration update and geological implications

article published in 2017

Analysis of geological materials containing uranium using laser-induced breakdown spectroscopy

scholarly article by James E. Barefield et al published June 2016 in Spectrochimica Acta Part B

Application of distance correction to ChemCam laser-induced breakdown spectroscopy measurements

Author Correction: In situ recording of Mars soundscape

correction of a scholarly article

Boron adsorption in clay minerals: Implications for martian groundwater chemistry and boron on Mars

scientific article published in September 2023

Calcium sulfate veins characterized by ChemCam/Curiosity at Gale crater, Mars

scholarly article

Calibrating the ChemCam laser-induced breakdown spectroscopy instrument for carbonate minerals on Mars

Carbonate Detection With SuperCam in Igneous Rocks on the Floor of Jezero Crater, Mars

scientific article published in June 2023

Ceramic ChemCam Calibration Targets on Mars Science Laboratory

scientific article

Characterization of Hydrogen in Basaltic Materials With Laser-Induced Breakdown Spectroscopy (LIBS) for Application to MSL ChemCam Data

Characterization of LIBS emission lines for the identification of chlorides, carbonates, and sulfates in salt/basalt mixtures for the application to MSL ChemCam data

ChemCam activities and discoveries during the nominal mission of the Mars Science Laboratory in Gale crater, Mars

ChemCam investigation of the John Klein and Cumberland drill holes and tailings, Gale crater, Mars

scientific article

ChemCam results from the Shaler outcrop in Gale crater, Mars

scientific article

Chemical variations in Yellowknife Bay formation sedimentary rocks analyzed by ChemCam on board the Curiosity rover on Mars

article by Nicolas Mangold et al published March 2015 in Journal of geophysical research. Planets

Chemistry and texture of the rocks at Rocknest, Gale Crater: Evidence for sedimentary origin and diagenetic alteration

scientific article

Chemistry of diagenetic features analyzed by ChemCam at Pahrump Hills, Gale crater, Mars

scientific article

Chemistry of fracture-filling raised ridges in Yellowknife Bay, Gale Crater: Window into past aqueous activity and habitability on Mars

scientific article

Classification scheme for sedimentary and igneous rocks in Gale crater, Mars

scholarly article

Clustering and training set selection methods for improving the accuracy of quantitative laser induced breakdown spectroscopy

Combined LIBS-Raman for remote detection and characterization of biological samples

Combined remote LIBS and Raman spectroscopy at 8.6m of sulfur-containing minerals, and minerals coated with hematite or covered with basaltic dust

scientific article

Comparison of partial least squares and lasso regression techniques as applied to laser-induced breakdown spectroscopy of geological samples

article by Melinda Darby Dyar et al published April 2012 in Spectrochimica Acta Part B

Comparison of two partial least squares-discriminant analysis algorithms for identifying geological samples with the ChemCam laser-induced breakdown spectroscopy instrument

scientific article

Composition of conglomerates analyzed by the Curiosity rover: Implications for Gale Crater crust and sediment sources

article

Compositionally and density stratified igneous terrain in Jezero crater, Mars

scientific article published on 26 August 2022

Compositions of coarse and fine particles in martian soils at gale: A window into the production of soils

article

Correcting for variable laser-target distances of laser-induced breakdown spectroscopy measurements with ChemCam using emission lines of Martian dust spectra

Diagenetic silica enrichment and late-stage groundwater activity in Gale crater, Mars

scholarly article

Discovery of silica‐rich lacustrine and eolian sedimentary rocks in Gale Crater, Mars

scientific article published in 2016

Elemental geochemistry of sedimentary rocks at Yellowknife Bay, Gale crater, Mars

scientific article

Examining natural rock varnish and weathering rinds with laser-induced breakdown spectroscopy for application to ChemCam on Mars

scientific article

Experimental and theoretical studies of laser-induced breakdown spectroscopy emission from iron oxide: Studies of atmospheric effects

First detection of fluorine on Mars: Implications for Gale Crater's geochemistry

scholarly article

High manganese concentrations in rocks at Gale crater, Mars

article by Nina L. Lanza et al published 25 August 2014 in Geophysical Research Letters

Homogeneity assessment of the SuperCam calibration targets onboard rover perseverance

scientific article published in May 2022

Hydrogen detection with ChemCam at Gale crater

scholarly article

Improved accuracy in quantitative laser-induced breakdown spectroscopy using sub-models

Improved electron collisional line broadening for low-temperature ions and neutrals in plasma modeling

Improved intact soil-core carbon determination applying regression shrinkage and variable selection techniques to complete spectrum laser-induced breakdown spectroscopy (LIBS).

scientific article

In Situ Measurements on Venus Plains, Domes, Canali, and Tessera: Choices and Constraints for Mineralogical and Geochemical Measurements

conference paper published in 2014

In situ detection of boron by ChemCam on Mars

scientific article

In situ evidence for continental crust on early Mars

Independent component analysis classification of laser induced breakdown spectroscopy spectra

article

Intact Soil Core Total, Inorganic, and Organic Carbon Measurement Using Laser-Induced Breakdown Spectroscopy

Investigating the role of anhydrous oxidative weathering on sedimentary rocks in the Transantarctic Mountains and implications for the modern weathering of sedimentary lithologies on Mars

scientific article

Isotope ratios of H, C, and O in CO2 and H2O of the martian atmosphere

scientific article

Laser-induced breakdown spectroscopy measurements of uranium and thorium powders and uranium ore

scholarly article by Elizabeth J. Judge et al published May 2013 in Spectrochimica Acta Part B

Manifold preprocessing for laser-induced breakdown spectroscopy under Mars conditions

Martian Eolian Dust Probed by ChemCam

scholarly article by Jeremie Lasue et al published 23 October 2018 in Geophysical Research Letters

Multivariate analysis of remote laser-induced breakdown spectroscopy spectra using partial least squares, principal component analysis, and related techniques

article by Samuel M. Clegg et al published January 2009 in Spectrochimica Acta Part B

Nonlinear mapping technique for data visualization and clustering assessment of LIBS data: application to ChemCam data

scientific article

Observation of > 5 wt % zinc at the Kimberley outcrop, Gale crater, Mars

Optimization of laser-induced breakdown spectroscopy for rapid geochemical analysis

scholarly article

Origin and composition of three heterolithic boulder- and cobble-bearing deposits overlying the Murray and Stimson formations, Gale Crater, Mars

scientific article published on 06 June 2020

Overview of the Morphology and Chemistry of Diagenetic Features in the Clay‐Rich Glen Torridon Unit of Gale Crater, Mars

scientific article published on 21 April 2022

Oxidation of Manganese at Kimberley, Gale Crater: More Free Oxygen in Mars' Past?

conference paper published in 2015

Oxidation of manganese in an ancient aquifer, Kimberley formation, Gale crater, Mars

scholarly article

Perseverance’s Scanning Habitable Environments with Raman and Luminescence for Organics and Chemicals (SHERLOC) Investigation

scientific article published on 25 May 2021

Petrological Traverse of the Olivine Cumulate Séítah Formation at Jezero Crater, Mars: A Perspective From SuperCam Onboard Perseverance

scientific article published in July 2023

Planetary geochemical investigations using Raman and laser-induced breakdown spectroscopy

scientific article

Post-landing major element quantification using SuperCam laser induced breakdown spectroscopy

scientific article

Pre-flight calibration and initial data processing for the ChemCam laser-induced breakdown spectroscopy instrument on the Mars Science Laboratory rover

scholarly article by Roger C. Wiens et al published April 2013 in Spectrochimica Acta Part B

Recalibration of the Mars Science Laboratory ChemCam instrument with an expanded geochemical database

Remote laser-induced breakdown spectroscopy (LIBS) for lunar exploration

scholarly article

Remote laser-induced breakdown spectroscopy analyses of Dar al Gani 476 and Zagami Martian meteorites

scholarly article

Remote laser-induced breakdown spectroscopy analysis of East African Rift sedimentary samples under Mars conditions

scholarly article

Remote-Raman spectroscopic study of minerals under supercritical CO2 relevant to Venus exploration

scientific article

SHERLOC: Scanning habitable environments with Raman & luminescence for organics & chemicals

article

Soil diversity and hydration as observed by ChemCam at Gale crater, Mars

scientific article

Strategies for Mars remote Laser-Induced Breakdown Spectroscopy analysis of sulfur in geological samples

scientific article

Studies of a Lacustrine‐Volcanic Mars Analog Field Site With Mars‐2020‐Like Instruments

scientific article

SuperCam Calibration Targets: Design and Development

scientific article published on 26 November 2020

The ChemCam Instrument Suite on the Mars Science Laboratory (MSL) Rover: Body Unit and Combined System Tests

article

The ChemCam Instrument Suite on the Mars Science Laboratory (MSL) Rover: Science Objectives and Mast Unit Description

journal article

The Potassic Sedimentary Rocks in Gale Crater, Mars as Seen by ChemCam Onboard Curiosity

conference paper published in 2016

The SuperCam Instrument Suite on the Mars 2020 Rover: Science Objectives and Mast-Unit Description

scientific article

The SuperCam Instrument Suite on the NASA Mars 2020 Rover: Body Unit and Combined System Tests

scientific article published on 21 December 2020

The Venus Strategic Plan

scientific article

The influence of multivariate analysis methods and target grain size on the accuracy of remote quantitative chemical analysis of rocks using laser induced breakdown spectroscopy

scholarly article

The potassic sedimentary rocks in Gale Crater, Mars, as seen by ChemCam on board Curiosity

article by L. Le Deit et al published May 2016 in Journal of geophysical research. Planets

The sound of geological targets on Mars from the absolute intensity of laser-induced sparks shock waves

scientific article published in July 2023

Theoretical and experimental investigation of matrix effects observed in emission spectra of binary mixtures of sodium and copper and magnesium and copper pressed powders

scholarly article by Elizabeth J. Judge et al published August 2016 in Spectrochimica Acta Part B

Theoretical modeling and analysis of the emission spectra of a ChemCam standard: Basalt BIR-1A

Time-dependent infrared emission following photodissociation of nitromethane and chloropicrin.

scientific article published in April 2006

Time-resolved remote Raman study of minerals under supercritical CO2 and high temperatures relevant to Venus exploration

scientific article

Trace element geochemistry (Li, Ba, Sr, and Rb) usingCuriosity's ChemCam: Early results for Gale crater from Bradbury Landing Site to Rocknest

article

Understanding the Chemistry of the Rocks at Jezero crater, Mars, through the Combined Use of SuperCam Spectroscopic and Optical Techniques

scientific article published on 12 December 2021

Understanding the signature of rock coatings in laser-induced breakdown spectroscopy data

scientific article

Venus Geochemical Analysis by Remote Laser-induced Breakdown Spectroscopy (LIBS)

conference paper published in 2010