All Stories

  1. High-Throughput Nanoparticle Characterization via Glow Discharge Optical Emission Spectroscopy Elemental Mapping

    Article • Analytical Chemistry, January 2023, American Chemical Society (ACS)

    Professor Gerardo Gamez

  2. Quantitative Analysis of Exhaled Breath Collected on Filter Substrates via Low-Temperature Plasma Desorption/Ionization Mass Spectrometry

    Article • Journal of the American Society for Mass Spectrometry, July 2022, American Chemical Society (ACS)

    Professor Gerardo Gamez

  3. Field-Switching Repeller Flowing Atmospheric-Pressure Afterglow Drift Tube Ion Mobility Spectrometry

    Article • Journal of the American Society for Mass Spectrometry, March 2022, American Chemical Society (ACS)

    Professor Gerardo Gamez

  4. Three-Dimensional Mass Spectral Imaging of Polymers Via Laser-Assisted Micro-Pyrolysis Program with Flowing Atmospheric-Pressure Afterglow Ambient Mass Spectrometry

    Article • Analytical Chemistry, February 2022, American Chemical Society (ACS)

    Professor Gerardo Gamez

  5. High-throughput single pixel spectral imaging system for glow discharge optical emission spectrometry elemental mapping enabled by compressed sensing

    Article • Journal of Analytical Atomic Spectrometry, January 2022, Royal Society of Chemistry

    Professor Gerardo Gamez

  6. Laser assisted sampling vs direct desorption flowing atmospheric pressure afterglow mass spectrometry of complex polymer samples: Forensic implications for pressure sensitive tape chemical analysis

    Article • Talanta, August 2021, Elsevier

    Professor Gerardo Gamez

  7. Instantaneous Differentiation of Functional Isomers via Reactive Flowing Atmospheric Pressure Afterglow Mass Spectrometry

    Article • Analytical Chemistry, July 2021, American Chemical Society (ACS)

    Professor Gerardo Gamez

  8. Flowing atmospheric-pressure afterglow drift tube ion mobility spectrometry

    Article • Analytica Chimica Acta, June 2021, Elsevier

    Professor Gerardo Gamez

  9. Advances in Thomson scattering diagnostics of plasmas used for chemical analysis

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, February 2021, Elsevier

    Professor Gerardo Gamez

  10. Radially resolved optical emission spectral imaging study of an atmospheric pressure μDBD jet for elucidating the effect of sample surface material on the underlying mechanisms

    Article • Journal of Analytical Atomic Spectrometry, January 2021, Royal Society of Chemistry

    Professor Gerardo Gamez

  11. Low-Temperature Plasma Probe Mass Spectrometry for Analytes Separated on Thin-Layer Chromatography Plates: Direct vs Laser Assisted Desorption

    Article • Journal of the American Society for Mass Spectrometry, August 2020, American Chemical Society (ACS)

    Professor Gerardo Gamez

  12. A transmission-type triple grating spectrograph for improved laser scattering diagnostics of low-density plasmas used in chemical analysis

    Article • Journal of Analytical Atomic Spectrometry, January 2020, Royal Society of Chemistry

    Professor Gerardo Gamez

  13. Development of Abel's inversion method to extract radially resolved optical emission maps from spectral data cubes collectedviapush-broom hyperspectral imaging with sub-pixel shifting sampling

    Article • Journal of Analytical Atomic Spectrometry, January 2020, Royal Society of Chemistry

    Professor Gerardo Gamez

  14. Recent advances in surface elemental mapping via glow discharge atomic spectrometry

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, October 2018, Elsevier

    Professor Gerardo Gamez

  15. Geometric super-resolution on push-broom hyperspectral imaging for plasma optical emission spectroscopy

    Article • Journal of Analytical Atomic Spectrometry, January 2018, Royal Society of Chemistry

    Professor Gerardo Gamez

  16. Real-Time Quantitative Analysis of Valproic Acid in Exhaled Breath by Low Temperature Plasma Ionization Mass Spectrometry

    Article • Journal of the American Society for Mass Spectrometry, November 2016, Springer Science + Business Media

    Professor Gerardo Gamez

  17. Glow discharge optical emission spectrometry elemental mapping with restrictive anode array masks

    Article • Journal of Analytical Atomic Spectrometry, January 2016, Royal Society of Chemistry

    Professor Gerardo Gamez

  18. Compressed sensing in spectroscopy for chemical analysis

    Article • Journal of Analytical Atomic Spectrometry, January 2016, Royal Society of Chemistry

    Professor Gerardo Gamez

  19. Compressed sensing spectral imaging for plasma optical emission spectroscopy

    Article • Journal of Analytical Atomic Spectrometry, January 2016, Royal Society of Chemistry

    Professor Gerardo Gamez

  20. Use of radiofrequency power to enable glow discharge optical emission spectroscopy ultrafast elemental mapping of combinatorial libraries with nonconductive components: nitrogen-based materials

    Article • Analytical and Bioanalytical Chemistry, July 2014, Springer Science + Business Media

    Professor Gerardo Gamez, Dr Ivo Utke

  21. Image denoising techniques applied to glow discharge optical emission spectroscopy elemental mapping

    Article • Journal of Analytical Atomic Spectrometry, January 2014, Royal Society of Chemistry

    Professor Gerardo Gamez

  22. Ultrafast elemental mapping of materials combinatorial libraries and high-throughput screening samples via pulsed glow discharge optical emission spectroscopy

    Article • Journal of Analytical Atomic Spectrometry, January 2013, Royal Society of Chemistry

    Professor Gerardo Gamez

  23. Glow discharge techniques in the chemical analysis of photovoltaic materials

    Article • Progress in Photovoltaics Research and Applications, July 2012, Wiley

    Professor Gerardo Gamez

  24. Surface elemental mapping via glow discharge optical emission spectroscopy

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, April 2012, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  25. Al2O3-Al2O3 and Al2O3-Ti Solder Joints-Influence of Ceramic Metallization and Thermal Pretreatment on Joint Properties

    Article • International Journal of Applied Ceramic Technology, March 2012, Wiley

    Professor Gerardo Gamez

  26. Push-broom hyperspectral imaging for elemental mapping with glow discharge optical emission spectrometry

    Article • Journal of Analytical Atomic Spectrometry, January 2012, Royal Society of Chemistry

    Professor Gerardo Gamez

  27. Real-time, in vivo monitoring and pharmacokinetics of valproic acid via a novel biomarker in exhaled breath

    Article • Chemical Communications, January 2011, Royal Society of Chemistry

    Dr Vladimir A Azov, Renato Zenobi, Professor Gerardo Gamez

  28. Weaving the glow discharge net

    Article • Journal of Analytical Atomic Spectrometry, January 2011, Royal Society of Chemistry

    Professor Gerardo Gamez

  29. International glow discharge spectroscopy symposium, Albi, France, August 22–25, 2010

    Article • Journal of Analytical Atomic Spectrometry, January 2011, Royal Society of Chemistry

    Professor Gerardo Gamez

  30. Simultaneous sampling of volatile and non-volatile analytes in beer for fast fingerprinting by extractive electrospray ionization mass spectrometry

    Article • Analytical and Bioanalytical Chemistry, July 2010, Springer Science + Business Media

    Renato Zenobi, Professor Gerardo Gamez

  31. What can we learn from ambient ionization techniques?

    Article • Journal of the American Society for Mass Spectrometry, November 2009, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  32. Rapid Characterization of Complex Viscous Liquids at the Molecular Level

    Article • Angewandte Chemie, October 2009, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  33. Rapid Characterization of Complex Viscous Liquids at the Molecular Level

    Article • Angewandte Chemie, October 2009, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  34. Exploring fluorescence and fragmentation of ions produced by electrospray ionization in ultrahigh vacuum

    Article • Journal of the American Society for Mass Spectrometry, September 2009, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  35. Material ejection and redeposition following atmospheric pressure near-field laser ablation on molecular solids

    Article • Analytical and Bioanalytical Chemistry, July 2009, Springer Science + Business Media

    Renato Zenobi, Professor Gerardo Gamez

  36. ChemInform Abstract: Rapid Detection of Melamine in Untreated Milk and Wheat Gluten by Ultrasound‐Assisted Extractive Electrospray Ionization Mass Spectrometry (EESI‐MS).

    Article • ChemInform, May 2009, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  37. Detection of Diethyl Phthalate in Perfumes by Extractive Electrospray Ionization Mass Spectrometry

    Article • Analytical Chemistry, February 2009, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  38. Fast polymer fingerprinting using flowing afterglow atmospheric pressure glow discharge mass spectrometry

    Article • The Analyst, January 2009, Royal Society of Chemistry

    Renato Zenobi, Professor Gerardo Gamez

  39. Rapid detection of melamine in untreated milk and wheat gluten by ultrasound-assisted extractive electrospray ionization mass spectrometry (EESI-MS)

    Article • Chemical Communications, January 2009, Royal Society of Chemistry

    Renato Zenobi, Professor Gerardo Gamez

  40. Detection of Diethyl Phthalate in Perfumes by Extractive Electrospray Ionization Mass Spectrometry

    Article • Analytical Chemistry, December 2008, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  41. Real‐time, on‐line monitoring of organic chemical reactions using extractive electrospray ionization tandem mass spectrometry

    Article • Rapid Communications in Mass Spectrometry, September 2008, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  42. Atmospheric pressure glow discharge desorption mass spectrometry for rapid screening of pesticides in food

    Article • Rapid Communications in Mass Spectrometry, August 2008, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  43. Photoelectron Emission as an Alternative Electron Impact Ionization Source for Ion Trap Mass Spectrometry

    Article • Analytical Chemistry, July 2008, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  44. Towards Nanoscale Molecular Analysis at Atmospheric Pressure by a Near-Field Laser Ablation Ion Trap/Time-of-Flight Mass Spectrometer

    Article • Analytical Chemistry, July 2008, American Chemical Society (ACS)

    Renato Zenobi, Professor Gerardo Gamez

  45. Plasma diagnostic on a low-flow plasma for inductively coupled plasma optical emission spectrometry

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, June 2008, Elsevier

    Professor Carsten Engelhard, Professor Gerardo Gamez, Professor Gary M Hieftje

  46. Rapid classification of perfumes by extractive electrospray ionization mass spectrometry (EESI‐MS)

    Article • Rapid Communications in Mass Spectrometry, May 2008, Wiley

    Renato Zenobi, Professor Gerardo Gamez

  47. Atmospheric Pressure Chemical Ionization Source. 2. Desorption−Ionization for the Direct Analysis of Solid Compounds

    Article • Analytical Chemistry, April 2008, American Chemical Society (ACS)

    Professor Gerardo Gamez, Professor Gary M Hieftje

  48. Atmospheric Pressure Chemical Ionization Source. 1. Ionization of Compounds in the Gas Phase

    Article • Analytical Chemistry, April 2008, American Chemical Society (ACS)

    Professor Gerardo Gamez, Professor Gary M Hieftje

  49. Effect of mass spectrometric sampling interface on the fundamental parameters of an inductively coupled plasma as a function of its operating conditions

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, April 2007, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  50. Effect of mass spectrometric sampling interface on the fundamental parameters of an inductively coupled plasma as a function of its operating conditions

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, April 2007, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  51. Development of a Pulsed Radio Frequency Glow Discharge for Three-Dimensional Elemental Surface Imaging. 1. Application to Biopolymer Analysis

    Article • Analytical Chemistry, February 2007, American Chemical Society (ACS)

    Professor Gerardo Gamez, Professor Gary M Hieftje

  52. Spectroscopic characterization of ion and electron populations in a solution-cathode glow discharge

    Article • Journal of Analytical Atomic Spectrometry, January 2006, Royal Society of Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  53. A new, versatile, direct-current helium atmospheric-pressure glow discharge

    Article • Journal of Analytical Atomic Spectrometry, January 2006, Royal Society of Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  54. Temporal and spatially resolved laser-scattering plasma diagnostics for the characterization of a ms-pulsed glow discharge

    Article • Journal of Analytical Atomic Spectrometry, January 2006, Royal Society of Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  55. Spectroscopic and electrical studies of a solution-cathode glow discharge

    Article • Journal of Analytical Atomic Spectrometry, January 2005, Royal Society of Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  56. Plasma-source mass spectrometry for speciation analysis: state-of-the-art

    Article • Journal of Chromatography A, September 2004, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  57. Fundamental studies on a planar-cathode direct current glow discharge. Part II: numerical modeling and comparison with laser scattering experiments

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, April 2004, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  58. Fundamental studies on a planar-cathode direct current glow discharge. Part I: characterization via laser scattering techniques

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, April 2004, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  59. Applied Spectroscopy News

    Article • Applied Spectroscopy, January 2004, SAGE Publications

    Professor Gerardo Gamez

  60. Spatially resolved ground-state number densities of calcium and strontium ion in an inductively coupled plasma in contact with an inductively coupled plasma mass spectrometry sampling interface

    Article • Spectrochimica Acta Part B Atomic Spectroscopy, September 2003, Elsevier

    Professor Gerardo Gamez, Professor Gary M Hieftje

  61. Investigation of trace level binding of PtCl6 and PtCl4 to alfalfa biomass (Medicago sativa) using Zeeman graphite furnace atomic absorption spectrometry

    Article • Analytica Chimica Acta, February 2003, Elsevier

    Professor Gerardo Gamez

  62. Laser-scattering instrument for fundamental studies on a glow discharge

    Article • Journal of Analytical Atomic Spectrometry, January 2003, Royal Society of Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  63. Recovery of gold(III) from multi-elemental solutions by alfalfa biomass

    Article • Advances in Environmental Research, January 2003, Elsevier

    Professor Gerardo Gamez

  64. Characterization of trace level Au(III) binding to alfalfa biomass (Medicago sativa) by GFAAS

    Article • Advances in Environmental Research, September 2002, Elsevier

    Professor Gerardo Gamez

  65. Chemical modification and X-ray absorption studies for lead(II) binding by Medicago sativa (alfalfa) biomass

    Article • Microchemical Journal, April 2002, Elsevier

    Professor Gerardo Gamez

  66. XAS investigations into the mechanism(s) of Au(III) binding and reduction by alfalfa biomass

    Article • Microchemical Journal, April 2002, Elsevier

    Professor Gerardo Gamez

  67. Heavy metal binding by inactivated tissues of Solanum elaeagnifolium: chemical and subsequent XAS studies

    Article • Microchemical Journal, April 2002, Elsevier

    Professor Gerardo Gamez

  68. Infrared and X-ray absorption spectroscopic studies on the mechanism of chromium(III) binding to alfalfa biomass

    Article • Microchemical Journal, April 2002, Elsevier

    Professor Gerardo Gamez

  69. Toward a Fuller Understanding of Analytical Atomic Spectrometry.

    Article • Analytical Sciences, January 2002, Japan Society for Analytical Chemistry

    Professor Gerardo Gamez, Professor Gary M Hieftje

  70. Characterization of Cr(VI) binding and reduction to Cr(III) by the agricultural byproducts of Avena monida (Oat) biomass

    Article • Journal of Hazardous Materials, December 2000, Elsevier

    Professor Gerardo Gamez

  71. Reduction and Accumulation of Gold(III) by Medicago sativa Alfalfa Biomass:  X-ray Absorption Spectroscopy, pH, and Temperature Dependence

    Article • Environmental Science & Technology, September 2000, American Chemical Society (ACS)

    Professor Gerardo Gamez

  72. Effects of Oxidation State on Metal Ion Binding by Medicago sativa (Alfalfa):  Atomic and X-ray Absorption Spectroscopic Studies with Fe(II) and Fe(III)

    Article • Environmental Science & Technology, January 2000, American Chemical Society (ACS)

    Professor Gerardo Gamez

  73. Effects of chemical competition for multi-metal binding by Medicago sativa (alfalfa)

    Article • Journal of Hazardous Materials, September 1999, Elsevier

    Professor Gerardo Gamez

  74. Use of X-ray Absorption Spectroscopy and Esterification to Investigate Cr(III) and Ni(II) Ligands in Alfalfa Biomass

    Article • Environmental Science & Technology, January 1999, American Chemical Society (ACS)

    Professor Gerardo Gamez

  75. Phytofiltration of hazardous cadmium, chromium, lead and zinc ions by biomass of Medicago sativa (Alfalfa)

    Article • Journal of Hazardous Materials, January 1998, Elsevier

    Professor Gerardo Gamez