Mike Callahan, an analytical chemist at NASA's Goddard Space Flight Center (Maryland, USA), led a team to develop a new nano LC–nano ESI–MS method to detect life's building blocks in "spacedust". Callahan spoke to The Column about the inspiration behind the project, the challenges of analyzing extraterrestrial material in the laboratory, and future directions.
Mike Callahan, an analytical chemist at NASA's Goddard Space Flight Center (Maryland, USA), led a team to develop a new nano LC–nano ESI–MS method to detect life’s building blocks in "spacedust". Callahan spoke to The Column about the inspiration behind the project, the challenges of analyzing extraterrestrial material in the laboratory, and future directions.
Essentials of LC Troubleshooting, Part VII: How Wide Should Those Peaks Be? (Large Molecule Edition)
June 5th 2025In the latest edition of "LC Troubleshooting", Dwight Stoll explores troubleshooting tips for liquid chromatography, particularly focusing on peak width challenges in large molecule separations and effective solutions.