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John Fenn

John Fenn

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2026-07-13

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Who is this?

John Bennett Fenn (June 15, 1917 – December 10, 2010) was an American professor of analytical chemistry who was awarded a share of the Nobel Prize in Chemistry in 2002. He shared half of the award with Koichi Tanaka for their work in mass spectrometry. The other half went to Kurt Wüthrich. Fenn's contributions specifically related to the development of electrospray ionization, now a commonly used technique for large molecules and routine liquid chromatography-tandem mass spectrometry. Early in h

What happened recently

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6/11/2026

John B. Fenn

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12/18/2024

William Fenn, Obituary - Crown Point, IN

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12/19/2023

William Frank Fenn Obituary June 7, 2019

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7/23/2022

John Fenn Obituary - Fullerton, CA

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12/2/2021

Sheridan District Court Judge Fenn Appointed To WY Supreme Court

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9/20/2018

Five Questions with John Fenn, Head, Research and Programs, American Folklife Center - The Library of Congress (.gov)

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3/31/2017

Fenn Channeled his Entrepreneurial Spirit to Launch Budget Dumpster

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3/17/2017

Linda (Fenn) Dulon Obituary Mar 17, 2017 - O'Connell Family Funeral Homes & Cremation Services

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1/9/2017

AFC Welcomes John Fenn, New Head of Research & Programs - The Library of Congress (.gov)

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9/26/2015

Lynda and John Fenn - Michigan Technological University

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1/27/2011

John Fenn: Nobel Prize-winner whose work speeded up research into new drugs

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1/19/2011

John Fenn (1917–2010)

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1/13/2011

John Fenn obituary

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12/10/2010

Nobel Laureate John Fenn, VCU Professor of Chemistry, Dies at 93

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