John M. Martinis American physicist Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/biography/John-M-Martinis Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you for your feedback Our editors will review what you’ve submitted and determine whether to revise the article.

　　External Websites Ask the Chatbot a Question Also known as: John Matthew Martinis Written by Written by Kara Rogers Kara Rogers is the senior editor of biomedical sciences at Encyclopædia Britannica, where she oversees a range of content from medicine and genetics to microorganisms. She joined Britannica in 2006 and... Kara Rogers Fact-checked by Fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... The Editors of Encyclopaedia Britannica Last Updated: Oct. 7, 2025 •Article History Table of Contents Table of Contents Ask the Chatbot John M. Martinis (born 1958) is an American physicist known for his pioneering work in quantum computing, particularly in the development of superconducting qubits, the basic units of quantum information. His research has advanced the generation of high-fidelity qubits that form the foundation for scalable quantum processors. He also made significant contributions to the discovery of macroscopic quantum tunneling (MQT) and energy quantization, for which he was recognized with the 2025 Nobel Prize for Physics,...

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