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| Harold Kroto | |
|---|---|
| Name | Harold Kroto |
| Birth date | 7 October 1939 |
| Birth place | Wisbech, Cambridgeshire, England |
| Death date | 30 April 2016 |
| Death place | Lewes, East Sussex, England |
| Fields | Chemistry, Physical Chemistry, Molecular Physics |
| Workplaces | University of Sussex, Rice University, University of Sheffield, University of Cambridge |
| Alma mater | University of Sheffield, University of Manchester |
| Doctoral advisor | Harry Guyford Steinke |
| Known for | Discovery of fullerenes |
| Awards | Nobel Prize in Chemistry, Royal Society of Chemistry honors, Commander of the Order of the British Empire |
Harold Kroto
Harold Kroto was an English chemist and educator best known for co-discovering fullerenes, a novel form of carbon that transformed materials science, nanotechnology, and astrochemistry. A professor and public intellectual, he combined experimental spectroscopy with theoretical insight across institutions such as the University of Sussex, Rice University, and the University of Cambridge. Kroto's work linked laboratory chemistry to astronomical observations and inspired generations of scientists through teaching and outreach.
Kroto was born in Wisbech, Cambridgeshire, into a family shaped by the upheavals of World War II and migration from Eastern Europe. He attended local schools before studying at the University of Sheffield, where he read chemistry and developed an interest in molecular spectroscopy influenced by mentors associated with the Royal Society and British chemical research networks. He pursued doctoral studies at the University of Manchester under supervisors active in physical chemistry and spectroscopy; his early research intersected with experimental techniques used at facilities like Cavendish Laboratory and discussions ongoing at meetings of the Faraday Society. During this period he engaged with scientific communities linked to the Institute of Physics and the Chemical Society.
Kroto's research career spanned academic appointments at the University of Sussex, the University of Sheffield, and visiting positions at Rice University and the University of Cambridge. His expertise combined gas-phase molecular spectroscopy, microwave spectroscopy, and laser-based techniques developed in collaboration with groups connected to Bell Labs traditions and contemporary nanoscience labs. He published with colleagues who were active in institutions such as the Royal Institution, the Max Planck Society, and NASA research programs. Kroto's laboratory work addressed problems relevant to solid-state physics, surface science, and molecular assembly; cross-disciplinary dialogues with researchers affiliated with IBM Research, the California Institute of Technology, and the National Institute of Standards and Technology informed experimental design and interpretation.
The discovery of fullerenes emerged from experiments that combined Kroto's spectroscopic interests with collaborations involving researchers from Rice University and industrial plasma research groups. In 1985, using techniques refined through interactions with teams at Bell Labs and instrumentation influenced by methods from the Royal Society of Chemistry network, Kroto and collaborators identified a stable, spheroidal carbon cluster with 60 atoms, later named C60. This structure linked to theoretical models discussed at symposia hosted by the American Chemical Society and the International Union of Pure and Applied Chemistry. The identification of C60 and related carbon cages prompted rapid engagement from groups at the University of Oxford, ETH Zurich, and laboratories in Japan, catalyzing research into superconductivity, chemical functionalization, and potential applications in photonics and biomedicine. The fullerene discovery also stimulated astronomical programs at European Southern Observatory and NASA to search for carbonaceous molecules in interstellar media and planetary atmospheres, connecting laboratory spectroscopy with observations from telescopes like the Hubble Space Telescope.
Kroto received wide recognition culminating in the Nobel Prize in Chemistry shared with collaborators; the award acknowledged the impact of fullerenes on multiple scientific domains. He was elected a Fellow of the Royal Society and received honors from bodies such as the Royal Society of Chemistry and was appointed Commander of the Order of the British Empire. International prizes and visiting professorships linked him with academies including the National Academy of Sciences (foreign memberships), the Royal Swedish Academy of Sciences circles, and awards presented at meetings of the International Union of Pure and Applied Chemistry. Honorary degrees and lectureships connected Kroto with universities across Europe, North America, and Asia, including invitations to speak at forums hosted by the European Molecular Biology Organization and the American Association for the Advancement of Science.
A committed educator, Kroto led undergraduate and graduate teaching at the University of Sussex and organized summer schools and workshops with partners from the Perimeter Institute model and institutions like the Royal Institution and Science Museum, London. He championed science communication through public lectures, media appearances on platforms associated with the BBC, and participation in festivals such as the Edinburgh Festival Fringe. Kroto helped found initiatives to encourage school-level engagement with science, interfacing with organizations like the British Science Association and education programs sponsored by the Wellcome Trust. He mentored students who went on to positions at the Max Planck Society, Imperial College London, and research centers in the United States and Japan.
Kroto's personal life included family ties and friendships across the international scientific community; his passing in 2016 prompted tributes from institutions such as the University of Sussex, the Royal Society, and the Nobel Foundation. His legacy endures through the ongoing research into carbon nanomaterials at centers including MIT, Stanford University, and Kyoto University, and through his contributions to public understanding of science promoted by organizations like the Royal Institution and the British Science Association. Collections of his papers and recorded lectures are preserved in archives associated with the University of Sussex and national repositories, informing historians and scientists studying the development of nanotechnology and modern chemical physics.
Category:1939 births Category:2016 deaths Category:British chemists Category:Nobel laureates in Chemistry