George Andrew Olah

George Andrew Olah
Name	George Andrew Olah
Caption	Olah in 2009
Birth date	22 May 1927
Birth place	Budapest, Hungary
Death date	8 March 2017
Death place	Beverly Hills, California, United States
Fields	Chemistry, Organic chemistry
Workplaces	Hungarian Academy of Sciences, Dow Chemical Company, Case Western Reserve University, University of Southern California
Alma mater	Budapest University of Technology and Economics
Doctoral advisor	Géza Zemplén
Known for	Carbocation chemistry, superacids, hydrocarbon research
Prizes	Nobel Prize in Chemistry (1994), Priestley Medal (2005), F. A. Cotton Medal (1996)

George Andrew Olah. He was a Hungarian-American chemist whose groundbreaking work on carbocations and superacids revolutionized the understanding of hydrocarbon chemistry. For this pioneering research, which demonstrated the existence of stable carbocations, he was awarded the Nobel Prize in Chemistry in 1994. His later work focused on energy policy, most notably championing the concept of a methanol economy as an alternative to fossil fuels.

Early life and education

Born in Budapest to a middle-class family, he developed an early interest in science. He pursued his higher education at the Budapest University of Technology and Economics, where he earned his doctorate in 1949 under the supervision of Géza Zemplén, a prominent figure in carbohydrate chemistry. The political turmoil following World War II, including the Hungarian Revolution of 1956, profoundly impacted his early career, leading him to emigrate first to England and then to Canada.

Career and research

After brief periods at Dow Chemical Company in Canada and a research fellowship in England, he accepted a position at Dow Chemical Company's main laboratories in Midland, Michigan. In 1965, he moved to academia, joining the faculty at Case Western Reserve University in Cleveland, where he established a major research center. In 1977, he relocated to the University of Southern California in Los Angeles, where he founded the Loker Hydrocarbon Research Institute and served as its director for decades, fostering significant advancements in petroleum and hydrocarbon research.

Carbocations and superacids

Olah's most celebrated scientific achievement was his use of extremely strong superacids, such as antimony pentafluoride dissolved in hydrogen fluoride, to generate and study long-lived carbocations. This work, conducted in the 1960s and 1970s, provided definitive evidence for the existence of these positively charged hydrocarbon intermediates, which were previously considered too unstable to isolate. His techniques, including NMR spectroscopy in superacidic media, transformed the field of physical organic chemistry and clarified fundamental reaction mechanisms in petroleum refining and many industrial processes.

Methanol economy

In later decades, Olah became a prominent advocate for a methanol economy. He argued that methanol, which can be produced from carbon dioxide captured from the atmosphere or from natural gas, could serve as a versatile fuel and raw material, reducing dependence on petroleum and mitigating climate change. His institute at the University of Southern California conducted extensive research on converting methane into liquid fuels, and he detailed this vision in books and lectures, influencing global discussions on energy policy and renewable energy.

Awards and honors

Olah received numerous prestigious awards throughout his career. The pinnacle was the 1994 Nobel Prize in Chemistry, awarded solely to him for his contributions to carbocation chemistry. Other major honors include the Priestley Medal from the American Chemical Society, the F. A. Cotton Medal for Excellence in Chemical Research, and the Arthur C. Cope Award. He was elected a member of the United States National Academy of Sciences and was a foreign member of several academies, including the Royal Society and the Hungarian Academy of Sciences.

Personal life and legacy

He was married to Judith Lengyel, a fellow chemist he met at university, and they had two sons. Olah became a naturalized citizen of the United States. He passed away at his home in Beverly Hills, California. His legacy endures through the ongoing work of the Loker Hydrocarbon Research Institute and his profound influence on organic chemistry, petrochemistry, and energy science. His concept of a methanol economy continues to be a topic of active research and debate within the global scientific community.

Category:1927 births Category:2017 deaths Category:American chemists Category:Hungarian chemists Category:Nobel laureates in Chemistry Category:University of Southern California faculty