Nobel laureate Anton Zeilinger turns 80: a life for the quantum world!

Anton Zeilinger, Nobelpreisträger und Quantenphysiker, feiert am 20. Mai seinen 80. Geburtstag – Ein Blick auf sein Lebenswerk.
Anton Zeilinger, Nobel Prize winner and quantum physicist, celebrates his 80th birthday on May 20 - a look at his life's work. (Symbolbild/DNAT)

Nobel laureate Anton Zeilinger turns 80: a life for the quantum world!

Ried im Innkreis, Österreich - On May 20, 2025, Anton Zeilinger, the renowned quantum physicist and Nobel laureate, celebrates his 80th birthday. The Austrian Academy of Sciences (ÖAW) as well as important institutions such as the Technical University of Vienna (Technical University of Vienna), the University of Innsbruck and the University of Vienna pay him their congratulations and honor its outstanding contributions to quantum physics. In 2022, Zeilinger received the Nobel Prize in Stockholm together with Alain Aspect and John F. Clauser for their groundbreaking work for quantum frightening, a phenomenon that significantly shapes the basics of quantum mechanics.

born in 1945 in Ried im Innkreis, studied Zeilinger and mathematics at the University of Vienna and did her doctorate in 1971. After his habilitation at the Vienna University of Technology in 1979, which he obtained after a research stay at the Massachusetts Institute of Technology (with), he accepted a professorship for experimental physics at the University of Innsbruck in 1990. There he laid the foundations for quantum fright and moved to the University of Vienna in 1999, where he carried out significant experiments for quantum communication.

recognition for groundbreaking research

In his research, which shed light on the physical principles of quantum fright, Zeilinger has set several milestones. In 1989 he developed the GHz experiment together with Daniel Greenberger and Michael Horne. In 1997 Zeilinger realized the first successful quantum teleportation experiment. His experiments for teleportation took place in different locations, for example between the Vienna Danube Island and the Prater, as well as intercontinental between La Palma and Tenerife. In 2017 he carried out the first quantum -encrypted video discussion between Vienna and Beijing.

For his innovative contributions to physics, Zeilinger was not only awarded the Nobel Prize, but also with the Wolf Prize in Physics, which he received together with his colleagues in 2010. The award 2022 in particular rewarded the investigations of quantum frames, which in the experiments with entangled photons demonstrated the violation of the Bell-recruits and made significant progress in quantum information science. His work is of crucial importance for the development of the first quantum communication satellite, Micius.

a life for science

research that Zeilinger and his fellow campaigners operated is deeply rooted in the history of quantum mechanics. Albert Einstein had referred to the phenomenon of quantum fright as "Spooky Action at a Distance" and postulated that there could be hidden variables that explain the behavior of particles. As a result, John Stewart Bell formulated a mathematical inequality in the 1960s, which tested the influence of these hidden variable. With his Bell test in 1969, Clauser developed the first practical experiment to measure quantum frames.

alain Aspect completed these examinations in the 1980s by changing the measuring directions of the photon couples quickly, making one of the loopholes in Bell tests. Zeilinger finally demonstrated the phenomenon of quantum teleportation and thus demonstrated the narrowing between theory and experiment.

Anton Zeilinger has been very committed not only in research, but also in science communication. His tireless commitment to the imparting of scientific content helps to promote understanding of quantum mechanics in the general public. With a remarkable career that extends over several decades, Zeilinger remains a central figure in modern physics.

The science community awaits which new knowledge and developments in Zeilinger and his team will continue to present in the future.

ots.at , Scientificamerican.com , Deutschlandfunk.de

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