Table of Contents
2022 Nobel Prize in Physics: Are you eagerly waiting to know the result of the 2022 Nobel Prize? This year, the 2022 Nobel Prize in Physics has been awarded to three scientists in recognition of their experimental discoveries that formed the foundation for quantum computing and quantum information science. Together with John Clauser, Alain Aspect, and Anton Zeilinger received the honor. The Royal Swedish Academy of Sciences announced the winners on October 4, 2022.
Their efforts investigated the fundamentals of quantum mechanics, the paradoxical laws that control activity in the subatomic universe. A phenomenon that Albert Einstein derided as “spooky action at a distance” was proven to exist in research carried out over the past 50 years. Even if it was light-years distant, measuring one of a pair of particles that were far separated from the other might instantly alter the results of measuring the other particle. This unusual phenomenon is now referred to as quantum entanglement and forms the cornerstone of the developing area of quantum information.
What is Quantum Entanglement in Simple Terms?
Quantum Entanglement Definition; “Quantum Entanglement is a phenomenon whereby a pair of particles are generated in such a way that the individual quantum states of each are indefinite until measured, and the act of measuring one determines the result of measuring the other, even when at a distance from each other. In the 1960s, an Irishman named John Bell found it possible to figure out whether this long-mysterious phenomenon truly existed.his theory is also known as ‘Bell inequality. The Bell theorem states that quantum entanglement is true if the Bell inequality is violated. As per the latest report find out by the news platforms, according to the academy, the 2022 Nobel Prize in Physics has been awarded “for experiments with entangled photons, establishing the violation of Bell inequalities, and pioneering quantum information science.” It further stated that significant research and development are being carried out to develop quantum computers, enhance measurements, build quantum networks, and create secure quantum encrypted communication by utilizing the unique qualities of individual particle systems. The prize money of Rs. 7.5 crore would be split between the winners.
Who is John F. Clauser – Nobel Prize Winner, Short Profile
1: Who was the first woman President of India?
American theoretical and experimental physicist John Francis Clauser is renowned for his contributions to the theory of quantum mechanics, particularly the Clauser-Horne-Shimony-Holt inequality. He wins the 2022 Nobel Prize in Physics along with Alain Aspect, and Anton Zeilinger for their experimental discoveries that formed the foundation for quantum computing and quantum information science. John Clauser built an apparatus that emitted two entangled photons at a time, each towards a filter that tested their polarization. The result was a clear violation of a Bell inequality and agreed with the predictions of quantum mechanics. The winners would receive 7.5 crores in prize money and honors.
John Francis Clauser was born in Pasadena, California. In 1964, he graduated from the California Institute of Technology with a bachelor of science in physics while a student there and a member of Dabney House. He received a master of arts in physics in 1966 and a Doctor of Philosophy in Physics from the same institution in 1969. He conducted the first experimental test of the CHSH- theorem Bell’s predictions in 1972 with Stuart Freedman. This was the first instance of a Bell inequality being observed to be violated in an experiment. In 1974, in association with Michael Horne, he first revealed that a conception of Bell’s Theorem supplies severe constraints for all local realistic theories of nature. That creation introduced the Clauser–Horne (CH) inequality as the first fully general experimental requirement set by local realism. Clauser was awarded the Wolf Prize in Physics in 2010 together with Alain Aspect and Anton Zeilinger. A joint Nobel Prize in Physics was also awarded to John Clauser along with Alain Aspect, and Anton Zeilinger in 2022.
Free UPSKILLING Courses!
Take your first step toward mastering in-demand skills, acing interviews, and securing top-tier jobs with Entri's free upskilling courses.
Start Learning!What did Alain Aspect discover? Make a Profile Here
Alain Aspect, a French physicist well-known for his experimental work on quantum entanglement, won the 2022 Nobel Prize in Physics for creating a setup to close an important loophole. ” He was able to switch the measurement settings after an entangled pair had left its source, so the setting that existed when they were emitted could not affect the result”.
Aspect is a graduate of the École Normale Supérieure de Cachan (ENS Cachan, today part of Paris-Saclay University). He earned his master’s degree from the École supérieure d’optique (later known as Institut d’Optique Graduate School) of the Université d ‘Orsay (later known as Université Paris- Sud) in 1969 after passing the physics agrégation. After that, for three years, he taught as part of his national duty in Cameroon. Following the initial experiment conducted by Stuart Freedman and John Clauser in 1972, the experimental procedures by Aspect were thought to further the argument that Bell’s inequalities are broken in their CHSH formulation, particularly by eliminating a particular locality loophole. His findings were not entirely definitive, though, as there were openings that may have accommodated other hypotheses that adhered to local realism. Aspect shifted to the research of laser cooling of neutral atoms after his work on Bell’s inequalities, and he now primarily works on experiments involving Bose-Einstein condensates.
Anton Zeilinger Short Biography
The 2022 Physics Nobel Laureate Anton Zeilinger researched entangled quantum states. His research team has proven the existence of a phenomenon known as quantum teleportation, which enables the distant transfer of a quantum state from one particle to another. Anton Zeilinger, Austrian quantum physicist and Nobel laureate in physics of 2022 works on the foundations of quantum mechanics. Along with Daniel Greenberger and Michael Horne, he found novel counter-intuitive features of three- and four-particle states. Together with his team, he was the first to realize those in the experiment. This opened the field of multi-particle interference and multi-particle quantum correlations. He carried out the first quantum teleportation of an independent qubit there using the techniques developed there. The discovery of entanglement swapping, a fascinating idea in which an entangled state is teleported, came after this. Anton Zeilinger wins Micius Quantum Prize, Micius Quantum Foundation in 2019. In 2017, he wins John Stewart Bell Prize for Research on Fundamental Issues in Quantum Mechanics and their Applications from the University of Toronto and a Silver medal from the Senate of the Czech Republic. In 2016, Zeilinger received Willis E. Lamb Award for the Physics of Quantum Electronics (PQE) conference.
