An old psychological test presently shows up in another light. In 1935 Erwin Schrödinger defined a psychological study intended to catch the incomprehensible idea of quantum physics. A team of analysts driven by Gerhard Rempe, Director of the Department of Quantum Dynamics at the Max Planck Institute of Quantum Optics, has now understood an optical form of Schrödinger’s psychological study in the research center. In this example, pulses of laser light assume the job of the cat. The bits of knowledge picked up from the task open up new prospects for improved control of optical states, that can later on be utilized for quantum interchanges.
“As indicated by Schrödinger’s theory, it is workable for a microscopic object, for example, a solitary atom, to exist in two distinct states without a moment’s delay. This is known as a superposition. In addition, when such a particle connects with a large object, they can progress toward becoming ‘entrapped’, and the plainly visible article may finish up in superposition state. Schrödinger proposed the case of a cat, which can be both dead and alive, contingent upon regardless of whether a radioactive atom has decayed – an idea which is in clear clash with our ordinary experience,” Professor Rempe clarifies.
Bastian Hacker, et al., “Deterministic creation of entangled atom-light Schrödinger-cat states,” Nature Photonics, 14 January 2019; DOI: 10.1038/s41566-018-0339-5