Black Holes: Eliminating Information or Illuminating New Physics?

Black holes, initially thought of as very interesting mathematical and geometric solutions of general relativity, over time, have come up with surprises and challenges for modern physics. In modern times, they have started to test our confidence in the fundamental understanding of nature. The most s...

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Main Authors: Sumanta Chakraborty, Kinjalk Lochan
Format: Article
Language:English
Published: MDPI AG 2017-07-01
Series:Universe
Subjects:
Online Access:https://www.mdpi.com/2218-1997/3/3/55
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author Sumanta Chakraborty
Kinjalk Lochan
author_facet Sumanta Chakraborty
Kinjalk Lochan
author_sort Sumanta Chakraborty
collection DOAJ
description Black holes, initially thought of as very interesting mathematical and geometric solutions of general relativity, over time, have come up with surprises and challenges for modern physics. In modern times, they have started to test our confidence in the fundamental understanding of nature. The most serious charge on the black holes is that they eat up information, never to release and subsequently erase it. This goes absolutely against the sacred principles of all other branches of fundamental sciences. This realization has shaken the very base of foundational concepts, both in quantum theory and gravity, which we always took for granted. Attempts to get rid of of this charge, have led us to crossroads with concepts, hold dearly in quantum theory. The sphere of black hole’s tussle with quantum theory has readily and steadily grown, from the advent of the Hawking radiation some four decades back, into domain of quantum information theory in modern times, most aptly, recently put in the form of the firewall puzzle. Do black holes really indicate something sinister about their existence or do they really point towards the troubles of ignoring the fundamental issues, our modern theories are seemingly plagued with? In this review, we focus on issues pertaining to black hole evaporation, the development of the information loss paradox, its recent formulation, the leading debates and promising directions in the community.
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spelling doaj.art-4c897b69dac54d1a8137b316d79fcf852022-12-22T02:54:19ZengMDPI AGUniverse2218-19972017-07-01335510.3390/universe3030055universe3030055Black Holes: Eliminating Information or Illuminating New Physics?Sumanta Chakraborty0Kinjalk Lochan1Department of Theoretical Physics, Indian Association for the Cultivation of Science, Kolkata 700032, IndiaDepartment of Physical Sciences, IISER Mohali, Manauli 140306, IndiaBlack holes, initially thought of as very interesting mathematical and geometric solutions of general relativity, over time, have come up with surprises and challenges for modern physics. In modern times, they have started to test our confidence in the fundamental understanding of nature. The most serious charge on the black holes is that they eat up information, never to release and subsequently erase it. This goes absolutely against the sacred principles of all other branches of fundamental sciences. This realization has shaken the very base of foundational concepts, both in quantum theory and gravity, which we always took for granted. Attempts to get rid of of this charge, have led us to crossroads with concepts, hold dearly in quantum theory. The sphere of black hole’s tussle with quantum theory has readily and steadily grown, from the advent of the Hawking radiation some four decades back, into domain of quantum information theory in modern times, most aptly, recently put in the form of the firewall puzzle. Do black holes really indicate something sinister about their existence or do they really point towards the troubles of ignoring the fundamental issues, our modern theories are seemingly plagued with? In this review, we focus on issues pertaining to black hole evaporation, the development of the information loss paradox, its recent formulation, the leading debates and promising directions in the community.https://www.mdpi.com/2218-1997/3/3/55Black hole physicsInformation loss paradoxQuantum fields in curved background
spellingShingle Sumanta Chakraborty
Kinjalk Lochan
Black Holes: Eliminating Information or Illuminating New Physics?
Universe
Black hole physics
Information loss paradox
Quantum fields in curved background
title Black Holes: Eliminating Information or Illuminating New Physics?
title_full Black Holes: Eliminating Information or Illuminating New Physics?
title_fullStr Black Holes: Eliminating Information or Illuminating New Physics?
title_full_unstemmed Black Holes: Eliminating Information or Illuminating New Physics?
title_short Black Holes: Eliminating Information or Illuminating New Physics?
title_sort black holes eliminating information or illuminating new physics
topic Black hole physics
Information loss paradox
Quantum fields in curved background
url https://www.mdpi.com/2218-1997/3/3/55
work_keys_str_mv AT sumantachakraborty blackholeseliminatinginformationorilluminatingnewphysics
AT kinjalklochan blackholeseliminatinginformationorilluminatingnewphysics