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Narlikar
Jayant Vishnu Narlikar (born 19 July 1938) is an Indian astrophysicist and emeritus professor at the Inter-University Centre for Astronomy and Astrophysics (IUCAA). He developed with Sir Fred Hoyle the conformal gravity theory, known as Hoyle–Narlikar theory. It synthesises Albert Einstein's theory of relativity and Mach's principle. It proposes that the inertial mass of a particle is a function of the masses of all other particles, multiplied by a coupling constant, which is a function of cosmic epoch. Early life Narlikar was born in Kolhapur, India on 19 July 1938 in a family of scholars. His father, Vishnu Vasudev Narlikar, was a mathematician and theoretical physicist who served as Professor and Head of Department of Mathematics at Banaras Hindu University, Varanasi, and mother, Sumati Narlikar, was a scholar of Sanskrit. His wife is Mangala Narlikar and he has three daughters. His maternal uncle was the distinguished statistician V. S. Huzurbazar. Career Narlikar compl ...
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Vishnu Vasudev Narlikar
Vishnu Vasudev Narlikar FRAS (26 September 1908 – 1 April 1991) was an Indian physicist specializing in general relativity. The Centre for Theoretical Physics, Jamia Millia Islamia has instituted the annual "''V. V. Narikar Memorial Lecture''" in memory of him. Personal life Narlikar was born in Kolhapur, India on 26 September 1908. His father Vasudevshastri Narlikar was a pandit in Sanskrit and delivered pravachans. Vishnu was the youngest among three brothers. He studied at the Vidyapeeth High School and Rajaram College in Kolhapur. Vishnu continued with his education despite his father's demise and secured the fourth rank in the Matriculation exam. He won scholarships and studied at the Elphinstone College and Royal Institute of Science in Mumbai. He stood first in the B.Sc. exam. Upon receiving his B.Sc. degree from the University of Mumbai in 1928, Narlikar continued studies at the Cambridge University in England, where he passed the Mathematics Tripos in 1930. His st ...
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Mangala Narlikar
Mangala Narlikar is an Indian mathematician who has done research in pure mathematics as well as written for a lay audience. After her degrees in mathematics, she initially worked at the Tata Institute of Fundamental Research (TIFR) in Mumbai and later worked as a lecturer in the University of Bombay and Pune. Biography Narlikar studied from the University of Bombay and received degrees of B. A. (Maths) in 1962 and M.A. (Maths) in 1964 with first rank and also won the Chancellor's gold medal. She married, Jayant Narlikar, a well known cosmologist and physicist, in 1966. They have three daughters, Geeta, Girija and Leelavati, all of whom have pursued careers in science; one (Geeta) is Professor of Biochemistryat the University of California, San Francisco The University of California, San Francisco (UCSF) is a public land-grant research university in San Francisco, California. It is part of the University of California system and is dedicated entirely to health science and ...
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Quasi-steady State Cosmology
In cosmology, the steady-state model, or steady state theory is an alternative to the Big Bang theory of evolution of the universe. In the steady-state model, the density of matter in the expanding universe remains unchanged due to a continuous creation of matter, thus adhering to the perfect cosmological principle, a principle that asserts that the observable universe is practically the same at any time and any place. While from the 1940s to the 1960s the astrophysical community was equally divided between supporters of the Big Bang theory and supporters of the steady-state theory, it is now rejected by the vast majority of cosmologists, astrophysicists and astronomers, as the observational evidence points to a hot Big Bang cosmology with a finite age of the universe, which the steady-state model does not predict. History In the 13th century, Siger of Brabant authored the thesis ''The Eternity of the World'', which argued that there was no first man, and no first specimen o ...
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Fred Hoyle
Sir Fred Hoyle FRS (24 June 1915 – 20 August 2001) was an English astronomer who formulated the theory of stellar nucleosynthesis and was one of the authors of the influential B2FH paper. He also held controversial stances on other scientific matters—in particular his rejection of the "Big Bang" theory (a term coined by him on BBC Radio) in favor of the " Steady State" hypothesis, and his promotion of panspermia as the origin of life on Earth. He also wrote science fiction novels, short stories and radio plays, and co-authored twelve books with his son, Geoffrey Hoyle. He spent most of his working life at the Institute of Astronomy at Cambridge and served as its director for six years. Biography Early life and career Hoyle was born near Bingley in Gilstead, West Riding of Yorkshire, England. His father, Ben Hoyle, who was a violinist and worked in the wool trade in Bradford, served as a machine gunner in the First World War. His mother, Mabel Pickard, had st ...
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Thanu Padmanabhan
Thanu Padmanabhan (10 March 1957 – 17 September 2021) was an Indian theoretical physicist and cosmologist whose research spanned a wide variety of topics in gravitation, structure formation in the universe and quantum gravity. He published nearly 300 papers and reviews in international journals and ten books in these areas. He made several contributions related to the analysis and modelling of dark energy in the universe and the interpretation of gravity as an emergent phenomenon. He was a Distinguished Professor at the Inter-University Centre for Astronomy and Astrophysics (IUCAA) at Pune, India. Life and career Born to Thanu Iyer and Lakshmi on 10 March 1957 in Thiruvananthapuram (then Trivandrum), Padmanabhan attended school there. He earned his B.Sc. (1977) and M.Sc. (1979) in Physics from the University College Thiruvananthapuram, part of Kerala University. He published his first research paper (on general relativity) when he was still a B.Sc. student, at the age of 20. ...
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Inter-University Centre For Astronomy And Astrophysics
The Inter-University Centre for Astronomy and Astrophysics (IUCAA) is an autonomous institution set up by the University Grants Commission of India to promote nucleation and growth of active groups in astronomy and astrophysics in Indian universities. IUCAA is located in the University of Pune campus next to the National Centre for Radio Astrophysics, which operates the Giant Metrewave Radio Telescope. IUCAA has a campus designed by Indian architect Charles Correa. History After the founding of the Giant Metrewave Radio Telescope (GMRT) by Prof. Govind Swarup, a common research facility for astronomy and astrophysics was proposed by Dr. Yash Pal of the planning commission. Working on this idea, astrophysicist Prof. Jayant Narlikar, along with Ajit Kembhavi and Naresh Dadhich set up IUCAA within the Pune University campus in 1988. In 2002, IUCAA initiated a nationwide campaign to popularize astronomy and astrophysics in colleges and universities. IUCAA arranged visitor p ...
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IUCAA
The Inter-University Centre for Astronomy and Astrophysics (IUCAA) is an autonomous institution set up by the University Grants Commission of India to promote nucleation and growth of active groups in astronomy and astrophysics in Indian universities. IUCAA is located in the University of Pune campus next to the National Centre for Radio Astrophysics, which operates the Giant Metrewave Radio Telescope. IUCAA has a campus designed by Indian architect Charles Correa. History After the founding of the Giant Metrewave Radio Telescope (GMRT) by Prof. Govind Swarup, a common research facility for astronomy and astrophysics was proposed by Dr. Yash Pal of the planning commission. Working on this idea, astrophysicist Prof. Jayant Narlikar, along with Ajit Kembhavi and Naresh Dadhich set up IUCAA within the Pune University campus in 1988. In 2002, IUCAA initiated a nationwide campaign to popularize astronomy and astrophysics in colleges and universities. IUCAA arranged visitor prog ...
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Maharashtra Bhushan
The Maharashtra Bhushan is a highest civilian award presented annually by the Government of Maharashtra State in India. When the Shivsena- BJP alliance came to power in 1995, it proposed to institute this award. The Maharashtra Bhushan was first awarded in 1996. It was initially conferred in every years in the fields of Literature, Art, Sport, and Science. Later the fields of Social Work, Journalism, and Public Administration and Health Services were included. The award is presented for outstanding achievement in their field. Prize and selection At present, the award carries a cash prize of 10 lakh, a memento and citation. The winners are selected by a committee appointed of the Government of Maharashtra The Government of Maharashtra is the state governing authority for the state of Maharashtra, India. It is a democratically elected government with 288 MLAs elected to the Vidhan Sabha for a five-year term. Maharashtra has a Maharashtra Legisla .... Recipients The ...
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Mach's Principle
In theoretical physics, particularly in discussions of gravitation theories, Mach's principle (or Mach's conjecture) is the name given by Einstein to an imprecise hypothesis often credited to the physicist and philosopher Ernst Mach. The hypothesis attempted to explain how rotating objects, such as gyroscopes and spinning celestial bodies, maintain a frame of reference. The proposition is that the existence of absolute rotation (the distinction of local inertial frames vs. rotating reference frames) is determined by the large-scale distribution of matter, as exemplified by this anecdote: You are standing in a field looking at the stars. Your arms are resting freely at your side, and you see that the distant stars are not moving. Now start spinning. The stars are whirling around you and your arms are pulled away from your body. Why should your arms be pulled away when the stars are whirling? Why should they be dangling freely when the stars don't move? Mach's principle says t ...
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Prix Jules Janssen
The Prix Jules Janssen is the highest award of the Société astronomique de France (SAF), the French astronomical society. This annual prize is given to a professional French astronomer or to an astronomer of another nationality in recognition of astronomical work in general, or for services rendered to Astronomy. The first recipient of the prize was Camille Flammarion, the founder of the Société astronomique de France, in 1897. The prize has been continuously awarded since then with the exception of the two World Wars. Non-French recipients have come from various countries including the United States, the United Kingdom, Canada, Switzerland, the Netherlands, Germany, Belgium, Sweden, Italy, Spain, Hungary, India, the former Czechoslovakia, and the former Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1 ...
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Kolhapur
Kolhapur () is a city on the banks of the Panchganga River in the southern part of the Indian state of Maharashtra. It is the administrative headquarter of the Kolhapur district. In, around 2 C.E. Kolapur's name was 'Kuntal'. Kolhapur is known as ''`Dakshin Kashi''' or Kashi of the South because of its spiritual history and the antiquity of its shrine Mahalaxmi, better known as Ambabai. The region is known for the production of the famous hand-crafted and braided leather slippers called Kolhapuri chappal, which received the Geographical Indication designation in 2019. In Hindu mythology, the city is referred to as "''Karvir''." Before India became independent in 1947, Kolhapur was a princely state under the Bhosale Chhatrapati of the Maratha Empire. It is an important center for the Marathi film industry. Etymology Kolhapur is named after Kolhasur, a demon in Hindu History. According to History, the demon Kolhasur renounced asceticism after his sons were killed by G ...
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Adams Prize
The Adams Prize is one of the most prestigious prizes awarded by the University of Cambridge. It is awarded each year by the Faculty of Mathematics at the University of Cambridge and St John's College to a UK-based mathematician for distinguished research in the Mathematical Sciences. The prize is named after the mathematician John Couch Adams. It was endowed by members of St John's College and was approved by the senate of the university in 1848 to commemorate Adams' controversial role in the discovery of the planet Neptune. Originally open only to Cambridge graduates, the current stipulation is that the mathematician must reside in the UK and must be under forty years of age. Each year applications are invited from mathematicians who have worked in a specific area of mathematics. the Adams Prize is worth approximately £14,000. The prize is awarded in three parts. The first third is paid directly to the candidate; another third is paid to the candidate's institution to f ...
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