Madineni Venkat Ratnam
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Madineni Venkat Ratnam
Madineni Venkat Ratnam (born 1973) is an Indian atmospheric scientist, Heading Aerosol, Radiation and Trace gases Group at the National Atmospheric Research Laboratory of Department of Space, Government of India. He is known for his studies on middle atmospheric structure and dynamics. Early life and education Born on 21 January 1973, at Armoor in Nizamabad district of the south Indian state of Andhra Pradesh to Madineni Ramayya and Madineni Aademma. Career He has published a number of articles; ResearchGate, an online repository of scientific articles has listed 182 of them. The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded him the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards, for his contributions to Earth, Atmosphere, Ocean and Planetary Sciences in 2018. Selected bibliography * * * * * See also * Atmosphere of Earth * Gravitationa ...
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Armoor
Armoor is a town in Nizamabad district in the state of Telangana in India. Armoor is situated on NH 7 and NH 63. In earlier days, it was called Navanathapuram since it has nine mountains around the town Armoor (9 mountains) is a variation of it.Armoor is one of fastest growing city in the Telangana state Demographics Armoor is one of the fastest growing towns in Telangana state. Armoor Municipality merged two villages (Mamidipalli And Perkit). It around occupies with 36 election wards and a population of 67,271 (2011 Census). The population of children with age of 0-6 is 7094 which is 11.08%. Female sex ratio is of 1017 against the state average of 993. Child Sex Ratio in Armur is around 946 compared to Andhra Pradesh state average of 939. The literacy rate of Armur city is 74% higher than the state average of 67%. In Armur, male literacy is around 83% while the female literacy rate is 66%. Geography Coordinates-18°48′N 78°17′E Coordinates: 18°48′N 78°17′E A ...
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ResearchGate
ResearchGate is a European commercial social networking site for scientists and researchers to share papers, ask and answer questions, and find collaborators. According to a 2014 study by ''Nature'' and a 2016 article in ''Times Higher Education'', it is the largest academic social network in terms of active users, although other services have more registered users, and a 2015–2016 survey suggests that almost as many academics have Google Scholar profiles. While reading articles does not require registration, people who wish to become site members need to have an email address at a recognized institution or to be manually confirmed as a published researcher in order to sign up for an account. Members of the site each have a user profile and can upload research output including papers, data, chapters, negative results, patents, research proposals, methods, presentations, and software source code. Users may also follow the activities of other users and engage in discussions with th ...
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Scientists From Andhra Pradesh
A scientist is a person who conducts scientific research to advance knowledge in an area of the natural sciences. In classical antiquity, there was no real ancient analog of a modern scientist. Instead, philosophers engaged in the philosophical study of nature called natural philosophy, a precursor of natural science. Though Thales (circa 624-545 BC) was arguably the first scientist for describing how cosmic events may be seen as natural, not necessarily caused by gods,Frank N. Magill''The Ancient World: Dictionary of World Biography'', Volume 1 Routledge, 2003 it was not until the 19th century that the term ''scientist'' came into regular use after it was coined by the theologian, philosopher, and historian of science William Whewell in 1833. In modern times, many scientists have advanced degrees in an area of science and pursue careers in various sectors of the economy such as academia, industry, government, and nonprofit environments.'''' History The roles ...
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1973 Births
Events January * January 1 - The United Kingdom, the Republic of Ireland and Denmark 1973 enlargement of the European Communities, enter the European Economic Community, which later becomes the European Union. * January 15 – Vietnam War: Citing progress in peace negotiations, U.S. President Richard Nixon announces the suspension of offensive action in North Vietnam. * January 17 – Ferdinand Marcos becomes President for Life of the Philippines. * January 20 – Richard Nixon is Second inauguration of Richard Nixon, sworn in for a second term as President of the United States. Nixon is the only person to have been sworn in twice as President (First inauguration of Richard Nixon, 1969, Second inauguration of Richard Nixon, 1973) and Vice President of the United States (First inauguration of Dwight D. Eisenhower, 1953, Second inauguration of Dwight D. Eisenhower, 1957). * January 22 ** George Foreman defeats Joe Frazier to win the heavyweight world boxing championship. ** A ...
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Living People
Related categories * :Year of birth missing (living people) / :Year of birth unknown * :Date of birth missing (living people) / :Date of birth unknown * :Place of birth missing (living people) / :Place of birth unknown * :Year of death missing / :Year of death unknown * :Date of death missing / :Date of death unknown * :Place of death missing / :Place of death unknown * :Missing middle or first names See also * :Dead people * :Template:L, which generates this category or death years, and birth year and sort keys. : {{DEFAULTSORT:Living people 21st-century people People by status ...
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Gravitational Wave
Gravitational waves are waves of the intensity of gravity generated by the accelerated masses of an orbital binary system that propagate as waves outward from their source at the speed of light. They were first proposed by Oliver Heaviside in 1893 and then later by Henri Poincaré in 1905 as waves similar to electromagnetic waves but the gravitational equivalent. Gravitational waves were later predicted in 1916 by Albert Einstein on the basis of his general theory of relativity as ripples in spacetime. Later he refused to accept gravitational waves. Gravitational waves transport energy as gravitational radiation, a form of radiant energy similar to electromagnetic radiation. Newton's law of universal gravitation, part of classical mechanics, does not provide for their existence, since that law is predicated on the assumption that physical interactions propagate instantaneously (at infinite speed)showing one of the ways the methods of Newtonian physics are unable to explain ph ...
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Atmosphere Of Earth
The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing for liquid water to exist on the Earth's surface, absorbing ultraviolet solar radiation, warming the surface through heat retention (greenhouse effect), and reducing temperature extremes between day and night (the diurnal temperature variation). By mole fraction (i.e., by number of molecules), dry air contains 78.08% nitrogen, 20.95% oxygen, 0.93% argon, 0.04% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere. Air composition, temperature, and atmospheric pressure vary with altitude. Within the atmosphere, air suitable for use in photosynthesis by terrestrial plants and breathing of terrestrial animals is found only in ...
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Planetary Boundary Layer
In meteorology, the planetary boundary layer (PBL), also known as the atmospheric boundary layer (ABL) or peplosphere, is the lowest part of the atmosphere and its behaviour is directly influenced by its contact with a planetary surface. On Earth it usually responds to changes in surface radiative forcing in an hour or less. In this layer physical quantities such as flow velocity, temperature, and moisture display rapid fluctuations (turbulence) and vertical mixing is strong. Above the PBL is the "free atmosphere", where the wind is approximately geostrophic (parallel to the isobars), while within the PBL the wind is affected by surface drag and turns across the isobars (see Ekman layer for more detail). Cause of surface wind gradient Typically, due to aerodynamic drag, there is a wind gradient in the wind flow ~100 meters above the Earth's surface—the surface layer of the planetary boundary layer. Wind speed increases with increasing height above the ground, starting f ...
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Council Of Scientific And Industrial Research
The Council of Scientific and Industrial Research (IAST: ''vaigyanik tathā audyogik anusandhāna pariṣada''), abbreviated as CSIR, was established by the Government of India in September 1942 as an autonomous body that has emerged as the largest research and development organisation in India. CSIR is also among the world's largest publicly funded R&D organisation which is pioneering sustained contribution to S&T human resource development in the country. , it runs 37 laboratories/institutes, 39 outreach centres, 3 Innovation Centres and 5 units throughout the nation, with a collective staff of over 14,000, including a total of 4,600 scientists and 8,000 technical and support personnel. Although it is mainly funded by the Ministry of Science and Technology, it operates as an autonomous body through the Societies Registration Act, 1860. The research and development activities of CSIR include aerospace engineering, structural engineering, ocean sciences, life sciences and he ...
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Nizamabad District
Nizamabad district is a district located in the north-western region in the Indian state of Telangana. The city of Nizamabad is the district headquarters.It was known as " Indur " which was supposed to have originated from the name of the King was Indradatta who seems to have flourished it during the 5th century A.D.The district share boundaries with Jagtial, Sircilla, Nirmal, Kamareddy districts and with Nanded district of the state boundary of Maharashtra. Etymology ''Nizam'' stands for Nizam, the governor (of the empire) of Hyderabad State and also ''Abad'' means 'Long Live'. Nizamabad was founded in the year 1905 when Nizam's Dominion were it recognized, where up to it was known as ''Indur'' which was supposed to have originated from the name of the King was ''Indradatta'' who seems to have flourished it during the 5th century A.D. Later during the 18th century the Nizams ruled over the Deccan region and the district got its name from him. History In October 2016, the ...
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Shanti Swarup Bhatnagar Prize For Science And Technology
The Shanti Swarup Bhatnagar Prize for Science and Technology (SSB) is a science award in India given annually by the Council of Scientific and Industrial Research (CSIR) for notable and outstanding research, Applied science, applied or Fundamental science, fundamental, in biology, chemistry, environmental science, engineering, mathematics, medicine, and physics. The prize recognizes outstanding Indian work (according to the view of Council of Scientific and Industrial Research, CSIR awarding committee) in science and technology. It is the most coveted award in Interdisciplinarity, multidisciplinary science in India. The award is named after the founder Director of the Council of Scientific & Industrial Research, Shanti Swaroop Bhatnagar, Shanti Swarup Bhatnagar. It was first awarded in 1958. Any citizen of India engaged in research in any field of science and technology up to the age of 45 years is eligible for the prize. The prize is awarded on the basis of contributions made thr ...
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