Cormac Ó Ceallaigh
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Cormac Ó Ceallaigh
Cormac Ó Ceallaigh (29 July 1912 in Dublin10 October 1996 in Dublin) was an Irish physicist who worked in the fields of cosmic ray research and elementary particle physics.Obituary: Professor Cormac O'Ceallaigh
, 18 November 1996,


Education and career

Ó Ceallaigh entered (UCD) to study physics in 1930 and graduated with

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Cosmic Ray
Cosmic rays or astroparticles are high-energy particles or clusters of particles (primarily represented by protons or atomic nuclei) that move through space at nearly the speed of light. They originate from the Sun, from outside of the Solar System in our own galaxy, and from distant galaxies. Upon impact with Earth's atmosphere, cosmic rays produce showers of secondary particles, some of which reach the surface, although the bulk are deflected off into space by the magnetosphere or the heliosphere. Cosmic rays were discovered by Victor Hess in 1912 in balloon experiments, for which he was awarded the 1936 Nobel Prize in Physics. Direct measurement of cosmic rays, especially at lower energies, has been possible since the launch of the first satellites in the late 1950s. Particle detectors similar to those used in nuclear and high-energy physics are used on satellites and space probes for research into cosmic rays. Data from the Fermi Space Telescope (2013) have ...
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Kaons
In particle physics, a kaon, also called a K meson and denoted , is any of a group of four mesons distinguished by a quantum number called strangeness. In the quark model they are understood to be bound states of a strange quark (or antiquark) and an up or down antiquark (or quark). Kaons have proved to be a copious source of information on the nature of fundamental interactions since their discovery by George Rochester and Clifford Butler at the Department of Physics and Astronomy, University of Manchester in cosmic rays in 1947. They were essential in establishing the foundations of the Standard Model of particle physics, such as the quark model of hadrons and the theory of quark mixing (the latter was acknowledged by a Nobel Prize in Physics in 2008). Kaons have played a distinguished role in our understanding of fundamental conservation laws: CP violation, a phenomenon generating the observed matter–antimatter asymmetry of the universe, was discovered in the kaon system ...
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Alumni Of University College Dublin
Alumni (: alumnus () or alumna ()) are former students or graduates of a school, college, or university. The feminine plural alumnae is sometimes used for groups of women, and alums (: alum) or alumns (: alumn) as gender-neutral alternatives. The word comes from Latin, meaning nurslings, pupils or foster children, derived from "to nourish". The term is not synonymous with "graduates": people can be alumni without graduating, e.g. Burt Reynolds was an alumnus of Florida State University but did not graduate. The term is sometimes used to refer to former employees, former members of an organization, former contributors, or former inmates. Etymology The Latin noun means "foster son" or "pupil". It is derived from the Latin verb "to nourish". Separate, but from the same root, is the adjective "nourishing", found in the phrase '' alma mater'', a title for a person's home university. Usage in Roman law In Latin, is a legal term (Roman law) to describe a child placed in foster ...
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Philosophical Magazine
The ''Philosophical Magazine'' is one of the oldest scientific journals published in English. It was established by Alexander Tilloch in 1798;John Burnett"Tilloch, Alexander (1759–1825)" Dictionary of National Biography#Oxford Dictionary of National Biography, Oxford Dictionary of National Biography, Oxford University Press, Sept 2004; online edn, May 2006, accessed 17 Feb 2010 in 1822 Richard Taylor (editor), Richard Taylor became joint editor and it has been published continuously by Taylor & Francis ever since. Early history The name of the journal dates from a period when "natural philosophy" embraced all aspects of science. The very first paper published in the journal carried the title "Account of Mr Cartwright's Patent Steam Engine". Other articles in the first volume include "Methods of discovering whether Wine has been adulterated with any Metals prejudicial to Health" and "Description of the Apparatus used by Lavoisier to produce Water from its component Parts, Oxyg ...
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International Cosmic Ray Conference
The International Cosmic Ray Conference, or ICRC, is a physics conference organized biennially by thCommission C4 (Astroparticle Physics) of the International Union of Pure and Applied Physics (IUPAP) since 1947, where physicists from the whole world present the results of their research in Astroparticle Physics. The main topics of Astroparticle Physics are *Cosmic Ray Physics, *Gamma-Ray Astronomy, *Neutrino Astronomy, *Dark Matter Physics, * Multi-Messenger Astrophysics, *Solar and Heliospheric Physics, *Astroparticle Physics Theory and Models, *Experimental Methods, Techniques and Instrumentation and *Outreach & Education in Astroparticle Physics. As part of the opening ceremonies, The O'Ceallaigh Medal is presented to a researcher who has made distinguished contributions to Cosmic Ray Physics.O’Ceallaigh Medal
Dublin Institute ...
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Boyle Medal
The Royal Dublin Society (RDS) () is an Irish philanthropic organisation and members club which was founded as the 'Dublin Society' on 25 June 1731 with the aim to see Ireland thrive culturally and economically. It was long active as a learned society, especially in agriculture, and played a major role in the development of Ireland’s national library and museums. The RDS is synonymous with its 160,000 m2 campus in Ballsbridge, Dublin, Ireland. The premises include the ' RDS Arena', 'RDS Simmonscourt', 'RDS Main Hall' and other venues which are used regularly for exhibitions, concerts and sporting events like the Dublin Horse Show or Leinster Rugby games. The Royal Dublin Society was granted royal patronage in 1820 by George IV. The RDS Members' Club is a members-only club offering exclusive access to sports events on its premises and weekly luncheons and dinners. The RDS is one of nine organisations that may nominate candidates for the Seanad Éireann (Irish upper house of p ...
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European Physical Society
The European Physical Society (EPS) is a non-profit organisation whose purpose is to promote physics and physicists in Europe through methods such as physics outreach, supporting physicists to engage in the design and implementation of European science policy, and advocating physics research. Formally established in 1968, its membership includes the national physical societies of 42 countries, and some 3200 individual members. The Deutsche Physikalische Gesellschaft, the world's largest and oldest organisation of physicists, is a major member. History In 1966, Gilberto Bernardini, then president of the Italian Physical Society, convened a meeting of 80 European physicists in Pisa to discuss possibly forming a Pan-European Physical Society. There was agreement in such a society existed, but disagreement about its form which led to the establishment of a Steering Committee. They would attempt to determine if a federation of national physical societies or an independent society with ...
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Royal Irish Academy
The Royal Irish Academy (RIA; ), based in Dublin, is an academic body that promotes study in the natural sciences, arts, literature, and social sciences. It is Ireland's premier List of Irish learned societies, learned society and one of its leading cultural institution, cultural and academic institutions. The academy was established in 1785 and granted a royal charter by King George III in 1786. the RIA has 600 members, with regular members being Irish residents elected in recognition of their academic achievements, and honorary members similarly qualified but usually based abroad; a small number of members are also elected in recognition of non-academic contributions to the Irish society. All members are entitled to use the honorific title MRIA with their names. Until the late 19th century the Royal Irish Academy was the owner of the main national collection of Irish antiquities. It presented its collection of archaeological artefacts and similar items, which included such ...
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Royal Commission For The Exhibition Of 1851
The Royal Commission for the Exhibition of 1851 is an institution founded in 1850 to administer the Great Exhibition, Great Exhibition of the Works of Industry of all Nations, which was held in The Crystal Palace, London. The founding President of the Commission was Prince Albert of Saxe-Coburg and Gotha and its chief administrator was Henry Cole (inventor), Henry Cole. The current President is Anne, Princess Royal. The exhibition was a popular and financial success, with a surplus of . An unusual decision was made to maintain the Royal Commission as a permanent administrative body and to use the profits for charitable purposes. Its revised charter charged the commission with "increasing the means of industrial education, and extending the influence of science and art upon productive industry". South Kensington The commission invested the profits from the 1851 Exhibition in the purchase of of land in South Kensington. The area was then developed as a centre for educational ...
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1851 Research Fellowship
The 1851 Research Fellowship is a scheme conducted by the Royal Commission for the Exhibition of 1851 to annually award a three-year research scholarship to approximately eight "young scientists or engineers of exceptional promise". The fellowship is open to all nationalities and fields of science, including physical or biological sciences, mathematics, applied science, and any branch of engineering. The fellowship can be held anywhere in the United Kingdom. Several other fellowships are also awarded by the Royal Commission for the Exhibition of 1851, including the Research Fellowship in the Built Environment, Industrial Fellowships and the Research Fellowship in Design. Notable alumni The research fellowship known as the 1851 Exhibition Scholarship, has been awarded to numerous scientists and engineers over the years, many of whom have become leaders in their fields. Award recipients include: * Herbert E. Watson, Ramsey Professor in Chemical Engineering at University College Lond ...
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Roy Johnston
Roy Harry William Johnston (11 November 1929 – 13 December 2019) was an Irish theoretical physicist and republican political activist. He was a Marxist who as a member of the IRA in the 1960s argued for a ''National Liberation Strategy'' to unite the Catholic and Protestant working classes. He wrote extensively for such newspapers as ''The United Irishman'' and ''The Irish Times''. Biography His father was Joseph Johnston, a farmer, economist and historian, a fellow of Trinity College Dublin and a member of the Seanad Éireann on several occasions between 1938 and 1954. Joe Johnston was a Home Rule supporter who hailed from a small farming Ulster-Scots Presbyterian background in Tyrone. Roy Johnston was born in Dublin in 1929. He was educated at St Columba's College, Rathfarnham, and at Trinity College Dublin (TCD). At graduated from TCD with honours in mathematics and physics in 1951. He then worked in the Paris École Polytechnique. In 1955 he completed a PhD thesis i ...
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Dublin Institute For Advanced Studies
The Dublin Institute for Advanced Studies (DIAS) () is a statutory independent research institute in Dublin, Ireland. It was established, under the Institute For Advanced Studies Act 1940, by the government of the then Taoiseach, Éamon de Valera. The institute consists of three schools: the School of Theoretical Physics, the School of Cosmic Physics and the School of Celtic Studies. The directors of these schools were, as of 2023, Professor Denjoe O'Connor, Professor Tom Ray and Professor Ruairí Ó hUiginn. The institute, under its governing act, is empowered to "train students in methods of advanced research" but does not itself award degrees; graduate students working under the supervision of Institute researchers can, with the agreement of the governing board of the appropriate school, be registered for a higher degree in any university worldwide. Following a comprehensive review of the higher education sector and its institutions, conducted by the Higher Education Author ...
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