Juansher Levan Chkareuli ( ka, ჯუანშერ ჩქარეული; born 1940,

Tbilisi Tbilisi ( ; ka, თბილისი ), in some languages still known by its pre-1936 name Tiflis ( ), is the capital and the largest city of Georgia, lying on the banks of the Kura River with a population of approximately 1.5 million p ...

) is a Georgian

theoretical physicist Theoretical physics is a branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain and predict natural phenomena. This is in contrast to experimental physics, which uses experime ...

working in

particle physics Particle physics or high energy physics is the study of fundamental particles and forces that constitute matter and radiation. The fundamental particles in the universe are classified in the Standard Model as fermions (matter particles) an ...

, Head of

Particle Physics Particle physics or high energy physics is the study of fundamental particles and forces that constitute matter and radiation. The fundamental particles in the universe are classified in the Standard Model as fermions (matter particles) an ...

Department at Andronikashvili Institute of Physics of

Tbilisi State University Ivane Javakhishvili Tbilisi State University ( ka, ივანე ჯავახიშვილის სახელობის თბილისის სახელმწიფო უნივერსიტეტი ''Ivane Javaxishvi ...

and Professor at Institute of

Theoretical Physics Theoretical physics is a branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain and predict natural phenomena. This is in contrast to experimental physics, which uses experim ...

Ilia State University Ilia State University ISU ( Georgian: ილიას სახელმწიფო უნივერსიტეტი) was founded in 2006 as a result of a merger of six different academic institutions with long and varied histories. Current ...

in Tbilisi.

Academic career

He studied at

and

Lebedev Physical Institute The Lebedev Physical Institute of the Russian Academy of Sciences (LPI RAS or just LPI) (in russian: Физи́ческий институ́т имени П.Н.Ле́бедева Российской академии наук (ФИАН)), situated ...

(

Moscow Moscow ( , US chiefly ; rus, links=no, Москва, r=Moskva, p=mɐskˈva, a=Москва.ogg) is the capital and largest city of Russia. The city stands on the Moskva River in Central Russia, with a population estimated at 13.0 millio ...

), and received MSc in

in 1965. He completed his PhD in 1970 and

DSc DSC may refer to: Academia * Doctor of Science (D.Sc.) * District Selection Committee, an entrance exam in India * Doctor of Surgical Chiropody, superseded in the 1960s by Doctor of Podiatric Medicine Educational institutions * Dalton State Col ...

in 1985 in Andronikashvili Institute of Physics (

) and

Joint Institute for Nuclear Research The Joint Institute for Nuclear Research (JINR, russian: Объединённый институт ядерных исследований, ОИЯИ), in Dubna, Moscow Oblast (110 km north of Moscow), Russia, is an international research c ...

(Russia). Subsequently, he worked as Principal

Research Fellow A research fellow is an academic research position at a university or a similar research institution, usually for academic staff or faculty members. A research fellow may act either as an independent investigator or under the supervision of a pr ...

at Andronikashvili Institute of Physics (1985–present); Professor of Theoretical Physics at

(1986-1990); Professor of Theoretical Physics at

(2006–present). In 1991-2012 he was also a Visiting Research Professor at many leading centers in high energy physics including

European Organization for Nuclear Research The European Organization for Nuclear Research, known as CERN (; ; ), is an intergovernmental organization that operates the largest particle physics laboratory in the world. Established in 1954, it is based in a northwestern suburb of Gene ...

( CERN) in

Geneva , neighboring_municipalities= Carouge, Chêne-Bougeries, Cologny, Lancy, Grand-Saconnex, Pregny-Chambésy, Vernier, Veyrier , website = https://www.geneve.ch/ Geneva ( ; french: Genève ) frp, Genèva ; german: link=no, Genf ; it, Ginevr ...

International Center for Theoretical Physics The Abdus Salam International Centre for Theoretical Physics (ICTP) is an international research institute for physical and mathematical sciences that operates under a tripartite agreement between the Italian Government, United Nations Education ...

(

ICTP The Abdus Salam International Centre for Theoretical Physics (ICTP) is an international research institute for physical and mathematical sciences that operates under a tripartite agreement between the Italian Government, United Nations Education ...

) in

Trieste Trieste ( , ; sl, Trst ; german: Triest ) is a city and seaport in northeastern Italy. It is the capital city, and largest city, of the autonomous region of Friuli Venezia Giulia, one of two autonomous regions which are not subdivided into prov ...

Max-Planck Institute The Max Planck Society for the Advancement of Science (german: Max-Planck-Gesellschaft zur Förderung der Wissenschaften e. V.; abbreviated MPG) is a formally independent non-governmental and non-profit association of German research institutes. ...

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the third-largest city in Germany, after Berlin and Ha ...

University of Glasgow , image = UofG Coat of Arms.png , image_size = 150px , caption = Coat of arms Flag , latin_name = Universitas Glasguensis , motto = la, Via, Veritas, Vita , ...

University of Maryland The University of Maryland, College Park (University of Maryland, UMD, or simply Maryland) is a public land-grant research university in College Park, Maryland. Founded in 1856, UMD is the flagship institution of the University System of M ...

University of Melbourne The University of Melbourne is a public research university located in Melbourne, Australia. Founded in 1853, it is Australia's second oldest university and the oldest in Victoria. Its main campus is located in Parkville, an inner suburb no ...

Institute of High Energy Physics The Institute of High Energy Physics of the Chinese Academy of Sciences (IHEP) () is the largest and most comprehensive fundamental research center of high-energy physics in China. It is located in Shijingshan District, Beijing and administered ...

Beijing } Beijing ( ; ; ), alternatively romanized as Peking ( ), is the capital of the People's Republic of China. It is the center of power and development of the country. Beijing is the world's most populous national capital city, with over 21 ...

. J.L. Chkareuli is primarily known for his works on

family symmetries In particle physics, the family symmetries or horizontal symmetries are various discrete, global, or local symmetries between quark- lepton families or generations. In contrast to the intrafamily or vertical symmetries (collected in the convention ...

, extended

grand unified theories A Grand Unified Theory (GUT) is a model in particle physics in which, at high energies, the three gauge interactions of the Standard Model comprising the electromagnetic, weak, and strong forces are merged into a single force. Although this u ...

and emergent gauge and gravity theories. These developments include: An introduction of the chiral family symmetry SU(3) for quark-lepton generations and its application to the flavor mixing of quarks and

leptons In particle physics, a lepton is an elementary particle of half-integer spin (spin ) that does not undergo strong interactions. Two main classes of leptons exist: charged leptons (also known as the electron-like leptons or muons), and neutr ...

; A novel missing

VEV In quantum field theory the vacuum expectation value (also called condensate or simply VEV) of an operator is its average or expectation value in the vacuum. The vacuum expectation value of an operator O is usually denoted by \langle O\rangle. ...

mechanism in the

supersymmetric In a supersymmetric theory the equations for force and the equations for matter are identical. In theoretical and mathematical physics, any theory with this property has the principle of supersymmetry (SUSY). Dozens of supersymmetric theories ...

SU(8)

grand unified theory A Grand Unified Theory (GUT) is a model in particle physics in which, at high energies, the three gauge interactions of the Standard Model comprising the electromagnetic, weak, and strong forces are merged into a single force. Although this ...

suggesting a simultaneous solution to the gauge hierarchy problem and unification of flavor; New nonlinear sigma models for emergent gauge and gravity theories leading to dynamical generation of local internal and

spacetime symmetries Spacetime symmetries are features of spacetime that can be described as exhibiting some form of symmetry. The role of symmetry in physics is important in simplifying solutions to many problems. Spacetime symmetries are used in the study of exact ...

with

gauge field In physics, a gauge theory is a type of field theory in which the Lagrangian (and hence the dynamics of the system itself) does not change (is invariant) under local transformations according to certain smooth families of operations ( Lie group ...

s and

gravitons In theories of quantum gravity, the graviton is the hypothetical quantum of gravity, an elementary particle that mediates the force of gravitational interaction. There is no complete quantum field theory of gravitons due to an outstanding mathem ...

as massless vector/tensor Goldstone bosons. He is also known as President of the Georgian Physical Society (1993–99), and an organizer and co-organizer of some notable conferences and workshops on

high energy physics Particle physics or high energy physics is the study of Elementary particle, fundamental particles and fundamental interaction, forces that constitute matter and radiation. The fundamental particles in the universe are classified in the Standa ...

- Annual Georgian Winter School on

and

cosmology Cosmology () is a branch of physics and metaphysics dealing with the nature of the universe. The term ''cosmology'' was first used in English in 1656 in Thomas Blount's ''Glossographia'', and in 1731 taken up in Latin by German philosopher ...

( Bakuriani, Georgia, 1970–1993) having been one of the most popular scientific meetings in 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 1922 to 1991. A flagship communist state, ...

; International seminar " Standard Model and Beyond" (Tbilisi, 1996); International conference "Low dimensional physics and

gauge principle In physics, a gauge principle specifies a procedure for obtaining an interaction term from a free Lagrangian which is symmetric with respect to a continuous symmetry—the results of localizing (or gauging) the global symmetry group must be accom ...

s" (

Yerevan Yerevan ( , , hy, Երևան , sometimes spelled Erevan) is the capital and largest city of Armenia and one of the world's oldest continuously inhabited cities. Situated along the Hrazdan River, Yerevan is the administrative, cultural, and i ...

, 2011) and others.

Honours and awards

Royal Society The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. The society fulfils a number of roles: promoting science and its benefits, re ...

Fellowship (1993–94);

Joint Project Grant (1999-2000),

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

- US Bilateral Grant (2003-2005); Member of the American Physical Society (1993),

Fellow of the Institute of Physics Fellowship of the Institute of Physics (FInstP) is "the highest level of membership attainable" by physicists who are members of the Institute of Physics (IoP), "for those with a degree in physics or related subject (or equivalent knowledge gained ...

(UK, 2000). Listed in the

biographical dictionaries A biographical dictionary is a type of encyclopedic dictionary limited to biographical information. Many attempt to cover the major personalities of a country (with limitations, such as living persons only, in ''Who's Who'', or deceased people onl ...

including «Who is Who in

Science and Engineering Engineering is the use of scientific principles to design and build machines, structures, and other items, including bridges, tunnels, roads, vehicles, and buildings. The discipline of engineering encompasses a broad range of more speciali ...

» (2008),

Marquis Who's Who Marquis Who's Who ( or ) is an American publisher of a number of directories containing short biographies. The books usually are entitled ''Who's Who in...'' followed by some subject, such as ''Who's Who in America'', ''Who's Who of American Wome ...

, NY; «2000 Outstanding Scientists 2008/2009» (2010),

International Biographical Centre The International Biographical Centre is a publisher owned by Melrose Press Ltd that specializes in producing biographical publications, such as the ''Dictionary of International Biography'', ''Great Men and Women of Science'' and other vanity awa ...

Cambridge Cambridge ( ) is a College town, university city and the county town in Cambridgeshire, England. It is located on the River Cam approximately north of London. As of the 2021 United Kingdom census, the population of Cambridge was 145,700. Cam ...

References

External links

J.L. Chkareuli at Center for Elementary Particle Physics

J.L. Chkareuli at Andronikashvili Institute of Physics

Scientific publications of J.L. Chkareuli
on INSPIRE-HEP
J.L. Chkareuli
on

Google Scholar Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. Released in beta in November 2004, the Google Scholar index includes ...

{{DEFAULTSORT:Chkareuli, Juansher 1940 births Living people Scientists from Tbilisi Physicists from Georgia (country) Theoretical physicists Particle physicists People associated with CERN