Jonathan Dowling
Encyclopedia
Jonathan P. Dowling is a Co-Director of the Horace Hearne Institute
Horace Hearne Institute
The Horace Hearne Jr. Institute for Theoretical Physics is at Louisiana State University. The Hearne Institute is funded by a donation of two endowed chairs by Horace Hearne Jr. and the State of Louisiana, as well as additional grants from a variety of national and international granting agencies....

 for Theoretical Physics
Theoretical physics
Theoretical physics is a branch of physics which employs mathematical models and abstractions of physics to rationalize, explain and predict natural phenomena...

, and also a Hearne Chair in Theoretical Physics
Theoretical physics
Theoretical physics is a branch of physics which employs mathematical models and abstractions of physics to rationalize, explain and predict natural phenomena...

 at the Department of Physics and Astronomy, both at Louisiana State University
Louisiana State University
Louisiana State University and Agricultural and Mechanical College, most often referred to as Louisiana State University, or LSU, is a public coeducational university located in Baton Rouge, Louisiana. The University was founded in 1853 in what is now known as Pineville, Louisiana, under the name...

. He is known for his work on quantum technology
Quantum technology
Quantum technology is a new field of physics and engineering, which transitions some of the stranger features of quantum mechanics, especially quantum entanglement and most recently quantum tunneling, into practical applications such as quantum computing, quantum cryptography, quantum simulation,...

, particularly for exploiting quantum entanglement
Quantum entanglement
Quantum entanglement occurs when electrons, molecules even as large as "buckyballs", photons, etc., interact physically and then become separated; the type of interaction is such that each resulting member of a pair is properly described by the same quantum mechanical description , which is...

 (in the form of a NOON state
NOON state
A NOON state is a quantum-mechanical many-body entangled state:A NOON state is a quantum-mechanical many-body entangled state:A NOON state is a quantum-mechanical many-body entangled state:...

) for applications to quantum metrology
Quantum metrology
Quantum metrology is the study of making high-resolution and highly sensitive measurements of physical parameters using quantum theory to describe the physical systems, particularly exploiting quantum entanglement...

, quantum sensing, and quantum imaging
Quantum imaging
Quantum imaging,, is a new sub-field of quantum optics that exploits quantum correlations such as quantum entanglement of the electromagnetic field in order to image objects with a resolution or other imaging criteria that is beyond what is possible in classical optics. Examples of quantum imaging...

 (particularly as the inventor of quantum lithography
Quantum lithography
Quantum lithography is a type of photolithography, which exploits non-classical properties of the photons, such as quantum entanglement, in order to achieve superior performance over ordinary classical lithography. Quantum lithography is closely related to the fields of quantum imaging, quantum...

). He has also made contributions to quantum information
Quantum information
In quantum mechanics, quantum information is physical information that is held in the "state" of a quantum system. The most popular unit of quantum information is the qubit, a two-level quantum system...

 theory, the field of photonic crystals, and the foundations of quantum electrodynamics
Quantum electrodynamics
Quantum electrodynamics is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and matter interact and is the first theory where full agreement between quantum mechanics and special relativity is achieved...

.

Biography

Jonathan P. Dowling holds dual citizenship from Ireland and the USA. He obtained his B.Sc. in Physics at the University of Texas at Austin
University of Texas at Austin
The University of Texas at Austin is a state research university located in Austin, Texas, USA, and is the flagship institution of the The University of Texas System. Founded in 1883, its campus is located approximately from the Texas State Capitol in Austin...

, and then attended graduate school at the University of Colorado at Boulder
University of Colorado at Boulder
The University of Colorado Boulder is a public research university located in Boulder, Colorado...

, where he obtained a M.Sc. in Applied Mathematics
Applied mathematics
Applied mathematics is a branch of mathematics that concerns itself with mathematical methods that are typically used in science, engineering, business, and industry. Thus, "applied mathematics" is a mathematical science with specialized knowledge...

, a M.Sc. in Physics
Physics
Physics is a natural science that involves the study of matter and its motion through spacetime, along with related concepts such as energy and force. More broadly, it is the general analysis of nature, conducted in order to understand how the universe behaves.Physics is one of the oldest academic...

, and finally a Ph.D. in Mathematical Physics
Mathematical physics
Mathematical physics refers to development of mathematical methods for application to problems in physics. The Journal of Mathematical Physics defines this area as: "the application of mathematics to problems in physics and the development of mathematical methods suitable for such applications and...

; his advisor was Asim Orhan Barut
Asim Orhan Barut
Asım Orhan Barut was a Turkish-American theoretical physicist.-Biography:Barut was a professor of physics at the University of Colorado at Boulder. His research interests centered on of group theoretic methods in physics...

.
He then moved to the Max-Planck-Institute of Quantum Optics as a post-doctoral researcher in the group of Herbert Walther
Herbert Walther
Prof. Dr. Dr. Herbert Walther was an internationally acclaimed leader in the fields of quantum optics and laser physics. He was born in Ludwigshafen/Rhein in 1935 and died near Munich in 2006. He was a founding director of the Max Planck Institute of Quantum Optics in Garching, Germany. He also...

 where he also collaborated with Marlan Scully
Marlan Scully
Marlan Orvil Scully is a physicist best known for his work in theoretical quantum optics. He is currently a professor at Texas A&M University and Princeton University. He has authored over 700 scientific articles, as well as standard textbooks such as “Laser Physics” and “Quantum Optics” ...

. After that, he joined the quantum optics
Quantum optics
Quantum optics is a field of research in physics, dealing with the application of quantum mechanics to phenomena involving light and its interactions with matter.- History of quantum optics :...

 group of Charles M. Bowden at United States Army Aviation and Missile Command
United States Army Aviation and Missile Command
The United States Army Aviation and Missile Command is primarily responsible for life cycle management of army missile, helicopter, unmanned ground vehicle and unmanned aerial vehicle weapon systems. The central part of AMCOM's job involves acquisition and sustainment support for aviation and...

 in Huntsville, Alabama
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

, as a United States National Research Council
United States National Research Council
The National Research Council of the USA is the working arm of the United States National Academies, carrying out most of the studies done in their names.The National Academies include:* National Academy of Sciences...

 Post-Doctoral Research Associate, where he was eventually promoted to Research Physicist of the United States Army Aviation and Missile Research, Development, and Engineering Center
United States Army Aviation and Missile Research, Development, and Engineering Center
The Army Aviation and Missile Research, Development, and Engineering Center , part of the United States Army Research, Development and Engineering Command , operates simulation facilities to evaluate missile components, such as seekers, in a variety of flights and countermeasures environments...

. After this, he moved to take a position as Research Scientist at the Senior Level in the Quantum Computing Technologies Group at the NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 Jet Propulsion Laboratory
Jet Propulsion Laboratory
Jet Propulsion Laboratory is a federally funded research and development center and NASA field center located in the San Gabriel Valley area of Los Angeles County, California, United States. The facility is headquartered in the city of Pasadena on the border of La Cañada Flintridge and Pasadena...

, where he was promoted to Group Supervisor and Principal Scientist of this JPL group. After this position, he moved to Louisiana State University
Louisiana State University
Louisiana State University and Agricultural and Mechanical College, most often referred to as Louisiana State University, or LSU, is a public coeducational university located in Baton Rouge, Louisiana. The University was founded in 1853 in what is now known as Pineville, Louisiana, under the name...

 to take up his current posts there.

Awards and honors

Fellow
Fellow
A fellow in the broadest sense is someone who is an equal or a comrade. The term fellow is also used to describe a person, particularly by those in the upper social classes. It is most often used in an academic context: a fellow is often part of an elite group of learned people who are awarded...

 of the American Association for the Advancement of Science
American Association for the Advancement of Science
The American Association for the Advancement of Science is an international non-profit organization with the stated goals of promoting cooperation among scientists, defending scientific freedom, encouraging scientific responsibility, and supporting scientific education and science outreach for the...

 "For discoveries the field of quantum optics." Fellow
Fellow
A fellow in the broadest sense is someone who is an equal or a comrade. The term fellow is also used to describe a person, particularly by those in the upper social classes. It is most often used in an academic context: a fellow is often part of an elite group of learned people who are awarded...

 of the American Physical Society
American Physical Society
The American Physical Society is the world's second largest organization of physicists, behind the Deutsche Physikalische Gesellschaft. The Society publishes more than a dozen scientific journals, including the world renowned Physical Review and Physical Review Letters, and organizes more than 20...

 "For major contributions to quantum optics as it pertains to the development of the theory of atomic emission rates and nonlinear switching in photonic crystals, as well as seminal contributions to quantum metrology and imaging, especially the invention of quantum lithography." Fellow
Fellow
A fellow in the broadest sense is someone who is an equal or a comrade. The term fellow is also used to describe a person, particularly by those in the upper social classes. It is most often used in an academic context: a fellow is often part of an elite group of learned people who are awarded...

 of the Optical Society of America
Optical Society of America
The Optical Society is a scientific society dedicated to advancing the study of light—optics and photonics—in theory and application, by means of publishing, organizing conferences and exhibitions, partnership with industry, and education. The organization has members in more than 100 countries...

 For "fundamental contributions to optics in the areas of photonic crystals, quantum imaging, quantum metrology, and optical approaches to quantum information processing, as well as service to the OSA"; Willis E. Lamb Medal for Achievement in Quantum Optics and Laser Science for "Pioneering Contributions to Quantum Electronics and Especially the Study of Spatial Coherence Effects of Multiphoton Entangled States"; NASA Space Act Award for development of "Quantum Interferometric Lithography”; Discover Magazine Technology of the Year Award Semi-Finalist for "Invention of Quantum Lithography"; Army Research, Development, & Engineering Achievement Award for "Development of Mathematical Models of Electromagnetic Wave Emission and Propagation in Photonic Band-Gap Materials".

Research

Dowling has authored over 150 scientific publications in quantum electrodynamics
Quantum electrodynamics
Quantum electrodynamics is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and matter interact and is the first theory where full agreement between quantum mechanics and special relativity is achieved...

, quantum optics
Quantum optics
Quantum optics is a field of research in physics, dealing with the application of quantum mechanics to phenomena involving light and its interactions with matter.- History of quantum optics :...

, quantum sciences, and quantum technology
Quantum technology
Quantum technology is a new field of physics and engineering, which transitions some of the stranger features of quantum mechanics, especially quantum entanglement and most recently quantum tunneling, into practical applications such as quantum computing, quantum cryptography, quantum simulation,...

. His publications have been cited over 5,000 times, with an average number of 40 citations per paper, with a Hirsch index over 35. Over 14 papers have been cited over 100 times each. He also holds seven US Patents. Dowlings's three most-cited research papers are on the topics of quantum lithography
Quantum lithography
Quantum lithography is a type of photolithography, which exploits non-classical properties of the photons, such as quantum entanglement, in order to achieve superior performance over ordinary classical lithography. Quantum lithography is closely related to the fields of quantum imaging, quantum...

, optical switching in photonic crystals, and the photonic band-edge laser
Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of photons. The term "laser" originated as an acronym for Light Amplification by Stimulated Emission of Radiation...

. Dowling is also known for a series of papers on the quantum theory of atomic spontaneous emission
Spontaneous emission
Spontaneous emission is the process by which a light source such as an atom, molecule, nanocrystal or nucleus in an excited state undergoes a transition to a state with a lower energy, e.g., the ground state and emits a photon...

 and other quantum electrodynamics
Quantum electrodynamics
Quantum electrodynamics is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and matter interact and is the first theory where full agreement between quantum mechanics and special relativity is achieved...

 effects in optical micro-cavities and photonic crystals.
His recent work has focused on optical quantum computing, as well as quantum metrology
Quantum metrology
Quantum metrology is the study of making high-resolution and highly sensitive measurements of physical parameters using quantum theory to describe the physical systems, particularly exploiting quantum entanglement...

, quantum imaging
Quantum imaging
Quantum imaging,, is a new sub-field of quantum optics that exploits quantum correlations such as quantum entanglement of the electromagnetic field in order to image objects with a resolution or other imaging criteria that is beyond what is possible in classical optics. Examples of quantum imaging...

, and quantum sensing — all with the optical NOON state
NOON state
A NOON state is a quantum-mechanical many-body entangled state:A NOON state is a quantum-mechanical many-body entangled state:A NOON state is a quantum-mechanical many-body entangled state:...

and other related quantum entangled states.
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