Aditi Sen De
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Aditi Sen De (born 1 October 1974 in
Kolkata Kolkata, also known as Calcutta ( its official name until 2001), is the capital and largest city of the Indian state of West Bengal. It lies on the eastern bank of the Hooghly River, west of the border with Bangladesh. It is the primary ...
, India) is an Indian scientist, a professor in
quantum information Quantum information is the information of the state of a quantum system. It is the basic entity of study in quantum information theory, and can be manipulated using quantum information processing techniques. Quantum information refers to both t ...
and computation group at the
Harish-Chandra Research Institute The Harish-Chandra Research Institute (HRI) is an institution dedicated to research in mathematics and theoretical physics, located in Prayagraj, Uttar Pradesh in India. Established in 1975, HRI offers masters and doctoral program in affiliatio ...
,
Prayagraj Prayagraj (, ; ISO 15919, ISO: ), formerly and colloquially known as Allahabad, is a metropolis in the Indian state of Uttar Pradesh.The other five cities were: Agra, Kanpur, Kanpur (Cawnpore), Lucknow, Meerut, and Varanasi, Varanasi (Benar ...
. She is known for her research on quantum information and computation, quantum communication including
quantum cryptography Quantum cryptography is the science of exploiting quantum mechanical properties to perform cryptographic tasks. The best known example of quantum cryptography is quantum key distribution, which offers an information-theoretically secure soluti ...
,
quantum optics Quantum optics is a branch of atomic, molecular, and optical physics and quantum chemistry that studies the behavior of photons (individual quanta of light). It includes the study of the particle-like properties of photons and their interaction ...
and many-body physics. The
Council of Scientific and Industrial Research The Council of Scientific and Industrial Research (CSIR; IAST: ''vaigyanik tathā audyogik anusandhāna pariṣada'') is a research and development (R&D) organisation in India to promote scientific, industrial and economic growth. Headquarter ...
, the apex agency of the Government of India for scientific research, awarded her the
Shanti Swarup Bhatnagar Prize for Science and Technology Shanti or Shanthi may refer to: In Sanskrit * Inner peace, a state of being mentally and spiritually at peace, with enough knowledge and understanding to keep oneself strong in the face of discord or stress * Kshanti, one of the paramitas of B ...
for her contributions to physical sciences in 2018. She is the first female physicist to be given this honour. In 2022, she was elected as a member of
Indian Academy of Sciences The Indian Academy of Sciences, Bangalore was founded by Indian Physicist and List of Nobel laureates, Nobel Laureate Chandrasekhara Venkata Raman, C. V. Raman, and was registered as a society on 27 April 1934. Inaugurated on 31 July 1934, it ...
and
Indian National Science Academy The Indian National Science Academy (INSA) is a national academy in New Delhi New Delhi (; ) is the Capital city, capital of India and a part of the Delhi, National Capital Territory of Delhi (NCT). New Delhi is the seat of all three b ...
.


Life and career

Aditi Sen De was born in Kolkata, India to Lakshmi Dey, a schoolteacher and Ajit Kumar Dey, a state-government employee. She did her schooling at Sarada Ashrama Balika Bidyalaya, Kolkata, and completed her higher secondary from Sakhawat Memorial Govt. Girls High School, Kolkata in 1992. With a strong passion and high proficiency for mathematics, she joined
Bethune College Bethune College is a women's college located on Bidhan Sarani in Kolkata, India, and affiliated to the University of Calcutta. It is the oldest women's college in India. It was established as a girls' school in 1849, and as a college in 1879. ...
,
University of Calcutta The University of Calcutta, informally known as Calcutta University (), is a Public university, public State university (India), state university located in Kolkata, Calcutta (Kolkata), West Bengal, India. It has 151 affiliated undergraduate c ...
to obtain a Bachelor of Science with honours in Mathematics. Subsequently, she joined the prominent Applied Mathematics department of the
Rajabazar Science College The University College of Science, Technology and Agriculture (formerly known as Rajabazar Science College) are two of five main campuses of the University of Calcutta (CU). The college served as the cradle of Indian sciences, where Raman won t ...
, University of Calcutta, where she pursued her interests in quantum and statistical physics. She received her master's degree in 1997, and after a short period of research work in India, moved to
Gdańsk Gdańsk is a city on the Baltic Sea, Baltic coast of northern Poland, and the capital of the Pomeranian Voivodeship. With a population of 486,492, Data for territorial unit 2261000. it is Poland's sixth-largest city and principal seaport. Gdań ...
,
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
to work with
Marek Żukowski Marek Żukowski (born 11 December 1952) is a Polish theoretical physicist and lecturer at the University of Gdańsk. He specializes in quantum mechanics, his area of interest in particular concerns the Bell's theorem and quantum interferometry. ...
at the
University of Gdańsk The University of Gdańsk () is a public university, public research university located in Gdańsk, Poland. It is one of the top 10 universities in Poland and an important centre for the studies of the Kashubian language. History The Universi ...
, where she received her PhD in January 2004. Following her doctoral studies she moved to
Hannover Hanover ( ; ; ) is the capital and largest city of the States of Germany, German state of Lower Saxony. Its population of 535,932 (2021) makes it the List of cities in Germany by population, 13th-largest city in Germany as well as the fourth-l ...
,
Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...
as a Humboldt Research Fellow to work with
Maciej Lewenstein Maciej Lewenstein (born September 21, 1955 in Warsaw), is a Polish theoretical physicist, currently an ICREA professor at ICFO – The Institute of Photonic Sciences in Castelldefels near Barcelona. He is an author of over 800 scientific artic ...
at the Leibniz University. Thereafter, she joined ICFO - The Institute of Photonic Sciences at
Barcelona Barcelona ( ; ; ) is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain. With a population of 1.6 million within c ...
,
Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...
to continue her research on quantum information theory, condensed matter and statistical physics. She won the prestigious Ramón y Cajal research fellowship during her time in Spain. Upon returning to
India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
in 2008, she briefly joined the School of Physical Sciences at
Jawaharlal Nehru University Jawaharlal Nehru University (JNU; ISO: Javāharalāla Neharū Viśvavidyālaya) is a public research university located in Delhi, India. It was established in 1969 and named after Jawaharlal Nehru, India's first Prime Minister. The university ...
as an Assistant Professor in Physics, before moving to
Harish-Chandra Research Institute The Harish-Chandra Research Institute (HRI) is an institution dedicated to research in mathematics and theoretical physics, located in Prayagraj, Uttar Pradesh in India. Established in 1975, HRI offers masters and doctoral program in affiliatio ...
, Allahabad in 2009, where she is currently a Professor in Physics. Aditi Sen De has published more than 100 research articles in eminent peer-reviewed journals, and has also collaborated with several world-renowned physicists. She is married to fellow physicist
Ujjwal Sen Ujjwal is a Royal name. It is inherited by the royal lineage that once conquered the world in 580 BC. Notable people with the name include: * Ujjwal Nikam (born 1953), Indian special public prosecutor * Ujjwal Rana Ujjwal Rana is an Indian actor ...
, who is also a Professor of Physics at
Harish-Chandra Research Institute The Harish-Chandra Research Institute (HRI) is an institution dedicated to research in mathematics and theoretical physics, located in Prayagraj, Uttar Pradesh in India. Established in 1975, HRI offers masters and doctoral program in affiliatio ...
in
Allahabad Prayagraj (, ; ISO 15919, ISO: ), formerly and colloquially known as Allahabad, is a metropolis in the Indian state of Uttar Pradesh.The other five cities were: Agra, Kanpur, Kanpur (Cawnpore), Lucknow, Meerut, and Varanasi, Varanasi (Benar ...
,
India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
. They have a daughter, Anusyuta Sen.


Research

Aditi Sen De started her research in the field of quantum information theory during her postgraduate studies in Kolkata, and went on obtain her doctorate in 2004 at the
University of Gdańsk The University of Gdańsk () is a public university, public research university located in Gdańsk, Poland. It is one of the top 10 universities in Poland and an important centre for the studies of the Kashubian language. History The Universi ...
. The field of quantum information and computation was still in its early days, and
Gdańsk Gdańsk is a city on the Baltic Sea, Baltic coast of northern Poland, and the capital of the Pomeranian Voivodeship. With a population of 486,492, Data for territorial unit 2261000. it is Poland's sixth-largest city and principal seaport. Gdań ...
,
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
was one of the main research centres in the world, where important work on the theory of
quantum entanglement Quantum entanglement is the phenomenon where the quantum state of each Subatomic particle, particle in a group cannot be described independently of the state of the others, even when the particles are separated by a large distance. The topic o ...
was being done. In collaboration with her supervisor
Marek Żukowski Marek Żukowski (born 11 December 1952) is a Polish theoretical physicist and lecturer at the University of Gdańsk. He specializes in quantum mechanics, his area of interest in particular concerns the Bell's theorem and quantum interferometry. ...
, and other eminent physicists such as
Ryszard Horodecki Ryszard Horodecki (born 30 September 1943) is a Polish physicist and a professor of University of Gdańsk. He contributed largely to the field of quantum informatics. In his most widely cited paper, 'Separability of Mixed States: Necessary and S ...
,
Paweł Horodecki Paweł Horodecki (born in 1971) is a Polish professor of physics at the Gdańsk University of Technology working in the field of quantum information theory. He is best known for introducing (together with his father Ryszard Horodecki and brother ...
,
Michał Horodecki Michał Horodecki (born 1973) is a Polish physicist at the University of Gdańsk working in the field of quantum information theory, notable for his work on entanglement theory. He co-discovered the Peres-Horodecki criterion for testing whether ...
and her husband, Ujjwal Sen, she worked on some fundamental problems on entanglement theory, quantum cryptography and quantum communication. After her stint in Gdańsk, she joined the group of
Maciej Lewenstein Maciej Lewenstein (born September 21, 1955 in Warsaw), is a Polish theoretical physicist, currently an ICREA professor at ICFO – The Institute of Photonic Sciences in Castelldefels near Barcelona. He is an author of over 800 scientific artic ...
in Hannover, Germany and later in ICFO - The Institute of Photonic Sciences in Castelldefels near
Barcelona Barcelona ( ; ; ) is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain. With a population of 1.6 million within c ...
,
Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...
, where she spent a considerable period of her early research career. During this period, she consolidated her research on quantum information, while contributing heavily to new research directions that were opening in the interface of quantum information and many-body quantum physics. In particular, her research focused on the study of
quantum phase transition In physics, a quantum phase transition (QPT) is a phase transition between different quantum phases ( phases of matter at zero temperature). Contrary to classical phase transitions, quantum phase transitions can only be accessed by varying a phys ...
s using entanglement as a key figure of merit. After a brief stint as a faculty member in
Jawaharlal Nehru University Jawaharlal Nehru University (JNU; ISO: Javāharalāla Neharū Viśvavidyālaya) is a public research university located in Delhi, India. It was established in 1969 and named after Jawaharlal Nehru, India's first Prime Minister. The university ...
, she moved to
Harish-Chandra Research Institute The Harish-Chandra Research Institute (HRI) is an institution dedicated to research in mathematics and theoretical physics, located in Prayagraj, Uttar Pradesh in India. Established in 1975, HRI offers masters and doctoral program in affiliatio ...
in
Allahabad Prayagraj (, ; ISO 15919, ISO: ), formerly and colloquially known as Allahabad, is a metropolis in the Indian state of Uttar Pradesh.The other five cities were: Agra, Kanpur, Kanpur (Cawnpore), Lucknow, Meerut, and Varanasi, Varanasi (Benar ...
, where along with physicists Ujjwal Sen and Arun Kumar Pati, she started the Quantum Information and Computation group in 2009, under the Physics Division at the institute. Over the last few years, several young researchers have completed their doctoral as well as postdoctoral research at the group, resulting in more than 50 publications in well-known journals in physics. The group has also hosted several conferences and workshops, with participants and speakers from all around the world. In recent years, Aditi Sen De has contributed significantly to the understanding of
quantum information Quantum information is the information of the state of a quantum system. It is the basic entity of study in quantum information theory, and can be manipulated using quantum information processing techniques. Quantum information refers to both t ...
and communication, in particular the formulation of a computable entanglement measure and a novel density-matrix recursion method. Her work also involves understanding the theory of
quantum channel In quantum information theory, a quantum channel is a communication channel that can transmit quantum information, as well as classical information. An example of quantum information is the general dynamics of a qubit. An example of classical in ...
s, the security of
quantum cryptography Quantum cryptography is the science of exploiting quantum mechanical properties to perform cryptographic tasks. The best known example of quantum cryptography is quantum key distribution, which offers an information-theoretically secure soluti ...
and quantification of
quantum correlation In quantum mechanics, quantum correlation is the expected value of the product of the alternative outcomes. In other words, it is the expected change in physical characteristics as one quantum system passes through an interaction site. In John Bel ...
s.


Awards and honours

In January 2022, she was elected to Indian Academy of Sciences. She has been elected member of another prestigious science society, Indian National Science Academy in October 2022. The Council of Scientific and Industrial Research awarded her the
Shanti Swarup Bhatnagar Prize Shanti or Shanthi may refer to: In Sanskrit * Inner peace, a state of being mentally and spiritually at peace, with enough knowledge and understanding to keep oneself strong in the face of discord or stress * Kshanti, one of the paramitas of B ...
, one of the highest Indian science awards in 2018. She is the first woman recipient of this Prize in the Physical Science category. In 2012, she won the biennial Buti Foundation Award, given by the Indian Physics Association to young scientists who have made outstanding contributions in the area of Theoretical Physics, Astrophysics or Biophysics. She has also been a recipient of the prestigious Ramón y Cajal fellowship in Spain and the Humboldt Research Fellowship, given by the
Alexander von Humboldt Foundation The Alexander von Humboldt Foundation () is a foundation that promotes international academic cooperation between scientists and scholars from Germany and abroad. Established by the government of the Federal Republic of Germany, it is funded by t ...
in Germany.


See also

*
Quantum information Quantum information is the information of the state of a quantum system. It is the basic entity of study in quantum information theory, and can be manipulated using quantum information processing techniques. Quantum information refers to both t ...
*
Harish-Chandra Research Institute The Harish-Chandra Research Institute (HRI) is an institution dedicated to research in mathematics and theoretical physics, located in Prayagraj, Uttar Pradesh in India. Established in 1975, HRI offers masters and doctoral program in affiliatio ...


References

{{DEFAULTSORT:De, Aditi Recipients of the Shanti Swarup Bhatnagar Award in Physical Science Scientists from West Bengal Living people Indian condensed matter physicists 1974 births Scientists from Prayagraj Indian women physicists Bengali physicists 20th-century Indian physicists Women scientists from Uttar Pradesh Scholars from Uttar Pradesh 20th-century Indian women scientists Women scientists from West Bengal