, is a Japanese engineer in

electrochemistry Electrochemistry is the branch of physical chemistry concerned with the relationship between electrical potential difference, as a measurable and quantitative phenomenon, and identifiable chemical change, with the potential difference as an outco ...

best known for the inventor of

perovskite solar cell A perovskite solar cell (PSC) is a type of solar cell that includes a perovskite-structured compound, most commonly a hybrid organic–inorganic lead or tin halide-based material as the light-harvesting active layer. Perovskite materials, such a ...

Education

Miyasaka graduated from the Applied Chemistry Department of

Waseda University , mottoeng = Independence of scholarship , established = 21 October 1882 , type = Private , endowment = , president = Aiji Tanaka , city = Shinjuku , state = Tokyo , country = Japan , students = 47,959 , undergrad = 39,382 , postgrad ...

in March 1976. He obtained a master's degree in industrial chemistry from the

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project b ...

(UTokyo) in 1978. He was a visiting researcher at the

University of Quebec A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, the ...

in Canada in 1980 when he was study Ph.D. in synthetic chemistry at the UTokyo.

Career

Miyasaka joined

Fujifilm , trading as Fujifilm, or simply Fuji, is a Japanese multinational conglomerate headquartered in Tokyo, Japan, operating in the realms of photography, optics, office and medical electronics, biotechnology, and chemicals. The offerings from the ...

after completing his PhD in March 1981,ペロブスカイトの成功は人のつながりがなければ成し得なかった
OplusE「私の発言」 2016.10.25 アドコム・メディア he worked on the development of high-sensitivity films for photo camera films for instant cameras and the development of

lithium-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It also s ...

. However, Fujifilm has discontinued development of lithium-ion battery due to "impossible to make a profit". After being recruited, he became a professor at Graduate School of Engineering at Toin University of Yokohama in 2001. Meantime in 2004, in response to the promotion of the venture company's founding policy by the mayor of

Yokohama City is the second-largest city in Japan by population and the most populous municipality of Japan. It is the capital city and the most populous city in Kanagawa Prefecture, with a 2020 population of 3.8 million. It lies on Tokyo Bay, south of T ...

, Miyasaka established Peccell Technologies for

solar cell A solar cell, or photovoltaic cell, is an electronic device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.

research and served as the representative director until 2009. He also developed the first photocapacitor. Since 2009, Miyasaka has been working on research and development of

, therefore, he won the

Clarivate Citation Laureates Clarivate Citation Laureates formerly Thomson Reuters Citation Laureates is a list of candidates considered likely to win the Nobel Prize in their respective field. The candidates are so named based on the citation impact of their published resear ...

in 2017. In 2017 Miyasaka was awarded the Hamakawa award for his contribution in photovoltaic science and technology development.

Selected publications

* K. Koyama, I. Itoh: ''Quantum conversion and image detection by a bacteriorhodopsin-based artificial photoreceptor.'' In: ''Science.'' Band 255, 1992, S. 342–344 * Y. Idota, T. Kubota, A. Matsufuji, Y. Maekawa: ''Tin-based amorphous oxide. A high-capacity lithium-ion-storage material.'' In: ''Science.'' Band 276, 1997, S. 1395–1397 * A. Kojima, K. Teshima, Y. Shirai: ''Organometal halide perovskites as visible-light sensitizers for photovoltaic cells.'' In: ''Journal of the American Chemical Society.'' Band 131, 2009, S. 6050–6051. https://pubs.acs.org/doi/abs/10.1021/ja809598r * M. M. Lee, J. Teuscher, T. N. Murakami, H. J. Snaith: ''Efficient hybrid solar cells based on meso-superstructured organometal halide perovskites.'' In: ''

Science Science is a systematic endeavor that Scientific method, builds and organizes knowledge in the form of Testability, testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earli ...

.'' Band 338, 2012, S. 643–647. * T. Singh, T. Miyasaka: "Stabilizing the efficiency beyond 20% with a mixed cation perovskite solar cell fabricated in ambient air under controlled humidity." In: "Advanced Energy Materials." 8(3), 2018, 1700677.https://onlinelibrary.wiley.com/doi/abs/10.1002/aenm.201700677 * T. Singh, M. Ikegami, T. Miyasaka: ''Ambient Fabrication of 126 μm Thick Complete Perovskite Photovoltaic Device for High Flexibility and Performance.'' In: ''ACS Applied Energy Materials.'' 1(12), 2018, 6741–6747. https://pubs.acs.org/doi/abs/10.1021/acsaem.8b01623 * T. Singh, S. Oez: ''Sulfate‐Assisted Interfacial Engineering for High Yield and Efficiency of Triple Cation Perovskite Solar Cells with Alkali‐Doped TiO2 Electron‐Transporting Layers.'' In: ''Advanced Functional Materials.'' 28, 2018, 1706287.https://onlinelibrary.wiley.com/doi/full/10.1002/adfm.201706287

References

{{DEFAULTSORT:Miyasaka, Tsutomu Japanese chemists Japanese businesspeople Academic staff of Toin University of Yokohama People from Kamakura 1953 births Living people