Isaac Appiah Otoo
Postdoctoral Researcher
Department of Physics and Mathematics, Faculty of Science, Forestry and Technology
Research groups
Publications
7/7 items-
Engineering THz components : synergy of geometry and material properties
Appiah Otoo, Isaac, 2025, Publications of the University of Eastern Finland. Dissertations in Science, Forestry and Technology. G5 Doctoral dissertation (article) -
Graphene Nanosheet-Gold Nanopatch Metasurfaces for Nonlinear Response at THz Frequencies
Theodosi, Anna; Otoo, Isaac Appiah; Koulouklidis, Anastasios D; Matthaiakakis, Nikolaos; Kakarantzas, George; Mustonen, Petri; Lipsanen, Harri; Fedorov, Georgy; Liontos, Ioannis; Tzortzakis, Stelios; Kuzhir, Polina; Kafesaki, Maria; Tsilipakos, Odysseas, 2025, ACS applied nano materials, 8, 51, 24473-24479. A1 Journal article (refereed), original research -
Reference black-body radiation source for emissivity measurements on the frequency range 3-30 THz
Otoo, Isaac Appiah; Hakamada, Yuki; Saushin, Aleksandr; Cojocari, Maria; Gorbun, Mikhail; Penanen, Janna; Karvinen, Petri; Kawano, Shotaro; Sakurai, Haruyuki; Konishi, Kuniaki; Kašalynas, Irmantas; Svirko, Yuri; Kuzhir, Polina; Fedorov, Georgy, 2025, Applied physics letters, 127, 9, 091101. A1 Journal article (refereed), original research -
Broadband transparency in terahertz free-standing anapole metasurface
Otoo, Isaac Appiah; Basharin, Alexey; Matveev, Grigorii; Fedorov, Georgy; Karvinen, Petri; Ayyagari, Surya Revanth; Pashnev, Daniil; Urbanowicz, Andrzej; Jorudas, Justinas; Kašalynas, Irmantas; Svirko, Yuri; Kuzhir, Polina, 2024, Applied physics letters, 125, 26, 261701. A1 Journal article (refereed), original research -
Electro-thermal Response of Industrial-Grade Graphene for Electronic Packages Applications
Sibilia, S.; Siconolfi, F.; Maffucci, A.; Giovinco, G.; Appiah Otoo, I.; Bertocchi, F.; Chiodini, S., 2024, SPI 2024 - 28th IEEE Workshop on Signal and Power Integrity, Proceedings, 1-4. B3 Non-refereed conference proceedings -
Tailoring the Graphene Properties for Electronics by Dielectric Materials
Otoo, Isaac Appiah; Saushin, Aleksandr; Owusu, Seth; Karvinen, Petri; Suvanto, Sari; Svirko, Yuri; Kuzhir, Polina; Fedorov, Georgy, 2024, Crystals, 14, 7, 595. A1 Journal article (refereed), original research -
Random Graphene Metasurfaces: Diffraction Theory and Giant Broadband Absorptivity
Novitsky, Andrey; Paddubskaya, Alesia; Otoo, Isaac Appiah; Pekkarinen, Markku; Svirko, Yuri; Kuzhir, Polina, 2022, Physical review applied, 17, 4, 044041. A1 Journal article (refereed), original research