Researcher Directory
Ahmad Ridwan Tresna Nugraha is a senior researcher (equivalent to a full professor) at the BRIN Research Center for Quantum Physics. He was the head of the research center from March 2022 to June 2024. Currently, he is a member of the Quantum Matter Theory Research Group. He obtained his doctoral degree from Tohoku University, Japan, in 2013, specializing in theoretical and computational condensed matter physics. His research interests span an extensive area of condensed matter physics and quantum physics, from exploring low-dimensional materials for various applications to more fundamental problems such as light-matter interactions and quantum matter structure.
- Research Keywords: Low-dimensional materials, Energy materials, Electronic-structure methods, Light-matter interactions.
- Contact: ahmad.ridwan.tresna.nugraha(at)brin.go.id
- Metrics: Google Scholar, Scopus
- D.Sc. (2013) | Department of Physics, Graduate School of Science, Tohoku University, Japan.
- M.Sc. (2010) | Department of Physics, Graduate School of Science, Tohoku University, Japan.
- S.Si. / B.Sc. (2008) | Department of Physics, Institut Teknologi Bandung, Indonesia.
- 2024-present, Senior Researcher (Full Professorship), BRIN Research Center for Quantum Physics, Indonesia.
- 2022–2024, Head, BRIN Research Center for Quantum Physics, Indonesia.
- 2021–2024, Senior Researcher (Associate Professorship), National Research and Innovation Agency (BRIN), Indonesia.
- 2019–2021, Researcher, Research Center for Physics, Indonesian Institute of Sciences, Indonesia.
- 2014–2019, Assistant Professor, Department of Physics, Tohoku University, Japan.
- 2013–2014, JSPS Postdoctoral Fellow, Department of Physics, Tohoku University, Japan.
- F. Kengo, S. Solihin, M. S. Ukhtary, J. Suwardy, M. A. Majidi, and A. R. T. Nugraha*, “Tunable optical absorption in undoped graphene sandwiched between multilayer dielectric stacks with mirror symmetry”, Phys. Scr. 99, 035513 (2024).
- M. S. Ukhtary, A. R. T. Nugraha, A. B. Cahaya, A. Rusydi, and M. A. Majidi, “High-performance Kerr quantum battery”, Appl. Phys. Lett. 123, 034001 (2023).
- J. M. Adhidewata, A. R. T. Nugraha*, E. H. Hasdeo, P. Estellé, B. E. Gunara, “Thermoelectric properties of semiconducting materials with parabolic and pudding-mold band structures”, Mater. Today. Commun. 31, 103737 (2022).
- N. T. Hung, J. M. Adhidewata, A. R. T. Nugraha, and R. Saito, “Enhanced thermoelectric performance by van Hove singularities in the density of states of type-II nodal-line semimetals”, Phys. Rev. B 105, 115142 (2022).
- E. H. Hasdeo, L. P. A. Krisna, M. Y. Hanna, B. E. Gunara, N. T. Hung, and A. R. T. Nugraha*, “Optimal band gap for improved thermoelectric performance of two-dimensional Dirac materials”, J. Appl. Phys. 126, 035109 (2019).
- D. Satco, A. R. T. Nugraha*, M. S. Ukhtary, D. Kopylova, A. G. Nasibulin, and R. Saito, “Intersubband plasmon excitations in doped carbon nanotubes”, Phys. Rev. B 99, 075403 (2019).
- N. T. Hung, A. R. T. Nugraha*, and R. Saito, “Two-dimensional InSe as a potential thermoelectric material”, Appl. Phys. Lett. 111, 092107 (2017).
- A. R. T. Nugraha, E. H. Hasdeo, and R. Saito: “Selective coherent phonon mode generation in single wall carbon nanotubes”, J. Phys. Condens. Matter 29, 055302 (2017).
- N. T. Hung, E. H. Hasdeo, A. R. T. Nugraha, M. S. Dresselhaus, and R. Saito, “Quantum effects in the thermoelectric power factor of low-dimensional semiconductors”, Phys. Rev. Lett. 177, 036602 (2016).
- X. Ling, S. Huang, E. H. Hasdeo, L. Liang, W. M. Parkin, Y. Tatsumi, A. R. T. Nugraha, A. A. Puretzky, P. M. Das, B. G. Sumpter, D. B. Geohegan, J. Kong, R. Saito, M. Drndic, V. Meunier, and M. S. Dresselhaus: “Anisotropic Electron-Photon and Electron-Phonon Interactions in Black Phosphorus”, Nano Lett. 16, 2260-2267 (2016).
- N. T. Hung, A. R. T. Nugraha*, E. H. Hasdeo, M. S. Dresselhaus, and R. Saito, “Diameter dependence of thermoelectric power of semiconducting carbon nanotubes”, Phys. Rev. B 92, 165426 (2015).
- A. R. T. Nugraha, E. H. Hasdeo, G. D. Sanders, C. J. Stanton, and R. Saito, “Origin of coherent G-band phonon spectra in single wall carbon nanotubes”, Phys. Rev. B 91, 045406 (2015).
- Y.-S. Lim, A. R. T. Nugraha, S.-J. Cho, M.-Y. Noh, E.-J. Yoon, H. Liu, J.-H. Kim, H. Telg, E. H. Haroz, G. D. Sanders, S.-H. Baik, H. Kataura, S. K. Doorn, C. J. Stanton, R. Saito, J. Kono, and T. Joo: “Ultrafast Generation of Fundamental and Multiple-order Phonon Excitations in Highly-Enriched (6,5) Single-Wall Carbon Nanotubes”, Nano Lett. 14, 1426-1432 (2014).
- A. R. T. Nugraha, E. Rosenthal, E. H. Hasdeo, G. D. Sanders C. J. Stanton, M. S. Dresselhaus, and R. Saito, “Excitonic effects on coherent phonon dynamics in single wall carbon nanotubes”, Phys. Rev. B 88, 075440 (2013).
- G. D. Sanders, A. R. T. Nugraha*, K. Sato, J.-H. Kim, J. Kono, R. Saito, and C. J. Stanton, “Theory of coherent phonons in carbon nanotubes and graphene”, J. Phys. Condens. Matter 25, 144201 (2013).
- G. D. Sanders, A. R. T. Nugraha*, R. Saito, and C. J. Stanton, “Coherent radial-breathing-like phonons in graphene nanoribbons”, Phys. Rev. B 85, 205401 (2012).
- A. R. T. Nugraha, G. D. Sanders, K. Sato, C. J. Stanton, M. S. Dresselhaus, and R. Saito, “Chirality dependence of coherent phonon amplitudes in single wall carbon nanotubes”, Phys. Rev. B 84, 174302 (2011).
- A. R. T. Nugraha, R. Saito, K. Sato, P. T. Araujo, A. Jorio, and M. S. Dresselhaus, “Dielectric constant model for environmental effects on the exciton energies of single wall carbon nanotubes”, Appl. Phys. Lett. 97, 091905 (2010).
*as an equally contributing main author or as a principal investigator