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Profile Summary

Ahmad Ridwan Tresna Nugraha is a senior researcher and the director of BRIN Research Center for Quantum Physics since its establishment in March 2022. He obtained his doctoral degree from Tohoku University, Japan, in 2013, with a specialization 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

Academic Degrees

Work Experience

  • 2022–present, Director, BRIN Research Center for Quantum Physics, Indonesia.
  • 2021–present, Senior Researcher, National Research and Innovation Agency (BRIN), Indonesia.
  • 2019–2021, Junior 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.

Selected Publications

  • 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-contributed main author or as a principal investigator