1. Teknik Fisika (S.T.), ITS, Indonesia, 2012.
   “Analisis Distribusi Temperatur dan Aliran Udara Pada Inkubator Bayi dengan Variasi Tipe Dinding dan Overhead Screen”,
   Supervisor: Dr. Ridho Hantoro & Dr. Gunawan Nugroho
2. Teknik Fisika (M.T.), ITS, Indonesia, 2013.
   “Dye-sensitized solar cells (DSSC) fabrication with TiO2 and ZnO nanoparticle for high conversion efficiency“,
   Supervisor: Dr.-Ing. Doty Dewi Risanti & Prof. Dr. Hirotaka Ihara, FRSC
3. Institut für Physikalische Chemie, Friedrich Schiller Universität Jena, Jerman, 2020.
   “Photoinduced Charge Transport Dynamics at Semiconductor-Ruthenium Polypyridyl Complex Interface in Solar Energy Conversion Devices“,
   Supervisor: Prof. Dr. Benjamin Dietzek, FRSC

1. R. A. Wahyuono, B. Seidler, S. Bold, A. Dellith, J. Dellith, J. Ahner, P. Wintergerst, G. Lowe, M. D. Hager, M. Wächtler, C. Streb, U. S. Schubert, S. Rau, B. Dietzek, Photocathodes beyond NiO: charge transfer dynamics in a p-conjugated polymer functionalized with Ru photosensitizers, Sci. Rep. 2021, 11(1), 1-13. (doi:10.1038/s41598-021-82395-x)
2. N. Vlachopoulos, A. Hagfeldt, I. Benesperi, M. Freitag, S. G. Hashmi, G. Jia, R. A. Wahyuono, J. Plentz, B. Dietzek, New approaches in component design for dye-sensitized solar cells, Sustainable Energy Fuels 2021, 5, 367-383. (doi:10.1039/D0SE00596G)
3. R. A. Wahyuono, S. Amthor, C. Müller, S. Rau, B. Dietzek, Structure of Diethyl-phosphonic acid Anchoring Group Affects the Charge-Separated State in Iridium(III)-Complex functionalized NiO Surface, ChemPhotoChem 2020, 4, 1-13. (doi:10.1002/cptc.202000038)
4. R. A. Wahyuono, G. Jia, J. Plentz, A. Dellith, J. Dellith, F. Herrmann-Westendorf, M. Seyring, M. Presselt, G. Andrä, M. Rettenmayr, B. Dietzek, Self-Assembled Graphene/MWCNT Bilayers as Platinum-Free Counter Electrode in Dye-Sensitized Solar Cells, ChemPhysChem 2019, 20, 3336-3345. (doi:10.1002/cphc.201900714)
5. R. A. Wahyuono, A. Dellith, C. Schmidt, J. Dellith, A. Ignaszak, A. Ignaszak, M. Seyring, M. Rettenmayr, J. Fize, V. Artero, M. Chavarot-Kerlidou, B. Dietzek, Structure of Ni(OH)2 intermediates determines the efficiency of NiO-based photocathodes – a case study using novel mesoporous NiO nanostars, RSC Advances 2019, 9, 39422-39433. (doi:10.1039/C9RA08785K)
6. Wahyuono, R.A., Hermann-Westendorf, F., Dellith, A., Schmidt, C., Dellith, J., Plentz, J., Schulz, M., Presselt, M., Seyring, M., Rettenmeyer, M. and Dietzek, B., 2017. Effect of annealing on the sub-bandgap, defects and trapping states of ZnO nanostructures. Chemical Physics, 483, pp.112-121.
7. Wahyuono, R.A., Schmidt, C., Dellith, A., Dellith, J., Schulz, M., Seyring, M., Rettenmayr, M., Plentz, J. and Dietzek, B., 2016. ZnO nanoflowers-based photoanodes: aqueous chemical synthesis, microstructure and optical properties. Open Chemistry, 14(1), pp.158-169.
8. Queyriaux, N., Wahyuono, R.A., Fize, J., Gablin, C., Wächtler, M., Martinez, E., Léonard, D., Dietzek, B., Artero, V. and Chavarot-Kerlidou, M., 2017. Aqueous photocurrent measurements correlated to ultrafast electron transfer dynamics at ruthenium tris diimine sensitized NiO photocathodes. The Journal of Physical Chemistry C, 121(11), pp.5891-5904.
9. Wahyuono, R.A., Hesse, J., Hipler, U.C., Elsner, P. and Böhm, V., 2017. In vitro lipophilic antioxidant capacity, antidiabetic and antibacterial activity of citrus fruits extracts from Aceh, Indonesia. Antioxidants, 6(1), p.11.
10. Wahyuono, R.A., Hesse, J., Hipler, U.C., Elsner, P. and Böhm, V., 2016. Carotenoids of indigenous citrus species from Aceh and its in vitro antioxidant, antidiabetic and antibacterial activities. European Food Research and Technology, 242(11), pp.1869-1881.

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