- 2025 to present: Experimental geochemist, British Geological Survey
- 2025 to present: Adjunct Professor, National Institute of Geological Sciences, University of the Philippines Diliman
- 2025 to present: Visiting Scientist, Philippine Nuclear Research Institute
- 2020 to 2024: PhD Earth Science, GFZ Helmholtz Centre for Geosciences and Freie Universität Berlin, “From rocks to wastes: Tracing the fate of Cr in mining-impacted lateritic environments”
- 2016 to 2020: Instructor, University of the Philippines Diliman
- 2016 to 2020: MSc Geology, University of the Philippines Diliman
- 2012 to 2016: BSc Geology, University of the Philippines Diliman
Research interests
- Environmental mineralogy and geochemistry of contaminants, nutrients, and critical metals
- Natural and experimental fluid-rock interactions
- Experimental mineralogy and crystal chemistry
- Synchrotron-based spectroscopy
- Applications in mining, mine tailings, radioactive waste disposal, CCS, hydrogen research
ORCID: 0009-0000-1895-1937
Key papers
- Delina, R E G, Perez, J P H, Roddatis, V, Stammeier, J A, Prieur, D, Scheinost, A C, Tan, M M, Garcia, J J L, Arcilla, C A, and Benning, L G. 2025. Immobilization of chromium by iron oxides in nickel-cobalt laterite mine tailings. Environmental Science & Technology, 59 (11), 5683–5692.
- Corkett, A J, Okhrymenko, M, Roddatis, V, Lebedev, O, Delina, R E G, Perez, J P H, Benning, L G, and Dronskowski, R. 2025. The ternary transition metal cyanamide MnCr2(NCN)4. Inorganic Chemistry, 64 (6), 2886–2896.
- Delina, R E G, Perez, J P H, Stammeier, J, Bazarkina, E, and Benning, L B. 2024. Partitioning and Mobility of Chromium in Iron-Rich Laterites from an Optimized Sequential Extraction Procedure. Environmental Science & Technology, 58 (14), 6391–6401.
- Delina, R E G, Arcilla, C, Otake, T, Garcia, J J, Tan, M, and Ito, A. 2020. Chromium occurrence in a nickel laterite profile and its implications to surrounding surface waters. Chemical Geology, 558, 119863.
- Fluid-rock interaction experiments at different conditions (e.g., ambient, high pressure and temperature, anoxic)
- Synchrotron-based spectroscopy (XANES, EXAFS, μXRF, μXANES)
- Mineralogical and geochemical characterization (optical microscopy, SEM, XRD, FTIR, XRF, UV-Vis, IC, ICP-OES)
- Geochemical modelling
- Field and mapping techniques
- German Academic Exchange Service (German: DAAD) Doctoral Research Grant (2020-2024)
- International Association of GeoChemistry (IAGC) PhD Student Research Grant 2022
- TravelingGeologist Field Scholarship 2022