Raffael Rameshan

(Former)

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Research output

  1. 2024
  2. Published

    How reduction temperature influences the structure of perovskite-oxide catalysts during the dry reforming of methane

    Schrenk, F., Lindenthal, L., Drexler, H., Berger, T., Rameshan, R., Ruh, T., Föttinger, K. & Rameshan, C., 10 Oct 2024, In: RSC sustainability. 2024, 11, p. 3334-3344 11 p.

    Research output: Contribution to journal › Article › Research › peer-review

  3. Published

    How A-site cations influence the in-situ formation of metallic nanoparticles in perovskite oxide catalysts

    Schrenk, F., Rameshan, C., Ruh, T., Drexler, H., Lindenthal, L., Berger, T., Rollenitz, J., Rameshan, R. & Sanchez-Sanchez, M. C., 3 Sept 2024.

    Research output: Contribution to conference › Poster › Research

  4. Published

    How A-site cations influence the in-situ formation of metallic nanoparticles in perovskite oxide catalysts

    Rameshan, C., Schrenk, F., Ruh, T., Drexler, H., Lindenthal, L., Berger, T., Rollenitz, J., Rameshan, R. & Sanchez-Sanchez, M., 1 Sept 2024, Book of Abstracts - 16th Pannonian International Symposium on Catalysis.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  5. Published

    Investigating the exciting world of high-temperature dry reforming of methane with in-situ spectroscopy

    Schrenk, F., Lindenthal, L., Rameshan, R., Drexler, H., Berger, T., Rollenitz, J. & Rameshan, C., 1 Sept 2024, Book of Abstracts - 16th Pannonian International Symposium on Catalysis.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  6. Published

    Tailoring bi- and trimetallic nanoparticles by exsolution from perovskites

    Lindenthal, L., Rameshan, C., Schrenk, F., Drexler, H., Berger, T., Rollenitz, J., Rameshan, R., Rocha, T., Mori, T. & Borges, L., 16 Jul 2024.

    Research output: Contribution to conference › Poster › Research

  7. Published

    Cu-doped perovskite-type oxides: A structural deep dive and examination of their exsolution behaviour influenced by B-site doping

    Berger, T., Drexler, H., Ruh, T., Lindenthal, L., Schrenk, F., Bock, J., Rameshan, R., Föttinger, K., Irrgeher, J. & Rameshan, C., 8 May 2024, In: Catalysis today. 437.2024, 1 July, p. 1 15 p., 114787.

    Research output: Contribution to journal › Article › Research › peer-review

  8. Published

    Perovskite-type Oxides in Methanol Steam Reforming: Overcoming the Challenges of Conventional Catalytic Systems

    Berger, T., Drexler, H., Ruh, T., Schrenk, F., Lindenthal, L., Rameshan, R. & Rameshan, C., 26 Feb 2024.

    Research output: Contribution to conference › Abstract › peer-review

  9. Published

    Mn-promoted MoS2 catalysts for CO2 hydrogenation: enhanced methanol selectivity due to MoS2/MnOx interfaces

    Alves, G. A. S., Pacholik, G., Pollitt, S., Wagner, T., Rameshan, R., Rameshan, C. & Föttinger, K., 2 Feb 2024, In: Catalysis science & technology. 14.2024, 5, p. 1138-1147 10 p.

    Research output: Contribution to journal › Article › Research › peer-review

  10. Published

    Operando probing of the surface chemistry during the Haber–Bosch process

    Goodwin, C. M., Lömker, P., Degerman, D., Davies, B., Shipilin, M., Garcia-Martinez, F., Koroidov, S., Mathiesen, J. K., Rameshan, R., Rodrigues, G. L. S., Schlueter, C., Amann, P. & Nilsson, A., 10 Jan 2024, In: Nature. 625.2024, 7994, p. 282-286 5 p.

    Research output: Contribution to journal › Article › Research › peer-review

  11. Published

    Unraveling the mysteries of B-site doped ferrite catalysts

    Drexler, H., Berger, T., Lindenthal, L., Rollenitz, J., Rameshan, R., Schrenk, F., Jeppesen, H. & Rameshan, C., 2024.

    Research output: Contribution to conference › Abstract › peer-review

  12. 2023
  13. Published

    Unlocking the Mystery of Catalytic Design for Methanol Steam Reforming

    Berger, T., Rameshan, R. (Co-editor), Drexler, H. (Co-editor), Lindenthal, L. (Co-editor), Schrenk, F. (Co-editor) & Rameshan, C. (Co-editor), 11 Sept 2023.

    Research output: Contribution to conference › Abstract

  14. Published

    Insights in the water gas shift reaction over CoFe2O4 and NiFe2O4 based on operando spectroscopy techniques

    Pittenauer, M., Rameshan, R. (Co-editor), Schrenk, F. (Co-editor), Rameshan, C. (Co-editor) & Föttinger, K. (Co-editor), 28 Aug 2023.

    Research output: Contribution to conference › Poster › Research › peer-review

  15. Published

    Influence of hot liquid flowing water on Zeolite Y stability

    Latschka, M., Wellscheid, B., Rameshan, R., Schöberl, T. R., Essmeister, J., Pacholik, G., Valentini, F., Balta, L., Limbeck, A., Rameshan, C., Kählig, H. & Föttinger, K., 15 Apr 2023, In: Microporous and Mesoporous Materials. 354.2023, 15 April, 11 p., 112557.

    Research output: Contribution to journal › Article › Research › peer-review

  16. Published

    Impact of nanoparticle exsolution on DRM: Improving catalytic activity by reductive pre-treatment of perovskite-type catalysts

    Schrenk, F., Lindenthal, L., Drexler, H., Urban, G., Rameshan, R., Summerer, H., Berger, T., Ruh, T., Opitz, A. K. & Rameshan, C., 11 Apr 2023.

    Research output: Contribution to conference › Poster › Research

  17. Published

    Impact of nanoparticle exsolution on dry reforming of methane

    Schrenk, F., Lindenthal, L., Drexler, H., Urban, G., Rameshan, R., Summerer, H., Berger, T., Ruh, T., Opitz, A. K. & Rameshan, C., 11 Apr 2023, Tagungsband 23. Klimatag: Ressourcen im Wandel.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  18. Published

    Transforming CO2 and H2 into Renewable Chemicals and Fuels: Research Group of Christoph Rameshan

    Berger, T., Cotter, T., Drexler, H., Lindenthal, L., Rollenitz, J., Rameshan, R., Ruh, T., Schrenk, F. & Rameshan, C., 11 Apr 2023.

    Research output: Contribution to conference › Poster › Research

  19. Published

    Transforming CO2 and H2 into Renewable Chemicals and Fuels

    Berger, T., Cotter, T., Drexler, H., Lindenthal, L., Rameshan, R., Ruh, T., Rollenitz, J., Schrenk, F. & Rameshan, C., 11 Apr 2023, Tagungsband 23. Klimatag: Ressourcen im Wandel.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  20. Published

    Catalysts for CO2 conversion: Tuning perovskites by electrochemical potential / gas composition / gas pressure.

    Rameshan, R., Lindenthal, L. (Co-editor), Schrenk, F. (Co-editor), Drexler, H. (Co-editor), Ruh, T. (Co-editor), Nenning, A. (Co-editor), Opitz, A. K. (Co-editor) & Rameshan, C. (Co-editor), 2023.

    Research output: Contribution to conference › Abstract › peer-review

  21. 2022
  22. Published

    Perovskite-Type Oxide Catalysts in CO2 Utilization: A Principal Study of Novel Cu-Doped Perovskites for Methanol Synthesis

    Schrenk, F., Lindenthal, L., Pacholik, G., Navratil, T., Berger, T. M., Drexler, H., Rameshan, R., Ruh, T., Föttinger, K. & Rameshan, C., 14 Dec 2022, In: Compounds. 2:2022, 4, p. 378-387 10 p.

    Research output: Contribution to journal › Article › Research › peer-review

  23. Impact of nanoparticle exsolution on dry reforming of methane: Improving catalytic activity by reductive pre-treatment of perovskite-type catalysts

    Schrenk, F., Lindenthal, L., Drexler, H., Urban, G., Rameshan, R., Summerer, H., Berger, T., Ruh, T., Opitz, A. K. & Rameshan, C., 5 Dec 2022, In: Applied Catalysis B: Environmental. 318.2022, 5 December, 121886.

    Research output: Contribution to journal › Article › Research › peer-review

  24. Boosting the activity of PdAg2/Al2O3 supported catalysts towards the selective acetylene hydrogenation by means of CO-induced segregation: A combined NAP XPS and mass-spectrometry study

    Bukhtiyarov, A. V., Panafidin, M. A., Prosvirin, I. P., Mashkovsky, I. S., Markov, P. V., Rassolov, A. V., Smirnova, N. S., Baeva, G. N., Rameshan, C., Rameshan, R., Zubavichus, Y. V., Bukhtiyarov, V. I. & Stakheev, A. Y., 1 Dec 2022, In: Applied surface science. 604.2022, 1 December, 7 p., 154497.

    Research output: Contribution to journal › Article › Research › peer-review

  25. 2021

  26. In Situ Growth of Exsolved Nanoparticles under Varying rWGS Reaction Conditions: A Catalysis and Near Ambient Pressure-XPS Study

    Lindenthal, L., Huber, J., Drexler, H., Ruh, T., Rameshan, R., Schrenk, F., Löffler, S. & Rameshan, C., 3 Dec 2021, In: Catalysts. 11.2021, 12, 21 p., 1484.

    Research output: Contribution to journal › Article › Research › peer-review

  27. Novel perovskite catalysts for CO2 utilization: Exsolution enhanced reverse water-gas shift activity

    Lindenthal, L., Popovic, J., Rameshan, R., Huber, J., Schrenk, F., Ruh, T., Nenning, A., Löffler, S., Opitz, A. K. & Rameshan, C., 5 Sept 2021, In: Applied Catalysis B: Environmental. 292.2021, 5 September, 12 p., 120183.

    Research output: Contribution to journal › Article › Research › peer-review

  28. Published

    Comparison of novel Ni doped exsolution perovskites as methane dry reforming catalysts

    Lindenthal, L., Schrenk, F., Rameshan, R., Rameshan, C., Kronlachner, L. & Nenning, A., 4 Jun 2021, In: E3S Web of Conferences. 266, 02019.

    Research output: Contribution to journal › Conference article › peer-review

  29. In situ XPS studies of MoS2-based CO2hydrogenation catalysts

    Pacholik, G., Enzlberger, L., Benzer, A., Rameshan, R., Latschka, M., Rameshan, C. & Föttinger, K., 2 Jun 2021, In: Journal of Physics D: Applied Physics. 54.2021, 32, 10 p., 324002.

    Research output: Contribution to journal › Article › Research › peer-review

  30. 2020
  31. Published

    Absorbance-based Spectroelectrochemical Sensor for Determination of Ampyra Based on Electrochemical Preconcentration

    Ghoorchian, A., Afkhami, A., Madrakian, T., Rameshan, R., Rameshan, C. & Hajian, A., 1 Dec 2020, In: Sensors and Actuators, B: Chemical. 324.2020, 1 December, 11 p., 128723.

    Research output: Contribution to journal › Article › Research › peer-review

  32. Ca-doped rare earth perovskite materials for tailored exsolution of metal nanoparticles

    Lindenthal, L., Ruh, T., Rameshan, R., Summerer, H., Nenning, A., Herzig, C., Löffler, S., Limbeck, A., Opitz, A. K., Blaha, P. & Rameshan, C., 1 Dec 2020, In: Acta crystallographica Section B: Structural science, crystal engineering and materials . 76.2020, p. 1055-1070 16 p.

    Research output: Contribution to journal › Article › Research › peer-review

  33. Novel sample-stage for combined near ambient pressure x-ray photoelectron spectroscopy, catalytic characterization and electrochemical impedance spectroscopy

    Rameshan, R., Nenning, A., Raschhofer, J., Lindenthal, L., Ruh, T., Summerer, H., Opitz, A. K., Huber, T. M. & Rameshan, C., 17 Oct 2020, In: Crystals. 10.2020, 10, 16 p., 947.

    Research output: Contribution to journal › Article › Research › peer-review

  34. Published

    High Temperature Water Gas Shift Reactivity of Novel Perovskite Catalysts

    Popovic, J., Lindenthal, L., Rameshan, R., Ruh, T., Nenning, A., Löffler, S., Opitz, A. K. & Rameshan, C., 22 May 2020, In: Catalysts. 10.2020, 5, 17 p., 582.

    Research output: Contribution to journal › Article › Research › peer-review

  35. Modifying the Surface Structure of Perovskite-Based Catalysts by Nanoparticle Exsolution

    Lindenthal, L., Rameshan, R., Summerer, H., Ruh, T., Popovic, J., Nenning, A., Löffler, S., Opitz, A. K., Blaha, P. & Rameshan, C., 1 Mar 2020, In: Catalysts. 10.2020, 3, 14 p., 268.

    Research output: Contribution to journal › Article › Research › peer-review

  36. 2019

  37. Support effect on the reactivity and stability of Au25(SR)18 and Au144(SR)60 nanoclusters in liquid phase cyclohexane oxidation

    García, C., Pollitt, S., van der Linden, M., Truttmann, V., Rameshan, C., Rameshan, R., Pittenauer, E., Allmaier, G., Kregsamer, P., Stöger-Pollach, M., Barrabés, N. & Rupprechter, G., 1 Oct 2019, In: Catalysis today. 336.2019, 1 October, p. 174-185 12 p.

    Research output: Contribution to journal › Article › Research › peer-review

  38. A non-enzymatic glucose sensor based on the hybrid thin films of Cu on acetanilide/ITO

    Sajadpour, M., Siampour, H., Abbasian, S., Amiri, M., Rameshan, R., Rameshan, C., Hajian, A., Bagheri, H. & Moshaii, A., 13 Aug 2019, In: Journal of the Electrochemical Society. 166.2019, 13, p. B1116-B1125 10 p.

    Research output: Contribution to journal › Article › Research › peer-review

  39. MS18-P10 |Structural modification of perovskites by tailored exsolution for enhanced catalytic activity

    Rameshan, R., Rameshan, C., Ruh, T., Nenning, A., Opitz, A. K., Rameshan, C. & Rameshan, R., 2019, In: Acta crystallographica : Section A, Foundations and advances. 75.2019, ?, 1 p., e322.

    Research output: Contribution to journal › Letter › peer-review

  40. Tailored exsolution of metal nanoparticles: structural and chemical characterisation of doped perovskites by XPS and XRD

    Raschhofer, J., Lindenthal, L., Popovic, J., Ruh, T., Rameshan, R., Nenning, A., Opitz, A. K. & Rameshan, C., 2019, In: Acta crystallographica : Section A, Foundations and advances. 75.2019, 1 p., e314.

    Research output: Contribution to journal › Letter › peer-review

  41. 2018

  42. In situ NAP-XPS spectroscopy during methane dry reforming on ZrO2/Pt(1 1 1) inverse model catalyst

    Rameshan, C., Li, H., Anic, K., Roiaz, M., Pramhaas, V., Rameshan, R., Blume, R., Hävecker, M., Knudsen, J., Knop-Gericke, A. & Rupprechter, G., 8 Jun 2018, In: Journal of Physics Condensed Matter. 30.2018, 26, 12 p., 264007.

    Research output: Contribution to journal › Article › Research › peer-review

  43. 2016
  44. Published

    Ambient pressure XPS study of mixed conducting perovskite-type SOFC cathode and anode materials under well-defined electrochemical polarization

    Nenning, A., Opitz, A. K., Rameshan, C., Rameshan, R., Blume, R., Hävecker, M., Knop-Gericke, A., Rupprechter, G., Klötzer, B. & Fleig, J., 28 Jan 2016, In: Journal of Physical Chemistry C. 120, 3, p. 1461-1471 11 p.

    Research output: Contribution to journal › Article › Research › peer-review

  45. 2015
  46. Published

    Enhancing electrochemical water-splitting kinetics by polarization-driven formation of near-surface iron(0): An in situ XPS study on perovskite-type electrodes

    Opitz, A. K., Nenning, A., Rameshan, C., Rameshan, R., Blume, R., Hävecker, M., Knop-Gericke, A., Rupprechter, G., Fleig, J. & Klötzer, B., 23 Feb 2015, In: Angewandte Chemie - International Edition. 54, 9, p. 2628-2632 5 p.

    Research output: Contribution to journal › Article › Research › peer-review

  47. Published

    Water splitting on model-composite La0.6Sr0.4FeO3-δ (LSF) electrodes in H2/H2O atmosphere

    Opitz, A. K., Nenning, A., Kogler, S., Rameshan, C., Rameshan, R., Blume, R., Hävecker, M., Knop-Gericke, A., Rupprechter, G., Klötzer, B. & Fleig, J., 2015, ECS Transactions. Singhal, S. C. & Eguchi, K. (eds.). 1 ed. Electrochemical Society, Inc., p. 3333-3343 11 p. (ECS Transactions; vol. 68, no. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  48. 2014
  49. Published

    Combined UHV/high-pressure catalysis setup for depth-resolved near-surface spectroscopic characterization and catalytic testing of model catalysts

    Mayr, L., Rameshan, R., Klötzer, B., Penner, S. & Rameshan, C., May 2014, In: Review of scientific instruments. 85, 5, 055104.

    Research output: Contribution to journal › Article › Research › peer-review

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