Publications

Selected Papers

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Bioanalytics

01

Direct Observation of Glycans bonded to Proteins and Lipids at Single Molecule Level

Kelvin Anggara, Laura Sršan, Thapakorn Jaroentomeechai, Xu Wu, Stephan Rauschenbach, Yoshiki Narimatsu, Henrik Clausen, Thomas Ziegler, Rebecca L. Miller, Klaus Kern

Science (2023) 382 219-223 (link) (link)

Highlighted in Nature Chemical Biology, ChemistryWorld, Sciencenews.dk, Phys.org, The Conversation, and C&EN.

02

Imaging Single Glycans

Xu Wu, Martina Delbianco, Kelvin Anggara, Tomasz Michnowicz, Alonso Pardo-Vargas, Priya Bharate, Suman Sen, Marcel Pristl, Stephan Rauschenbach, Uta Schlickum, Sabine Abb, Peter H. Seeberger, Klaus Kern

Nature (2020) 582 375-378 (link)

Highlighted in Nature Methods and Frankfurter Allgemeine Zeitung.

03

Exploring the Molecular Conformation Space by Soft Molecule-Surface Collision

Kelvin Anggara, Yuntao Zhu, Martina Delbianco, Stephan Rauschenbach, Sabine Abb, Peter H. Seeberger, Klaus Kern

JACS (2020) 142 21420-21427 (link)

Selected for Journal Cover. Highlighted in JACS Spotlight.

Dynamics

01

Interlayer Rotation (Twisting) switches Interlayer Mobility in Moiré Superlattices

Xuejiao Zhang, Jimin Ham, Vesna Srot, Peter A. vanAken, Kelvin Anggara

PNAS (2026) 123 e2612453123 (link)

02

Fast Molecular Compression by a Hyperthermal Collision gives Bond-Selective Mechanochemistry

Lukas Krumbein, Kelvin Anggara, Martina Stella, Tomasz Michnowicz, Hannah Ochner, Sabine Abb, Gordon Rinke, André Portz, Michael Dürr, Uta Schlickum, Andrew Baldwin, Andrea Floris, Klaus Kern, Stephan Rauschenbach

Physical Review Letters (2021) 126 056001 (link)

Highlighted in Physics, Nature Reviews Chemistry, ChemistryWorld, New Scientist, and Le Monde.

03

Approaching the Forbbiden Fruit of Reaction Dynamics: Aiming Reagent at Selected Impact Parameters

Kelvin Anggara, Lydie Leung, Matthew J. Timm, Zhixin Hu, John C. Polanyi

Science Advances (2018) 4 eaau2821 (link)

Highlighted in ChemistryWorld.

Full publication list

Equal contributions are marked by dagger (†)
Corresponding authors are marked by asterisk (*)

Independent work

28. DeepConf: Machine Learning Conformer Reconstruction of Biomolecules from Scanning Tunneling Microscopy Images

T. J. Seifert, D. Kumar, M. Etzkorn, S. Rauschenbach, K. Kern, K. Anggara, U. Schlickum
Submitted (2026) (link)

27. Interlayer Rotation (Twisting) switches Interlayer Mobility in Moiré Superlattices

X. Zhang†, J. Ham†, V. Srot, P. A. van Aken, K. Anggara
Proc. Natl. Acad. Sci. U.S.A. 123, e2612453123 (2026) (link)

26. Automating Model Building for SPM Images of Biomolecules using MISO

C. L. Gomez-Flores, K. Anggara
J. Chem. Inf. Model. 66, 10056-10069 (2026) (link)

25. Electrospray Ion Beam Deposition for Scanning Tunnelling Microscopy of Complex Molecules

D. Kumar*
Nat. Rev. Phys. (2026) (link)

24. Direct Imaging of Residual Oxygen Disorder in an Infinite-Layer Nickelate Superlattice via Multislice Ptychography

C. Yang, H. Wang, R. A. Ortiz, K. Anggara, E. Benckiser, B. Keimer, P. A. van Aken
Nat. Commun. 16, 11076 (2025) (link)

23. Self-Assembly, Rearrangement and Disassembly of {Cr6} Horseshoe Oligomers

N. Geue†, D. Kumar†, J. Ham, S. Huang, G. A. Timco, N. A. Burton, R. E. P. Winpenny, K. Anggara, P. E. Barran
Angew. Chem. Int. Ed. 64, e202510610 (2025) (link)

22. Charge Transfer of Metal Porphyrins on a NaCl Thin Film Observed by Scanning Tunneling Microscopy in the Transport Gap

L. Zheng, A. Grewal, K. Anggara, F. J. R. Costa, C. C. Leon, K. Kuhnke, K. Kern
ACS Nano*. 19, 18357-18363 (2025) (link)

21. Soft landing Mass Selected Ions for Single Molecule Imaging

X. Wu, D. Kumar, J. Ham, S. Huang, K. Anggara*
ACS In Focus. (2025) (link) (link)

20. Atomic-scale Observation of Geometric Reconstruction in a Fluorine-intercalated Infinite Layer Nickelate Superlattice

C. Yang, R. A. Ortiz, H. Wang, W. Sigle, K. Anggara, E. Benckiser, B. Keimer, P. A. van Aken
Nat. Commun.* 16, 3277 (2025) (link)

19. High-resolution Imaging of Glycans by Scanning Tunnelling Microscopy Enabled by Electrospray Ion Beam Deposition

S. Rauschenbach, M. Grabarics, M. Delbianco, J. Cortes, C. Schön, N. Tarrat, X. Wu, K. Anggara
New Developments in Mass Spectrometry: Glycoprotein Analysis.* RSC Publishing. 15, 329-354 (2024) (link)

18. Scanning Probe Microscopy Characterization of Biomolecules enabled by Mass-Selective, Soft-landing Electrospray Ion Beam Deposition

J. Seibel, K. Anggara, M. Delbianco, S. Rauschenbach
Chem. Phys. Chem.* 25, e202400419 (2024) (link)

17. Controlled Formation of Nanoribbons and their Heterostructures via Assembly of Mass-selected Inorganic Ions

X. Zhang, V. Srot, X. Wu, K. Kern, P. A. van Aken, K. Anggara
Adv. Mater. 36, 2310817 (2024) (link)

16. Direct Observation of Glycans bonded to Proteins and Lipids at Single Molecule Level

K. Anggara, L. Sršan, T. Jaroentomeechai, X. Wu, S. Rauschenbach, Y. Narimatsu, H. Clausen, T. Ziegler, R. L. Miller, K. Kern
Science 382, 219-223 (2023) (link) (link)
Featured in Nature Chemical Biology, ChemistryWorld, Sciencenews.dk, Phys.org, The Conversation, and C&EN.

15. Visualizing Chiral Interactions in Carbohydrates Adsorbed on Au(111) by High‐Resolution STM Imaging

J. Seibel, G. Fittolani, H. Mirhosseini, X. Wu, S. Rauschenbach, K. Anggara, P. H. Seeberger, M. Delbianco, T. D. Kühne, U. Schlickum, K. Kern
Angew. Chem. Int. Ed. 62, e202305733 (2023) (link)

14. Landing Proteins on Graphene Trampoline Preserves Their Gas-Phase Folding on the Surface

K. Anggara, H. Ochner, S. Szilagyi, L. Malavolti, S. Rauschenbach, K. Kern
ACS Cent. Sci. 9, 151 (2023) (link)
Selected for Journal Cover.

Postdoctoral work (Stuttgart)

13. Identifying the Origin of Local Flexibility in a Carbohydrate Polymer

K. Anggara, Y. Zhu, G. Fittolani, Y. Yu, T. Tyrikos-Ergas, M. Delbianco, S. Rauschenbach, S. Abb, P. H. Seeberger, K. Kern*
Proc. Natl. Acad. Sci. U.S.A. 118, e2102168118 (2021) (link)

12. Fast Molecular Compression by a Hyperthermal Collision Gives Bond-Selective Mechanochemistry

L. Krumbein†, K. Anggara†, M. Stella, T. Michnowicz, H. Ochner, S. Abb, G. Rinke, A. Portz, M. Dürr, U. Schlickum, A. Baldwin, A. Floris, K. Kern, S. Rauschenbach*
Phys. Rev. Lett. 126, 056001 (2021) (link)
Selected for Editor's choice. Featured in Physics, Nature Reviews Chemistry, ChemistryWorld, New Scientist, and Le Monde.

11. Exploring the Molecular Conformation Space by Soft Molecule–Surface Collision

K. Anggara, Y. Zhu, M. Delbianco, S. Rauschenbach, S. Abb, P. H. Seeberger, K. Kern*
J. Am. Chem. Soc. 142, 21420 (2020) (link)
Selected for Journal Cover. Featured in JACS Spotlight.

10. Imaging Single Glycans

X. Wu†, M. Delbianco†, K. Anggara, T. Michnowicz, A. Pardo-Vargas, P. Bharate, S. Sen, M. Pristl, S. Rauschenbach, U. Schlickum, S. Abb, P. H. Seeberger, K. Kern*
Nature. 582, 375 (2020). (link)
Featured in Nature Methods and Frankfurter Allgemeine Zeitung.

Doctoral work (Toronto)

The Effects of Surface Anisotropy on Reaction Dynamics

K. Anggara (Supervisor: J. C. Polanyi)
PhD thesis (2018) (link)

9. Direct Observation of Collinear ‘Knock-on’ Reaction with Umbrella Inversion at a Surface

M. J. Timm†, L. Leung†, K. Anggara, J. C. Polanyi*
Commun. Chem. 4, 14 (2021) (link)

8. Contrasting Efficiency of Electron-Induced Reaction at Cu(110) in Aliphatic and Aromatic Bromides

M. J. Timm†, L. Leung†, K. Anggara, T. Lim, Z. Hu, S. Latini, A. Rubio, J. C. Polanyi*
J. Am. Chem. Soc. 142, 9453 (2020) (link)

7. Electron-induced Molecular Dissociation at a Surface leads to Reactive Collisions at Selected Impact Parameters

K. Anggara, L. Leung, M. J. Timm, Z. Hu, J. C. Polanyi*
Faraday Discuss. 214, 89 (2019) (link)

6. Approaching the Forbidden Fruit of Reaction Dynamics: Aiming Reagent at Selected Impact Parameters

K. Anggara†, L. Leung†, M. J. Timm†, Z. Hu, J. C. Polanyi*
Sci. Adv. eaau2821 (2018) (link)
Featured in ChemistryWorld.

5. Dynamics of Adsorbate Rotation in Electron-induced Reaction

Z. Hu, K. Anggara, J. C. Polanyi*
Chem. Phys. Lett. 683, 443 (2017) (link)

4. Bond selectivity in Electron-induced Reaction due to Directed Recoil on an Anisotropic Substrate

K. Anggara†, K. Huang†, L. Leung†, A. Chatterjee, F. Cheng, J. C. Polanyi*
Nat. Commun. 7, 13690 (2016) (link)

3. Clocking Surface-Reaction by In-plane Product Rotation

K. Anggara†, K. Huang†, L. Leung†, A. Chatterjee, F. Cheng, J. C. Polanyi*
J. Am. Chem. Soc. 138, 7377 (2016) (link)

Predoctoral work

2. Formation of Hollow Iron Oxide Tetrapods via a Shape-preserving Nanoscale Kirkendall effect

J. Lian, K. Anggara, M. Lin, Y. Chan*
Small. 10, 667 (2014) (link)

1. On the Influence of Water on the Electronic Structure of Firefly Oxyluciferin Anions from Absorption Spectroscopy of Bare and Monohydrated Ions in Vacuo

K. Støchkel, C. N. Hansen, J. Houmøller, L. M. Nielsen, K. Anggara, M. Linares, P. Norman, F. Nogueira, O. V Maltsev, L. Hintermann, S. B. Nielsen, P. Naumov, B. F. Milne*
J. Am. Chem. Soc. 17, 6485 (2013) (link)