Martin-Isbjorn Trappe
Senior Research Fellow
+65 6601 2010
Berge Englert


  • B.-G. Englert, J.H. Hue, Zi Chao Huang, M. Paraniak, M. Trappe. Energy functionals of single-particle densities: A unified view.
  • M. Trappe, Ryan A. Chisholm. A mechanistic density functional theory for ecology across scales.
  • M. Trappe, Hue Jun Hao Alexander, B.-G. Englert. Density-potential functional theory for fermions in one dimension.
  • Jun Hao Hue, Ege Eren, Shao Hen Chiew, Jonathan Wei Zhong Lau, Leo Chang, Thanh Tri Chau, M. Trappe, B.-G. Englert. (2020). Fourth-order leapfrog algorithms for numerical time evolution of classical and quantum systems.


  • M. Trappe, Piotr T. Grochowski, Jun Hao Hue, Tomasz Karpiuk, Kazimierz Rzążewski. (2021). Phase Transitions of Repulsive Two-Component Fermi Gases in Two Dimensions. New J. Phys. 23 103042
  • M. Trappe, Derek Y. H. Ho, Shaffique Adam. (2019). First-principles quantum corrections for carrier correlations in double-layer two-dimensional heterostructures. Phys. Rev. B 99 235415
  • T.T. Chau, J.H. Hue, M. Trappe, B.-G. Englert. (2018). Systematic corrections to the Thomas-Fermi approximation without a gradient expansion. New J. Phys. 20 073003
  • M. Trappe, L.Y. Len, H.K. Ng, B.-G. Englert. (2017). Airy-averaged gradient corrections for two-dimensional fermion gases. Ann. Phys. 385 136
  • M. Trappe, L.Y. Len, H.K. Ng, C. A. Mller, B.-G. Englert. (2016). Leading gradient correction to the kinetic energy for two-dimensional fermion gases. Phys. Rev. A 93 042510
  • M. Trappe, Peter Augenstein, Maarten DeKieviet, Thomas Gasenzer, Otto Nachtmann. (2016). Geometric phases causing lifetime modifications of metastable states of hydrogen. Eur. Phys. J. D 70 76
  • M. Trappe, P. Grochowski, M. Brewczyk, K. Rz??ewski. (2016). Ground-state densities of repulsive two-component Fermi gases. Phys. Rev. A 93 023612
  • M. Trappe, Dominique Delande, C. A. Mller. (2015). Semiclassical spectral function for matter waves in random potentials. J. Phys. A: Math. Theor. 48 245102
  • T. Gasenzer, O. Nachtmann, M. Trappe. (2012). Metastable states of hydrogen: their geometric phases and flux densities. Eur. Phys. J. D 66 1-23
  • M. DeKieviet, T. Gasenzer, O. Nachtmann, M. Trappe. (2011). Longitudinal Atomic Beam Spin Echo Experiments: A possible way to study Parity Violation in Hydrogen. HFSP Journal 200 35-40
  • T. Bergmann, T. Gasenzer, M. DeKieviet, O. Nachtmann, M. Trappe. (2009). Parity Violation in Hydrogen and Longitudinal Atomic Beam Spin Echo I. Eur. Phys. J. D 54 551-574
  • J. Bill, M. Trappe, I. Lesanovsky, P. Schmelcher. (2006). Resonant quantum dynamics of neutral spin-1 particles in a magnetic guide. Phys. Rev. A 73 053609