Publications

Preprints

2. Sound Wave in the Backreaction Affected Spacetime in Analogue Gravity Based on Number-Conserving Approach,
   Baak, Sang-Shin,
   arXiv:2512.24233 (2025)

Published Papers

2. Quantum Backreaction Effect in Optical Solitons,
   Baak, Sang-Shin and Koenig, Friedrich E,
   New Journal of Physics (2024)
4. Petrov classification of analogue spacetimes,
   Baak, Sang-Shin and Datta, Satadal and Fischer, Uwe R,
   Classical and Quantum Gravity 40 215001 (2023)
6. Number-conserving solution for dynamical quantum backreaction in a Bose-Einstein condensate,
   Baak, Sang-Shin and Ribeiro, Caio C. Holanda and Fischer, Uwe R.,
   Phys. Rev. A 106 053319 (2022)
8. Existence of steady-state black hole analogs in finite quasi-one-dimensional Bose-Einstein condensates,
   Ribeiro, Caio C. Holanda and Baak, Sang-Shin and Fischer, Uwe R.,
   Phys. Rev. D 105 124066 (2022)

Thesis

2. Analogue Gravity: Quantum Backreaction and Quantum Many-Body Black Holes in a 1D Finite Size Bose-Einstein Condensate,
   Baak, Sang-Shin,
   PhD Thesis, Seoul National University (2023)