- Donghoon Ha and Younghun Kwon, “An optimal discrimination of two mixed qubit states with a fixed rate of inconclusive results” Quantum Inf. Process. 16 273 (2017)

- Min Namkung and Younghun Kwon, “Optimal sequential state discrimination between two mixed quantum states” Phys. Rev. A 96 022318 (2017)

- Min Namkung, Jinho Chang, Jaehee Shin, and Younghun. Kwon, “Revisiting Quantum Discord for Two-Qubit X States: The Error Bound to an Analytical Formula” Int. J. Theor. Phys. (2015)

- Donghoon Ha and Younghun Kwon “Analysis of optimal unambiguous discrimination of three pure quantum states” Phys. Rev. A 91 062312 (2015)

- Donghoon Ha and Younghun Kwon “Discriminating N-qudit states using geometric structure” Phys. Rev. A 90 022330 (2014)

- Donghoon Ha and Younghun Kwon “Complete analysis for three-qubit mixed-state discrimination” Phys. Rev. A 87 062302 (2013)

- Younghun Kwon and Jinho Chang “Entanglement amplification of fermionic systems in an accelerated frame” Phys. Rev. A 86 014302 (2012)

- Jinho Chang and Younghun Kwon “Entanglement behavior of quantum states of fermionic systems in an accelerated frame” Phys. Rev. A 85 032302 (2012)

- Younghun Kwon “Asymptotic relation between Bell-inequality violations and entanglement distillability” Phys. Rev. A 82 054104 (2010)

- Sangkin Sim, Jeongwan Jin, and Younghun Kwon, "Best fidelity conditions for three party quantum teleportation", Int. J. theor. Phys. (2005)

- Joonwoo Bae and Younghun Kwon, "Perturbations can enhance quantum search" Int. J. Theor. Phys. (2003)

- Joonwoo Bae and Younghun Kwon, "Speedup in quantum adiabatic evolution algorithm" Z. Naturforsch (2003)

- Joonwoo Bae and Younghun Kwon, "Maximum speedup in quantum search : O(1) running time" Int. J. Theor. Phys. (2003)

- Joonwoo Bae and Younghun Kwon “Generalized quantum search Hamiltonian” Phys. Rev. A 66 012314 (2002)