@article{CTT100781256,
  author = {Takahiko Tsukahara and Haruka Tateno and Ki Chul  Park},
  title = {Solid phase extraction based on the phase transition of poly(N-isopropylacrylamide): the extraction behaviour of lanthanide(III) ions in highly acidic solutions},
  journal = {Reaction Chemistry and Engineering},
  year = 2017,
}

@article{CTT100781264,
  author = {Takahiko Tsukahara and Haruka Tateno and Ki Chul  Park},
  title = {Direct Extraction of Platinum Group Metals from Nitric Acid Solution Using the Phase Transition of Poly(N-isopropylacrylamide)},
  journal = {Chemistry Letters},
  year = 2017,
}

@article{CTT100760968,
  author = {Takahiko Tsukahara and Ki Chul  Park},
  title = {Synthesis of NIPAAm-based polymer-grafted silica beads by surface-initiatedATRP using Me4Cyclam ligands and the thermo-responsive behaviors for lanthanide(III) ions},
  journal = {Reactive and Functional Polymers},
  year = 2014,
}

@inproceedings{CTT100781300,
  author = {塚原剛彦 and Ki Chul  Park},
  title = {Azo型クラウンエーテル含有フォトニック結晶ゲルを用いた金属イオンセンシング},
  booktitle = {},
  year = 2017,
}

@misc{CTT100733886,
  author = {朴 基哲 and 塚原剛彦},
  title = {金属元素の分離方法},
  howpublished = {公開特許},
  year = 2016,
  month  = {Aug.},
  note   = {特願2015-014508(2015/01/28), 特開2016-138319(2016/08/04)}
}