Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Saptarsi Mondal and Sourav Palchowdhury and Kwanghee Park and Soyeon Sung and Yong Ho Lee and Kyungwon Kwak and Minhaeng Cho,Revisiting the Ultrafast IR Spectroscopic Study of Free Volume Elements in Polymers: The Role of Probe Molecule's Internal Rotational Fluctuation in Anisotropy Decays,,,American Chemical Society (ACS),2023-10-06,,,,https://cir.nii.ac.jp/crid/1870303265748779904,https://doi.org/10.26434/chemrxiv-2023-q76kp