1. Nanoscience and Technology Interdisciplinary Program, Graduate School, Chulalongkorn University, Bangkok 10330, Thailand, https://orcid.org/0000-0003-4059-0669 (K.M.), https://orcid.org/0000-0002-5462-0753 (S.T.)
2. Department of Physics, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand, https://orcid.org/0000-0002-0054-7618 (P.S.)
3. Western Digital Corporation Thailand, Phra Nakhon Si Ayutthaya 13160, Thailand
4. Opto-Electrochemical Sensing, National Electronics and Computer Technology Center, National Science and Technology Development Agency, Pathumthani 12120, Thailand, https://orcid.org/0000-0002-3495-1184
5. Department of Physics, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand, (Corresponding author), e-mail: sakuntam.s@chula.ac.th https://orcid.org/0000-0003-2633-0561