Shukla, S. ., Zhang, P. ., Cho, H. J., Ludwig, L. ., & Seal, S. . (2008). Significance of electrode-spacing in hydrogen detection for tin oxide-based MEMS sensor. International Journal of Hydrogen Energy, 33(1), 470-475+. https://doi.org/10.1016/j.ijhydene.2007.07.043 (Original work published 2025)

Yadav, L. ., Gupta, N. C., Dwivedi, R. ., & Singh, R. S. (2007). Sensing behavior and mechanism of titanium dioxide-based MOS hydrogen sensor. Microelectronics Journal, 38(12), 1226-1232+. https://doi.org/10.1016/j.mejo.2007.09.020 (Original work published 2025)

Segawa, Y. ., Inoue, M. ., Nakamoto, A. ., & Umehara, S. . (2019). Research on hydrogen dispersion by Raman measurement. International Journal of Hydrogen Energy, 44(17), 8981-8987+. https://doi.org/10.1016/j.ijhydene.2018.07.022 (Original work published)