Fabrication and simulation of silicon nanogaps pH sensor as preliminary study for Retinol Binding Protein 4 (RBP4) detection. - Hashim, M. I.; Nuzaihan, M. N. M.; Fathil, M. F. M.; A. S., M. Shaifullah; Chean, C. Y.; Halim, N. H. A.; Zailan, Z.; Md Arshad, M. K.; Isa, M.; A. W., Azhari; Syamsul, M.; A. T., Rozaimah (International Journal of Nanoelectronics & Materials, 2025)