Engineering sensitive ratiometric probe based on Tb@BNCDs and thiolated-protected AuNCs for melamine sensing via competitive coordination mechanism Research Authors Yousef A. Bin Jardan, Aya M. Mostafa, James Barker, Mohamed N. Goda, Almontaser Bellah H. Ali & Mohamed M. El-Wekil Research Date Sun, 20 Jul 2025 - 12:00 Research Journal Microchimica Acta Research Member Almontaser bellah Hamed Ali Mohamed Mahmoud Abdel-Gaber El-Wekil