supported in part by the National Natural Science Foundation of China(Grant No.62025505);in part by the National Science Fund for Distinguished Young Scholars of China(Grant No.62061136002);in part by Deutsche Forschungsgemeinschaft(DFG),Germany(Grant No.448330062).
A novel optical fiber hydrogen sensor based on theπ-phase-shifted grating and partial coated Pd/Hf composite film is proposed and experimentally demonstrated in this paper.The hydrogen sensitive Pd/Hf film with the l...
financially supported by Guangdong Basic and Applied Basic Research Foundation(No.2023A1515140020);the National Natural Science Foundation of China(Nos.52070042 and 52300127);Characteristic Innovation Project of Guangdong Universities(No.2024KTSCX213).
Two-dimensional MXenes have great potential for gas sensing applications due to their distinct electronic structure and unique surface properties.However,low sensitivity and poor selectivity to target gas at room temp...