Flexible devices provide advantages such as conformability,portability,and low cost.Paper-based electronics offers a number of advantages for many applications.It is lightweight,inexpensive,and biodegradable,making it...Flexible devices provide advantages such as conformability,portability,and low cost.Paper-based electronics offers a number of advantages for many applications.It is lightweight,inexpensive,and biodegradable,making it an ideal choice for disposable electronics.In this work,we propose a novel configuration of photodetectors using paper as flexible substrates and amorphous Ga_(2)O_(3)as the active materials,respectively.The photoresponse characteristics are investigated systematically.A decent responsivity yield and a specific detectivity of up to 66 mA/W and 3×10^(12)Jones were obtained at a low operating voltage of 10 V.The experiments also demonstrate that neither the twisting nor bending deformation can bring obvious performance degradation to the device.This work presents a candidate strategy for the application of conventional paper substrates to low-cost flexible solar-blind photodetectors,showing the potential of being integrated with other materials to create interactive flexible circuits.展开更多
基金supported by the National Natural Science Foundation of China(Nos.12274243,11874230,52233014,51172208,and 12074044)the Fund of State Key Laboratory of Information Photonics and Optical Communications(No.IPOC2022ZT10)+1 种基金the Open Fund of IPOC(No.IPOC2022A02)the Macao Science and Technology Development Fund(FDCT Grants 0106/2020/A3 and 0031/2021/ITP).
文摘Flexible devices provide advantages such as conformability,portability,and low cost.Paper-based electronics offers a number of advantages for many applications.It is lightweight,inexpensive,and biodegradable,making it an ideal choice for disposable electronics.In this work,we propose a novel configuration of photodetectors using paper as flexible substrates and amorphous Ga_(2)O_(3)as the active materials,respectively.The photoresponse characteristics are investigated systematically.A decent responsivity yield and a specific detectivity of up to 66 mA/W and 3×10^(12)Jones were obtained at a low operating voltage of 10 V.The experiments also demonstrate that neither the twisting nor bending deformation can bring obvious performance degradation to the device.This work presents a candidate strategy for the application of conventional paper substrates to low-cost flexible solar-blind photodetectors,showing the potential of being integrated with other materials to create interactive flexible circuits.
