Layer pseudospins,exhibiting quantum coherence and precise multistate controllability,present significant potential for the advancement of future computing technologies.In this work,we propose an in-memory probabilist...Layer pseudospins,exhibiting quantum coherence and precise multistate controllability,present significant potential for the advancement of future computing technologies.In this work,we propose an in-memory probabilistic computing scheme based on the electrical manipulation of layer pseudospins in layered materials,by exploiting the interaction between real spins and layer pseudospins.展开更多
Multifunctional compounds have attracted significant attention due to their wide-ranging applications in advanced technologies.In this study,we synthesized two semiconductor hybrid Cd/Hg-selenidostannates,(H_(2)BPP)_(...Multifunctional compounds have attracted significant attention due to their wide-ranging applications in advanced technologies.In this study,we synthesized two semiconductor hybrid Cd/Hg-selenidostannates,(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15),employing 1,3-bis(4-piperidinyl)propane and 1,5-diamino-2-methylpentane through a surfactant-assisted thermal method.Remarkably,these hybrid chalcogenides are highly soluble in DMF,facilitating the formation of smooth,pinhole-free thin films via a spin-coating method.(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15) films exhibit exceptional stability under high humidity and heat,with semiconducting band gaps of 2.12 eV and 2.21 eV,respectively.These band gaps enable strong light absorption and charge carrier generation,which directly contribute to their significant photocurrent responses.Specifically,photocurrent measurements show Ilight values of 1.5μA cm^(-2) and 1μA cm^(-2) at 0.8 V for(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15),notably higher than the 0.30μA cm^(-2) observed for the commercially available SnSe_(2) electrode under the same conditions.Building on these interesting electrical properties,(H_(2)BPP)_(2)CdSn_(3)Se_(9) also showed notable piezoelectric properties,resulting from its unique structural framework that supports both efficient charge transport and mechanical responsiveness.These promising stability and multifunctional characteristics highlight the potential of these hybrid selenidostannates for advanced optoelectronic and piezoelectric applications.展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.12322407,62122036,and 62034004)the Natural Science Foundation of Jiangsu Province(Grant No.BK20233001)+5 种基金the National Key R&D Program of China(Grant Nos.2023YFF0718400 and 2023YFF1203600)the Leading-edge Technology Program of Jiangsu Natural Science Foundation(Grant No.BK20232004)the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB44000000)Innovation Program for Quantum Science and Technologysupport from the Fundamental Research Funds for the Central Universities(Grant Nos.020414380227,020414380240,and 020414380242)the e-Science Center of Collaborative Innovation Center of Advanced Microstructures。
文摘Layer pseudospins,exhibiting quantum coherence and precise multistate controllability,present significant potential for the advancement of future computing technologies.In this work,we propose an in-memory probabilistic computing scheme based on the electrical manipulation of layer pseudospins in layered materials,by exploiting the interaction between real spins and layer pseudospins.
基金supported by the National Natural Science Foundation of China(No.W2433042 and 22375157)the State Key Laboratory of Electrical Insulation and Power Equipment(No.EIPE23409)+5 种基金the Programme of Introducing Talents of Discipline to Universities(B23025)the Medical-Engineering Cross Project of the First Affiliated Hospital of XJTU(QYJC02)the Key Scientific and Technological Innovation Team of Shaanxi Province(No.2020TD-001)the Fundamental Research Funds for Central Universities(No.xtr052023002)the“Scientists engineers”Team Building Project of Qin Chuang Yuan in Shaanxi Province of China(2022KXJ-088)the Instrument Analysis Center of Xi’an Jiaotong University for assistance.
文摘Multifunctional compounds have attracted significant attention due to their wide-ranging applications in advanced technologies.In this study,we synthesized two semiconductor hybrid Cd/Hg-selenidostannates,(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15),employing 1,3-bis(4-piperidinyl)propane and 1,5-diamino-2-methylpentane through a surfactant-assisted thermal method.Remarkably,these hybrid chalcogenides are highly soluble in DMF,facilitating the formation of smooth,pinhole-free thin films via a spin-coating method.(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15) films exhibit exceptional stability under high humidity and heat,with semiconducting band gaps of 2.12 eV and 2.21 eV,respectively.These band gaps enable strong light absorption and charge carrier generation,which directly contribute to their significant photocurrent responses.Specifically,photocurrent measurements show Ilight values of 1.5μA cm^(-2) and 1μA cm^(-2) at 0.8 V for(H_(2)BPP)_(2)CdSn_(3)Se_(9) and(H_(2)DMP)_(2)Hg_(4)Sn_(4)Se_(15),notably higher than the 0.30μA cm^(-2) observed for the commercially available SnSe_(2) electrode under the same conditions.Building on these interesting electrical properties,(H_(2)BPP)_(2)CdSn_(3)Se_(9) also showed notable piezoelectric properties,resulting from its unique structural framework that supports both efficient charge transport and mechanical responsiveness.These promising stability and multifunctional characteristics highlight the potential of these hybrid selenidostannates for advanced optoelectronic and piezoelectric applications.
