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http://dx.doi.org/10.1016/s0022-5320(80)90017-9 | DOI Listing |
Nanomaterials (Basel)
January 2025
Institute of Information Photonics Technology, School of Physics and Optoelectronics, Faculty of Science, Beijing University of Technology, Beijing 100124, China.
Nonlinear optics, a critical branch of modern optics, presents unique potential in the study of two-dimensional (2D) magnetic materials. These materials, characterized by their ultra-thin geometry, long-range magnetic order, and diverse electronic properties, serve as an exceptional platform for exploring nonlinear optical effects. Under strong light fields, 2D magnetic materials exhibit significant nonlinear optical responses, enabling advancements in novel optoelectronic devices.
View Article and Find Full Text PDFAdv Sci (Weinh)
January 2025
Department of Materials Science and Metallurgy, University of Cambridge, CB3 0FS, Cambridge, UK.
The discovery of ferroelectric phases in HfO-based films has reignited interest in ferroelectrics and their application in resistive switching (RS) devices. This study investigates the pivotal role of electrodes in facilitating the Schottky-to-Ohmic transition (SOT) observed in devices consisting of ultrathin epitaxial ferroelectric HfYO (YHO) films deposited on LaSrMnO-buffered Nb-doped SrTiO (NbSTO|LSMO) with Ti|Au top electrodes. These findings indicate combined filamentary RS and ferroelectric switching occurs in devices with designed electrodes, having an ON/OFF ratio of over 100 during about 10 cycles.
View Article and Find Full Text PDFACS Nano
January 2025
The Key Laboratory of Weak Light Nonlinear Photonics, Ministry of Education, School of Physics and Teda Applied Physics Institute, Renewable Energy Conversion and Storage Center, State Key Laboratory of Photovoltaic Materials and Cells, Nankai University, Tianjin 300071, China.
Nanofluidics is an interdisciplinary field of study that bridges hydrodynamics, statistical physics, chemistry, materials science, biology, and other fields to investigate the transport of fluids and ions on the nanometric scale. The progress in this field, however, has been constrained by challenges in fabricating nanofluidic devices suitable for systematic investigations. Recent advances in two-dimensional (2D) materials have revolutionized the development of nanofluids.
View Article and Find Full Text PDFSmall
January 2025
Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Hangzhou, 310024, China.
The properties and device applications of 2D semiconductors are highly sensitive to intrinsic structural defects due to their ultrathin nature. CuInSe (CIS) materials own excellent optoelectronic properties and ordered copper vacancies, making them widely applicable in photovoltaic and photodetection fields. However, the synthesis of 2D CIS nanoflakes remains challenging due to the nonlayered structure, multielement composition, and the competitive growth of various by-products, which further hinders the exploration of vacancy-related optoelectronic devices.
View Article and Find Full Text PDFACS Nano
January 2025
Suzhou Institute of Nano-Tech and Nano-Bionics (SINANO), Chinese Academy of Sciences, Suzhou 215123, China.
The widespread application of anode-free lithium metal batteries (AFLMBs) is hindered by the severe dendrite growth and side reactions due to the poor reversibility of Li plating/stripping. Herein, our study introduces an ultrathin interphase layer of covalent cage 3 (CC3) for highly reversible AFLMBs. The subnano triangular windows in CC3 serve as a Li sieve to accelerate Li desolvation and transport kinetics, inhibit electrolyte decomposition, and form LiF- and LiN-rich solid-electrolyte interphases.
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