nature
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October 6
- Coexistence of Ferroelectricity and Antiferroelectricity in 2D van der Waals Multiferroic➀ The research explores the coexistence of ferroelectricity and antiferroelectricity in a 2D van der Waals multiferroic; ➁ The study reveals a new mechanism for the simultaneous occurrence of these two phenomena; ➂ The findings could lead to the development of novel electronic devices.
September 27
- On-demand nanoengineering of in-plane ferroelectric topologies➀ The article presents a novel technique for the on-demand nanoengineering of in-plane ferroelectric topologies; ➁ The technique involves a combination of scanning probe microscopy and machine learning algorithms; ➂ The research demonstrates the ability to create complex patterns and functionalities by manipulating the polarization in ferroelectric materials; ➃ The findings could lead to new applications in electronics, sensors, and energy storage.
September 3
- Room-Temperature Ferroelectric, Piezoelectric, and Resistive Switching Behaviors of Single-Element Te Nanowires➀ Researchers have discovered room-temperature ferroelectric, piezoelectric, and resistive switching behaviors in single-element tellurium (Te) nanowires. ➁ These properties are attributed to the unique structural and electronic characteristics of Te nanowires. ➂ The findings open up potential applications in next-generation memory devices and sensors.
August 27
- Two-Dimensional Materials-Based Transistors with High Cohesive Energy Metal Gate Electrodes➀ The study explores the role of Ti and Pt electrodes in resistance switching variability of HfO2-based resistive random access memory. ➁ It investigates the mechanism of electroforming in metal oxide memristive switches. ➂ The research examines the impact of oxygen vacancies in HfO2-based gate stack breakdown. ➃ It also looks into the direct observation of oxygen movement during resistance switching in NiO/Pt film. ➄ The paper discusses the development of electronic synapses using layered two-dimensional materials.
August 22
- All-2D CVD-Grown Semiconductor Field-Effect Transistors with Van der Waals Graphene Contacts➀ Unexpected electron transport suppression in a heterostructured graphene–MoS2 multiple field-effect transistor architecture. ➁ Lateral heterostructures of two-dimensional materials by electron-beam induced stitching. ➂ Controlled growth of transition metal dichalcogenide monolayers using Knudsen-type effusion cells for the precursors. ➃ High optical quality of MoS2 monolayers grown by chemical vapor deposition. ➄ Raman spectroscopy in graphene. ➅ Anomalous lattice vibrations of CVD-grown monolayer MoS2 probed using linear polarized excitation light.
August 21
- Electrically Activated Ferroelectric Nematic Microrobots➀ Electrically activated ferroelectric nematic microrobots demonstrate controlled motion and assembly. ➁ These microrobots utilize the polarization coupling between ferroelectric liquids and solids. ➂ The study explores the effects of the fringing field profile on the microrobots' behavior. ➃ Ferroelectric nematic liquid crystal droplets exhibit electromechanical instability and fluid jets. ➄ The research contributes to the understanding of active matter and collective motion in complex systems.