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Unlocking innovation: Multistable mechanical metamaterials’ evolution in design, manufacturing, and applications

Multistable mechanical metamaterials can switch between multiple stable configurations under external loading, making them reusable and efficient for quick action. Their unique properties make them promising for various engineering applications, including energy absorption, soft actuators/robots, and wave control.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateOct 10, 2023

Scientists discover ‘flipping’ layers in heterostructures to cause changes in their properties

Researchers found that changing the stacking order of layers in transition metal dichalcogenide (TMD) semiconductors creates new optoelectronic devices with tailor-made properties. The study reveals dark excitons exclusively located in the top layer, which can be utilized for optical power switches in solar panels.

SourceInstitute for Basic Science·JournalNature Communications·TypeExperimental study·DateOct 10, 2023

Evaluating the shear viscosity of different water models

Associate Professor Tadashi Ando from Tokyo University of Science conducted a study to test the performance of OPC and OPC3 water models, evaluating their shear viscosities and comparing values to experimental calculations. The calculated viscosities for both models were very close, with notable accuracy at temperatures above 310 K.

SourceTokyo University of Science·JournalThe Journal of Chemical Physics·TypeComputational simulation/modeling·DateSep 21, 2023

Researchers unveil new flexible adhesive with exceptional recovery and adhesion properties for electronic devices

Researchers have developed a new flexible adhesive with improved recovery capabilities and high adhesive strength, enabling applications in foldable displays and medical devices. The adhesive demonstrated remarkable stability under repeated deformation and strain, making it suitable for fields requiring flexibility and optical clarity.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalAdvanced Functional Materials·DateSep 19, 2023

A first for ferrocene: Organometallic capsule with unusual charge-transfer interactions

A ferrocene-based capsule with unusual charge-transfer interactions has been synthesized, allowing for reversible encapsulation and release of guest molecules. The capsule can bind to a variety of organic and inorganic dyes and electron-accepting molecules, demonstrating its potential applications in medicine, biotechnology, and chemic...

SourceTokyo Institute of Technology·JournalAngewandte Chemie International Edition·TypeExperimental study·DateAug 29, 2023

Novel lateral data storage: Two-dimensional ferroelectric semiconductor memory with a bottom contact 100 nm channel using in-plane polarization

Researchers at Tokyo Institute of Technology have developed a novel ferroelectric semiconductor memory device with a 100 nm channel length, enabling high-density storage and seamless integration with existing semiconductor technologies. The device exhibits typical resistive switching, high on/off ratio, large memory window, and good re...

SourceTokyo Institute of Technology·JournalAdvanced Science·TypeExperimental study·DateAug 16, 2023

A ferroelectric transistor that stores and computes at scale

A new FE-FET design demonstrates record-breaking performances in computing and memory, achieving large memory window with impressively small device dimensions. The combination of molybdenum disulfide and aluminum scandium nitride materials enables energy-efficient devices for both computing and non-volatile memory applications.

3D glasses for topological materials

Scientists have successfully visualized the topology of electrons in topological quantum materials using '3D glasses,' a technique that uses circularly polarized X-ray light. This breakthrough enables the characterization of quantum materials topologically, paving the way for energy-saving electronics and high-tech advancements.

SourceUniversity of Würzburg·JournalNature Physics·TypeExperimental study·DateJul 13, 2023

Towards rapid tissue regeneration

Researchers at DTU Health Tech created a multi-levelled scaffold that enables near-perfect bone healing in just eight weeks, without using growth factors or endocrine factors and cells. The scaffold combines essential bone minerals with mechanical properties matching human bone compressive strength.

SourceTechnical University of Denmark·JournalACS Applied Materials & Interfaces·DateJun 27, 2023

Towards efficient lithium–air batteries with solution plasma-based synthesis of perovskite hydroxide catalysts

Researchers at Shibaura Institute of Technology have developed a faster way to synthesize CoSn(OH)6, a powerful catalyst required for high-energy lithium–air batteries. The new method uses solution plasma-based synthesis and achieves highly crystalline CSO crystals with improved catalytic properties.

SourceShibaura Institute of Technology·JournalSustainable Energy & Fuels·TypeExperimental study·DateJun 26, 2023

Liquid metal sticks to surfaces without a binding agent

Scientists have developed a technique for applying liquid metal to surfaces that don't easily bond with it, using force-responsive adhesion. The method allows for the creation of electronic 'smart devices' from everyday materials like paper and plastic.

SourceCell Press·JournalCell Reports Physical Science·TypeExperimental study·DateJun 9, 2023

New study reveals design clues for silver-based superatomic molecules

Researchers from Japan have synthesized two di-superatomic molecules composed of Ag and evaluated the factors involved in their formation. The study found that a twist between the two icosahedral structures stabilizes the nanocluster by shortening the distance between them. Additionally, the presence of Pd and Pt central atoms was foun...

SourceTokyo University of Science·JournalCommunications Chemistry·TypeExperimental study·DateApr 6, 2023

Scientists integrate two-dimensional materials into silicon microchips for advanced data storage and computation

Researchers at King Abdullah University of Science & Technology (KAUST) successfully integrated two-dimensional materials on silicon microchips, achieving high integration density, electronic performance, and yield. The resulting hybrid devices exhibit special electronic properties that enable low-power consumption artificial neural ne...

3D internal structure of rechargeable batteries revealed for the first time

Researchers pioneered a technique to observe the 3D internal structure of rechargeable batteries, enabling direct observation of the solid electric interface (SEI) and its progression. The study reveals key predictors of SEI layer formation in a complex interplay of molecular dimensions, surface properties, and solvent interactions.

SourceLancaster University·JournalNature Communications·TypeExperimental study·DateMar 13, 2023

Quantum sensors see Weyl photocurrents flow

A team of researchers led by Boston College Assistant Professor Brian Zhou developed a new quantum sensor technique to image and understand the origin of photocurrent flow in Weyl semimetals. They found that the electrical current flows in a four-fold vortex pattern around where light is shined on the material.

SourceBoston College·JournalNature Physics·TypeExperimental study·DateJan 26, 2023

Researchers shed (laser) light on emerging water treatment technique

A team of researchers from the University of Rhode Island has discovered new details about the chemical reaction that occurs when ferrate is exposed to visible and ultraviolet light. The findings could help optimize the use of ferrate in water treatment applications, making it a promising option for smaller systems.

SourceUniversity of Rhode Island·JournalJournal of the American Chemical Society·TypeExperimental study·DateDec 9, 2022

Charged porphyrins: The key to investigating the properties of stacked ion pairs

Charged porphyrins enable researchers to study π-electronic ion pairs and their interactions, leading to the creation of electronic materials with unique properties. The study reveals fascinating new properties of stacked ion pairs and their potential applications in fields like nanomagnetism and ferroelectrics.

SourceRitsumeikan University·JournalJournal of the American Chemical Society·TypeExperimental study·DateNov 21, 2022

Atomically dispersed bimetallic iron–cobalt electrocatalysts developed for green production of ammonia

Scientists developed a method to control the synthesis of single-atom catalysts, enabling the creation of bimetallic Fe-Co electrocatalysts with desired properties. These catalysts showed superior ammonia yield rates and faradaic efficiency under electrocatalytic nitrogen reduction reaction conditions.

SourceChinese Academy of Sciences Headquarters·JournalNature Sustainability·TypeExperimental study·DateNov 14, 2022

Electrons zip along quantum highways in new material

Researchers at the University of Chicago have discovered a new material, MnBi6Te10, that can be used to create quantum highways along which electrons can move. The material acts as a 'magnetic topological insulator,' shuttingtling electrons around its perimeter while maintaining their energy and quantum properties.

SourceUniversity of Chicago·JournalNano Letters·DateNov 9, 2022

Seeing clearly into a new realm – researchers prototype a new generation of quantum microscopy

A team of researchers has developed a prototype of a quantum microscope that can see electric currents, detect fluctuating magnetic fields, and even see single molecules on a surface. The microscope uses atomic impurities and van der Waals materials to achieve high resolution sensitivity and simultaneous imaging of magnetic fields and ...

SourceUniversity of Technology Sydney·JournalNature Physics·TypeExperimental study·DateNov 7, 2022

How magnetism could help explain Earth’s formation

Researchers analyzed fluid dynamics and electrically conducting fluids to conclude the Earth must have been magnetized before or as a result of its formation. This discovery could help narrow down theories on the Earth-Moon system, with implications for future research.

SourceUniversity of Leeds·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateNov 2, 2022

Researchers devise tunable conducting edge

Scientists have developed a magnetized state in monolayer tungsten ditelluride, allowing for controlled electron flow and potential applications in non-volatile memory chips. The discovery enables the creation of smaller, more energy-efficient devices that consume less power and dissipate less energy.

SourceUniversity of California - Riverside·JournalNature Communications·TypeExperimental study·DateSep 6, 2022

Small molecules, giant (surface) potential

Scientists at Kyushu University have developed organic molecules that align in the same direction, creating a 'giant surface potential' when evaporated onto a surface. This alignment leads to a significant electric field, which can improve OLED efficiency and open new routes for realizing devices that convert vibrations into electricity.

SourceKyushu University·JournalNature Materials·TypeExperimental study·DateAug 26, 2022

Towards higher nanopatterning resolution with molecules that fill nanogaps better

A research group from Tokyo University of Science has discovered molecular features that govern the filling process at nanoscales, enabling finer resolutions in ultraviolet nanoimprint lithography. The findings provide valuable insights for guiding the selection and design of optimized resists for sub-10 nm resolution.

SourceTokyo University of Science·JournalNanomaterials·TypeComputational simulation/modeling·DateAug 8, 2022

New magnesium superionic conductor towards lithium-free solid-state batteries

Researchers from Tokyo University of Science create a metal–organic framework-based magnesium ion conductor showing superionic conductivity at room temperature, overcoming the limitations of magnesium ion-based energy devices. The novel Mg2+ electrolyte exhibits a high conductivity of 10−3 S cm−1, making it suitable for battery applica...

SourceTokyo University of Science·JournalJournal of the American Chemical Society·TypeExperimental study·DateAug 4, 2022

Molecular electronics: a possible solution beyond Moore's Law

Researchers have developed instruments for single-molecule electrochemistry and spectroscopy, aiming to design and synthesize materials with chemistry, physics, and engineering at the atomic scale. They discuss challenges and opportunities in functionalizing molecular junctions and forming stable molecular electronic devices.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJul 27, 2022