Illustration of a pulse tube refrigerator. Credit: S. Kelley/NIST By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to within a few degrees above absolute zero. The scientists say that their prototype […]
The differences between running robots and animals enhances integration and control, aiming for progress in delivery, search, and hazardous tasks. Credit: Unsplash/CC0 Public Domain For decades, robotics engineers have dedicated extensive efforts and significant financial resources to develop robots capable of walking or running as proficient as animals. Despite these endeavors, it still stands true […]
Experience the future of sustainable building operations with Airwits EcoSense. Embrace efficiency, reliability, and environmental stewardship – all in one revolutionary device. In recognition of the crucial role energy optimisation plays in sustainable building operations, Connected Inventions unveils the Airwits EcoSense device. This device, which has data collection solutions, has been rigorously tested and proven […]
A fibrous adsorbent selectively retrieves high-purity gold from waste, reducing costs, and time, and enabling mass production and repeated recycling. Korea relies heavily on imported metal resources, leading to a shift towards circular resources due to resource depletion and rising raw material prices. SK hynix and Samsung Electronics are actively working to increase metal recovery […]
Temperature dependence of the spin current signal and magnon polarization above and below the magnetic compensation temperature. Credit: Yusuke Nambu Spintronics is a field garnering immense attention for its range of potential advantages for conventional electronics. These include reducing power consumption, high-speed operation, non-volatility, and the potential for new functionalities. Spintronics exploits the intrinsic spin […]
Left: movement of light in a strong gravitational field in the universe. Middle: non-Ohmic conduction arising from a non-trivial quantum-metric structure of the “electron universe,” which is tunable via the magnetic texture of Mn3Sn and leads to a second-order Hall effect. Right: conventional Ohmic conduction accompanied by a trivial quantum-metric structure. Credit: Jiahao Han, Yasufumi […]
Signals in the mmWave range require extra care and more expensive components than at sub-6 GHz frequencies. Data demands keep pushing for more bandwidth in wireless networks, and this trend will surely continue. AI, autonomous vehicles, AR/VR, and other technologies will see to that. The mmWave spectrum allocated for 5G can meet the bandwidth needs, […]
Introduction Power electronics play a crucial role in modern electrical engineering, essential for efficiently converting, controlling, and managing electrical power within circuits. These components are designed to handle high voltages, currents, powers, and temperatures, making them vital for various industries. Within power electronics, components are broadly categorized into passive components, such as power resistors, diodes, […]
Key Things to Know: Telecommunication Transformation: The transition from traditional copper cables to advanced fibre optics has significantly upgraded the UK’s telecommunications, providing higher bandwidth and faster data speeds. Smart City Initiatives: BT’s partnership with Global aims to replace outdated phone boxes with modern Street Hubs, enhancing urban connectivity and supporting smart city developments. Enhanced […]