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Electronics News
Brighter Side of News
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New nanoscale transistors use quantum tunneling to achieve high performance and efficiency
- Researchers at MIT have developed nanoscale transistors using quantum tunneling, offering high performance and efficiency in computing.
- Silicon-based transistors face limitations in efficiency and scalability, prompting the search for alternatives.
- By leveraging gallium antimonide and indium arsenide, MIT created vertical nanowire transistors that exploit quantum tunneling, enabling low-voltage operation.
- The new transistors achieve sharp switching slopes, high current density, and peak transconductance, surpassing traditional silicon technology.
- The precise engineering of nanowire transistors using advanced materials and design facilitated breakthrough performance metrics.
- These transistors offer scalability and energy efficiency advantages over silicon devices, with drive currents of 300 µA per micrometer and operation at 0.3 volts.
- Challenges remain in enhancing fabrication methods for uniformity and integrating these transistors with existing manufacturing processes.
- Despite hurdles, the potential applications span various sectors, including high-performance computing, telecommunications, automotive electronics, and renewable energy systems.
- MIT's nanoscale transistors could revolutionize technology by redefining efficiency and performance standards, paving the way for a sustainable digital future.
- Continued research and innovation in nanoelectronics hold the promise of transforming the design and utilization of devices, setting new benchmarks in efficiency and performance.
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Knowridge
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This eco-friendly artificial vision system uses honey for power
- Scientists have created a new energy-efficient and recyclable artificial vision system using honey as an electrolyte.
- The system, called Electrolyte-Gated Organic Field-Effect Transistor (EGOFET), combines sensing light, processing information, and memory storage in a single device, mimicking the way the human brain functions.
- The EGOFET system requires very little energy, making it ideal for applications such as self-driving drones and smart security systems.
- The organic components of the system, including the honey, will biodegrade naturally, contributing to a more sustainable technology.
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Eletimes
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Cutting-Edge Innovations in Flexible Electronics Transforming Next-Generation Devices
- The emergence of flexible electronics is revolutionizing traditional rigid circuitry by enabling stretchable, ultra-thin, and lightweight electronic devices.
- Rapid breakthroughs in nanomaterials, conductive polymers, and advanced fabrication techniques are accelerating the adoption of flexible electronics across multiple industries.
- Cutting-edge innovations include next-generation conductive polymers, hybrid nanocomposites, quantum dot-enhanced flexible materials, and liquid metal interconnects for stretchable electronics.
- Disruptive applications of flexible electronics include biocompatible electronic skins, foldable AMOLED displays, and self-powered IoT sensors.
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Eletimes
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Infineon CoolGaN power transistors enable SounDigital to reach higher fidelity in smaller amplifier systems
- SounDigital has integrated Infineon's CoolGaN transistors to enhance the performance of its audio amplifiers.
- Infineon's GaN technology improves energy efficiency by 5% and reduces energy loss by 60%.
- The use of GaN power semiconductors allows for a 40% reduction in system size without compromising performance.
- The CoolGaN transistors also reduce total harmonic distortion (THD) by 70%, resulting in a more precise and detailed sound experience.
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Knowridge
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This hologram tech could supercharge 3D printing efficiency
- Scientists have developed a new TVAM method that uses holograms to improve 3D printing efficiency.
- The traditional 3D printing technique builds objects layer by layer, while TVAM uses holography and laser light to solidify liquid resin into a shape.
- The new method reduces energy use and increases resolution by utilizing the phase of light waves in holography.
- The holographic TVAM technology has the potential for a wide range of uses and paves the way for faster and more efficient 3D printing systems.
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Medium
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A 12-Year-Old’s Journey into Arduino: My Smart Desk Project
- A 12-year-old student created a smart desk project to enhance productivity while studying.
- Using Arduino components from the Elegoo super starter kit, the desk features multiple functionalities.
- The smart desk includes a motion-activated LED light to indicate focus mode and a posture alert system.
- The young student learned coding, electronics, and problem-solving through the project and aims to add more features in the future.
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Brighter Side of News
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Scientists create nanotubes that point in one direction
- Tungsten disulfide nanotubes (WS2-NTs) have attracted researchers for their applications in various technologies due to their unique properties.
- WS2-NTs are consistently semiconducting, making them ideal for semiconductor and optoelectronic devices.
- One major challenge faced was achieving controlled alignment in nanotube arrays, crucial for optimizing performance.
- Randomly oriented nanotubes result in reduced carrier mobility and isotropic optical responses, diminishing their unique properties.
- A research team led by Professor Kazuhiro Yanagi at Tokyo Metropolitan University developed a method to synthesize aligned WS2-NTs.
- Utilizing a sapphire substrate with specific crystallographic orientation, aligned WS2-NTs were grown by controlling reaction temperature and gas flow.
- This novel method addresses randomly oriented nanotubes, enhancing their optical and electronic properties and simplifying integration into devices.
- The precise control of growth parameters allowed for aligned synthesis of WS2-NTs along a specific crystallographic direction.
- Aligned WS2-NTs have applications in electronic, optoelectronic devices, with improved carrier mobility and anisotropic properties.
- The achievement of synthesizing aligned WS2-NTs not only enhances device performance but also offers a scalable method for fabricating nanotube arrays.
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Eletimes
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Nuvoton Releases Mass Production Launch of New Industrial BM-ICs
- Nuvoton Technology Corporation Japan (NTCJ) has developed new industrial 17-cell BM-ICs “KA49701A” and “KA49702A” for 48V batteries. Mass production starts from April 2025.
- The new BM-ICs enhance the safety of battery systems and simplify safe system construction by incorporating fault diagnosis and fail-safe functions within the ICs.
- The KA49701A and KA49702A achieve industry-leading voltage measurement accuracy of +/-2.9mV, allowing maximum utilization of battery capacity. They also reduce current consumption during operation and shutdown, enabling long battery drive times and minimizing self-discharge.
- The new Nuvoton BM-ICs are suitable for various applications including energy storage systems, backup units for data centers, automated guided robots, electric bicycles, drones, and more.
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Eletimes
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Rohde & Schwarz successfully validates ML-enhanced channel-state information feedback with Qualcomm for 5G-Advanced
- Rohde & Schwarz and Qualcomm Technologies have achieved an industry milestone by demonstrating cross-vendor interoperability of ML-based CSI feedback enhancements for 5G-Advanced.
- The validation showcased a significant increase in throughput compared to conventional methods, confirming the feasibility of cross-vendor AI implementation in wireless communications.
- Rohde & Schwarz and Qualcomm achieved compatibility by employing separate training approaches for AI models and utilizing specified reference models.
- The successful interoperability proves the effectiveness of two-sided ML-based air interface enhancements and serves as a milestone for future standardization and integration of AI in wireless systems.
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Eletimes
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The BOXER-6647-MTH Harnesses Meteor Lake Power in Rugged Fanless Industrial PC Form
- Leading provider of industrial PC solutions AAEON has introduced the BOXER-6647-MTH, a fanless embedded computer powered by the Intel Core Ultra platform. It offers integrated AI capabilities, a rugged design, and quick access expansion for advanced robotics applications.
- The BOXER-6647-MTH features LAN ports with up to 2.5GbE speed, multiple USB and serial ports, and an 8-bit DIO, providing a strong foundation for installing cameras, sensors, and actuators. It also supports expansion options for Wi-Fi, 5G, and NVMe storage modules.
- The mechanical design includes external SATA and M.2 M-Key device trays for easy swapping and upgrading of storage devices. The fanless system has a sealed chassis and efficient heatsink for heat dissipation. It operates in a wide temperature range and is resistant to shock and vibration.
- The BOXER-6647-MTH supports multiple operating systems, including Windows 11 Pro, Windows 11 IoT Enterprise, and Linux Ubuntu 22.04.
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Eletimes
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Kyocera and Rohde & Schwarz join forces to demonstrate OTA characterization of mmWave PAAM at MWC 2025
- Kyocera has developed an innovative mmWave phased array antenna module (PAAM) for 5G FR2 infrastructure installations.
- Kyocera relies on CATR-based multi-reflector OTA testing technology from Rohde & Schwarz to ensure optimal beam steering and directivity.
- Kyocera and Rohde & Schwarz will showcase the characterization of mmWave PAAM design at MWC 2025 in Barcelona.
- The demonstration will utilize the R&S ATS1800M 5G NR multi-directional mmWave test chamber from Rohde & Schwarz.
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Knowridge
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Smartwatches can detect heart failure with 90% accuracy
- Researchers at Tampere University have developed a new method to detect congestive heart failure using heartbeat intervals.
- By analyzing patterns in these intervals over different time scales, they were able to identify complex heart disease-related characteristics that were previously difficult to detect.
- The method successfully detected congestive heart failure with 90% accuracy, making it a more affordable and accessible alternative to current diagnostic methods.
- This study suggests that smartwatches and heart rate monitors could revolutionize heart disease diagnosis and care in the near future.
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Pv-Magazine
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GivEnergy launches Gen 3 hybrid inverters for pairing with stackable storage
- GivEnergy has launched a new range of single-phase, high voltage hybrid inverters in the UK.
- The new inverters are available in 8 kW and 10 kW models and support up to 80 kWh of three-phase battery storage.
- The inverters offer increased output and scalability with stackable battery units.
- They include features like maximum DC input power of 12 kW, Wi-Fi and LAN communication, and come with a 12-year warranty.
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The Robot Report
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Stial Technologies unveils humanoid robot for polishing
- Toronto-based Stial Technologies Inc. has acquired STFcore, a 6D force sensor company, and introduced its first humanoid robot, Stial Steven, designed for polishing applications.
- Stial manufactures polishing robots using artificial intelligence and anthropomorphism, enabling autonomous learning of product details and polishing processes.
- The new system represents an advance in embodied intelligence, integrating industrial and humanoid robots for a higher level of autonomous adaptability.
- The Stial Steven robot, equipped with proprietary process database, 6D force sensors, and multimodal AI model, offers superior flexibility and adaptability for intricate and fine polishing tasks.
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Medium
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Book of ET-125 Principles of Electrica
- Current is the flow of electrons and can be measured by the amount of electrons passing through a material per second.
- The relation between charge (Q) and electric current (1) is given by 1/t0 = t1/t, where t0 and t1 are the total and transfer time, respectively.
- An electric potential, also known as potential difference or voltage, exists between two charged particles in a circuit, causing the flow of current from higher to lower potential.
- The symbol for potential difference is V and it is measured in volts.
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