➀ This study explores the development of chitosan-silanized hexagonal boron nitride (hBN) nanocomposite films;
➁ It focuses on their structural, mechanical, and barrier properties;
➂ The research aims to enhance the performance of biodegradable polymer films, overcoming limitations of chitosan.
➀ MinebeaMitsumi has announced a tender offer to acquire thermistor specialist Shibaura Electronics to save it from a hostile takeover bid from Taiwan's Yageo Corp.;
➁ Shibaura Electronics, with a 13.5% world market share in thermistors, is a key player in vehicles, wind turbines, and industrial robots;
➂ Yageo Corp. plans to make a takeover bid on May 7th, offering $29 per share, but MinebeaMitsumi is offering $31 per share, totaling $485 million for the company.
➀ Ed在日记中透露，关税问题让他感到自豪，他预见到这将是Liz Truss故事的翻版，并相应地应对。
➁ 到周二晚上，关税已使全球股市价值蒸发10万亿美元，而到周四早上，股市又上涨了6万亿美元。
➂ 所有金融人士都说，当政府债券开始抛售时，总统将改变方向，就像Liz在她预算后大量出售金边债券时那样。
➀ A GeForce RTX 5070 graphics card from Gainward has dropped below MSRP at a UK reseller, now retailing for £518.99 ($677).
➁ This sudden price drop could be part of a flash sale and may not be indicative of the entire market.
➂ RTX 5070 models in the UK have generally stayed at their launch MSRP, with Nvidia officially releasing the RTX 5070 at £539 in the UK, later dropping it to £529.
At NVIDIA GTC 2025, we got to tour Pegatron's booth, where we saw the Pegatron NVIDIA GB300 NVL72 rack and other GPU systems. The GB300 NVL72 racks are liquid cooled with a busbar for power in the rear. The sleds have four Blackwell modules along with two NVIDIA Grace CPUs and are liquid cooled.
The article also mentions that Pegatron is integrating Delta power supply shelves into their racks and that the NVIDIA GB300 NVL72 is neat, with several other GPU systems on display.
➀ Customers have found significant discounts on RTX 50 series GPUs at Walmart's returns aisle, despite a declared shortage by Nvidia and inflated prices.
➁ A Reddit user shared a purchase of a PNY RTX 5080 for $895.99, which is $384 less than the MSRP of $1,279.99.
➂ Another user found a sealed PNY RTX 5070 for $515, below the MSRP of $549.
➀ Hamamatsu Photonics Europe has launched NZConnectMD Scan, an image acquisition platform for digital pathology workflows.
➁ The software allows for centralized control of multiple NanoZoomer MD Series scanners.
➂ Key features include barcode-based slide tracking, workflow balancing, and space optimization.
➀ The article discusses the possibility of running the 94GB NVIDIA H100 NVL PCIe card as a single GPU without the NVLink bridge;
➁ The test was conducted and the card was found to work as expected;
➂ The implications for the H100 NVL in the secondary market and its potential use in servers are discussed.
➀ PC enthusiasts have flashed the base RX 9070 with the XT's vBIOS, achieving a 15-20% performance boost.
➁ The mod allows the RX 9070 to approach or exceed the performance of the RX 9070 XT.
➂ Risks include voiding warranties and the potential for bricking the GPU.
➀ AMD processors have helped achieve a new world record in a recent Ansys Fluent computational fluid dynamics (CFD) simulation on the Frontier supercomputer.
➁ The simulation, which tested Baker Hughes' next-generation gas turbines, was completed in 1.5 hours using 1,024 AMD Instinct MI250X accelerators and AMD EPYC CPUs.
➂ This marks a 25x speed increase compared to the previous 38.5-hour completion time on 3,700 CPU cores.
➀ U.S. President Donald Trump has signed an executive order to create the United States Investment Accelerator Office;
➁ The office aims to negotiate better deals for taxpayers;
➂ There are concerns about the impact on existing contracts and awards.
➀ The MLPerf Inference v5.0 results have been released, showing that NVIDIA Hopper systems dominate the rankings;
➁ Intel and AMD also have their own submissions, focusing on different market segments;
➂ The article discusses the performance of various systems and the focus on Deepseek-R1 671B inference performance.
➀ German tech retailer Alternate explains the listing of an RTX 5090 with missing ROPs as a system error.
➁ The GPU was part of a customer return and was never intended for sale.
➂ Nvidia had previously issued a clarification on the impact of the manufacturing defect, affecting only 0.5% of RTX 5090s and RTX 5070 Tis.
➀ Nvidia RTX 40-series GPU owners are facing system stability issues with blue screen crashes and game-breaking bugs.
➁ Game developers are warning users against installing the latest 572.xx GeForce drivers due to performance and stability issues.
➂ Users are recommended to roll back to the older 566.36 driver from December 2024 for stability.
➀ NVIDIA has a new midplane design for the Rubin NVL576 generation;
➁ The design allows for higher compute density and removes the cable cartridge;
➂ The midplane is large and optimized for liquid cooling, enabling higher density without airflow considerations.
➀ The teardown of a blower-style RTX 4090 48GB reveals a dual-sided memory configuration similar to the RTX 3090.
➁ The GPU is linked to Chinese mini-PC/GPU manufacturer Peladin, with a well-designed PCB and robust VRMs.
➂ The RTX 4090 features GDDR6X memory, faster but hotter than GDDR6.
➀ A student at the University of Applied Sciences in Hagen, Melanie Welp, has developed a contactless timing system for Paralympic swimming to prevent injury from head impacts.
➁ The prototype uses an ultrasonic sensor to measure the time at six meters and 50 centimeters before the edge of the pool.
➂ The system has been tested and shown to be possible without causing injury to swimmers.
➀ Jensen Huang of Nvidia expects a 20% performance boost from GAA-based technologies;
➁ Huang emphasizes the importance of software innovations over process node changes;
➂ Nvidia's next-generation GPUs for AI, codenamed Rubin, are expected to use TSMC's 3nm-class fabrication process.
➀ A trawler caught 7 1/2 times as much fish as with conventional driftnet methods using new electronic fish-finding equipment developed by Kelvin and Hughes (Marine) limited;
➁ The story dates back to 65 years ago, when CERES (Combined Echo Ranging Echo Sounding) equipment was introduced;
➂ CERES combined echo-ranging and echo-sounding to improve fishing efficiency.
