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PNNL Uses Artificial Intelligence to Accelerate the Development and Testing of Radiation-Hardened Chips

Recently, a team at the U.S. Pacific Northwest National Laboratory (PNNL) successfully deployed an artificial intelligence agent system in the testing and development of radiation-hardened microchips, significantly shortening the evaluation cycle for electronic components used in extreme high-radiation environments such as satellites and nuclear reactors. It is reported that galactic cosmic rays, heavy ions, and high-energy electrons pose serious threats to microchips, while adding physical shielding significantly increases equipment weight and operating costs. Relying on ion beam experimental data from the University of Tennessee, the PNNL team, through its built-in hierarchical AI agent system SciLink...

2026-10-28

US NuCube Advances NuSun Microreactor Testing and Autonomous Operation Layout

Recently, US nuclear energy startup NuCube Energy launched high-temperature hardware testing of the NuSun microreactor at the Utah Energy Laboratory in the United States, marking new progress in the commercial deployment of its solid-state fission microreactor. NuCube, in collaboration with Brigham Young University (BYU), is using a dedicated induction furnace to simulate ultra-high-temperature thermal environments, focusing on verifying core thermal environments up to 1,100°C, energy conversion performance, and integrated industrial heat supply applications. It is understood that NuSun adopts tri-structural isotropic (TRISO) particle fuel and supercritical carbon dioxide Brayton cycle technology, capable of covering more than 90% of the industrial process heat market, and plans to launch...

2026-10-20

China's Highest-Latitude High-Speed Railway, the Harbin-Yichun High-Speed Railway, Puts "Robot Doctor" into Service, Boosting Hollow Axle Flaw Detection Efficiency by 30%

China's highest-latitude high-speed railway, the Harbin-Yichun High-Speed Railway, has officially opened for operation. Faced with the dual challenges of opening a new line under extreme cold climate conditions and the high-intensity operation of EMUs, flaw detection of hollow axles—key load-bearing components of the car body—has become a core link in ensuring the safe and smooth operation of trains. Previously, flaw detection operations for EMU hollow axles mainly relied on manual operation, which not only imposed high labor intensity on maintenance personnel but also placed extremely high demands on detection accuracy and standardization. In response to the technical requirements under severe cold environments and the efficiency pain points of traditional manual maintenance, the Harbin EMU Depot of China Railway Harbin Group Co., Ltd., together with a scientific research team, successfully developed an intelligent mobile hollow axle ultrasonic flaw detector, which has already been put into trial use in EMU trial operations and routine maintenance.

2026-10-12

US MARVEL Microreactor Approved for Criticality Testing, Testing Expected to Begin by End of 2026

The U.S. Department of Energy (DOE) Idaho Operations Office has formally approved the final safety analysis report for the MARVEL microreactor at Idaho National Laboratory (INL). This key regulatory approval authorizes the reactor to proceed with configuration preparations for dry criticality testing, marking a breakthrough for the project following the approval of the preliminary safety analysis report in March of this year. The MARVEL (Microreactor Applications Research Validation and Evaluation) project is a sodium-potassium alloy-cooled microreactor test platform with a design thermal power of 85 to 100 kilowatts and a net electrical power of approximately 20 kilowatts. The facility is designed to help private companies such as Amazon Web Services (AWS) and GE Vernova test micro...

2026-10-10

US-based NuCube Launches High-Temperature Testing of 250 kW Pump-Free Microreactor in Utah

Advanced nuclear developer NuCube Energy is conducting a new round of non-nuclear testing in Utah, USA, on its factory-assembled microreactor technology. The company is collaborating with researchers from Brigham Young University to advance the project at the San Rafael Energy Research Laboratory. The partners are using electric heating technology to precisely simulate the operating conditions inside their planned NuSun micro fission system. The core focus of this round of testing is to verify whether small modular nuclear energy can provide clean, decarbonized energy support for high-energy-consumption manufacturing operations. Conventional commercial nuclear power plants typically rely on mechanical pumps and large pools to manage core temperature. Once mechanical components fail or...

2026-10-10

"Linglong One" Global First-of-a-Kind Unit Enters Hot Functional Testing Sprint Toward Fuel Loading: Hainan Nuclear Power Details Fully Passive Safety and Multi-Layer Defense Logic

At the Hainan Changjiang Nuclear Power Base, the highly anticipated Linglong One multi-purpose modular small pressurized water reactor global first-of-a-kind demonstration project is in the hot functional testing phase, making an all-out sprint toward the goals of first core nuclear fuel loading and grid-connected power generation within the year. As the world's first onshore commercial modular small reactor to pass the International Atomic Energy Agency's generic safety review, its safety margins and engineering design logic have drawn widespread industry attention. Currently, the civil engineering works of the Linglong One unit have been fully completed, and the installation and commissioning of core main equipment are essentially ready. Following the completion of cold functional testing in October 2025, the ongoing hot functional testing is raising the primary loop system temperature and pressure to near actual rated operating conditions...

2026-10-02

Deployable Energy 1MW Microreactor UNB Achieves Initial Criticality: Scheduled to Enter INL DOME Test Bed in 2027 for Full-Power Testing

Houston-based nuclear energy startup Deployable Energy recently announced that its independently developed Microreactor, the Unity Nuclear Battery (UNB), has successfully completed its Initial Criticality Test. According to the established deployment plan, the system will officially arrive at the Demonstration and Operation of Microreactor Experiments (DOME), the dedicated microreactor test bed at Idaho National Laboratory (INL), in 2027 to conduct full-power comprehensive performance testing. Although branded as a Nuclear...

2026-10-02

Rosatom has developed the first batch of nuclear fuel assemblies for the MBIR multi-purpose fast reactor, successfully passing factory acceptance testing

At the site of the Fuel Technology Division of the State Scientific Center — Research Institute of Atomic Reactors (NIIAR, Dimitrovgrad), under the Scientific Division of Rosatom, the first batch of 3 pilot nuclear fuel assemblies (Fuel assemblies / ТВС) for the multi-purpose sodium-cooled fast neutron research reactor (MBIR) successfully completed comprehensive factory acceptance tests. The professional acceptance committee conducted a thorough review of the maturity and completeness of the fuel production process line for this batch as well as all technical performance parameters of the trial-manufactured assemblies, and completed high-precision geometric dimension and quality re-verification measurements item by item. This acceptance review brought together the expertise of multiple core research and manufacturing institutions in the Russian nuclear industry, including the Dollezhal Research and Development Institute of Power Engineering (NIKIET), the Institute of Physics and Power Engineering (IPPE), and the Machine-Building Plant Joint Stock Company (MSZ, Elemash).

2026-09-27

Weilan Stellar Completes China's First Stellarator Magnet Cryogenic Comprehensive Test Platform in Three Months, First Round of Magnet Testing Launched

Weilan Stellar recently completed the construction of China's first stellarator magnet cryogenic comprehensive test platform, and the first round of magnet testing has been launched. Qiu Lilong, a review expert for the cryogenic system, stated that from independent design and system integration to domestically sourced supporting equipment, Weilan Stellar took only three and a half months to integrate vacuum, cryogenics, power supply, measurement, and protection into a comprehensive test platform. The test platform fully demonstrates the team's outstanding capabilities in scientific research, engineering, and project management. As the foundation for stable operation of a stellarator, the cryogenic system's vacuum level, sealing performance, and cooling capacity are all crucial. Unlike conventional paced R&D models, Weilan Stellar has always adhered to a pragmatic,...

2026-09-23

Nuclear energy startup Hylenr completes Phase 1 testing of lattice confinement fusion reactor validation study

Hylenr Inc., a nuclear energy startup based in Michigan, USA, recently completed Phase 1 testing of an independent validation study of its Lattice Confinement Fusion (LCF) reactor at Texas A&M University. Experimental results showed anomalous signals in areas including heat, gas, and materials, and Hylenr stated that the data indicate the technology warrants further in-depth investigation. Basic test information: In a strictly controlled laboratory environment, researchers conducted tests on Hylenr's BRT-NiUCS-2 reactor and multiple hydrogen-absorbing nickel-palladium catalyst samples, focusing on monitoring post-test heat, radiation, residual gases, and...

2026-09-22

American Society of Nuclear Cardiology Releases New 2026 Guidelines for Stress Testing in SPECT and PET Myocardial Perfusion Imaging

The American Society of Nuclear Cardiology (ASNC) has recently developed and released the "2026 ASNC Guidelines for Stress Testing in SPECT and PET Myocardial Perfusion Imaging." The guidelines have been published online in the Journal of Nuclear Cardiology and will replace the 2016 version to reflect changes in the field of nuclear cardiology over the past decade in terms of technology application, examination workflows, and clinical assessment. The new guidelines focus on stress testing in single-photon emission computed tomography (SPECT) and positron emission tomography (PET) myocardial perfusion imaging, updating recommendations on patient preparation, selection of stress testing modalities, safety management, protocols for different imaging modalities, image interpretation, and report writing. The guideline chair and lead...

2026-09-10

Lightbridge Approved to Conduct Advanced Nuclear Fuel Irradiation Testing at Idaho National Laboratory

On September 9, Lightbridge Corporation (Lightbridge, Nasdaq: LTBR), a developer of advanced nuclear fuel technology, announced that it has completed the signing of Project Task Statement No. 2 (PTS No. 2) under the Cooperative Research and Development Agreement (CRADA) with Battelle Energy Alliance, LLC (BEA), the operating contractor of Idaho National Laboratory (INL). Under this task statement, Lightbridge will gain access to the loop test facility of the Advanced Test Reactor (ATR) at Idaho National Laboratory to conduct irradiation testing of Lightbridge Fuel™ cladded fuel rods. The loop...

2026-09-10

UK Tokamak Energy completes testing of Demo4 fusion high-temperature superconducting magnet system

On September 9, 2026, Tokamak Energy of the UK announced the completion of a 14-month testing campaign for its Demo4 fusion magnet system, validating the company's capabilities in the design, manufacture, integration, and operation of complete high-temperature superconducting (HTS) magnet systems. The technical experience gained from Demo4 testing is now being applied to the collaboration between Tokamak Energy and UK Fusion Energy (UKFE), supporting the development of HTS magnet systems for the Spherical Tokamak for Energy Production (STEP) fusion program. The results also target HTS commercial applications beyond fusion, and...

2026-09-09

Shanghai Jiao Tong University and Sichuan Provincial Cultural Relics and Archaeology Research Institute to Jointly Build Neutron Cultural Heritage Protection Laboratory

On September 2, Shanghai Jiao Tong University and the Sichuan Provincial Cultural Relics and Archaeology Research Institute signed a strategic cooperation agreement to jointly advance the construction of the Neutron Cultural Heritage Protection Laboratory, promoting the deep integration of modern technology and cultural heritage conservation. Yang Zhenbin, Party Secretary of Shanghai Jiao Tong University, and Pu Xin, Deputy Director of the Sichuan Provincial Cultural Heritage Administration, delivered speeches respectively and jointly witnessed the signing. The collaboration focuses on the scientific research, conservation, and transmission of significant cultural heritage sites including Sanxingdui. The Sanxingdui site is a vital component of the Chinese Civilization Exploration Project. With the continuous advancement of archaeological excavations in recent years, a large number of precious artifacts have been unearthed, with increasingly complex structures and materials. How to accurately obtain their internal structure, material composition, manufacturing techniques, and preservation status without damaging the artifacts themselves has become a critical issue in cultural heritage conservation and archaeological research...

2026-09-08

US Kairos Completes First Phase Testing of ETU 3 Reactor Model

Kairos Power announced on September 7 that its Engineering Test Unit 3 (ETU 3) has completed the first phase of testing. The testing, centered on the Hermes 2 reactor cavity model, validated the precast concrete shielding design as well as remote operation and maintenance capabilities, providing support for the design of the Hermes 2 demonstration plant and subsequent commercial units. Reactor cavity model (Image: Kairos Power) ETU 3, located in Oak Ridge, Tennessee, is part of Kairos Power's iterative development program for its fluoride salt-cooled high-temperature reactor (KP-FHR) technology. The unit is a scaled, non-nuclear mockup cavity consisting of a reactor pressure vessel and precast concrete shielding structures.

2026-09-08