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Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Magnetic control of lithium enables a safe, explosion-free ‘dream battery’

A new hybrid anode technology has been developed that delivers higher energy storage while reducing thermal runaway and explosion risks. The 'magneto-conversion' strategy applies an external magnetic field to ferromagnetic manganese ferrite conversion-type anodes, promoting uniform lithium ion transport and preventing dendrite formation.

A control breakthrough for hybrid magnetic bearing: improved cascaded reduced-order active disturbance rejection controller enhances rotor levitation stability

A new control strategy for hybrid magnetic bearing systems is proposed, employing an improved cascaded reduced-order linear active disturbance rejection controller. The strategy significantly enhances rotor suspension stability by employing feedforward compensation, reducing displacement fluctuations and improving system robustness. Ex...

Artificial photosynthesis can produce food without sunshine

Scientists have developed artificial photosynthesis to produce food in the dark, bypassing sunlight's need. This technology converts CO2, electricity, and water into acetate, a key component of vinegar, boosting food production's conversion efficiency up to 18 times.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Polariton parametric oscillator in perovskite microcavity

Researchers have developed a room-temperature perovskite polariton parametric oscillator, enabling scalable and low-threshold nonlinear devices. This breakthrough offers possibilities for the development of cost-effective and integrated polaritonic devices.

Apples to apples: How similarity theory could boost fuel cell research

A comprehensive review of similarity theory in PEMFC research reveals its potential to accelerate progress. The study highlights the benefits of using dimensionless analysis to compare results and reduce testing efforts. However, challenges remain in developing integrated performance criteria.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Energy-efficient design for mmWave-enabled NOMA-UAV networks

The researchers propose a hybrid precoding architecture to reduce hardware cost and energy consumption in mmWave-enabled NOMA-UAV networks. They optimize UAV placement, user clustering, and power allocation to achieve a good balance between system complexity and performance.

Energy-efficient design for mmWave-enabled NOMA-UAV networks

Researchers designed an energy-efficient transmission scheme for mmWave-enabled NOMA-UAV networks by optimizing UAV placement, hybrid precoding and power allocation. The proposed design achieved better performance in user fairness, spectrum efficiency and energy efficiency compared to other schemes without UAV placement optimization.

National labs leading charge on building better batteries

Researchers at Oak Ridge National Laboratory and Lawrence Berkeley National Laboratory have made significant improvements to lithium battery anodes, leading to faster charging times and increased capacity. The new designs could enable the widespread adoption of electric vehicles and renewable energy systems.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Revolutionary green technology bus has DOE roots

A new urban transit bus features a high-strength stainless steel body and chassis, reducing weight and improving fuel efficiency. The bus is powered primarily by stored electrical energy, driving fuel economy gains.