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Yibo Dong et al. implement a compact and robust diffractive neural network chip with a virtually unlimited lifetime for optical inference. The chip demonstrates high accuracy and high stability even after high temperature aging, aiming at applications in extreme environments.
Aasish Boora and colleagues implement low-power on-chip radio frequency receiver for high data rate Internet of Things applications. Their device can be reconfigurable to adjust power consumption to the data rate aiming at energy-efficient operation.
Alexander Blömeke and colleagues investigate the conditions under which the balancing resistors in battery systems can be used for impedance measurements. This helps to improve state estimation and results in safer and more sustainable battery systems.
Sonnemann and colleagues use Bayesian inference to obtain seabed geoacoustic properties. Their method allows resolving up to 10 cm thin sediment layers over wide areas.
Md Nasful Huda Prince and colleagues propose a tissue imaging system with isotropic sub-micron resolution. The method intelligently delineates tissue borders and captures images faster and with enhanced signal quality.
Hichem Guerboukha and colleagues present a reliable high-data-rate THz communications system when the line of sight between the transmitter and receiver is blocked. They design the near-field wavefront to generate a curved trajectory.
Yongjian Tan and colleagues report a universally applicable real-time polarization compensation method for quantum communications. The approach has several advantages over current methods, including a minimum number of waveplates, faster speed, and wider applicability for various optical links.
Lea Kollmannsperger and colleagues report the fatigue behaviour of additively manufactured lattice structures under cyclic loading, relating fatigue-induced properties to process characteristics using acoustic emission. The results can help to predict damage during operation through non-destructive testing.
Julius Metzdorf and colleagues present a heatpipe system that combines solid-state electrocaloric material with condensation and evaporation of ethanol fluid. The results demonstrate an enhanced cooling power density, which is one order of magnitude higher than that of traditional ceramic electrocaloric systems.
Haughn and colleagues develop gust rejection controllers and overcome challenges of computationally expensive modeling and expansive distributed sensing networks. With only three pressure tap sensors, small fixed wing uncrewed aerial vehicles could extend into more complex urban environments.
Wang and colleagues design a flowmeter composed of a liquid crystal-filled nested capillary which demonstrates thermal stability and high sensitivity. The device measures air flow via its cooling effect resulting in a measurable spectrum shift in whispering gallery modes.
Mochou Yang and colleagues describe a a ghost imaging framework based on laser mode speckle pattern which improves imaging quality at low sampling rate. The feasibility of this method is demonstrated in a turbid water environment.
A research team from the High-Tech Industry Unit at TNO reports a method to identify satellites using retroreflecting tags with spectral signatures mounted on these satellites. The approach reduces the complexity of the observation system and does not require any power sources on board.
Mohammad Omid Bagheri and colleagues introduce a metasurface-enhanced millimetre-wave radar system designed for near-field biosensing. Their device adapts to the properties of the skin-device interface, providing heightened diagnostic precision in wearable healthcare monitoring applications.
X-ray computed tomography is a widely used technique for non-invasively visualizing the interior of the human body. A. Ben Yahuda and colleagues report a technique for incorporating scattered radiation data in Computed Tomography scans to improve image resolution and minimize radiation exposure for patients.
Stanley Cheung and co-authors introduce co-integrated III-V/Si memristors with fundamental photonic building blocks used in both communication and computing applications. This allows a path towards realizing low-loss, non-volatile optical elements with near-zero static power consumption.
Guillaume Dion and co-authors present the gait pattern recognition micro-electromechanical sensor. The effective coupling between sensing and computing capabilities allows in-sensor processing for robust, secure and low-power data analysis.
Thieben et al report a 3D human-scale magnetic particle imaging scanner, which allows for real-time 3D, multi-contrast imaging with compelling sensitivity and spatial resolution. The use of a medical tracer with appropriate dosages facilitates potential clinical usage.
Jiashuo Shi and colleagues build an integrated camera capable of tracking objects of interest. They use optical computing to arrange molecules in the liquid crystal mask for enhanced distinction between the object and background.
Real-time, low-cost, and wireless mechanical vibration monitoring is necessary for industrial, environmental, and biomedical applications. Here, Dajun Zhang and colleagues report a passive,ss metamaterial-based device which substantially improves the sensitivity of wireless vibration measurement methods when attached to vibrating surfaces.