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Tiers containing graphene-based sensors and molybdenum disulfide-based processors can be vertically stacked using a monolithic integration process, with an interconnect density of 62,500 per mm2.
Using an adhesive buffer layer and a high-resolution six-channel inkjet printing system, arrays of stretchable organic electrochemical transistors can be fabricated for application in wearable in-sensor computing platforms.
An acoustic sensor that is based on a network of magnetic nanoparticles suspended in a carrier fluid can be usedâtogether with a machine learning algorithmâto create a wearable voice recognition system with an accuracy of 99% in a noisy environment.
A high-κ dielectric ceramic, magnesium niobate, can be epitaxially grown on a mica substrate and then transferred to form the gate dielectric in molybdenum disulfide transistors, providing van der Waals interfaces and high robustness to temperature and voltage.
A semifloating molybdenum disulfide homojunction exhibits a photoelectric response with a tunable amplitude and relaxation time, which can be used for reconstructive spectroscopy with high resolution and a small device footprint.
A sensor that consists of a catechol-conjugated alginate hydrogel adhesive, a stretchable 16-channel electrode array and a viscoplastic self-healing polymeric substrate, and is coupled to a pulse-controlled transcranial focused ultrasound device, can be used for closed-loop transcranial ultrasound neurostimulation.
A wireless monitoring system that integrates an organic electrochemical transistor and a near-infrared inorganic micro-light-emitting diode on a thin parylene substrate can be used to monitor biomarkers such as glucose, lactate and pH.
A tactile oral pad made from a carbon nanotube and silicone composite that can be controlled by teeth and tongue movements can be used for typing, gaming and wheelchair navigation.
Metal gate electrodes with a high cohesive energyâplatinum and tungstenâcan be used to mitigate leakage currents and premature dielectric breakdown across chemical vapour deposition-grown multilayer hexagonal boron nitride, allowing the material to be used as a gate dielectric in two-dimensional-materials-based transistors.
An Ising machine that uses a coarse-grained compressed sparse row method to store sparse Ising graph adjacency matrices can be implemented with compute-in-memory hardware based on a resistive random-access memory array to efficiently solve combinatorial optimization problems.
A scalable integration process for ultrafast two-dimensional flash memory can be used to integrate 1,024 devices with a yield of over 98%. The channel length of the devices could also be scaled down to sub-10ânm.
An implantable complementary metalâoxideâsemiconductor (CMOS) optical probe, which is thin enough to be placed in the subdural space of the primate brain, can be used for imaging and optical stimulation in a mouse model, and can be used to decode reach movement speed in a non-human primate.
An antiferromagnetic diode effect was observed in a centrosymmetric crystal without directional charge separation. This effect could be used to create in-plane field-effect transistors and microwave-energy-harvesting devices.
A biodegradable electronic tent electrode array that can be inserted into the brain cortex using a syringe, where it then expands to 200 times its original size, can be used for electrocorticography monitoring.
Using materials that show quantum paraelectricity, a phenomenon in which ferroelectric order is suppressed at very low temperature, voltage-tunable capacitors can be created for use in sensitive read-out circuits to measure cryogenic quantum devices.
An analysis of the relationship between hardware platforms and fairness-aware neural network design shows how hardware advancements can affect the fairness of neural networks and highlights the need for future designs to consider this factor.
Free-standing metallic structures with high conductivities and aspect ratios can be 3D printed from Fieldâs metal using a direct ink writing method that avoids using external pressure to drive ink through the nozzle.
Sensitive spin rectifier devices can be used to create rectennas that harvest ambient radiofrequency signals between â62 and â20âdBm, and can be used to create on-chip co-planar-waveguide-based spin rectifier arrays with large zero-bias sensitivity and high efficiency.