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For first time, DNA tech offers both data storage and computing functions

Researchers have demonstrated DNA-based technologies that can store, retrieve, compute, erase, and rewrite data. The technology uses soft polymer materials with unique morphologies to create a structure with high surface area for depositing DNA, enabling the full range of operations found in traditional electronic devices.

SourceNorth Carolina State University·JournalNature Nanotechnology·TypeExperimental study·DateAug 22, 2024

Hidden Harmonies

Researchers discovered a novel energy transfer channel between magnons and phonons in an antiferromagnet under Fermi resonance, enabling future control of such systems for faster data storage. This breakthrough could lead to increased operational frequencies and enhanced efficiency of magnetic writing.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalNature Communications·TypeExperimental study·DateAug 7, 2024

New collaborative research generates lessons for more adaptive lake management

A new study by Utah State University explores the potential of collaborative modeling to improve reservoir operations and adapt to variable inflow and declining storage. The research involved 26 Colorado River Basin managers and experts who used Google Sheets during video calls to discuss consuming, banking, and trading water.

SourceUtah State University·JournalJournal of Water Resources Planning and Management·TypeObservational study·DateJul 30, 2024

Save your data on printable magnetic devices? New laser technique’s twist might make this reality

Researchers at Osaka Metropolitan University have developed a new laser-induced forward transfer technique using optical vortex to print magnetic ferrite nanoparticles with high precision. The resulting crystals exhibit helix-like twisted structures that can be controlled by changing the optical vortex's helicity.

SourceOsaka Metropolitan University·JournalAPL Materials·TypeExperimental study·DateJul 25, 2024

Metamaterials for the data highway

Scientists from HZDR, TU Chemnitz, TU Dresden, and Forschungszentrum Jülich have demonstrated the storage of entire bit sequences in cylindrical domains. The team's findings could lead to novel types of data storage and sensors, including magnetic variants of neural networks.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalAdvanced Electronic Materials·TypeExperimental study·DateJul 16, 2024

Fundamental spatial limits of all-optical magnetization switching

A team of researchers has determined a fundamental spatial limit for light-driven magnetization reversal in nanometer-scale materials. They found that the minimum size for all-optical switching is around 25 nm due to ultrafast lateral electron diffusion, which rapidly cools illuminated regions.

Researchers achieve practical 3D tracking at record-breaking speeds

Researchers have developed a new 3D method for fast-moving object tracking at unprecedented speeds, with potential applications in autonomous driving, industrial inspection and security surveillance. The approach uses single-pixel imaging to calculate the object's position in real-time, reducing data storage and computational costs.

SourceOptica·JournalOptics Letters·DateJun 20, 2024

Navigating the future of secure and efficient intelligent transportation systems using AI and blockchain

Researchers investigate traditional encryption limitations in practical communication scenarios, exploring the effectiveness of Deep Reinforcement Learning (DRL) and Blockchain technology in autonomous vehicles. DRL and Blockchain integration improves performance, lowers training costs, and creates secure, globally accessible transport...

SourceBentham Science Publishers·JournalThe Open Transportation Journal·DateMay 22, 2024

Turning up the heat on data storage

Scientists from Penn created a non-volatile memory device using ferroelectric aluminum scandium nitride (AlScN) to retain data at high temperatures. The device's stability and fast switching properties enable efficient computation in harsh conditions, including space exploration and deep-earth drilling.

SourceUniversity of Pennsylvania·JournalNature Electronics·TypeExperimental study·DateApr 29, 2024

Holographic message encoded in simple plastic

Researchers at TU Wien have demonstrated the possibility of encoding valuable data, such as Bitcoin wallet addresses, in ordinary plastic using 3D printing and terahertz radiation. By adjusting the thickness of the plastic plate to alter the terahertz wave, a holographic image is created that stores the desired code.

SourceVienna University of Technology·JournalScientific Reports·TypeExperimental study·DateMar 18, 2024

Mass-producible miniature quantum memory

Scientists at the University of Basel developed a miniaturized quantum memory that can store photons in tiny glass cells. The innovation enables the mass production of quantum memories, paving the way for future quantum networks and secure communication.

SourceUniversity of Basel·JournalPhysical Review Letters·TypeExperimental study·DateJan 17, 2024

Data storage of tomorrow

Researchers have developed a novel supramolecular memristor based on bistable [2]catenanes, which can achieve high-density storage and non-volatile memory capabilities. The memristors demonstrated at least 1000 erase-read-write cycles and switching times comparable to commercial inorganic memristors.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateSep 28, 2023

Novel lateral data storage: Two-dimensional ferroelectric semiconductor memory with a bottom contact 100 nm channel using in-plane polarization

Researchers at Tokyo Institute of Technology have developed a novel ferroelectric semiconductor memory device with a 100 nm channel length, enabling high-density storage and seamless integration with existing semiconductor technologies. The device exhibits typical resistive switching, high on/off ratio, large memory window, and good re...

SourceTokyo Institute of Technology·JournalAdvanced Science·TypeExperimental study·DateAug 16, 2023

Orbital angular momentum boosts multiplexed holography

Researchers have implemented Orbital Angular Momentum (OAM) as an independent information carrier for optical holography, leading to OAM multiplexed holography. The new design approach, MHC-OAM, uses spatial light modulators to achieve multiramp helical conical beams with different parameters serving as information encryption or decryp...

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateJul 5, 2023

New study reveals global reservoirs are becoming emptier

A new study using satellite data from over 7,000 global reservoirs found that total storage capacity has increased, but the filling rate is lower than anticipated. The analysis suggests that addressing future water demands cannot rely solely on constructing new reservoirs, highlighting the need for novel management strategies.

SourceTexas A&M University·JournalNature Communications·DateJun 23, 2023

Fractons as information storage: Not yet quite tangible, but close

Researchers have modeled fractons, stationary quasiparticles, and found they are not visible even at absolute zero temperature due to quantum fluctuations. The team plans to develop a model to regulate these fluctuations, paving the way for experimental materials that could exhibit fractons.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateMay 26, 2023

Sleep phase can reduce anxiety in people with PTSD

Researchers discovered that sleep spindles can alleviate anxiety in people with post-traumatic stress disorder (PTSD), contradicting recent findings. The study found that spindle rate frequency was higher during a stressful visit than a control visit, suggesting non-invasive ways to harness the benefits of this sleep stage for symptom ...

SourceUniversity of California - San Francisco·JournalBiological Psychiatry Cognitive Neuroscience and Neuroimaging·DateMay 3, 2023

Scientists integrate two-dimensional materials into silicon microchips for advanced data storage and computation

Researchers at King Abdullah University of Science & Technology (KAUST) successfully integrated two-dimensional materials on silicon microchips, achieving high integration density, electronic performance, and yield. The resulting hybrid devices exhibit special electronic properties that enable low-power consumption artificial neural ne...

Storing information with spins: Creating new structured spin states with spatially structured polarized light

Scientists at Tokyo University of Science generate vector vortex light beams and imprint their structure on electron spins in a semiconductor solid, creating helical spatial structures. This breakthrough enables higher information storage capacity by exploiting effective magnetic fields alongside structured light beams.

SourceTokyo University of Science·JournalPhysical Review Letters·TypeExperimental study·DateMar 27, 2023

Brain cells inspire new computer components

Researchers developed memristors based on halogenated perovskite nanocrystals for more powerful and energy-efficient computing. Inspired by the human brain's synapses, these components combine data storage and processing, reducing energy consumption.

SourcePolitecnico di Milano·JournalScience Advances·TypeExperimental study·DateMar 14, 2023

Study offers details on using electric fields to tune thermal properties of ferroelectric materials

Scientists from NC State University have discovered a way to manipulate the flow of heat through ferroelectric materials by applying different electric fields. The study, published in Advanced Materials, found that varying electric field strengths, types (AC/DC), time, and frequency can alter the thermal properties of these materials.

SourceNorth Carolina State University·JournalAdvanced Materials·TypeExperimental study·DateFeb 22, 2023

HETDEX reveals galaxy gold mine in first large survey

Astronomers have cataloged over 51,863 Lyman-alpha-emitting galaxies, 123,891 star-forming galaxies, and 4,976 active galactic nuclei using HETDEX's spectroscopic data. The survey is a non-targeted, moon-sized survey that collects spectra from 35,000 fiber optic cables, providing a unique dataset for future galaxy mapping.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalThe Astrophysical Journal·TypeExperimental study·DateFeb 9, 2023