Technology

Technology News -- ScienceDaily Technology news. Read articles on new gadgets and prototypes for future technology from leading research institutes around the world.

  • Virtual reality goes magnetic
    on January 20, 2018 at 12:04 am

    The success of Pokémon GO made many people familiar with the concept of 'augmented reality': computer-generated perception blends into the real and virtual worlds. So far, these apps largely used optical methods for motion detection. Physicists have now developed an ultrathin electronic magnetic sensor that can be worn on skin. Just by interacting with magnetic fields, the device enables a touchless manipulation of virtual and physical objects. […]

  • 'Programmable droplets' could enable high-volume biology experiments
    on January 20, 2018 at 12:03 am

    Researchers have developed hardware that uses electric fields to move droplets of chemical or biological solutions around a surface, mixing them in ways that could be used to test thousands of reactions in parallel. […]

  • Thanks for the memory: Taking a deep look at memristors
    on January 19, 2018 at 7:12 pm

    Scientists have now unveiled the long-mysterious inner workings of these semiconductor elements, which can act like the short-term memory of nerve cells. […]

  • New input for quantum simulations
    on January 18, 2018 at 7:29 pm

    Researchers have devised new methods to create interesting input states for quantum computations and simulations. The new methods can be used to simulate certain electronic systems to arbitrarily high accuracy. […]

  • Semiconductor breakthrough may be game-changer for organic solar cells
    on January 17, 2018 at 6:11 pm

    In an advance that could push cheap, ubiquitous solar power closer to reality, researchers have found a way to coax electrons to travel much further than was previously thought possible in the materials often used for organic solar cells and other organic semiconductors. […]

  • Ultra-thin memory storage device paves way for more powerful computing
    on January 17, 2018 at 4:49 pm

    A team of electrical engineers has developed the thinnest memory storage device with dense memory capacity, paving the way for faster, smaller and smarter computer chips for everything from consumer electronics to big data to brain-inspired computing. […]

  • Building molecular wires, one atom at a time
    on January 17, 2018 at 2:23 pm

    Researchers have found a simple way to construct and deconstruct molecular metal chains, atom-by-atom. […]

  • Biodegradable sensor could help doctors monitor serious health conditions
    on January 17, 2018 at 3:24 am

    Engineers have created a biodegradable pressure sensor that could help doctors monitor chronic lung disease, swelling of the brain, and other medical conditions before dissolving harmlessly in a patient's body. […]

  • An eNose is able to sniff out bacteria that cause soft tissue infections
    on January 16, 2018 at 5:37 pm

    A recent study has concluded that an electronic nose (eNose) can be used to identify the most common bacteria causing soft tissue infections. […]

  • Mysteries of a promising spintronic material revealed
    on January 16, 2018 at 4:11 pm

    Researchers have used an unconventional approach to determine the strength of the electron spin interactions with the optical phonons in antiferromagnetic nickel oxide (NiO) crystals. […]

  • An efficient approach of conjugated tetraenes from butadiene and alkynes
    on January 15, 2018 at 2:42 pm

    Conjugated tetraenes are important key substructures in electronic materials, natural products and pharmaceutical molecules. However, they are difficult to synthesize. Now, researchers in Japan have achieved a new synthetic route of conjugated tetraenes from inexpensive and easily available 1,3-butadiene and substituted acetylenes by a one-pot approach under mild conditions. […]

  • Nanostructure boosts stability of organic thin-film transistors
    on January 12, 2018 at 8:12 pm

    A nanostructured gate dielectric may have addressed the most significant obstacle to expanding the use of organic semiconductors for thin-film transistors. The structure, composed of a fluoropolymer layer followed by a nanolaminate made from two metal oxide materials, serves as gate dielectric and protects the organic semiconductor - which had previously been vulnerable to damage from the ambient environment. […]

  • Quantum leap: Computational approach launches new paradigm in electronic structure theory
    on January 12, 2018 at 6:29 pm

    A group of researchers specializing in quantum calculations has proposed a radically new computational approach to solving the complex many-particle Schrödinger equation, which holds the key to explaining the motion of electrons in atoms and molecules. […]

  • Novel real-time undersea wireless communications and surveillance technology
    on January 11, 2018 at 9:31 pm

    Researchers will design, deploy and evaluate a first-of-its-kind software-defined testbed for real-time undersea wireless communications (data, voice, and video streaming) and surveillance. […]

  • Breaking bad metals with neutrons
    on January 11, 2018 at 7:16 pm

    By combining the latest developments in neutron scattering and theory, researchers are close to predicting phenomena like superconductivity and magnetism in strongly correlated electron systems. It is likely that the next advances in superconductivity and magnetism will come from such systems, but they might also be used in completely new ways such as quantum computing. […]

  • A major step forward in organic electronics
    on January 11, 2018 at 4:53 pm

    Researchers have developed the world's first complementary electrochemical logic circuits that can function stably for long periods in water. This is a highly significant breakthrough in the development of bioelectronics. […]

  • New oxide and semiconductor combination builds new device potential
    on January 10, 2018 at 4:29 pm

    Researchers have now grown a 2DEG system on gallium arsenide, a semiconductor that's efficient in absorbing and emitting light. This development is promising for new electronic devices that interact with light, such as new kinds of transistors, superconducting switches and gas sensors. […]

  • Robotic weeders: To a farm near you?
    on January 10, 2018 at 1:01 pm

    The future of weeding is here, and it comes in the form of a robot. Specialty crops such as lettuce, broccoli, tomatoes, and onions may be the first to benefit. […]

  • World's smallest wearable device measures UV exposure
    on January 9, 2018 at 5:53 pm

    Researchers have developed the smallest wearable device in the world. The wafer-thin, feather-light sensor can fit on a fingernail and precisely measures a person's exposure to UV light from the sun. […]

  • Engineers make wearable sensors for plants, enabling measurements of water use in crops
    on January 4, 2018 at 12:46 am

    Scientists are developing graphene-based, sensors-on-tape that can be attached to plants and can provide data to researchers and farmers about water use in crops. The technology could have many other applications, including sensors for biomedical diagnostics, for checking the structural integrity of buildings, for monitoring the environment and, with modifications, for testing crops for diseases or pesticides. […]

  • Physicists build muscle for shape-changing, cell-sized robots
    on January 3, 2018 at 9:01 pm

    Robotics experts have made a robot exoskeleton that can rapidly change its shape upon sensing chemical or thermal changes in its environment. And, they claim, these microscale machines -- equipped with electronic, photonic and chemical payloads -- could become a powerful platform for robotics at the size scale of biological microorganisms. […]

  • Carbon nanotubes devices may have a limit to how 'nano' they can be
    on January 3, 2018 at 3:11 pm

    Carbon nanotubes bound for electronics not only need to be as clean as possible to maximize their utility in next-generation nanoscale devices, but contact effects may limit how small a nano device can be, according to researchers. […]

  • 'Quantum radio' may aid communications and mapping indoors, underground and underwater
    on January 2, 2018 at 8:32 pm

    Researchers have demonstrated that quantum physics might enable communications and mapping in locations where GPS and ordinary cellphones and radios don't work reliably or even at all, such as indoors, in urban canyons, underwater and underground. […]

  • Silver nanoparticles take spectroscopy to new dimension
    on January 2, 2018 at 4:42 pm

    As medicine and pharmacology investigate nanoscale processes, it has become increasingly important to identify and characterize different molecules. Raman spectroscopy, which leverages the scattering of laser light to identify molecules, has a limited capacity to detect molecules in diluted samples because of low signal yield, but researchers in India have improved molecular detection at low concentration levels by arranging silver nanoparticles on silicon nanowires. […]

  • Electronic nose developed to sniff out colon diseases
    on December 27, 2017 at 8:04 pm

    In much the same way as dogs can be trained to detect some diseases through their keen sense of smell, technology can help create electronic devices capable of performing this same task. This is precisely what a team of researchers have achieved, developing a prototype of an electronic nose that can distinguish between patients with Crohn’s disease and ulcerative colitis. […]

  • Project will provide reaction kinetics data for synthesis of metallic nanocrystals
    on December 27, 2017 at 3:00 pm

    Researchers have published the first part of what they expect to be a database showing the kinetics involved in producing colloidal metal nanocrystals -- which are suitable for catalytic, biomedical, photonic and electronic applications -- through an autocatalytic mechanism. […]

  • Nanowire device to detect cancer with a urine test
    on December 26, 2017 at 6:46 pm

    Researchers have developed a nanowire device able to detect microscopic levels of urinary markers potentially implicated in cancer. […]

  • Hackers could guess your phone PIN using its sensor data
    on December 26, 2017 at 6:46 pm

    Instruments in smart phones such as the accelerometer, gyroscope and proximity sensors represent a potential security vulnerability, according to researchers. […]

  • Electronically-smooth '3-D graphene': A bright future for trisodium bismuthide
    on December 23, 2017 at 6:48 pm

    Researchers have found that the topological material trisodium bismuthide (Na3Bi) can be manufactured to be as 'electronically smooth' as the highest-quality graphene-based alternative, while maintaining graphene's high electron mobility. […]

  • Now entering, lithium niobate valley
    on December 21, 2017 at 6:36 pm

    Lithium niobate is already one of the most widely used optical materials, well-known for its electro-optic properties but it is notoriously difficult to fabricate high-quality devices on a small scale using lithium niobate, an obstacle that has so far ruled out practical integrated, on-chip applications. Now, researchers have developed a technique to fabricate high-performance optical microstructures using lithium niobate, opening the door to ultra-efficient integrated photonic circuits, quantum photonics, microwave-to-optical conversion and more. […]