Current Computer Chip News and Events

Current Computer Chip News and Events, Computer Chip News Articles.
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Measuring hemoglobin levels with AI microscope, microfluidic chips
A complete blood count can help ascertain the health of a patient and typically includes an estimate of the hemoglobin concentration, which can indicate several conditions, including anemia, polycythemia, and pulmonary fibrosis. In AIP Advances, researchers describe a AI-powered imaging-based tool to estimate hemoglobin levels. The setup was developed in conjunction with a microfluidic chip and an AI-powered automated microscope that was designed for deriving the total as well as differential counts of blood cells. (2021-02-23)

Blueprint for fault-tolerant qubits
Building a quantum computer is a challenging task because of the fragility of quantum bits. To deal with this problem, various types of active error correction techniques have been developed. In contrast, researchers from Jülich and Aachen together with partners from Basel and Delft have now proposed a design for an inherently fault protected circuit with passive error correction that could significantly accelerate the construction of a quantum computer with a large number of qubits. (2021-02-18)

Research highlights ways to protect astronaut cardiovascular health from space radiation
In the inky blackness of space an invisible threat is ever present - radiation. It can have a huge array of negative effects on astronaut health, including cardiovascular disease. However, if we are ever to journey to the red planet, we will need to understand and reduce this risk. A new review charts a course through what we know about the cardiovascular risks of space radiation, and the best ways to protect space travelers. (2021-02-12)

Applying quantum computing to a particle process
A team of researchers at Lawrence Berkeley National Laboratory (Berkeley Lab) used a quantum computer to successfully simulate an aspect of particle collisions that is typically neglected in high-energy physics experiments, such as those that occur at CERN's Large Hadron Collider. (2021-02-12)

A language learning system that pays attention -- more efficiently than ever before
SpAtten, a hardware and software system developed at MIT, called SpAtten, that streamlines state-of-the-art natural language processing. The advance could reduce the computing power, energy, and time required for text analysis and generation. (2021-02-10)

The quantum advantage: a novel demonstration
Scientists have just proved that a quantum machine can perform a given verification task in seconds when the same exercise would take a time equivalent to the age of the universe for a conventional computer. For this demonstration, they combined a complex interactive algorithm that solves a certain type of mathematical problem with limited information and a simple experimental photonics system that can be made in all advanced photonics laboratories. (2021-02-08)

Bernese researchers create sophisticated lung-on-chip
In collaboration with clinical partners from the Inselspital, researchers from the ARTORG Center for Biomedical Research of the University of Bern have developed a second-generation lung-on-chip model with life-size dimension alveoli in a stretchable membrane, made of purely biological material. The new model reproduces key aspects of the lung tissue architecture not found in previous lungs-on-chip. This opens up new possibilities for basic pneumological research, understanding lung pathologies, drug screening and precision medicine. (2021-02-08)

Computer can determine whether you'll die from COVID
Using patient data, artificial intelligence can make a 90 percent accurate assessment of whether a person will die from COVID-19 or not, according to new research at the University of Copenhagen. Body mass index (BMI), gender and high blood pressure are among the most heavily weighted factors. The research can be used to predict the number of patients in hospitals, who will need a respirator and determine who ought to be first in line for a vaccination. (2021-02-05)

Breakthrough in quantum photonics promises a new era in optical circuits
In recently published work, researchers at USC have shown that single photons can be emitted in a uniform way from quantum dots arranged in a precise pattern. The team has used such methods to create single-quantum dots, with their remarkable single-photon emission characteristics. It is expected that the ability to precisely align uniformly-emitting quantum dots will enable the production of optical circuits, potentially leading to novel advancements in quantum computing and communications technologies (2021-02-05)

Pioneering technique paves way for fast and cheap fabrication of rapid medical diagnostic tools
New technology developed by the University of Bristol has the potential to accelerate uptake and development of on-chip diagnostic techniques in parts of the world where rapid diagnoses are desperately needed to improve public health, mortality and morbidity. (2021-02-03)

Breast cancer-on-a-chip for testing immunotherapy drugs
A collaborative team from the Terasaki Institute for Biomedical Innovation (TIBI) successfully designed and tested a breast cancer-on-a-chip and rapid assay for screening immunotherapy drugs. (2021-02-02)

Air-guiding in solid-core optical waveguides: A solution for on-chip trace gas spectroscopy
We demonstrate an air-suspended waveguide that exhibits exceptional field delocalization and an external field confinement of 107 %, providing a stronger interaction with the surrounding air than a free-space beam. Operating at mid-infrared wavelengths, the waveguide is an ideal building block of next-generation on-chip sensors for sensitive and specific trace gas detection by tunable diode laser absorption spectroscopy (TDLAS). (2021-02-02)

Researchers create novel photonic chip
Researchers at the George Washington University and University of California, Los Angeles, have developed and demonstrated for the first time a photonic digital to analog converter without leaving the optical domain. Such novel converters can advance next-generation data processing hardware with high relevance for data centers, 6G networks, artificial intelligence and more. (2021-02-02)

Beyond qubits: Sydney takes next big step to scale up quantum computing
Professor David Reilly and colleagues have invented a device that operates at 40 times colder than deep space to directly control thousands of qubits, the building blocks of quantum computers. (2021-02-01)

UArizona researchers develop smartphone-based COVID-19 test
The team is adapting a smartphone-based method -- originally designed to detect the presence of norovirus -- for COVID-19 testing. (2021-01-29)

Skoltech team developed on-chip printed 'electronic nose'
Skoltech researchers and their colleagues from Russia and Germany have designed an on-chip printed 'electronic nose' that serves as a proof of concept for low-cost and sensitive devices to be used in portable electronics and healthcare. (2021-01-28)

Scientists 'farm' natural killer cells in novel cancer fighting approach
Engineers and oncologists teamed to develop a microfluidic chip capable of capturing the body's natural killer immune cells to harvest their cancer-killing exosomes. (2021-01-28)

Carbon-chomping soil bacteria may pose hidden climate risk
Much of the earth's carbon is trapped in soil, and scientists have assumed that potential climate-warming compounds would safely stay there for centuries. But new research from Princeton University shows that carbon molecules can potentially escape the soil much faster than previously thought. The findings suggest a key role for some types of soil bacteria, which can produce enzymes that break down large carbon-based molecules and allow carbon dioxide to escape into the air. (2021-01-27)

Designing customized "brains" for robots
MIT researchers have developed an automated way to design customized hardware that speeds up a robot's operation. The system, called robomorphic computing, accounts for the robot's physical layout in suggesting an optimized hardware architecture. (2021-01-21)

Semiconductor chip that detects exhaled gas with high sensitivity at room temperature
The research team at Toyohashi University of Technology developed a testing chip using semiconductor micro-machining that can detect volatile gasses in exhaled breath in ppm concentrations at room temperature. The testing chip, which is formed in the size of a few square millimeters with semiconductor micro-machining technology, is expected to contribute to telehealth as an IoT gas sensor that can easily be used in the home for breath tests. (2021-01-19)

Scientists' discovery is paving the way for novel ultrafast quantum computers
Scientists at the Institute of Physics of the University of Tartu have found a way to develop optical quantum computers of a new type. Central to the discovery are rare earth ions that have certain characteristics and can act as quantum bits. These would give quantum computers ultrafast computation speed and better reliability compared to earlier solutions. The University of Tartu researchers Vladimir Hizhnyakov, Vadim Boltrushko, Helle Kaasik and Yurii Orlovskii published the results of their research in the scientific journal Optics Communications. (2021-01-15)

Towards applications: ultra-low-loss on-chip zero-index materials
Dirac-cone materials behave like an isotropic and impedance-matched zero-index medium at Dirac-point wavelength, enabling light-matter interactions in a spatially uniform optical mode with arbitrary shapes. However, such interactions are limited to small areas because of the propagation loss. Scientists designed an ultra-low-loss and homogeneous zero-index material by introducing resonance-trapped bound states in the continuum. This design paves the way for leveraging perfect spatial coherence of large-area zero-index materials in linear, nonlinear, and quantum optics (2021-01-14)

Team creates hybrid chips with processors and memory to run AI on battery-powered devices
Transactions between processors and memory can consume 95 percent of the energy needed to do machine learning and AI, which severely limits battery life. A team led by Stanford engineers has designed a system that can run AI tasks faster, and with less energy, by harnessing eight hybrid chips, each with its own data processor built right next to its own memory storage. (2021-01-11)

Electrically switchable qubit can tune between storage and fast calculation modes
To perform calculations, quantum computers need qubits to act as elementary building blocks that process and store information. Now, physicists have produced a new type of qubit that can be switched from a stable idle mode to a fast calculation mode. The concept would also allow a large number of qubits to be combined into a powerful quantum computer, as researchers from the University of Basel and TU Eindhoven have reported in the journal Nature Nanotechnology. (2021-01-11)

Using light to revolutionize artificial intelligence
An international team of researchers, including Professor Roberto Morandotti of the Institut national de la recherche scientifique (INRS), just introduced a new photonic processor that could revolutionize artificial intelligence, as reported by the prestigious journal Nature. (2021-01-11)

University at Buffalo researchers report quantum-limit-approaching chemical sensing chip
University at Buffalo researchers are reporting an advancement of a chemical sensing chip that could lead to handheld devices that detect trace chemicals -- everything from illicit drugs to pollution -- as quickly as a breathalyzer identifies alcohol. (2021-01-11)

Light-carrying chips advance machine learning
An international team of researchers found that so-called photonic processors, with which data is processed by means of light, can process information very much more rapidly and in parallel than electronic chips. The results have been published in the scientific journal ''Nature''. (2021-01-06)

Light-based processors boost machine-learning processing
An international team of scientists have developed a photonic processor that uses rays of light inside silicon chips to process information much faster than conventional electronic chips. Published in Nature, the breakthrough study was carried out by scientists from EPFL, the Universities of Oxford, Münster, Exeter, Pittsburgh, and IBM Research - Zurich. (2021-01-06)

Swinburne-led research team demonstrates world's fastest optical neuromorphic processor
A Swinburne-led team has demonstrated the world's fastest and most powerful optical neuromorphic processor for artificial intelligence. The neuromorphic processor operates faster than 10 trillion operations per second and is capable of processing ultra-large scale data. (2021-01-06)

Super surfaces
Assembling tiny chips into unique programmable surfaces, Princeton researchers have created a key component toward unlocking a communications band that promises to dramatically increase the amount data wireless systems can transmit. (2021-01-04)

DUAL takes AI to the next level
Scientists at DGIST in Korea, and UC Irvine and UC San Diego in the US, have developed a computer architecture that processes unsupervised machine learning algorithms faster, while consuming significantly less energy than state-of-the-art graphics processing units. The key is processing data where it is stored in computer memory and in an all-digital format. The researchers presented the new architecture, called DUAL, at the 2020 53rd Annual IEEE/ACM International Symposium on Microarchitecture. (2020-12-30)

Extremely energy efficient microprocessor developed using superconductors
Researchers from Yokohama National University in Japan have developed a prototype microprocessor using superconductor devices that are about 80 times more energy efficient than the state-of-the-art semiconductor devices found in the microprocessors of today's high-performance computing systems. (2020-12-28)

High-five or thumbs-up? New device detects which hand gesture you want to make
A new device developed by engineers at the University of California, Berkeley, can recognize hand gestures based on electrical signals detected in the forearm. The system, which couples wearable biosensors with artificial intelligence (AI), could one day be used to control prosthetics or to interact with almost any type of electronic device. (2020-12-21)

Novel crystalline oxide may solve the problem of overheating in composite materials
Scientists at Tokyo Institute of Technology recently synthesized a novel material that displays unique thermal expansion properties. The method used by the scientists enables the production of a unique crystalline oxide containing zirconium, sulfur, and phosphorus, that exhibits two distinct mechanisms of negative thermal expansion. This is the first known material to show this property and its application may help avoid damage to composite materials, such as computer chip components, facing unexpected temperature changes. (2020-12-18)

Tiny quantum computer solves real optimisation problem
Quantum computers have already managed to surpass ordinary computers in solving certain tasks - unfortunately, totally useless ones. The next milestone is to get them to do useful things. Researchers at Chalmers University of Technology, Sweden, have now shown that they can solve a small part of a real logistics problem with their small, but well-functioning quantum computer. (2020-12-17)

Stevens creates entangled photons 100 times more efficiently than previously possible
Super-fast quantum computers and communication devices could revolutionize countless aspects of our lives -- but first, researchers need a fast, efficient source of the entangled pairs of photons such systems use to transmit and manipulate information. Researchers at Stevens Institute of Technology have done just that, not only creating a chip-based photon source 100 times more efficient that previously possible, but bringing massive quantum device integration within reach. (2020-12-17)

To the brain, reading computer code is not the same as reading language
MIT neuroscientists have found reading computer code does not rely on the regions of the brain involved in language processing. Instead, it activates the ''multiple demand network,'' which is also recruited for complex cognitive tasks such as solving math problems or crossword puzzles. (2020-12-15)

A saliva-based smartphone platform could rapidly expand COVID-19 testing
Offering an ultrasensitive yet accessible approach to COVID-19 testing, a portable saliva-based smartphone platform provides results within 15 minutes without the resource-intensive laboratory tests the current (2020-12-11)

Split wave
Neural networks are some of the most important tools in AI. So far, they run on traditional processors in the form of adaptive software, but experts are working on an alternative concept, the ''neuromorphic computer''. In this case, neurons are not simulated by software but reconstructed in hardware components. A team of researchers at HZDR has now demonstrated a new approach to such hardware - targeted magnetic waves that are generated and divided in micrometer-sized wafers. (2020-12-07)

New transistor design disguises key computer chip hardware from hackers
Purdue University engineers propose a built-in security measure that would better protect computer chip hardware from hackers (2020-12-07)

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