//www.koonmotors.com/news/computers_math/distributed_computing/ Distributed computing and computer grids. From supercomputers to computer grids, browse innovations from computer programmers and scientists around the world. en-us Wed, 06 Sep 2023 14:52:08 EDT Wed, 06 Sep 2023 14:52:08 EDT 60 //www.koonmotors.com/images/scidaily-logo-rss.png//www.koonmotors.com/news/computers_math/distributed_computing/ For more science news, visit ScienceDaily. //www.koonmotors.com/releases/2023/07/230705105838.htm Scientists show that even a few simple examples are enough for a quantum machine-learning model, the 'quantum neural networks', to learn and predict the behavior of quantum systems, bringing us closer to a new era of quantum computing. Wed, 05 Jul 2023 10:58:38 EDT //www.koonmotors.com/releases/2023/07/230705105838.htm //www.koonmotors.com/releases/2023/06/230626164315.htm Making history with 42 digits: Scientists have unlocked a decades-old mystery of mathematics with the so-called ninth Dedekind number. Experts worldwide have been searching for the value since 1991. Scientists arrived at the exact sequence of numbers with the help of the Noctua supercomputer. Mon, 26 Jun 2023 16:43:15 EDT //www.koonmotors.com/releases/2023/06/230626164315.htm //www.koonmotors.com/releases/2023/06/230614220609.htm Today's quantum computers often calculate the wrong answer because of noisy environments that interfere with the quantum entanglement of qubits. IBM Quantum has pioneered a technique that accounts for the noise to achieve reliable results. They tested this error mitigation strategy against supercomputer simulations run by physicists, and for the hardest calculations, the quantum computer bested the supercomputer. This is evidence for the utility of today's noisy quantum computers for performing real-world calculations. Wed, 14 Jun 2023 22:06:09 EDT //www.koonmotors.com/releases/2023/06/230614220609.htm //www.koonmotors.com/releases/2023/06/230606111725.htm A team has developed a more energy-efficient, tunable superconducting diode -- a promising component for future electronic devices -- that could help scale up quantum computers for industry and improve artificial intelligence systems. Tue, 06 Jun 2023 11:17:25 EDT //www.koonmotors.com/releases/2023/06/230606111725.htm //www.koonmotors.com/releases/2023/06/230605181221.htm Researchers have demonstrated a quantum speedup over the most efficient classical computer algorithm possible for what is believed to be the first time. The accomplishment was performed on an IBM Montreal Quantum Falcon r4 27-qubit device. Mon, 05 Jun 2023 18:12:21 EDT //www.koonmotors.com/releases/2023/06/230605181221.htm //www.koonmotors.com/releases/2023/04/230420110125.htm Recently quantum computers started to work with more than just the zeros and ones we know from classical computers. Now a team demonstrates a way to efficiently create entanglement of such high-dimensional systems to enable more powerful calculations. Thu, 20 Apr 2023 11:01:25 EDT //www.koonmotors.com/releases/2023/04/230420110125.htm //www.koonmotors.com/releases/2023/04/230406113922.htm Scientists have made significant progress in quantum computing by deriving a formula that predicts the effects of environmental noise. This is crucial for designing and building quantum computers capable of working in our imperfect world. Thu, 06 Apr 2023 11:39:22 EDT //www.koonmotors.com/releases/2023/04/230406113922.htm //www.koonmotors.com/releases/2023/03/230330102315.htm Everyone is talking about the newest AI and the power of neural networks, forgetting that software is limited by the hardware on which it runs. But it is hardware become 'the bottleneck.' New collaborators might change that. They believe that they have developed a new type of chip with the best memory of any chip thus far for edge AI (AI in portable devices). To put it in context, right now, ChatGPT is running on a cloud. The new innovation, followed by some further development, could put the power of a mini version of ChatGPT in everyone's personal device. It could make such high-powered tech more affordable and accessible for all sorts of applications. Thu, 30 Mar 2023 10:23:15 EDT //www.koonmotors.com/releases/2023/03/230330102315.htm //www.koonmotors.com/releases/2023/03/230314110753.htm Practical carbon capture technologies are still in the early stages of development, with the most promising involving a class of compounds called amines that can chemically bind with carbon dioxide. Researchers now deploy an algorithm to study amine reactions through quantum computing. An existing quantum computer cab run the algorithm to find useful amine compounds for carbon capture more quickly, analyzing larger molecules and more complex reactions than a traditional computer can. Tue, 14 Mar 2023 11:07:53 EDT //www.koonmotors.com/releases/2023/03/230314110753.htm //www.koonmotors.com/releases/2023/03/230308171709.htm One month after announcing a ferroelectric semiconductor at the nanoscale thinness required for modern computing components, a team has now demonstrated a reconfigurable transistor using that material. Their work paves the way for single amplifiers that can do the work of multiple conventional amplifiers, among other possibilities. Wed, 08 Mar 2023 17:17:09 EST //www.koonmotors.com/releases/2023/03/230308171709.htm //www.koonmotors.com/releases/2023/02/230228075739.htm A 'biocomputer' powered by human brain cells could be developed within our lifetime, according to researchers who expect such technology to exponentially expand the capabilities of modern computing and create novel fields of study. Tue, 28 Feb 2023 07:57:39 EST //www.koonmotors.com/releases/2023/02/230228075739.htm //www.koonmotors.com/releases/2023/02/230214154059.htm 新的研究在量子计算是scienc移动e closer to being able to overcome supply-chain challenges and restore global security during future periods of unrest. Tue, 14 Feb 2023 15:40:59 EST //www.koonmotors.com/releases/2023/02/230214154059.htm //www.koonmotors.com/releases/2023/02/230208125054.htm Researchers have demonstrated that quantum bits (qubits) can directly transfer between quantum computer microchips and demonstrated this with record-breaking connection speed and accuracy. This breakthrough resolves a major challenge in building quantum computers large and powerful enough to tackle complex problems that are of critical importance to society. Wed, 08 Feb 2023 12:50:54 EST //www.koonmotors.com/releases/2023/02/230208125054.htm //www.koonmotors.com/releases/2023/01/230112113141.htm A new model quantifies emissions that will be generated by computers on fully autonomous vehicles. If self-driving cars are widely adopted, their emissions will rival those generated by all the data centers in the world today. Keeping emissions at or below those levels would require hardware efficiency to improve more rapidly than its current pace. Thu, 12 Jan 2023 11:31:41 EST //www.koonmotors.com/releases/2023/01/230112113141.htm //www.koonmotors.com/releases/2023/01/230105151335.htm Researchers have demonstrated an architecture that can enable high fidelity and scalable communication between superconducting quantum processors. Their technique can generate and route photons, which carry quantum information, in a user-specified direction. This method could be used to develop a large-scale network of quantum processors that could efficiently communicate with one another. Thu, 05 Jan 2023 15:13:35 EST //www.koonmotors.com/releases/2023/01/230105151335.htm //www.koonmotors.com/releases/2022/12/221206105905.htm A large percentage of energy used today is consumed in the form of electrical power for processing and storing data and for running the relevant terminal equipment and devices. Innovative concepts, such as neuromorphic computing, employ energy-saving approaches to solve this problem. Tue, 06 Dec 2022 10:59:05 EST //www.koonmotors.com/releases/2022/12/221206105905.htm //www.koonmotors.com/releases/2022/11/221122152807.htm Quantum computers promise significantly shorter computing times for complex problems. But there are still only a few quantum computers worldwide with a limited number of so-called qubits. However, quantum computer algorithms can already run on conventional servers that simulate a quantum computer. A team has succeeded in calculating the electron orbitals and their dynamic development using an example of a small molecule after a laser pulse excitation. In principle, the method is also suitable for investigating larger molecules that cannot be calculated using conventional methods. Tue, 22 Nov 2022 15:28:07 EST //www.koonmotors.com/releases/2022/11/221122152807.htm //www.koonmotors.com/releases/2022/10/221028111540.htm 计算能力的量子机器目前年代till very low. Increasing it is still proving to be a major challenge. Physicists now present a new architecture for a universal quantum computer that overcomes such limitations and could be the basis of the next generation of quantum computers soon. Fri, 28 Oct 2022 11:15:40 EDT //www.koonmotors.com/releases/2022/10/221028111540.htm //www.koonmotors.com/releases/2022/10/221012132502.htm The key to maximizing traditional or quantum computing speeds lies in our ability to understand how electrons behave in solids, and researchers have now captured electron movement in attoseconds--the fastest speed yet. Wed, 12 Oct 2022 13:25:02 EDT //www.koonmotors.com/releases/2022/10/221012132502.htm //www.koonmotors.com/releases/2022/09/220902103233.htm Computer scientists have succeeded in developing a method for systematically finding the optimal quantum operation sequence for a quantum computer. They have developed a systematic method that applies optimal control theory (GRAPE algorithm) to identify the theoretically optimal sequence from among all conceivable quantum operation sequences. This method is expected to become a useful tool for medium-scale quantum computers and is expected to contribute to improving the performance of quantum computers and reducing environmental impact in the near future. Fri, 02 Sep 2022 10:32:33 EDT //www.koonmotors.com/releases/2022/09/220902103233.htm //www.koonmotors.com/releases/2022/08/220829112821.htm Scientists have developed a mathematical description of what happens within tiny magnets as they fluctuate between states when an electric current and magnetic field are applied. Their findings could act as the foundation for engineering more advanced computers that can quantify uncertainty while interpreting complex data. Mon, 29 Aug 2022 11:28:21 EDT //www.koonmotors.com/releases/2022/08/220829112821.htm //www.koonmotors.com/releases/2022/08/220804130547.htm Researchers have demonstrated how a smart compiler specifically tailored for superconducting quantum hardware can optimize circuits and networks and execute less error-prone quantum algorithms such as Quantum Approximate Optimization Algorithm (QAOA) important for quantum computing. Thu, 04 Aug 2022 13:05:47 EDT //www.koonmotors.com/releases/2022/08/220804130547.htm //www.koonmotors.com/releases/2022/07/220726160215.htm Research drawing on the quantum 'anti-butterfly effect' solves a longstanding experimental problem in physics and establishes a method for benchmarking the performance of quantum computers. Tue, 26 Jul 2022 16:02:15 EDT //www.koonmotors.com/releases/2022/07/220726160215.htm //www.koonmotors.com/releases/2022/07/220721132006.htm For decades computers have been synonymous with binary information -- zeros and ones. Now a team has realized a quantum computer that breaks out of this paradigm and unlocks additional computational resources, hidden in almost all of today's quantum devices. Thu, 21 Jul 2022 13:20:06 EDT //www.koonmotors.com/releases/2022/07/220721132006.htm //www.koonmotors.com/releases/2022/07/220720193708.htm Supercomputer simulations are helping scientists discover new high-entropy alloys. XSEDE allocations on TACC's Stampede2 supercomputer supported density function theory calculations for largest database yet of high-entropy alloy properties. Deep Sets architecture generated predictive models on Stampede2 for the properties of new high-entropy alloys. Study of high-entropy alloys represents an effort of materials scientists to develop new materials for a more sustainable future. Wed, 20 Jul 2022 19:37:08 EDT //www.koonmotors.com/releases/2022/07/220720193708.htm //www.koonmotors.com/releases/2022/07/220713114553.htm Researchers have made a crucial breakthrough in the development of quantum technology. Their research describes their observations of over 150,000 silicon 'T center' photon-spin qubits, an important milestone that unlocks immediate opportunities to construct massively scalable quantum computers and the quantum internet that will connect them. 结婚,2022年7月13日11:45:53美国东部时间 //www.koonmotors.com/releases/2022/07/220713114553.htm //www.koonmotors.com/releases/2022/06/220614184103.htm For would-be quantum programmers scratching their heads over how to jump into the game as quantum computers proliferate and become publicly accessible, a new beginner's guide provides a thorough introduction to quantum algorithms and their implementation on existing hardware. Deep-diving guide explains the basics, surveys major quantum algorithms and steps through implementing them on publicly available quantum computers. Tue, 14 Jun 2022 18:41:03 EDT //www.koonmotors.com/releases/2022/06/220614184103.htm //www.koonmotors.com/releases/2022/06/220613193453.htm The rise of artificial intelligence (AI) and machine learning (ML) has created a crisis in computing and a significant need for more hardware that is both energy-efficient and scalable. A key step in both AI and ML is making decisions based on incomplete data, the best approach for which is to output a probability for each possible answer. Current classical computers are not able to do that in an energy-efficient way, a limitation that has led to a search for novel approaches to computing. Quantum computers, which operate on qubits, may help meet these challenges, but they are extremely sensitive to their surroundings, must be kept at extremely low temperatures and are still in the early stages of development. Mon, 13 Jun 2022 19:34:53 EDT //www.koonmotors.com/releases/2022/06/220613193453.htm //www.koonmotors.com/releases/2022/05/220505150340.htm Scientists have demonstrated a breakthrough application of neutral-atom quantum processors to solve problems of practical use. Thu, 05 May 2022 15:03:40 EDT //www.koonmotors.com/releases/2022/05/220505150340.htm //www.koonmotors.com/releases/2022/05/220505114646.htm Researchers have shown it is possible to perform artificial intelligence using tiny nanomagnets that interact like neurons in the brain. Thu, 05 May 2022 11:46:46 EDT //www.koonmotors.com/releases/2022/05/220505114646.htm //www.koonmotors.com/releases/2022/04/220412161603.htm Researchers have successfully generated strongly nonclassical light using a modular waveguide-based light source. By combining a waveguide optical parametric amplifier (OPA) module created for quantum experiments and a specially designed photon detector, researchers were able to produce light in a superposition of coherent states. The achievement represents a crucial step toward creating faster and more practical optical quantum computers. Tue, 12 Apr 2022 16:16:03 EDT //www.koonmotors.com/releases/2022/04/220412161603.htm //www.koonmotors.com/releases/2022/04/220405084610.htm Honey might be a sweet solution for developing environmentally friendly components for neuromorphic computers, systems designed to mimic the neurons and synapses found in the human brain. Tue, 05 Apr 2022 08:46:10 EDT //www.koonmotors.com/releases/2022/04/220405084610.htm //www.koonmotors.com/releases/2022/03/220316120824.htm Researchers have developed an algorithm that uses the most quantum bits to date to calculate ground state energy, the lowest-energy state in a quantum mechanical system. The discovery could make it easier to design new materials. Wed, 16 Mar 2022 12:08:24 EDT //www.koonmotors.com/releases/2022/03/220316120824.htm //www.koonmotors.com/releases/2022/02/220225163359.htm Researchers detail a breakthrough discovery in nanomaterials and light-wave interactions that paves the way for development of small, low-energy optical computers capable of advanced computing. Fri, 25 Feb 2022 16:33:59 EST //www.koonmotors.com/releases/2022/02/220225163359.htm //www.koonmotors.com/releases/2022/02/220224125214.htm The field of machine learning on quantum computers got a boost from new research removing a potential roadblock to the practical implementation of quantum neural networks. Thu, 24 Feb 2022 12:52:14 EST //www.koonmotors.com/releases/2022/02/220224125214.htm //www.koonmotors.com/releases/2022/01/220131110459.htm Physicists have proposed a new architecture for a scalable quantum computer. Making use of the collective motion of the constituent particles, they were able to construct new building blocks for quantum computing that pose fewer technical difficulties than current state-of-the art methods. Mon, 31 Jan 2022 11:04:59 EST //www.koonmotors.com/releases/2022/01/220131110459.htm //www.koonmotors.com/releases/2022/01/220128100738.htm Computers could mimic neural networks in the brain -- and be much more energy efficient -- with a new computer component that mimics how the brain works by acting like a synaptic cell. It's called an electrochemical random access memory (ECRAM), and researchers have developed materials that offer a commercially-viable way to build these components. Fri, 28 Jan 2022 10:07:38 EST //www.koonmotors.com/releases/2022/01/220128100738.htm //www.koonmotors.com/releases/2022/01/220126143957.htm Quantum researchers have dramatically reduced the time to simulate an optical quantum computer, with a speedup of around one billion over previous approaches. Wed, 26 Jan 2022 14:39:57 EST //www.koonmotors.com/releases/2022/01/220126143957.htm //www.koonmotors.com/releases/2022/01/220125112556.htm 研究人员决定探索两种截然不同的quantum problems: breaking the encryption of Bitcoin and simulating the molecule responsible for biological nitrogen fixation. They describe a tool they created to determine how big a quantum computer needs to be to solve problems like these and how long it will take. Tue, 25 Jan 2022 11:25:56 EST //www.koonmotors.com/releases/2022/01/220125112556.htm //www.koonmotors.com/releases/2022/01/220125093019.htm Artificial intelligence is being used for many extremely complex tasks. So why not use machine learning to study particle physics? As it turns out, this is not easy, because of some special mathematical properties of particle physics. But now, a neural network has been developed that can be used to study quark gluon plasma - the state of the universe after the Big Bang. Tue, 25 Jan 2022 09:30:19 EST //www.koonmotors.com/releases/2022/01/220125093019.htm //www.koonmotors.com/releases/2022/01/220121145409.htm A research team has developed an optical computing system for AI and machine learning that not only mitigates the noise inherent to optical computing but actually uses some of it as input to help enhance the creative output of the artificial neural network within the system. Fri, 21 Jan 2022 14:54:09 EST //www.koonmotors.com/releases/2022/01/220121145409.htm //www.koonmotors.com/releases/2022/01/220119121509.htm Researchers have proven that near error-free quantum computing is possible, paving the way to build silicon-based quantum devices compatible with current semiconductor manufacturing technology. Wed, 19 Jan 2022 12:15:09 EST //www.koonmotors.com/releases/2022/01/220119121509.htm //www.koonmotors.com/releases/2021/12/211220120626.htm What does a quantum computer have in common with a top draft pick in sports? Both have attracted lots of attention from talent scouts. Quantum computers, experimental machines that can perform some tasks faster than supercomputers, are constantly evaluated, much like young athletes, for their potential to someday become game-changing technology. Mon, 20 Dec 2021 12:06:26 EST //www.koonmotors.com/releases/2021/12/211220120626.htm //www.koonmotors.com/releases/2021/12/211210103100.htm Computer engineers have developed a new AI method for accurately predicting the power consumption of any type of computer processor more than a trillion times per second while barely using any computational power itself. Dubbed APOLLO, the technique has been validated on real-world, high-performance microprocessors and could help improve the efficiency and inform the development of new microprocessors. Fri, 10 Dec 2021 10:31:00 EST //www.koonmotors.com/releases/2021/12/211210103100.htm //www.koonmotors.com/releases/2021/12/211209082557.htm Engineers have reached a theoretical limit for efficiently converting analog data into digital bits in an emerging computer technology. Thu, 09 Dec 2021 08:25:57 EST //www.koonmotors.com/releases/2021/12/211209082557.htm //www.koonmotors.com/releases/2021/11/211130101119.htm Research into superfast quantum computers is now well advanced, but it is not yet possible to connect the individual processors. An international research team has now shown a way to scale quantum computers using nanophotonic silicon carbide structures to solve the problems. Tue, 30 Nov 2021 10:11:19 EST //www.koonmotors.com/releases/2021/11/211130101119.htm //www.koonmotors.com/releases/2021/11/211111130354.htm Researchers performed the first-ever simulation of baryons -- fundamental quantum particles -- on a quantum computer. Thu, 11 Nov 2021 13:03:54 EST //www.koonmotors.com/releases/2021/11/211111130354.htm //www.koonmotors.com/releases/2021/10/211026124247.htm Researchers outline how a robot could be taught to navigate through a maze by electrically stimulating a culture of brain nerve cells connected to the machine. These nerve cells were grown from living cells and acted as the physical reservoir for the computer to construct coherent signals. These findings suggest goal-directed behavior can be generated without any additional learning by sending disturbance signals to an embodied system. Tue, 26 Oct 2021 12:42:47 EDT //www.koonmotors.com/releases/2021/10/211026124247.htm //www.koonmotors.com/releases/2021/09/210921081010.htm Researchers have found a way to make what is called reservoir computing work between 33 and a million times faster, with significantly fewer computing resources and less data input needed. Tue, 21 Sep 2021 08:10:10 EDT //www.koonmotors.com/releases/2021/09/210921081010.htm //www.koonmotors.com/releases/2021/09/210913135805.htm 新的研究工具re needed to fully develop quantum computers and advance the field. Now researchers have developed and tested a theoretical tool for analyzing large superconducting circuits. These circuits use superconducting quantum bits, the smallest units of a quantum computer, to store information. Circuit size is important since protection from detrimental noise tends to come at the cost of increased circuit complexity. Currently there are few tools that tackle the modeling of large circuits. Mon, 13 Sep 2021 13:58:05 EDT //www.koonmotors.com/releases/2021/09/210913135805.htm //www.koonmotors.com/releases/2021/09/210909124359.htm Researchers have set a world record for innovation in quantum computing. Thu, 09 Sep 2021 12:43:59 EDT //www.koonmotors.com/releases/2021/09/210909124359.htm //www.koonmotors.com/releases/2021/09/210903132631.htm Quantum computers become ever more powerful, but how can we be sure that the answers they return are accurate? A team of physicists solves this problem by letting quantum computers check each other's work. Fri, 03 Sep 2021 13:26:31 EDT //www.koonmotors.com/releases/2021/09/210903132631.htm //www.koonmotors.com/releases/2021/08/210813152033.htm A decades-old problem about how to reliably control millions of qubits in a silicon quantum computer chip has now been solved. Fri, 13 Aug 2021 15:20:33 EDT //www.koonmotors.com/releases/2021/08/210813152033.htm //www.koonmotors.com/releases/2021/08/210813100316.htm Instead of waiting for fully mature quantum computers to emerge, researchers have developed hybrid classical/quantum algorithms to extract the most performance -- and potentially quantum advantage -- from today's noisy, error-prone hardware. Fri, 13 Aug 2021 10:03:16 EDT //www.koonmotors.com/releases/2021/08/210813100316.htm //www.koonmotors.com/releases/2021/08/210803175235.htm If chemical reactions can be 'programmed' like other types of computing machines, they might be exploited for applications in many areas, including intelligent drug delivery, neural networks, or even artificial cells, experts suggest. 星期二,2021年8月3日17:52:35美国东部时间 //www.koonmotors.com/releases/2021/08/210803175235.htm //www.koonmotors.com/releases/2021/08/210803121404.htm Physicists have introduced an approach for simulating the quantum approximate optimization algorithm using a traditional computer. Instead of running the algorithm on advanced quantum processors, the new approach uses a classical machine-learning algorithm that closely mimics the behavior of near-term quantum computers. Tue, 03 Aug 2021 12:14:04 EDT //www.koonmotors.com/releases/2021/08/210803121404.htm //www.koonmotors.com/releases/2021/06/210629191730.htm UCLA engineers have demonstrated successful integration of a novel semiconductor material into high-power computer chips to reduce heat on processors and improve their performance. The advance greatly increases energy efficiency in computers and enables heat removal beyond the best thermal-management devices currently available. Tue, 29 Jun 2021 19:17:30 EDT //www.koonmotors.com/releases/2021/06/210629191730.htm //www.koonmotors.com/releases/2021/06/210618091729.htm Quantum computers have been one-of-a-kind devices that fill entire laboratories. Now, physicists have built a prototype of an ion trap quantum computer that can be used in industry. It fits into two 19-inch server racks like those found in data centers throughout the world. The compact, self-sustained device demonstrates how this technology will soon be more accessible. Fri, 18 Jun 2021 09:17:29 EDT //www.koonmotors.com/releases/2021/06/210618091729.htm //www.koonmotors.com/releases/2021/06/210615132210.htm Researchers have discovered a new and more efficient computing method for pairing the reliability of a classical computer with the strength of a quantum system. Tue, 15 Jun 2021 13:22:10 EDT //www.koonmotors.com/releases/2021/06/210615132210.htm //www.koonmotors.com/releases/2021/04/210430165903.htm A team o computer science researchers has uncovered a line of attack that breaks all Spectre defenses, meaning that billions of computers and other devices across the globe are just as vulnerable today as they were when Spectre was first announced. Fri, 30 Apr 2021 16:59:03 EDT //www.koonmotors.com/releases/2021/04/210430165903.htm