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Archive for the ‘computing’ category: Page 136

Aug 15, 2023

Scientists discover novel way of reading data in antiferromagnets, unlocking their use as computer memory

Posted by in categories: computing, materials

Scientists led by Nanyang Technological University, Singapore (NTU Singapore) investigators have made a significant advance in developing alternative materials for the high-speed memory chips that let computers access information quickly and that bypass the limitations of existing materials.

They have discovered a way that allows them to make sense of previously hard-to-read data stored in these alternative materials, known as antiferromagnets.

Researchers consider antiferromagnets to be attractive materials for making computer memory chips because they are potentially more energy efficient than traditional ones made of silicon. Memory chips made of antiferromagnets are not subject to the size and speed constraints nor corruption issues that are inherent to chips made with certain magnetic materials.

Aug 15, 2023

Iontronics Breakthrough: Faster Thin Film Devices for Improved Batteries and Advanced Computing

Posted by in categories: computing, physics

An international team finds new single-crystalline oxide thin films with fast and dramatic changes in electrical properties via Li-ion intercalation through engineered ionic transport channels.

Researchers have pioneered the creation of T-Nb2O5 thin films that enable faster Li-ion movement. This achievement, promising more efficient batteries and advances in computing and lighting, marks a significant leap forward in iontronics.

An international research team, comprising members from the Max Planck Institute of Microstructure Physics, Halle (Saale), Germany, the University of Cambridge, UK, and the University of Pennsylvania, USA, have reported an important breakthrough in materials science. They achieved the first realization of single-crystalline T-Nb2O5 thin films, exhibiting two-dimensional (2D) vertical ionic transport channels. This results in a swift and significant insulator-metal transition through Li-ion intercalation in the 2D channels.

Aug 15, 2023

Rigetti launches 84qubit single chip quantum processor

Posted by in categories: computing, quantum physics

Rigetti has launched its fourth-generation architecture with a single chip 84qubit quantum processor that can scale to larger systems.

Aug 15, 2023

Episode 25: David Chalmers on Consciousness, the Hard Problem, and Living in a Simulation

Posted by in categories: computing, neuroscience

Blog post with show notes, audio player, and transcript: https://www.preposterousuniverse.com/podcast/2018/12/03/epis…imulation/

Patreon: https://www.patreon.com/seanmcarroll.

Continue reading “Episode 25: David Chalmers on Consciousness, the Hard Problem, and Living in a Simulation” »

Aug 14, 2023

Mystery of Entropy FINALLY Solved After 50 Years! (STEPHEN WOLFRAM)

Posted by in categories: computing, particle physics, space

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Aug 14, 2023

Superconducting Optomechanical Breakthrough: A Quantum Leap in Mechanical Oscillator Technology

Posted by in categories: computing, quantum physics

Scientists at EPFL have developed a superconducting circuit optomechanical platform that demonstrates ultra-low quantum decoherence and high-fidelity quantum control. Their groundbreaking work with a “vacuum-gap drumhead capacitor” has led to the longest quantum state lifetime in a mechanical oscillator ever achieved, paving the way for new applications in quantum computing.

Performing computation using quantum-mechanical phenomena such as superposition and entanglement.

Aug 14, 2023

Tesla says it will build new ‘1st of its kind’ data centers

Posted by in categories: business, computing, transportation

Tesla says it will build new “1st of its kind” data centers. The automaker is hiring staff for it and snapping up some existing data centers.

The data center business is now massive with a market size of more than $250 billion.

Most of the biggest companies in the world, which are known to consumers for other products, are in it, like Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), and Meta Platforms (Facebook).

Aug 14, 2023

How our tastes influence our creativity

Posted by in categories: computing, neuroscience

The more we like our ideas, the faster we give them shape. But to be creative, we need to focus on out-of-the-box thinking. This is what Alizée Lopez-Persem and Emmanuelle Volle, Inserm researchers at Paris Brain Institute, showed in a new study published in American Psychologist.

Using a behavioral study and a computational model to replicate the different components of the , the researchers explain how individual preferences influence the speed of the emergence of new ideas and their degree of . These preferences also determine which ideas we choose to exploit and communicate to others.

What drives us to develop new ideas rather than settling for standard methods and processes? What triggers the desire to innovate at the risk of sacrificing time, energy, and reputation for a resounding failure? Creativity is based on complex mechanisms that we are only beginning to understand and in which motivation plays a central role. But pursuing a goal is not enough to explain why we favor some ideas over others and whether that choice benefits the success of our actions.

Aug 14, 2023

A quantum leap in mechanical oscillator technology

Posted by in categories: computing, cosmology, quantum physics

Over the past decade, scientists have made tremendous progress in generating quantum phenomena in mechanical systems. What seemed impossible only fifteen years ago has now become a reality, as researchers successfully create quantum states in macroscopic mechanical objects.

By coupling these mechanical oscillators to light photons—known as “optomechanical systems”—scientists have been able to cool them down to their lowest energy level close to the , “squeeze them” to reduce their vibrations even further, and entangle them with each other. These advancements have opened up new opportunities in , compact storage in quantum computing, fundamental tests of quantum gravity, and even in the search for dark matter.

In order to efficiently operate optomechanical systems in the quantum regime, scientists face a dilemma. On one hand, the mechanical oscillators must be properly isolated from their environment to minimize ; on the other hand, they must be well-coupled to other such as electromagnetic resonators to control them.

Aug 13, 2023

Sandia shows quantum breakthrough promise with new ion trap

Posted by in categories: computing, quantum physics

Sandia’s 20 year experience in building and testing ion traps has culminated in its latest offering: the Enchilada Trap.

Sandia National Laboratories revealed the Enchilada Trap, a groundbreaking ion trap central to some quantum computers, in a press release.

This innovative device promises to reshape the landscape of quantum computing, providing researchers with a potent tool to explore the experimental and transformative field of quantum computation.