quantum computing

Stanford University’s research team has made a significant breakthrough in quantum technology by improving niobium-based qubits to match leading alternatives. This advancement highlights niobium’s potential to operate at higher temperatures and wider ranges, opening new possibilities for quantum computing. Credit: SciTechDaily.comExpanding possibilities for superconducting qubits.For years, niobium was considered an underperformer when it came to superconducting qubits. Now scientists supported by Q-NEXT have found a way…

Researchers at Paderborn University have pioneered a method using photon detectors for homodyne detection to characterize optical quantum states accurately. This technique is vital for advancing quantum information processing and quantum computing. Credit: SciTechDaily.comScientists achieve breakthrough in quantum optics with photon detector-based method, paving the way for improved quantum computing.Scientists at Paderborn University have used a new method to determine the characteristics of optical, i.e. light-based,…

Researchers at Penn State have introduced a groundbreaking material fusion that enables a new form of superconductivity, crucial for advancing quantum computing and exploring the theoretical chiral Majorana particles. Their study demonstrates how combining magnetic materials can lead to emergent superconductivity, marking a significant leap in creating chiral topological superconductors and potentially unlocking new avenues in quantum computing research.A new fusion of materials, each with special electrical properties,…

The fractional quantum Hall effect has generally been seen under very high magnetic fields, but MIT physicists have now observed it in simple graphene. In a five-layer graphene/hexagonal boron nitride (hBN) moire superlattice, electrons (blue ball) interact with each other strongly and behave as if they are broken into fractional charges. Credit: Sampson Wilcox, RLEAn exotic electronic state observed by MIT physicists could enable more robust forms of quantum computing.The electron is the basic unit of electricity, as it…

A quantum scientist has developed a method to enhance quantum simulators, devices crucial for exploring unsolved problems in quantum physics. This advancement could significantly impact various fields, including finance, encryption, and data storage, by making quantum simulators more controllable and versatile. Credit: SciTechDaily.comCreating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A well-functioning quantum simulator – a…

Apple has rolled out an update to iMessage encryption, the likes of which includes post-quantum protections that the company calls the “most significant cryptographic security upgrade” in the messenger’s history. The M3 MacBook Pro: Made Dark for HalloweenIn a blog post published Wednesday, Apple announced the arrival of PQ3, a new encryption protocol designed to seriously upgrade the messenger’s security. Since its launch in 2011, iMessage has offered end-to-end encryption—which is a nice thing to have if you want to…

Within the next few decades, perhaps sooner, quantum computers will revolutionize the computing landscape by being able to carry out tasks thousands or even millions of times faster than today’s most powerful supercomputers. When that happens, a quantum computer of the future will easily be able to crack today’s end-to-end encryption technologies, leaving our messages in secure messaging apps like Apple’s iMessage, WhatsApp, and Signal vulnerable to malevolent nation states and bad actors.Even though sufficiently reliable…

Researchers from São Paulo State University have developed a new method to quantify quantum entanglement, challenging traditional theories and potentially advancing quantum computing. This study emphasizes the importance of entanglement in enhancing processing power and offers insights into the limitations of classical computing, highlighting the rapid progress of quantum technology led by companies like Google and IBM.Entanglement is a fundamental principle in quantum physics and a critical factor for the effectiveness…

Theoretical physicists have found a way to potentially enhance quantum computer chips’ memory capabilities by ensuring information remains organized, similar to perpetually swirling coffee creamer, defying traditional physics’ expectations.Add a dash of creamer to your morning coffee, and clouds of white liquid will swirl around your cup. But give it a few seconds, and those swirls will disappear, leaving you with an ordinary mug of brown liquid.Something similar happens in quantum computer chips—devices that tap into the…

Researchers have developed a groundbreaking method to identify errors in quantum computers, greatly improving error correction efficiency. This advancement employs real-time error monitoring in quantum computations, marking a significant shift in quantum computing research. Credit: SciTechDaily.comWith a quick pulse of light, researchers can now find and erase errors in real time.Researchers have developed a method that can reveal the location of errors in quantum computers, making them up to ten times easier to correct.…