In the rapidly evolving landscape of photonic computing, a groundbreaking revelation has emerged that challenges the long-held belief that coherence is king when it comes to light sources. Researchers from the University of Oxford and their European collaborators have unveiled that utilizing partially coherent light sources could provide a noteworthy performance enhancement in certain optical
Physics
The vibrant world of high-temperature superconductors, particularly cuprates, is a fascinating realm where conventional physics is continually challenged. These materials, characterized by their unique electron interactions, have become the focal point of intense scientific inquiry. Within cuprates, phenomena such as magnetic spin and charge density wave (CDW) order do not merely coexist but engage in
The phenomenon of superconductivity was first unearthed in 1911 by Dutch physicist Heike Kamerlingh Onnes. His groundbreaking discovery involved metallic mercury, which became superconductive—conducting electricity without any resistance—when cooled to a frigid temperature of 4.2 Kelvin. This pivotal moment initiated an ongoing quest within the scientific community to explore other materials that might exhibit superconductivity
In a significant leap forward for the realm of quantum computing, a research initiative led by UCLA’s California NanoSystems Institute has unveiled a groundbreaking material derived from traditional superconductors. These unique substances, known for allowing electrons to flow without resistance under chilling conditions, have garnered attention not only for their conventional applications but also for
Dark energy stands as one of the most perplexing phenomena in modern astrophysics, challenging our fundamental understanding of the universe. As a key component of the Lambda-CDM model, which serves as the standard framework in cosmology, dark energy is introduced through a cosmological constant—a term that Einstein himself formulated. Intriguingly, the cosmological constant is remarkably
Understanding the intricate world within cells has long captivated scientists, yet deciphering the mechanical properties of these fundamental units of life remains one of the most formidable challenges in biology. Despite a century of intensive research, the mechanical attributes of the cellular interior often elude traditional analysis techniques, which have been largely destructive. At the
Our universe, a marvel of cosmic design, has thrived for approximately 13.7 billion years. For many, this staggering age suggests an inherent stability, a grand orchestration of celestial bodies and forces that has led to the present-day cosmos. Yet beneath this appearance of permanence lies a precarious and potentially perilous nature cloaked in the fabric
In an exciting development at the Institute of Photonics at Leibniz University Hannover, a team of four dedicated researchers has unveiled an innovative approach to photon transmission that could redefine the landscape of telecommunications. This new transmitter-receiver concept focuses on the transmission of entangled photons through optical fibers, a crucial advancement that may pave the
Wave physics has long captured the imagination of researchers eager to control the behavior of waves in different mediums. Whether in solid-state systems, photonics, or the complex interplay of matter waves, the coherent transport and localization of waves represent a monumental challenge in the field. Among these phenomena stands the concept of Bloch oscillation (BO)
Atoms, the fundamental building blocks of matter, present a fascinating, albeit complex, quantum system. Each atom comprises a positively charged nucleus surrounded by a cloud of negatively charged electrons, all governed by the laws of quantum mechanics. When atoms aggregate to form molecules, their interactions become intricate, posing significant challenges for simulation and computation. These
As humanity seeks sustainable energy solutions, the quest for fusion power has led researchers to explore innovative designs for fusion reactors. One particularly compelling idea is that of the compact spherical tokamak, which could offer a more cost-effective route to achieving nuclear fusion. Instead of the traditional larger reactors, compact designs promise to harness the
High-temperature superconductors (HTS) represent a revolutionary advancement in electrical engineering, poised to transform the energy landscape as we know it. Unlike traditional superconductors that operate only at extreme sub-zero temperatures, HTS wires carry electricity without resistance at more manageable temperatures. This capability makes them a beacon of hope for energy generation and transmission systems, commercial
Recent research led by MIT physicists has illuminated a fresh perspective on the intricate world of exotic particles, specifically excitons, at the forefront of modern magnetism. This groundbreaking work investigates ultrathin materials, particularly nickel dihalides, which exhibit remarkable magnetic phenomena due to their unique atomic structures. As the scientific community amplifies its focus on such
As the digital age progresses, artificial intelligence (AI) continues to evolve, pushing the boundaries of what machines can achieve. However, with this development comes a significant challenge: the soaring energy consumption of traditional electronic systems. Researchers at the École Polytechnique Fédérale de Lausanne (EPFL) are addressing this pressing issue through innovative optical neural networks. By
In the quest for more efficient solar cells and light-emitting diodes (LEDs), a primary challenge is the management of the dynamics of excited states within these systems. Excited states, which are essential for converting light into electrical energy or producing light in LEDs, face a formidable adversary: annihilation. Within this waterfall of energy interactions, the
As our reliance on digital data storage intensifies, a pressing concern emerges: the staggering energy consumption of data centers, projected to consume nearly 10% of the world’s total energy generation soon. Such figures underscore an inevitable dilemma; the very materials that have propelled the age of information—predominantly ferromagnets—are hitting intrinsic limitations. This reliance on conventional