The universe is a complex and mysterious realm filled with fascinating celestial phenomena. Among these, neutron stars and black holes stand out due to their unique characteristics and significant implications for our understanding of physics and cosmology. This article delves into the fundamental differences between these two astronomical entities, examining the underlying physical principles, current
Physics
A recent groundbreaking study spearheaded by Qimiao Si from Rice University has introduced an innovative classification within the realm of quantum materials, termed quantum critical metals. Published in the prestigious journal *Physical Review Letters* on September 6, this research delves into the complex interactions between electrons, particularly focusing on Kondo coupling and chiral spin liquids.
In a groundbreaking study by physicists at the University of Bonn and the University of Kaiserslautern-Landau (RPTU), researchers have successfully created a one-dimensional gas composed of photons, addressing a significant gap in understanding the behavior of light in confined spaces. This pioneering work allows for an unprecedented exploration of theoretical predictions regarding the transition of
The current landscape of computing technology is punctuated by a period of stagnation in speed enhancements. Traditional semiconductor-based systems are limited by the physical attributes of the materials they utilize, typically reaching frequencies in the gigahertz range. This limitation translates to a finite number of operations per second, almost capping the capabilities of modern processors.
In the realm of particle physics, the Higgs boson holds a paramount position. Its existence, confirmed in 2012, serves as a cornerstone of the Standard Model, particularly regarding the mechanism that imparts mass to elementary particles. A pivotal goal of the ATLAS Higgs physics program is to refine our understanding of how the Higgs boson
The mysteries of quantum mechanics often leave us bewildered, and one of the most famous illustrations of this bafflement is the thought experiment known as Schrödinger’s cat. In this scenario, the hypothetical feline exists in a paradoxical state, simultaneously alive and dead, until an observer makes a measurement. However, in our macroscopic world, we don’t
The quest to unlock the potential of quantum anomalous Hall (QAH) insulators hinges on overcoming the hurdles posed by magnetic disorder. A groundbreaking study led by a team from Monash University has shed light on how magnetic disorder disrupts the fundamental topological protection in these cutting-edge materials. The findings, detailed in the article “Imaging the
In recent years, advancements in photonic applications have remarkably reshaped sectors such as communication, medicine, and spectroscopy. The ability to manipulate light through interactions with matter has paved the way for groundbreaking technologies, including lasers and quantum computing. The latest achievement in this fast-evolving field comes from researchers at Chalmers University of Technology. By merging
Recent developments in the field of quantum computing have illuminated the path toward more coherent understandings of complex quantum systems. Researchers at the University of Chicago, in collaboration with Argonne National Laboratory, have unveiled a novel classical algorithm that simulates Gaussian boson sampling (GBS) experiments. This breakthrough, published in *Nature Physics*, does more than just
A recent breakthrough by an international collaboration of researchers has unveiled a surprisingly straightforward relationship between energy and information transmission across the interfaces of different quantum field theories. Published in *Physical Review Letters* on August 30, this study delves into a frequently overlooked aspect of theoretical physics: the interplay between energy transmission and the transfer
In the ever-evolving realm of microscopy, innovation continues to reshape how we explore and understand the microscopic world. A striking breakthrough has emerged from researchers at the Tokyo University of Agriculture and Technology: a smartphone-based digital holographic microscope. This compact and cost-effective technology promises to democratize access to precise 3D measurements across diverse applications, enhancing
The universe is an extraordinary arena, where stars and planets exist under conditions that are nothing short of extreme. Within these celestial bodies, pressures soar to millions of bars, and temperatures can reach several million degrees Celsius. Understanding the properties of matter under such conditions is crucial not only for astrophysics but also for material
The genesis and demise of stars have been a subject of intrigue and fascination for both scientists and stargazers alike. As they illuminate the cosmos, stars play a crucial role in the creation of elemental matter that forms the very fabric of our universe. Despite extensive research, definitive answers regarding their birth, lifecycle, and the
The burgeoning field of spintronics is set to benefit significantly from innovative advancements in materials science, particularly from the discovery of intrinsic magnetic second-order topological insulators. A recent study published by researchers from Monash University, affiliated with the FLEET Center, sheds light on these groundbreaking materials and their implications for future electronic devices. While the
In recent years, the field of spintronics has gained considerable attention due to its potential to transform electronic devices. Spin currents, which represent a novel type of electrical flow stemming from the ordered spins of electrons, hold a promise for faster and more energy-efficient electronics. A groundbreaking study led by an international team of physicists