Unlocking Binary Secrets: A New Era of Stellar Pair Studies
A comprehensive strategy for advancing our understanding of how binary stars evolve is proposed, emphasizing the power of systematically observed stellar pairs.
Science
Beyond the Standard Model: The Quest to Understand the Higgs
A new generation of colliders and advanced detector technologies are crucial to unlock the full potential of Higgs boson studies and reveal potential physics beyond our current understanding.
Twisted Physics: Exceptional Points Collide on a Klein Bottle
New research reveals an unusual interaction of degenerate states in a non-Hermitian system defined on a nonorientable surface, potentially reshaping our understanding of topological phase transitions.
Beyond the Visible: Hunting for Hidden Dimensions at the LHC
A new analysis reveals that subtle interactions between the Higgs boson and a potential particle from an extra dimension could dramatically improve the chances of detecting these hidden realms.
The Unexpected Link Between Randomness and Order
![Numerical simulation reveals that two overdamped Brownian particles, subject to feedback control of their joint statistics, exhibit finite-time entanglement evidenced by a cross-covariance that grows logarithmically with time-specifically, [latex]\mathrm{Cov}[x\_{1},x\_{2}]=2\kappa\sqrt{D\_{1}D\_{2}}\ln(t/t\_{0})[/latex]-demonstrating how outcome-space feedback can induce correlations even in systems governed by random motion.](https://arxiv.org/html/2601.02388v1/x2.png)
New research reveals how feedback within stochastic systems can drive statistical convergence, blurring the lines between chance and predictability.
Spooky Action at a Distance, Confirmed by Gravity?
![The theoretical setup explores how a mass [latex]A[/latex], existing in a past superposition, recombines at a distinct spacetime point from a similar process affecting mass [latex]B[/latex], with the propagation of which-path information - encoded in phases [latex]\varphi^{\textsc{b}}\_{\textsc{a}s\_{\textsc{a}}}[/latex] - and decoherence-inducing radiation (quantified by [latex]\Gamma_a[/latex] and [latex]\Gamma_b[/latex]) both adhering to causal limits defined by a hypersurface Σ.](https://arxiv.org/html/2601.03214v1/x1.png)
New research explores the conditions under which gravitational entanglement could reveal the existence of the elusive graviton particle.
Quantum Sensors Tighten the Search for Dark Matter
![The study demonstrates that the aluminum transmon loss function, initially modeled with a Lindhard function and a superconducting gap correction, exhibits momentum-independent behavior for low-energy quanta (q < a few hundred eV), but converges to a bulk-like response at higher energies [latex]q \gtrsim 2\,{\rm keV} \gg d^{-1}[/latex], where <i>d</i> represents the aluminum layer thickness, effectively eliminating discernible differences attributable to the thin-layer geometry.](https://arxiv.org/html/2601.02474v1/x1.png)
New analysis of superconducting qubit data reveals a powerful, unexpected probe for interactions between dark matter and ordinary matter.
Twisted Boundaries, Subtle Anomalies: Unveiling Hidden Symmetries in 2D Fermions
New research demonstrates how the parity anomaly of a 2+1D Dirac fermion can be detected and matched using twisted boundary conditions and crystalline symmetries on a lattice.
Hunting Dark Matter with Molecular Magnets
![Dysprosium emerges as a promising medium for dark photon research, exhibiting sensitivity to kinetic mixing ε across a range of values-specifically, when [latex]f[/latex] varies from 0.01 to 0.1-and potentially unlocking several orders of magnitude of previously unexplored parameter space.](https://arxiv.org/html/2601.01043v1/x9.png)
A new approach leverages the unique properties of single-molecule magnets to search for interactions with elusive dark matter particles.
Catching Atoms in Motion: X-rays Illuminate Ultrafast Material Dynamics
New X-ray techniques are providing an unprecedented glimpse into the fleeting world of atomic-scale changes in complex materials.