630 papers
The subatomic world is a realm where matter behaves in ways that defy our everyday intuition, and this category explores the fundamental building blocks of our universe. From the intricate dance of quarks inside a proton to the strange properties of electrons, these studies reveal the deep rules that govern everything from the smallest particles to the largest stars.
At Gist.Science, we track every new preprint in this field as it appears on arXiv, ensuring you stay ahead of the curve. For each discovery, we provide both a clear, plain-language explanation of the core ideas and a detailed technical summary for those who want to dive deeper into the mathematics and methodology.
Below are the latest papers in Atom-Ph, offering fresh insights into the structure and behavior of the atomic scale.
This paper demonstrates that dissipative quantum systems can achieve rapid state manipulation by employing a cooperative "bang-drift-bang" strategy where coherent pulses strategically reorient the system onto fast relaxation channels, allowing the environment to drive the majority of the transfer and resulting in significant geometric amplification and speedup over passive relaxation timescales.
This paper demonstrates all-optical control of birefringence in a cold ytterbium atomic ensemble by using an off-resonant dressing beam to induce tunable, polarization-dependent light shifts that manipulate the probe light's polarization state without any external magnetic field.
This study uses real-time time-dependent density functional theory coupled with Ehrenfest molecular dynamics to demonstrate that while the net ionization of water clusters (n=1–4) remains relatively constant with size, increasing cluster size significantly enhances proton-mediated dynamics, leading to a sharp rise in H-ejection, stable H-transfer, and dissociation propensity driven by topology-level nuclear changes rather than ionization magnitude alone.
This paper proposes a fault-tolerant hybrid quantum architecture that combines cavity QED-based atom-photon entangling gates with measurement-based quantum computing to achieve scalable, high-connectivity quantum processing with a demonstrated photon-loss threshold of approximately 2.6% per gate.
This paper reformulates trapped-atom light-matter interaction using classical modulation theory by separating mean and fluctuation operators to derive an accurate, analytically tractable Bessel-function approximation for transition couplings that bridges classical and quantum descriptions.
This study achieves the first direct imaging of ultrafast enantioselective orientation dynamics in isolated chiral molecules by using unidirectional coherent rotation induced by femtosecond laser pulses to reveal mirror-image out-of-plane orientations for 2-methyloxirane enantiomers via time-resolved Coulomb explosion imaging.
By combining precise Feshbach spectrum calibration with differential magnetic moment measurements for over 80 resonances in Dy, this study reveals that quantum chaos in strongly dipolar gases is not uniform but coexists with regular dynamics, depending on the molecular-state composition of the resonances.
This paper numerically demonstrates that strong-field ionization of atoms in long XUV laser pulses within the nondipole regime exhibits a quasiperiodic modulation of ionization yield, driven by Coulomb-induced oscillations of the electron wave packet and unusual photon momentum sharing, which are observable in upcoming x-ray free-electron laser facilities.
This paper proposes a dark matter detection scheme using an array of unentangled qubits in a Ramsey-type interferometer to achieve a sensitivity scaling of , demonstrating that trapped-ion systems with can match or surpass existing experimental and astrophysical bounds for wave-like dark matter and high-frequency gravitational waves.
This paper demonstrates that while ideal counterdiabatic shortcuts can exactly cancel the bright-state source of spontaneous Raman scattering in atom optics, this source-nulling strategy is ultimately less effective than simply chirping the two-photon detuning for velocity selection in warm clouds and high-order large-momentum-transfer optics, as the total scattering cost is governed by the residual Hamiltonian perturbation rather than the canceled source.