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We present a robust, continuous molecular decelerator that employs high magnetic fields and few optical pumping steps. CaOH molecules are slowed, accumulating at low velocities in a range sufficient for loading both magnetic and…

While photons in free space barely interact, matter can mediate interactions between them resulting in optical nonlinearities. Such interactions at the single-quantum level result in an on-site photon repulsion, crucial for photon-based…

Mesoscale and Nanoscale Physics · Physics 2020-06-24 Weijie Li , Xin Lu , Sudipta Dubey , Luka Devenica , Ajit Srivastava

van der Waals (vdW) interaction plays a fundamental role in the surface-molecules related phenomena. Tuning of the correlated charge fluctuation in the vdW complex is a plausible way to modulate the molecules interaction at the atomic…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 Manoharan Muruganathan , Jian Sun , Tomonori Imamura , Hiroshi Mizuta

Full disk vector magnetic fields are used widely for developing better understanding of large-scale structure, morphology, and patterns of the solar magnetic field. The data are also important for modeling various solar phenomena. However,…

Solar and Stellar Astrophysics · Physics 2021-01-19 Alexei A. Pevtsov , Yang Liu , Ilpo Virtanen , Luca Bertello , Kalevi Mursula , K. D. Leka , Anna L. H. Hughes

A new mechanism is described, analyzed and visualized, for the dissipation of suprathermal rotation energy of molecules in magnetic fields, a necessary condition for their alignment. It relies upon the Lorentz force perturbing the motion of…

Astrophysics of Galaxies · Physics 2016-02-17 Renaud Papoular

The recently discovered van der Waals material CeSiI exhibits both heavy fermion behavior and spiral order with strong magnetic anisotropy which makes it a potential host for topological spin textures such as skyrmions through electrical…

Mesoscale and Nanoscale Physics · Physics 2024-10-10 Aayush Vijayvargia , Hao Zhang , Kipton Barros , Shi-Zeng Lin , Onur Erten

Van der Waals (vdW) heterostructures allow the engineering of electronic and magnetic properties by the stacking different two-dimensional vdW materials. For example, orbital hybridisation and charge transfer at a vdW interface may result…

Magnetic fields play a fundamental role for interior and atmospheric properties of M dwarfs and greatly influence terrestrial planets orbiting in the habitable zones of these low-mass stars. Determination of the strength and topology of…

Solar and Stellar Astrophysics · Physics 2020-12-23 Oleg Kochukhov

Dispersion interactions such as the van der Waals interaction between atoms or molecules derive from quantum fluctuations of the electromagnetic field and can be understood as the exchange of virtual photons between the interacting…

Quantum Physics · Physics 2015-06-11 Harald R. Haakh , Stefan Scheel

The control of magnetic fields underpins a wide variety of cutting-edge technologies, ranging from the guiding of micro-robots for medical applications to the trapping of atoms for quantum experiments. Relying on different arrangements of…

Classical Physics · Physics 2020-10-28 Rosa Mach-Batlle , Mark G. Bason , Nuria Del-Valle , Jordi Prat-Camps

Three-dimensional Weyl and Dirac semimetals can support a chiral-symmetry-breaking, fully gapped, charge-density-wave order even for sufficiently weak repulsive electron-electron interactions, when placed in strong magnetic fields. In the…

Mesoscale and Nanoscale Physics · Physics 2015-12-25 Bitan Roy , Jay D. Sau

Basic aspects of the relationship between the magnetic field and polarized maser radiation are described with the emphasis on interpreting the observed spectra. Special attention is given to three issues--the limitations on the…

Astrophysics · Physics 2008-11-11 William D. Watson

Shallow acceptor levels in Si/Ge/Si quantum well heterostructures are characterized by resonant tunneling spectroscopy in the presence of high magnetic fields. In a perpendicular magnetic field we observe a linear Zeeman splitting of the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 K. -M. Haendel , R. Winkler , U. Denker , O. G. Schmidt , R. -J. Haug

We consider a mesoscopic normal metal, where the spin degeneracy is lifted by a ferromagnetic exchange field or Zeeman splitting, coupled to two superconducting reservoirs. As a function of the exchange field or the distance between the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Tero T. Heikkila , Frank K. Wilhelm , Gerd Schoen

We develop the theory of the magnetic-field-induced Wigner crystallization effect for charged interlayer excitons (CIE) discovered recently in transition-metal-dichalcogenide (TMD) heterobilayers. We derive the ratio of the average…

Mesoscale and Nanoscale Physics · Physics 2026-04-17 Igor V. Bondarev , Yurii E. Lozovik

Various strong coupling theories of the one-component plasma have successfully predicted the thermodynamic and structural properties by separating the Coulomb potential into short- and long-ranged parts in {\itshape ad hoc} ways. Moreover,…

Statistical Mechanics · Physics 2018-11-07 Hiroshi Frusawa

We show that ionization and dissociation can be influenced separately in a molecule with appropriate external noise. Specifically we investigate the hydrogen molecular ion under a stochastic force quantum mechanically beyond the…

Quantum Physics · Physics 2009-11-13 Anatole Kenfack , Jan M. Rost , Frank Grossmann

The Zeeman effect offers unique opportunities for magnetic manipulation of the spin degree of freedom (DOF). Recently, valley Zeeman splitting, referring to the lifting of valley degeneracy, has been demonstrated in two-dimensional…

We present estimates of magnetic field strengths in the interstellar media of starburst galaxies derived from measurements of Zeeman splitting associated with OH megamasers. The results for eight galaxies with Zeeman detections suggest that…

Astrophysics of Galaxies · Physics 2015-06-17 James McBride , Eliot Quataert , Carl Heiles , Amber Bauermeister

The van der Waals coefficients and the separation dependent retardation functions of the interactions between the atomically thin films of the multi-layered transition metal molybdenum disulfide (MoS$_2$) dichalcogenides with the alkali…

Materials Science · Physics 2020-08-12 Shankar Dutt , Sukhjit Singh , A. Mahajan , Bindiya Arora , B. K. Sahoo