Results 71 to 80 of about 27,968 (212)

NONLINEAR OPTICS USING COLD RYDBERG ATOMS [PDF]

open access: yes, 2013
50 pages, 21 figures. Preprint of book chapter submitted to the Annual Review of cold atoms and molecules \copyright (2012) [copyright World Scientific Publishing Company]
Pritchard, Jonathan D.   +2 more
openaire   +3 more sources

The Highest Oxidation States of the Rare‐Earth Elements and the Challenge of Praseodymium(+5) Compounds

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 1, 2 January 2026.
Rare Earth Elements are known to form tri‐ and also di‐valent compounds. A few tetra‐valent compounds are also known, and recently the first molecules and crystals with Praseodymium(+5) were synthesized. By defining the atomic Ionization Quotient IQ, Ln(+4) compounds with suitable ligands appear possible for almost all 4f elements, while Pr(+5) may ...
Lian‐Wei Ye, W.H.Eugen Schwarz, Jun Li
wiley   +1 more source

Error-robust quantum signal processing using Rydberg atoms

open access: yesPhysical Review Research
Rydberg atom arrays have recently emerged as one of the most promising platforms for quantum simulation and quantum information processing. However, as is the case for other experimental platforms, the longer-term success of the Rydberg atom arrays in ...
Sina Zeytinoğlu, Sho Sugiura
doaj   +1 more source

Quantum GraviElectro Dynamics

open access: yesAnnalen der Physik, Volume 538, Issue 1, January 2026.
The BRST invariant Lagrangian of the gravitationally interacting U(1)$U(1)$ gauge theory, namely the Quantum GraviElectro Dynamics (QGED). The Yan–Mills theory with the Hilbert–Einstein gravitational Lagrangian, namely the Yang–Mills–Utiyama (YMU) theory, is defined and quantised using the standard procedure. The theory is perturbatively renormalisable,
Yoshimasa Kurihara
wiley   +1 more source

Towards a fictitious magnetic field trap for both ground and Rydberg state 87Rb atoms via the evanescent field of an optical nanofiber

open access: yesNew Journal of Physics
Cold Rydberg atoms, known for their long lifetimes and strong dipole-dipole interactions that lead to the Rydberg blockade phenomenon, are among the most promising platforms for quantum simulations, quantum computation and quantum networks.
Alexey Vylegzhanin   +4 more
doaj   +1 more source

Long-range Rydberg molecules, Rydberg macrodimers and Rydberg aggregates in an ultracold Cs gas

open access: yes, 2016
We present an overview of our recent investigations of long-range interactions in an ultracold Cs Rydberg gas. These interactions are studied by high-resolution photoassociation spectroscopy, using excitation close to one-photon transitions into $n$p$_{3/
Deiglmayr, Johannes   +2 more
core   +1 more source

Analysis of Methyl Substitution in Phenolic Compounds as Potential Biofuel Additives: From Solid‐State Description to Antioxidant Potential

open access: yesChemistrySelect, Volume 11, Issue 2, 15 January 2026.
The rising demand for renewable energy points to biodiesel as a viable fossil fuel alternative, yet its limited oxidative stability remains a challenge. This study reveals that methyl‐substituted hydroquinone derivatives exhibit enhanced antioxidant capacity, suggesting their promise as biofuel additives.
João P. M. Rodrigues   +5 more
wiley   +1 more source

Rydberg atom mediated non-destructive readout of collective rotational states in polar molecule arrays

open access: yes, 2016
We analyze in detail the possibility to use charge-dipole interaction between a single polar molecule or a 1D molecular array and a single Rydberg atom to read out rotational populations.
Kuznetsova, Elena   +3 more
core   +1 more source

In Search of Structure’ Links Across Length Scales: Crossover Among Structural Motifs, Energetics, and Magic Systems in Subnanometer Transition Metals Clusters

open access: yesSmall Structures, Volume 7, Issue 1, January 2026.
Evolution of structural motifs of transition metal systems from tetramers and hexamers to bulk phases is studied. Clusters of transition metal (TM) elements are becoming increasingly important in our daily lives for a wide ensemble of applications in catalysis and bio‐fields, for health, energy and environmental problems.
Ernesto Garcia‐Alfonso   +3 more
wiley   +1 more source

Electromagnetically Induced Transparency in strongly interacting Rydberg Gases

open access: yes, 2011
We develop an efficient Monte-Carlo approach to describe the optical response of cold three-level atoms in the presence of EIT and strong atomic interactions.
Ates, C., Pohl, T., Sevinçli, S.
core   +1 more source

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