Results 11 to 20 of about 2,237 (83)

Holographic interference in atomic photoionization from a semiclassical standpoint [PDF]

open access: yes, 2019
A theoretical study of the interference pattern imprinted on the doubly differential momentum distribution of the photoelectron due to atomic ionization induced by a short laser pulse is developed from a semiclassical standpoint. We use the semiclassical
Arbo, Diego, López, Sebastián David
core   +2 more sources

Dynamics of a single ion spin impurity in a spin-polarized atomic bath [PDF]

open access: yes, 2018
We report on observations of spin dynamics in single Yb$^+$ ions immersed in a cold cloud of spin-polarized $^6$Li atoms. This species combination has been proposed to be the most suitable system to reach the quantum regime in atom-ion experiments. For $^
Ewald, Norman Vincenz   +5 more
core   +3 more sources

Super-Nernstian ion sensitive field-effect transistor exploiting charge screening in WSe2/MoS2 heterostructure

open access: yesnpj 2D Materials and Applications, 2021
Ion-sensitive field-effect transistors (ISFETs) have gained a lot of attention in recent times as compact, low-cost biosensors with fast response time and label-free detection.
S. Sanjay   +3 more
semanticscholar   +1 more source

Momentum transfers in correlation-assisted tunnelling [PDF]

open access: yes, 2013
We consider correlation-assisted tunnel ionization of a small molecule by an intense low-frequency laser pulse. In this mechanism, the departing electron excites the state of the ion via a Coulomb interaction.
Ivanov, Misha, Pisanty, Emilio
core   +2 more sources

STE-QUEST—test of the universality of free fall using cold atom interferometry [PDF]

open access: yes, 2013
The theory of general relativity describes macroscopic phenomena driven by the influence of gravity while quantum mechanics brilliantly accounts for microscopic effects.
D. Aguilera   +66 more
semanticscholar   +1 more source

Rapid biogenic fabrication of silver nanoparticles using Ziziphus nummularia under optimised conditions and evaluation of their antimicrobial synergy

open access: yesDigest Journal of Nanomaterials and Biostructures, 2022
Nanotechnology deals with the Nanoparticles having a size of 1-100 nm in one dimension used significantly concerning medical chemistry, atomic physics, and all other known fields. These particles can be prepared easily by different physical, chemical and
V. Kumar   +6 more
semanticscholar   +1 more source

Review of experimental and theoretical status of the proton radius puzzle [PDF]

open access: yes, 2017
The discrepancy between the measured Lamb shift in muonic hydrogen and expectations from electron-proton scattering and regular hydrogen spectroscopy has become known as the proton radius puzzle, whose most "mundane" resolution requires a $> 5 \sigma ...
Hill, Richard J.
core   +2 more sources

Initial Performance Testing of Sri Gamma Spectroscopy Scintillators and Comparison to Other Improved-Resolution Detectors for Typical Health Physics Applications

open access: yesEPJ Web of Conferences, 2020
Europium-doped Strontium Iodide (SrI) scintillation gamma detectors have only recently become commercially available. SrI has very high light output ranging from 80,000-100,000 ph/MeV and energy resolution as good as 2.9% at 662 keV and 14.8% at 32 keV ...
F. Bronson
semanticscholar   +1 more source

Recollision scenario without tunneling : Role of the ionic core potential [PDF]

open access: yes, 2013
The standard model of strong laser physics, the recollision scenario, omits the ionic core potential after tunneling. Strikingly, although the Coulomb interaction drives all stages of recollision, the maximum energy the electrons bring back to the core ...
Chandre, Cristel   +3 more
core   +5 more sources

Ion-Specific and pH-Dependent Hydration of Mica–Electrolyte Interfaces

open access: yesLangmuir, 2019
Hydration forces play a crucial role in a wide range of phenomena in physics, chemistry, and biology. Here, we study the hydration of mica surfaces in contact with various alkali chloride solutions over a wide range of concentrations and pH values. Using
Simone R van Lin   +4 more
semanticscholar   +1 more source

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