Results 21 to 30 of about 17,786 (304)

Crystal structure of dirubidium hydrogen citrate from laboratory X-ray powder diffraction data and DFT comparison

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2017
The crystal structure of dirubidium hydrogen citrate, 2Rb+·HC6H5O72−, has been solved and refined using laboratory X-ray powder diffraction data, and optimized using density functional techniques. The un-ionized carboxylic acid group forms helical chains
Alagappa Rammohan, James A. Kaduk
doaj   +1 more source

Angiogenesis PET Tracer Uptake (68Ga-NODAGA-E[(cRGDyK)]2) in Induced Myocardial Infarction and Stromal Cell Treatment in Minipigs

open access: yesDiagnostics, 2018
Angiogenesis is considered integral to the reparative process after ischemic injury. The αvβ3 integrin is a critical modulator of angiogenesis and highly expressed in activated endothelial cells.
Thomas Rasmussen   +12 more
doaj   +1 more source

Associative detachment in anion-atom reactions involving a dipole-bound electron

open access: yesNature Communications, 2022
Associative electronic detachment (AED) reactions of anions play a key role in many natural processes. Here, Hassan and colleagues investigate AED reactions between hydroxyl anions and ultracold rubidium atoms in a hybrid atom-ion trap, revealing ...
Saba Zia Hassan   +7 more
doaj   +1 more source

Absolute isotopic abundance ratio and atomic weight of terrestrial rubidium [PDF]

open access: yes, 1969
An absolute value has been obtained for the isotopic abundance ratio of terrestrial rubidium, using solid-sample thermal ionization mass spectrometry.
Catanzaro, E.J.; Murphy, T.J.; Garner, E.L.; Shields, W.R.
core   +1 more source

Effect of Oxygen Concentration on Superconducting Properties of Rubidium Tungsten Bronzes RbxWOy [PDF]

open access: yes, 2011
Superconducting transition temperature (T c) as a function of oxygen concentration for hexagonal rubidium tungsten bronzes Rb x WO y with 2.80 ≤ y ≤ 3.07 and x = 0.19, 0.23, and 0.27 has been systematically investigated.
Chien, Fan-z, Ling, Dah-chin
core   +1 more source

Comparison of Gravitational and Light Frequency Shifts in Rubidium Atomic Clock

open access: yesUniverse, 2020
The article presents the results of an experimental study of the external magnetic field orientation and magnitude influence on the rubidium atomic clock, simulating the influence of the geomagnetic field on the onboard rubidium atomic clock of ...
Alexey Baranov   +3 more
doaj   +1 more source

RUBIDIUM IN THE INTERSTELLAR MEDIUM [PDF]

open access: yesThe Astrophysical Journal, 2009
24 pages, 3 figures.
Walker, Kyle M.   +3 more
openaire   +3 more sources

The effect of rubidium sulphate and palladium chloride on the growth of plants [PDF]

open access: yes, 1934
SUMMARY. 1. Comparisons have been made between the action of rubidium sulphate and palladium chloride on the growth of barley, wheat, oats peas and beans in complete nutrient solutions. 2.
Brenchley, W. E.
core   +1 more source

Adsorption of Cesium, Strontium, and Rubidium radionuclides in the Mag-molecular process: The influence of important factors [PDF]

open access: yesAdvances in Environmental Technology, 2017
In this study, the adsorption of cesium, strontium, and rubidium radionuclides by ferritin magmolecules in a batch system was investigated under different experimental conditions.
Fatemeh Tangestani   +3 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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