Results 1 to 10 of about 43,463 (128)

Study on the 4-ethyl-2(α-methyl benzyl) phenol Extraction-Separation Between Rubidium and Potassium [PDF]

open access: yesE3S Web of Conferences, 2021
More than 92% of rubidium resources on the earth exist in salt lake brine and underground brine. Rubidium in brine coexists with a large amount of potassium with very similar physical and chemical properties, making the extraction technology of rubidium ...
Huang Zheng-gen   +3 more
doaj   +1 more source

Rubidium intake in the adult population of the Omsk region

open access: yesФундаментальная и клиническая медицина, 2022
Aim. To assess the nutritional consumption of rubidium in the adult population of the Omsk Region.Materials and Methods. Here we performed a cross-sectional study which included 421 individuals (177 men and 244 women) aged 18 to 83 years (median age 37 ...
A. V. Brusentsova   +3 more
doaj   +1 more source

Analysis and optimization of rubidium spectrum lamp to eliminate frequency fluctuations of rubidium atomic frequency standard [PDF]

open access: yesMATEC Web of Conferences, 2020
Rubidium atomic frequency standard (RAFS) is the most widely used frequency standard in space. The light used to pump the atoms and detect the resonance signal is emitted by rubidium spectrum lamp, so the light intensity of rubidium spectrum lamp ...
Lian Jiqing   +5 more
doaj   +1 more source

CHARACTERISTIC OF Zr-BEARING CRYSTALLINE PHASES FROM Rb-BEARING MODEL MATRIX MATERIALS [PDF]

open access: yesМинералогия, 2023
As part of the synthesis of new matrix materials for vitrification of highly active radioactive wastes, the crystalline phases formed during rapid cooling from melts of the Na2O–Rb2O–SrO(Ba)–B2O3– SiO2–Al2O3–ZrO2 system with a high Rb and Zr content (up ...
V.E. Eremyashev   +3 more
doaj   +1 more source

Effect of Rubidium on Solidification Parameters, Structure and Operational Characteristics of Eutectic Al-Si Alloy

open access: yesMetals, 2023
Modification of the eutectic silicon in Al–Si alloys causes a structural transformation of the silicon phase from a needle-like to a fine fibrous morphology and is carried out extensively in the industry to improve mechanical properties of the alloys ...
Igor A. Petrov   +4 more
doaj   +1 more source

Improving the start-up characteristics of the rubidium atomic clock

open access: yesAIP Advances, 2022
Considering the importance of start-up characteristics of the rubidium atomic clock in engineering applications, the objective of this paper is to optimize the start-up characteristics of the rubidium atomic clock by studying the theory of the rubidium ...
Yonggang Guo   +8 more
doaj   +1 more source

Quantum test of the Universality of Free Fall using rubidium and potassium [PDF]

open access: yes, 2020
We report on an improved test of the Universality of Free Fall using a rubidium-potassium dual-species matter wave interferometer. We describe our apparatus and detail challenges and solutions relevant when operating a potassium interferometer, as well ...
Albers, H.   +13 more
core   +3 more sources

Electromagnetically induced transparency and four-wave mixing in a cold atomic ensemble with large optical depth [PDF]

open access: yes, 2014
We report on the delay of optical pulses using electromagnetically induced transparency in an ensemble of cold atoms with an optical depth exceeding 500.
Assad, S. M.   +9 more
core   +2 more sources

Kinetic studies of rubidium extraction from muscovite using chlorination roasting-water leaching process

open access: yes工程科学学报, 2018
Rubidium is a very active and highly dispersed rare alkali metal, which has a wide range of applications in space technology, electronics, bioengineering, and materials science.
CHEN Li-jie   +3 more
doaj   +1 more source

Multi-Parameter Optimization of Rubidium Laser Optically Pumped Magnetometers with Geomagnetic Field Intensity

open access: yesSensors, 2023
Rubidium laser optically pumped magnetometers (OPMs) are widely used magnetic sensors based on the Zeeman effect, laser pumping, and magnetic resonance principles. They measure the magnetic field by measuring the magnetic resonance signal passing through
Kun Xu   +9 more
doaj   +1 more source

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