نتایج جستجو برای: atomic mass
تعداد نتایج: 562573 فیلتر نتایج به سال:
Abstract We have used the Arecibo Telescope and Green Bank (GBT) to carry out a deep search for H i 21 cm emission from large sample of “Green Pea” galaxies, yielding 19 detections, upper limits on mass. obtain masses M ≈ (4–300) × 10 8 ⊙ with median mass 2.6 9 ; non-detections, 3 σ limit is 5.5 . These are first estimates atomic gas content Pea galaxies. find that -to-stellar ratio in Peas con...
There are four fundamental atomic particles-the proton, the neutron, the electron, and the positron. The proton has mass and a unit positive electrical charge. The neutron has mass and no charge. The electron has very small mass compared with the proton and neutron, and has unit negative electrical charge. The positron is the positively charged counterpart of the electron, having equal mass and...
Energy Conservation: Particles (mass, momentum); Asymmetric Energy Forms Mass/Atomic Matter, Momentum; Bound EM Energy (asymmetric energy forms no antimatter) E = mcc; hv = mcc Time/History; Causality; "Karma"; Spacetime Metric; Entropic/Causal Conservation Domain of Matter; Time is Created From Space by Gravity, Producing "Spacetime" Hyperons, Nucleons, Baryons, Mesons, Quarks; Atomic Nucleus;...
Energy Conservation: Particles (mass, momentum); Asymmetric Energy Forms Mass/Atomic Matter, Momentum; Bound EM Energy (asymmetric energy forms no antimatter) E = mcc; hv = mcc Time/History; Causality; "Karma"; Spacetime Metric; Entropic/Causal Conservation Domain of Matter; Time is Created From Space by Gravity, Producing "Spacetime" Hyperons, Nucleons, Baryons, Mesons, Quarks; Atomic Nucleus;...
In this paper, methods of surface modification of different supports, i.e. glass and polymeric beads for enzyme immobilisation are described. The developed method of enzyme immobilisation is based on Schiff’s base formation between the amino groups on the enzyme surface and the aldehyde groups on the chemically modified surface of the supports. The surface of silicon modified by APTS and GOPS w...
Using the Solvent Evaporating and Atomic Emission Spectrophotometric methods, the solubilitiesof Li2CO3 were determined in various mixed- solvent "water + ethanol" with various mass percentof ethanol, and in the presence of NaNO3 in various molarities at 25.0°C . The results wereinterpreted in terms of mean ionic activity coefficient and ion association phenomenon.
We explore the quantum dynamics of heteronuclear atomic collisions in waveguides and demonstrate the existence of a novel mechanism for the resonant formation of polar molecules. The molecular formation probabilities can be tuned by changing the trap frequencies characterizing the transverse modes of the atomic species. The origin of this effect is the confinement-induced mixing of the relative...
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