关键词: Physics - Atomic Physics Astrophysics - Galaxy Astrophysics Physics - Chemical Physics 被引量: 7 摘要: We will present measurements and theoretical calculations of a surprisingly fast chemical reaction observed between ultracold 174Yb+ ions and 40Ca atoms held in a hybrid MOTION trap, ...
During a chemical reaction, sum of the masses of the reactants and products remains unchanged, which is known as the‘Law of Conservation of Mass.’ Law of Definite Proportions In a pure chemical compound, its elements are always present in a definite proportion by mass, which is known as...
reactive adenopathy had been determined. Therefore, during significantly more than one year of diagnostic study the genesis of be a fragment of a spongy bone of a centimeter dimensions. These activities have let to unlock the right lung lower lobe. Chronic obstructive pulmonary infection (COPD) is...
Effect of the chemical state of atoms, excited by the beam of directed ions, on the angular anisotropy of the intensity of the emitted x-ray spectrumIon-atom collision is with a relative energy of the order of 1 MeV/a.e.u. are accompani...
Artwork: A lithium atom (Li) forms a positive ion (Li +) by "losing" an electron. A fluorine atom (F) forms a negative ion (F −) by gaining an electron. What's so good about ions? They're very important in many chemical reactions. For example, ordinary table salt (which has ...
摘要: The equilibrium thermodynamic properties of gaseous mixtures at high temperatures are treated by an extension of the cluster theory of Ursell, omitting the assumption of additivity of pair energies. An effective partition function is introduced, which is a convenient function...
Atoms and molecules can become ionized during the scattering of a slow, heavy particle off a bound electron. Such an interaction involving leptophilic weak... B? Roberts,V? Flambaum,G? Gribakin - 《Physical Review Letters》 被引量: 3发表: 2015年 Excitation of simple atoms by slow magnetic...
It is measured here in situ by chemical actinometry. In the experiment, electrons are accelerated into a field-free space, while the Hg vapour is irradiated with its resonance light. Some electrons, colliding with Hg$^{\ast}$, become fast enough to reach a collector kept at a retarding ...
Through isotope-labeling with D, we also show the generation and absorption of D during corrosion11. This effect can become essential not only for the corrosion process itself but also for the associated change in the mechanical response of the corroded material, namely, through H-related embrittl...
The electronic configuration of an atom is a powerful tool to understand its physical and chemical properties. By applying the Aufbau principle and its exceptions, we can write the electronic configuration of any element using its atomic number and its position in the periodic table. By using hybr...