The helium dimer is a van der Waals molecule with formula He2 consisting of two helium atoms. This chemical is the largest diatomic molecule—a molecule...

helium dimer. The three-atom combination of helium-4 atoms is an Efimov state. Helium-3 is predicted to form a trimer, although ground state dimers containing...

The preparation of LiHe opens up the possibility to prepare other helium dimers, and beyond that multi-atom clusters that could be used to investigate...

species that would not traditionally be considered molecules, such as the helium dimer, He2, which has one vibrational bound state and is so loosely bound that...

Onishi, Taku (19 May 2015). "A Molecular Orbital Analysis on Helium Dimer and Helium-Containing Materials". Journal of the Chinese Chemical Society...

The simplest example of three-electron bonding can be found in the helium dimer cation, He+ 2. It is considered a "half bond" because it consists of...

quantum dimer system was originally proposed by Matsubara and Matsuda as a mapping of the lattice Bose gas to the quantum antiferromagnet. Quantum dimer magnets...

than 3.0 kcal/mol. Held together entirely by the van der Waals force, helium dimer, He2, has the lowest measured bond dissociation energy of only 0.022 kcal/mol...

referred to as aerogens) are the members of group 18 of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn) and, in...

molecular beam and has binding energy of approximately 0.001 J/mol. (The helium dimer is a van der Waals molecule.) Besides, the strength of a bond can also...

and at 677 °C the dimer has 7.4% of the vapour pressure (13.8% by mass). The rubidium dimer has been formed on the surface of helium nanodroplets when...

mixture of linear monomer and cyclic dimer, trimer, and tetramer forms. The monomer is dimethyldioxirane. The dimer is known as diacetone diperoxide (DADP)...

converting electrical energy to a laser light output. The first gas laser, the Helium–neon laser (HeNe), was co-invented by Iranian engineer and scientist Ali...

Diargon or the argon dimer is a molecule containing two argon atoms. Normally, this is only very weakly bound together by van der Waals forces (a van...

first ionization potential of 21.564 eV, which is only exceeded by that of helium (24.587 eV), requiring too much energy to make stable ionic compounds. Neon's...

helium and beryllium, but not between helium and neon. This similarly affects the noble gases' boiling points and solubilities in water, where helium...

groups interchange readily intramolecularly. At higher temperatures, the dimer cracks into monomeric AlEt3. Triethylaluminium can be formed via several...

one side, and the very unreactive argon (15.8 eV), neon (21.6 eV), and helium (24.6 eV) on the other. Consistent with this classification, Kr, Xe, and...

α or α2+. Because they are identical to helium nuclei, they are also called He2+ or 4 2He2+ indicating helium with a +2 charge (missing its two electrons)...

dinitrogen and water: HO+ 2 + H2O → O2 + H3O+ The protonated molecular oxygen dimer HO+ 4 has a lower energy than that of protonated molecular oxygen. "HO2+"...

Disulfur dioxide, dimeric sulfur monoxide or SO dimer is an oxide of sulfur with the formula S2O2. The solid is unstable with a lifetime of a few seconds...

Gonzalez, R.; Wudl, F. (1995). "Isolation of the Heterofullerene C59N as Its Dimer (C59N)2" (PDF). Science. 269 (5230): 1554–1556. Bibcode:1995Sci...269.1554H...

(2009). "Observation of an Efimov-like trimer resonance in ultracold atom–dimer scattering". Nature Physics. 5 (3): 227. arXiv:0807.3306. Bibcode:2009NatPh...

the fourth most abundant element in the universe by mass after hydrogen, helium, and oxygen. Carbon's abundance, its unique diversity of organic compounds...

the laser gain was improved by adding helium to the lasing medium. The first excimer laser used a xenon dimer (Xe2) energized by a beam of electrons...

of a vocal sample to where it sounded as though the singer had inhaled helium. Several producers at the time copied the style, creating other offshoots...

sample. Other interference regions may include mass 80 (due to the argon dimer) and mass 56 (due to ArO), the latter of which greatly hinders Fe detection...

Structure of acetamide hydrogen-bonded dimer from X-ray crystallography. Selected distances: C-O: 1.243, C-N, 1.325, N---O, 2.925 Å. Color code: red =...

from a chemical reaction of a dimer with a monomer, with the implication that the value of the stability constant of the dimer must be "known", having been...

(F2), and chlorine (Cl2), and the liquid bromine (Br2). The noble gases (helium, neon, argon, krypton, xenon, and radon) are also gases at STP, but they...