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Precision engineering of nano-assemblies in superfluid helium by the use of van der Waals forces
The ability to precisely engineer nanostructures underpins a wide range of applications in areas such as electronics, optics, and biomedical...
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Oxidation of Formaldehyde on PdNi Nanowires Synthetized in Superfluid Helium
AbstractA boron-doped diamond electrode with a network structure of PdNi alloy nanowires, which is deposited onto its surface by laser ablation in...
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Ionization of Helium Atoms by Triply Charged Metal Atoms during Laser Ablation of Metals in Superfluid Helium
AbstractThe applicability of laser ablation of metal targets for obtaining triply charged ions of metal atoms, including low-melting metals, has been...
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Electron-Stimulated Phase Transitions in Tin and Indium–Tin Nanowires Produced by Laser Ablation in Superfluid Helium
AbstractLaser ablation in superfluid helium has been used to synthesize nanowires with a diameter of less than 10 nm from tin and an indium–tin alloy...
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Oxygen Reduction Reaction on Pt Nanowires Synthesized in Superfluid Helium
AbstractBy using a rotating disk electrode, it is shown for the first time that the network structures formed by long ultrathin (diameter ~4 nm)...
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Influence of Porous Medium Geometric Parameters on Superfluid 4He Entropy Filter Operation
Superfluid 4 He can be used in cryogenic heat and mass transfer apparatuses efficiently with the aid of an entropy filter based on generation of local...
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Preparation of Quasi-One-Dimensional Metal Heterostructures by Simultaneous Ablation of Two Targets over Superfluid Helium Surface
AbstractThe technique of simultaneous coagulation of two different materials in superfluid helium has been implemented, which allows one to create...
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Sources for Helium-3 Isotope Extraction and Prospects of its Development
The article considers the current problem of helium-3 supply constraints for industry and science. The projected 3 He shortage is approximately 55000...
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Electronic transitions in Rb2+ dimers solvated in helium
We have measured depletion spectra of the heteronuclear ( 85 Rb 87 Rb + ) dimer cation complexed with up to 10 He atoms. Two absorption bands are observed...
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Intermolecular Interactions via Perturbation Theory: From Diatoms to Biomolecules
This article is devoted to the most recent, i.e. taking place within the last few years, theoretical developments in the field of intermolecular...
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Quantum Study of Helium Clusters Doped with Electronically Excited Li, Na, K and Rb Atoms
I shall present a systematic study of the lowest electronically excited state of alkali (Li, Na, K, Rb) atoms in helium clusters with up to 15 helium...
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Kinetic regularities of thermal decomposition of polycarbonate films containing Pt, Au, Ag, and Ni nanoparticles
The kinetic regularities of thermal destruction of polycarbonate films containing Pt, Au, Ag, and Ni nanoparticles were studied. Scanning and...
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Drift Mechanism of Formation of Metal Nanowires in Liquid Helium
The formation of nanowires or their system in liquid helium (in metal laser ablation products) and metal-enriched helium droplets is a particular...
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Hydrogenated Gold Clusters from Helium Nanodroplets: Cluster Ionization and Affinities for Protons and Hydrogen Molecules
We report the mass spectrometric detection of hydrogenated gold clusters ionized by electron transfer and proton transfer. The cations appear after...
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Electron Attachment and Electron Ionization of Formic Acid Clusters Embedded in Helium Nanodroplets
We report the results of an experimental study of electron ionization of large helium nanodroplets doped with formic acid (FA). Several homologous...
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Measurement of 112Cd(n,2n)111mCd and 112Cd(n,p)112Ag reaction cross sections at the neutron energy of 14.54 MeV and covariance analysis
The 112 Cd(n,2n) 111m Cd and 112 Cd(n,p) 112 Ag reaction cross sections have been measured at the neutron energy of 14.54 ± 0.24 MeV by using the method of...
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Formation of nanostructures during coagulation of semiconductors in superfluid helium
As in the case of metals, laser ablation of germanium and silicon in superfluid helium leads to the formation of thin nanowires; spherical...
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Phase Transformations and Formation of Nanofibers under the Action of a Nanosecond Relativistic Electron Beam on Syntactic Foams with a Polymeric Siloxane Binder
AbstractTransformations caused by the action of a relativistic electron beam with the half-amplitude pulse duration of 100 ns and power of 6.3–9.2 GW...
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Drift mechanism for the formation of metallic wires in liquid helium
A drift mechanism of formation of wires in liquid helium from metal laser ablation products has been suggested. The latter are usually ionized and...
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Cryogenic infrared spectroscopy provides mechanistic insight into the fragmentation of phospholipid silver adducts
Tandem mass spectrometry is arguably the most important analytical tool for structure elucidation of lipids and other metabolites. By fragmenting...
