OOIR: Observatory of International Research

Papers

(The H4-Index of Vacuum is 41. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Testing of non-evaporable getter pills for standardization of their pumping performance testing method	154
Coulomb explosion of powders under fast pressure decrease	92
Mesoscopic scale rearrangements of graphite nanoflake open edges under mild annealing treatments	88
Tailoring bimodal grain size structures in Ti–2.5Al–2Zr–1Fe alloy to improve impact absorbed energy and reduce anisotropy	85
Rational selection of the oxygen source for atomic layer deposition Al2O3 insulators	82
Improved photoenergy properties of low-emissivity coatings deposited by sputtering with an ion gun treatment	77
Encapsulation of interdigitated electrodes by PTFE coatings via closed batch initiated chemical vapor deposition	75
Anode region of a low-pressure gas discharge	69
P-V-T Equation of state of gold to high pressure and temperature, derived from statistical moment method	69
Enhancement of longitudinal mode characteristic of quantum cascade laser by high-order tilted asymmetric surface grating	69
Effects of vacuum heat treatment on novel Co-free Al0·9Cr0·8FeMn0·8Ni2.0 eutectic high entropy alloy: Microstructure evolution and mechanical properties	67
Properties of Ti-oxide thin films grown in reactive magnetron sputtering with self-heating target	66
First-principles calculations on the interfacial stability and bonding properties of HfN(111)/HfB2(0001) interface	65
AISI 316L stainless steel modification by surface alloy and a-C:H:SiOx coating synthesis	63
Microstructural stability enhancement and mechanical reinforcement of TLP-bonded Cu/Sn-3.5Ag/Cu microbumps under multiple reflow cycles through Zn Alloying and Ni substrate integration	62
Effects of magnetic conduction sleeve on the performance of a multi-cusped field thruster	60
A mathematical model for dehydrogenation of molten steel in the Vacuum degasser	59
Dependence of spectral purity of Gd plasma emission around 6.7 nm on laser irradiation conditions	58
Influence of the growth rate during Nb film pulsed laser deposition on the sapphire R-plane	56
Single-layer GaInTe3: Water-splitting photocatalyst low exciton binding and ultrahigh solar conversion efficiency	56
Synthesis mechanism and applications of edge-controlled diamond films	53
Structure-fractal-property correlation of multiphase steel	53
Effect of coexistence of vacancy and strain on the electronic properties of NH3 adsorption on the Hf2CO2 MXene from first-principles calculations	52
Accelerated elimination of residual B2 phase in TiAl-based alloys by low-temperature annealing plus stretching	52
Deconvolution of high-resolution depth profiling data with sputtering induced roughness for reconstruction of nano-layer structure	50

Synthesis of Ag/r-GO/ZnO nanocomposite on nickel foam for achieving efficient photoelectrochemical sensing of hydrogen peroxide	50
Preparation, microstructure, three-point bending strength and permeability of a vacuum sintering porous plate	50
Bottom-up stripping of graphene with controlled oxidation behaviors towards supercapacitors energy storage	50
Precipitation behavior and precipitates characterization of Al-Zn-Mg-Cu alloy during the non-isothermal aging process	48
Optical waveguides in Pr:LuAG crystal based on direct femtosecond laser writing	47
Synthesis and spark plasma sintering of Ti5Si3-Mo powders with core-shell structure	46
Purification of yttrium metal by plasma arc melting	46
Foam-like GaN: Study on the controlled tuning of pore size by R group change in amino acid etchant and its ultra-high photocurrent response	46
Application of high current pulsed electron beam irradiation to smoothing of cold spray aluminum bronze coating	45
In-situ ion luminescence characterization of defects produced in diamond by 6 MeV carbon ion irradiation	44
Study of phase transformation and surface microstructure of alumina ceramic under irradiation of intense pulsed ion beam	44
Heteroatom doped cellulose nanocrystals (CNC) with chiral nematic liquid crystal interface for high efficiency removal of ciprofloxacin	43
Origin of high-frequency magnetic loss of Y3Fe5O12 single crystal thin films prepared with high-throughput screening by magnetron sputtering	43
Gas-phase parameters and densities of atomic species in Cl2 + O2 + Ar plasma: Effects of O2/Ar and Cl2/Ar mixing ratios	42
Preparation and electrical properties of rGO-PtNPs/n-Si Schottky contact	42
Investigation of the influence of orifice length in a magnetron-based gas aggregation source on nanoparticle flow – Experiment and modeling	42
Lunar in-situ ironmaking through laser-assisted flash vacuum pyrolysis of iron oxide	41
Design and construction of the Flux Core coils of the Space Plasma Environment Research Facility (SPERF)	41