OOIR: Observatory of International Research

Papers

(The H4-Index of NDT & E International is 31. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Editorial Board	127
Characterisation of composite skin–stiffener bonding interface and fine-defect evaluation using mono-pulse ultrasonic detection	68
Ensemble learning model for concrete delamination depth detection using impact echo	67
Integration of ultrasonic tomography and GPR full waveform inversion for internal decay detection in tree trunks	65
FMCW THZ radar and X-ray analysis of wood properties: A comparative study	62
Noncontact visualization of multiscale defects in CFRP composites using eddy current testing with T-R probe	60
Improved detection of nonlinear waves in thin solid materials using a pulse-echo method based on nonlinear modeling of wave fields	59
Non-contact near-field cavity perturbation method for quantitative dielectric measurement and metallic defect inspection	58
A conjugate gradient weighted least squares reconstruction method with region of interest correction for cone-beam rotational computed laminography	56
Detection of defects in girth welded joints of tubular structure by circumferential feature-guided waves	55
Creep state assessment of nickel-based superalloy GH4169 using eddy current-TMR testing	54
A thickness reduction testing method for ferromagnetic materials based on variable intensity DC magnetization	49
Localisation of defects on carbon fibre surfaces using deep learning	48
Analyzing the permeability distribution of multilayered specimens using pulsed eddy-current testing with multi-scale 1D-ResNet	45
Nondestructive dielectric measurement method for orientation distribution of liquid crystal polymers film	42
Minimum transmission events for fast ultrasonic TFM imaging: A comparative study	40
Autonomous dynamic line-scan continuous-wave terahertz non-destructive inspection system combined with unsupervised exposure fusion	39
Instrumentation and testing for road condition monitoring – A state-of-the-art review	38
Test on fouling detection of ballast based on infrared thermography	38
A shear horizontal wave EMAT by using encoded Halbach magnets for improving both SNR and spatial resolution and its applications in defect detection of aluminum plates	37
Detection of indentation damage in carbon fiber/epoxy composites via EIT during the application of bending loads	37
Automated data evaluation in phased-array ultrasonic testing based on A-scan and feature training	36
Nonlinear/linear resonance ultrasound spectroscopy (N/RUS) of additively manufactured 316L stainless steel samples using in-contact and non-contact excitation	35
Local wavenumber imaging with low-sampled wavefield for delamination characterization in composite plate	33
Quantitative study on the propagation characteristics of MFL signals of outer surface defects in long-distance oil and gas pipelines	33

Anti-interference damage localization in composite overwrapped pressure vessels using machine learning and ultrasonic guided waves	33
Ultrasonic defect characterization using Bayesian inversion and scattering matrix denoising neural networks	33
High-resolution non-destructive detection of grinding burns with NV diamond quantum magnetometer	32
In situ measurement of ultrasonic behavior during lap spot welding with laser ultrasonic method	32
Simulated delaminations in thermal NDT standards and the concept of thermally equivalent defects	32
An adaptive approach to non-destructive evaluation (NDE) of cast irons containing precipitated graphite particles with the help of magnetoacoustic emission	31
One-dimensional photothermal characterization of subsurface interfaces utilizing the virtual wave concept	31
Ultrasonic nondestructive evaluation of additively manufactured wear coatings	31
A non-destructive thermographic procedure for the evaluation of heat treatment in Usibor®1500 through the thermal diffusivity measurement	31
The design of high temperature EMATs to avoid irreversible magnetic losses	31