OOIR: Observatory of International Research

Papers

(The median citation count of Proceedings of the Estonian Academy of Sciences is 0. 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 2021-06-01 to 2025-06-01.)

Article	Citations
On the numerical solution of some differential equations with nonlocal integral boundary conditions via Haar wavelet	12
Impact of laser fading on physico-mechanical properties and fibre morphology of multicomponent denim fabrics	12
Matrix transformations of double convergent sequences with powers	10
About unital and non-unital duo rings	9
Four decades of research on Viktor Mutt’s neuropeptides with focus on galanin	9
Sustainability index development for industrial fashion SMEs	7
Healthcare workers’ perceptions of their managers’ leadership behaviour and emotional intelligence: a quantitative study in an Estonian hospital	5
Emotional coping of nursing students during mental health nursing simulation training	5
Classifying cubic symmetric graphs of order 52p2; pp. 55–60	4
Predictive modelling and simulation for taming the chance and luck in biologics drug discovery	4
Finite element simulation and experimental study on defects in CuZn40Pb2 brass alloy water valve covers during hot forging	4
Laser beam positioning in quasi-simultaneous laser transmission welding of polymers	4
Haar wavelet fractional derivative	3
Situational awareness in autonomous shuttle buses	3
Amalgamating inverse semigroups over ample semigroups	3
Quantification of cracks in beams on the Pasternak foundation using Haar wavelets and machine learning	3
Synthesis of 2-(S)-[(4-methylphenyl)sulfinyl]-2-cyclopenten-1-one, a D-ring precursor of 9,11-secosterols	3
Effective attenuation coefficient and penetration depth of 630 nm laser light in polyvinyl alcohol slime glue phantoms simulating the human brain tumour	3
Testing of selected hybrids of Ribes nigrum L. in Estonia	3
Signals in nerves from the philosophical viewpoint	3
Comparative analysis of content and composition of essential oils of Thymus vulgaris L. from different regions of Europe	2
Toxicity assessment of Cedrus deodara oil compared to carbosulfan for Tenebrio molitor (Coleoptera: Tenebrionidae) adults	2
Family nurses’ perceptions of proactive management of high-risk patients and identification of pertinent training needs	2
The applicability of sulfoxide Michael acceptor – 2-(S)-[(4-methylphenyl)sulfinyl]-2-cyclopenten-1-one in constructing the carbon skeleton of 9,11-secosterols	2
Foreword	2

Bright optical solitons with polynomial law of nonlinear refractive index by Adomian decomposition scheme	1
Virtual labs for higher education in industrial engineering	1
Daily nursing activities in relation to patient well-being: a serial cross-sectional study	1
Sustainable energy efficiency in aluminium parts industries utilizing waste heat and equivalent volume with energy management control system	1
Colimits in the category Seg of Segal topological algebras	1
Application of nonlinear regression in recognizing distribution of signals in wireless channels	1
Thermodynamic behaviour of proton exchange membrane fuel cell under different thermal treatment regimes	1
Effect of high chromium content additions in iron-bonded Ti(C,N) cermets: a hardness-toughness tradeoff	1
New miniature microstrip antenna for UWB wireless communications	1
The comparison of the feeding of European perch Perca fluviatilis L. larvae in littoral and pelagic habitats of northern temperate lakes	1
W-shaped chirp free and chirped bright, dark solitons for perturbed nonlinear Schrödinger equation in nonlinear optical fibers	1
Coherent enterprise information modeling for 5G private network feasibility	1
Aza-peptides: expectations and reality	1
Foreword	1
Generalized approach to Galileo’s swiftest descent problem on a circle	1
Smart monitoring of the expansion state of boiler water walls in coal-fired power plants using a digital twin model	1
Transformation of nonlinear discrete-time state equations into the observer form: revision	1
Understanding twin transition dynamics in the Estonian metal manufacturing industry	1
A brief overview of the development of biosensors at the University of Tartu – theory meeting practical applications	1
Novel droop control strategy for indirect battery management in DC nanogrids	1
Effect of silica precursor on the synthesis of Zn2SiO4-based material	1
Addressing security issues in Industry 4.0 through quantum key distribution	0
Computational modeling of cAMP-dependent protein kinase allostery	0
Application of the concept of design space in method development for the determination of contaminants in soil	0
The experiences and needs of parents of children with juvenile idiopathic arthritis in coping with the child’s disease	0
Recycling of waste printed circuit boards by mechanical milling	0
Chlorophyll spectroscopy: conceptual basis, modern high-resolution approaches, and current challenges	0
Effect of reinforcement ratio on contact angle in hydrophobic/superhydrophobic AA5754/SiCp composite materials	0
Beyond the discovered peptides by Viktor Mutt – a contribution	0
Analysis of thermal management in prismatic and cylindrical lithium-ion batteries with mass flow rate and geometry of cooling plate channel variation for cooling system based on computational fluid dy	0
Modified shrinking projection methods in CAT(0) space	0
Highly dispersive optical soliton perturbation with Kerr law for complex Ginzburg–Landau equation	0
Novel concepts in linear Diophantine fuzzy graphs with an application	0
Green’s relations for 2 × 2 matrices over linearly ordered abelian groups	0
Dynamics of flight of the fragments with higher order Haar wavelet method	0
Comparative feasibility study of partial power converter for interfacing battery energy storage into power system of future circular collider	0
Free vibration analysis of tapered Timoshenko beam with higher order Haar wavelet method	0
The concept and impact of the Horizon 2020 twinning project addressing the attractiveness of science awareness (SciCar), 2020–2024; pp. 317–321	0
Metabolism of copper and possibilities for its regulation	0
Investigation of static behavior of functionally graded porous sandwich beams with TPMS core	0
Tubenose goby Proterorhinus semipellucidus continues its spread in the Baltic Sea basin: first record from the temperate salmonid stream (Estonia)	0
An international hands-on IoT education platform towards Industry 5.0; pp. 198–204	0
Efficient capital management using an internal model: a case of non-life insurance	0
Men’s perceptions of the supportive use of health communication tools during the ante- and postnatal period	0
On the phenomenological modelling of physical phenomena	0
Simultaneous biosensing of biogenic amines: signal analysis and biosensor calibration	0
Combustion synthesis of silicon carbide by magnesio-carbothermic reduction of amorphous and crystalline silica	0
Viktor Mutt 100; p. 169	0
Development of a PDMS/ZnO/Gr piezoelectric tactile sensor and its exploration in intelligent applications	0
On the topological product of galbed algebras	0

Inverse problem to identify a space-dependent diffusivity coefficient in a generalized subdiffusion equation from final data	0
Methodology for the measurement and estimation of pedestrian and cycle traffic at level crossings	0
Foreword	0
Tribological and circular economy aspects of polypropylene/cotton fibre hybrid composite	0
A review of temporal and spatial dispersions of linear and quadratic finite elements in linear elastic wave propagation problems	0
Assessment of the properties and structure of porous titanium samples via magnetic pulse compaction	0
On connected components and perfect codes of proper order graphs of finite groups	0
Comparative experimental analysis of wear behavior of CuCrZr and CuZn39Pb3 alloys using pin-on-disc test from room temperature to high temperatures	0
Implementation of person-centredness under structural constraints: a case of HPV vaccination	0
Plasma-transferred arc-welded composite hardfacings with ZrB2 and TiC reinforcements	0
Development and testing of vertical take-off and landing aerial vehicle with tandem electric ducted fan motor	0
Bifurcation analysis and optical soliton perturbation with Radhakrishnan–Kundu–Lakshmanan equation	0
Finite groups whose coprime graph is split, threshold, chordal, or a cograph	0
Analysis of possible faults and diagnostic methods of the Cartesian industrial robot	0
Potential uses of N-methylmorpholine N-oxide for the treatment of agricultural waste biomass	0
Life cycle assessment of laboratory-scale chitosan production: comparison of high-pressure processing-assisted and conventional methods	0
Reasons for not participating in breast cancer screening, ways to obtain information and measures to improve participation in screening	0
Foreword	0
Comparison of multifractal parameters of surface defects and non-defects	0
Algebra with ternary cyclic relations, representations and quark model	0
Assessing the international Breastfeeding and Early Interaction Course in the COVID-19 era: student feedback and suggestions for improvement	0
Mitigation of skull formation in high temperature gas extraction system	0
Free vibrations of stepped nano-beams with cracks	0
Fifty-five years between chemistry and biology	0
Numerical modeling of fragment flight dynamics	0
Performance analysis of WSN–FSO system modeled by Gamma–Chi-square channel distribution	0
Factors influencing participation in shared decision making in the oncological setting	0
Overview of the development of cybersecurity in data transmission protocols used in industry	0
Neuropeptides and pharmacology	0
Solitary waves, shock waves and conservation laws with the surface tension effect in the Boussinesq equation	0
δ-r-hyperideals and φ-δ-r-hyperideals of commutative Krasner hyperrings	0
Ritz formulation for the wave propagation analysis of axially functionally graded carbon nanotubes	0
Restoration of eelgrass (Zostera marina) in Estonian coastal waters, Baltic Sea	0
A workflow for extended reality-based learning in engineering education	0
Level 4 commercial autonomous vehicle control system transition to an open-source solution	0
Microbiological and chemical properties of shungite water	0
On the joint continuity of module multiplication	0
A novel energy-efficient routing protocol for delay-tolerant networks	0
On the properties of forward and backward shifts of vector fields	0
Modelling of the closed equilibrium system H2O–(CO2)W–CaCO3–NaH2PO4 for wastewater treatment applications	0
Lean in universities: assessing practicality across university functions	0
An overview of smart workplace solutions and potential improvement areas	0
Application issues of additive manufacturing in plaster mold casting of metals	0
Exponential distribution of wave-driven near-bed water speeds under short-crested waves: a case study in the eastern Gulf of Riga, the Baltic Sea	0
The experiences and needs of parents of children with asthma in coping with the child’s disease	0
Enhancement of residential PV energy storage system by supercapacitor battery – high spatial resolution data analysis	0
Mechanical analysis of multi-surface TPMS lattices for bone applications	0
Inhibition of ligand–protein complex isomerization by some dopamine transporter inhibitors	0
Buckling analysis of angle-ply multilayered and sandwich plates using the enhanced Refined Zigzag Theory	0
Risk assessment of machinery supported by the Bayesian approach	0
The effect of inoculation with arbuscular mycorrhizal fungi on root traits and salt tolerance of Tagetes erecta	0
Effect of carbon content on the microstructure and phases of (Ti,V,Nb,Cr,Mo)Cx high-entropy carbide	0
Transposed Poisson superalgebra	0
Impact of simulation training on pre-clinical and clinical practice: the example of Tallinn Health Care College	0
Limits in the category Seg of Segal topological algebras	0
Vibration control of a rotating exponentially axially functionally graded flexible beam	0
Model design of an architectural grid-connected photovoltaic system	0
The evolving roles of the Advanced Practice Nurse in postgraduate studies	0
Gershgorin disk theorem in complex interval matrices	0
Occupational well-being of health care teachers – action research at Tallinn Health Care College	0
Bacterial spore’s fluorescence dependence on vaporised hydrogen peroxide concentration	0
A comparative analysis of Fuzzy AHP and Fuzzy VIKOR methods for prioritization of the risk criteria of an autonomous vehicle system	0
Technical design of aluminium scrap processing machines by utilizing direct exhaust air using conveyor drying system	0
Optical solitons in fiber Bragg gratings with quadratic-cubic law of nonlinear refractive index and cubic-quartic dispersive reflectivity	0
Autonomous mobile robots for production logistics: a process optimization model modification	0
Human-robot interaction: a conceptual framework for safety/risk analysis	0
Nucleic acid delivery by cell-penetrating peptides	0
Hydrolysis of used leather and application of hydrolysates	0
Design and development of solid state circuit breaker with residual current protection for residential prosumer DC microgrids	0
Polyphenolic compounds in apple (Malus domestica Borkh.) cultivars grown in Estonia	0
Virtual factory model development for AI-driven optimization in manufacturing	0
Computation of nonlinear eigenvalues based on the Ore determinant: preliminary results	0
Relationships between willingness to get vaccinated against COVID-19, socioeconomic indicators, choices in health behavior, and health information seeking among Estonians aged ≥ 50; pp. 313–321	0
Experimental concept study of a small engine silencer unit based on microperforated elements	0
Appreciative management in healthcare and its connection with intention to work outside Estonia	0
Uncommon reaction in 4-formyl phenols – substitution of the formyl group	0
Dopamine transporter interaction with blockers and transportable substrates: insights from kinetics study	0
Road condition estimation using deep learning with hyperspectral images: detection of water and snow	0
From scrap to product: the effect of recycled tungsten carbide and alumina content on the mechanical properties of oxide-carbide duplex ceramic composite	0
Nurses’ professional activity and work culture in Soviet Estonia and in the transition period	0