OOIR: Observatory of International Research

Papers

(The TQCC of Virtual and Physical Prototyping is 12. 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 2021-08-01 to 2025-08-01.)

Article	Citations
A spiral laser scanning routine for powder bed fusion inspired by natural predator-prey behaviour	236
Flexible bio-composites with continuous natural fibre and bamboo charcoal: enhanced flame retardancy, mechanical resilience, energy-absorbing & printability performance	115
Lightweight porous support structure design for additive manufacturing via knowledge-based bio-inspired volume generation and lattice configuration	109
Ionic substitution through bredigite doping for microstructure and performance adjustment in DLP 3D-printed TPMS porous HA bone scaffolds	104
Laser-based directed energy deposition of Monel K-500 and Stellite 6 multi-materials	87
Smart-substrate: a novel structural design to avert residual stress accretion in directed energy deposition additive manufacturing	83
Additive manufacturing of high-performance aluminium nitride ceramics using high solid loading and low viscosity slurry	69
Recent advances in 3D bioprinting of tissues and organs for transplantation and drug screening	68
A part-level simulation method considering thermal-mechanical contact between multiple filaments for material extrusion processes	62
Wire-arc directed energy deposition of metal using a tendon-driven soft robotic gun: prototyping and conceptual validation	59
Machine learning enabled 3D printing parameter settings for desired mechanical properties	58
4D printed shape memory alloy binary bits for unconventional information processing	58
Sc/Zr microalloying on strength-corrosion performance synergy of wire-arc directed energy deposited Al-Mg	56
Autonomous intelligent additive manufacturing of continuous fiber-reinforced composites: data-enhanced knowledgebase and multi-sensor fusion	55
Regulating mechanical properties of laser powder bed fusion manufactured CoCrFeMnNi high-entropy alloy using oversaturated boron doping	53
From semisolid metal processing to thixotropic 3D printing of metallic alloys	50
Sustainable product design by large format additive manufacturing of cork composites	48
Healing cracks in additively manufactured NiTi shape memory alloys	45
Interlayer laser cladding SiC regulates microstructure and mechanical properties of Ti-6Al-4V arc-directed energy deposited components	44
Multifunctional and multimaterial contact lenses: tailored solutions for tunable color filtering and tear pH sensing	44
Study on the fabrication and mechanical properties of SiC _p /SiC gradient lattice structure based on selective laser sintering technology	43
4D printing of shape-programmable polymer-derived ceramics via two-stage folding-assisted pyrolysis strategy	43
Auto-support: traction force constrained support structures optimization for bottom-up vat photopolymerization	43
Non-professional phagocytosis of senescent cancer cells revealed in a 3D-bioprinted model of an irradiated lung tumour	42
Vat photopolymerisation 3D printing of graphene-based materials	41

0-to-270° wide pattern reconfigurable antenna using 3D-Printed single quasi-yagi antenna with shape memory hinge	39
Additively manufactured metamaterials for acoustic absorption: a review	39
Microstructure homogenization and strength-ductility synergy improvement of the hybrid additive manufactured dual-phase titanium alloy by sub-critical annealing	38
Advancements and applications of multiple wire processes in additive manufacturing: a comprehensive systematic review	37
Direct wire writing technique benefitting the flexible electronics	36
Study on powder particle behavior in powder spreading with discrete element method and its critical implications for binder jetting additive manufacturing processes	36
Prediction of low-cycle fatigue properties of additive manufactured IN718 by crystal plasticity modelling incorporating effects from crystallographic orientations and defects	36
A review on qualification and certification for metal additive manufacturing	34
Improved strength-ductility synergy of directed energy deposited AZ31 magnesium alloy with cryogenic cooling mode	34
Heat transfer performance of CuCrZr/AlSi7Mg multi-material heat sinks with triply periodic minimal surface manufactured by laser powder bed fusion	33
Investigation on synergism between additive and subtractive manufacturing for curved thin-walled structure	33
Understanding laser-metal interaction in selective laser melting additive manufacturing through numerical modelling and simulation: a review	32
Hybrid additive manufacturing of ultra-fine high-resolution shell–core structured conductive mesh-based flexible transparent electrodes for flexible displays	32
Mechanical properties characterisation of metallic components produced by additive manufacturing using miniaturised specimens	32
Laser powder bed fusion for AI assisted digital metal components	32
Robotics-assisted modular assembly of bioactive soft materials for enhanced organ fabrication	31
Mechanism and performance of thermal radiation recycling for in-space 3D printed continuous carbon fibre-reinforced PEEK composites	30
Reducing solidification cracks and enhancing mechanical performance in additively manufactured Cu-Ti alloys via chemical fluctuation manipulation	30
Microstructure and properties of Ni–Ti–Cu alloy fabricated in situ by treble-wire arc additive manufacturing	30
Microstructure and mechanical properties of S217 nickel aluminum bronze alloy fabricated by wire arc additive manufacturing	29
Inverse design of face-like 3D surfaces via bi-material 4D printing and shape morphing	28
Concurrent multiscale topology optimisation towards design and additive manufacturing of bio-mimicking porous structures	27
Achieving high-strength, hierarchically porous SiC ceramics with micron-scale periodic architecture via vat photopolymerization	27
Leveraging clay formwork 3D printing for reinforced concrete construction	27
UV cross-linkable hybrid resins for additive manufacturing to achieve high performance and body-temperature programmable shape memory effect	27
The enhanced mechanical properties of laser powder bed fusion Al-Mn-Sc alloy via non-isothermal aging	27
Effects of build positions on the thermal history, crystallization, and mechanical properties of polyamide 12 parts printed by Multi Jet Fusion	26
Magnetically-assisted digital light processing 4D printing of flexible anisotropic soft-Magnetic composites	26
Microstructure evolution and strengthening mechanism of TiC/ Ti6Al4 V composites fabricated by selective laser melting during isothermal deformation	26
Processability improvement and strength enhancement in laser powder bed fusion of AlMgZr and AlMgZr-Ti alloys	25
High-density WC–45Cr–18Ni cemented hard metal fabricated with binder jetting additive manufacturing	25
Microstructure tuning enables synergistic improvements in strength and ductility of wire-arc additive manufactured commercial Al-Zn-Mg-Cu alloys	25
High-strength light-weight aramid fibre/polyamide 12 composites printed by Multi Jet Fusion	25
Fabrication of bimetallic interpenetrating structures with enhanced impact resistance via 3D-printing of high-entropy alloy lattices and vacuum melt infiltration of Al-based alloys	24
Amorphous/crystalline Zn ₆₀ Zr ₄₀ alloys lattice structures with improved mechanical properties fabricated by mechanical alloying	24
Deformation mechanism of dislocation slip and kinking behaviour in dynamic compression response of TiZrHfNb alloy fabricated by laser directed energy deposition	24
Quasi-static compressive behaviour of 3D-printed origami-inspired cellular structure: experimental, numerical and theoretical studies	24
Steel grid-reinforced aluminum matrix composite prepared via wire-based friction stir additive manufacturing	24
Conformal laser printing and laser sintering of Ag nanoparticle inks: a digital approach for the additive manufacturing of micro-conductive patterns on patterned ﬂexible substrates	23
Correction	23
Inhomogeneity and anisotropy of Al-Zn-Mg-Cu alloy manufactured by wire arc additive manufacturing: microstructure, mechanical properties, stress corrosion cracking susceptibility	23
Elastically isotropic auxetic and zero-Poisson’s ratio TPMS-based metamaterials	23
Dimensional effect and mechanical performance of node-strengthened hybrid lattice structure fabricated by laser powder bed fusion	23
Differentiation of materials and laser powder bed fusion processing regimes from airborne acoustic emission combined with machine learning	23
Hybrid 3D microfluidic bioprinting for the engineering of cancer models and tissue substitutes	23
Vat photopolymerization three-dimensional printing of PEGDA/LiClO ₄ solid polymer electrolytes with optimised accuracy and electrochemical-mechanical performance	23
Mechanical property enhancement in additively manufactured NiTi double-asymmetric honeycombs with bioinspired graded design	22
Residual thermal stress prediction for continuous tool-paths in wire-arc additive manufacturing: a three-level data-driven method	22
A bio-inspired design strategy for easy powder removal in powder-bed based additive manufactured lattice structure	22
Virtual rapid prototyping of materials with deep learning: spatiotemporal stress fields prediction in ceramics employing convolutional neural networks and transfer learning	21

Ultra sonic spray coating of silica nanocomposites for smoothening 3D-printed fused silica glass and metal casted injection molding tools	21
Process-structure multi-objective inverse optimisation for additive manufacturing of lattice structures using a physics-enhanced data-driven method	21
Investigation of microstructures and strengthening mechanisms in an N-doped Co-Cr-Mo alloy fabricated by laser powder bed fusion	21
Enhanced cracking resistance and deposition of alloy 36 via accelerated cooling and TiC addition during wire arc additive manufacturing	21
Monitoring of functionally graded material during laser directed energy deposition by acoustic emission and optical emission spectroscopy using artificial intelligence	21
Advancements in surface finish for additive manufacturing of metal parts: a comprehensive review of plasma electrolytic polishing (PEP)	21
Inconel 718-W7Ni3Fe bimetallic structures using directed energy deposition-based additive manufacturing	20
Numerical and constitutive modeling of quasi-static and dynamic mechanical behavior in graded additively manufactured lattice structures	20
Effect of Fe addition on the microstructure, transformation behaviour and superelasticity of NiTi alloys fabricated by laser powder bed fusion	20
Quasi-static and dynamic mechanical properties of additively manufactured Al₂O₃ ceramic lattice structures: effects of structural configuration	20
A novel design strategy to enhance buckling resistance of thin-walled single-cell lattice structures via topology optimisation	20
Fracture characterisation of vertically build functionally graded 316L stainless steel with Inconel 718 deposited by directed energy deposition process	20
The formation mechanism of metal-ceramic interlayer interface during laser powder bed fusion	19
Multi-objective optimisation of process parameters for laser-based directed energy deposition of a mixture of H13 and M2 steel powders on 4Cr5Mo2SiV1 steel	19
4D printed NiTi variable-geometry inlet for aero engines	19
Design of new 18Ni- x Ti maraging steel harnessing intrinsic heat treatment effect of additive manufacturing	19
Bio-inspired tubular hierarchical porous materials with selective liquids absorption	19
Near-infrared light-driven programmable shape memory polymer for self-shaping 3D printing methods	19
Manufacture dependent differential biodegradation of 3D printed shape memory polymers	19
Revealing the effect of layer-varying deposition strategy on laser-directed energy deposition bionic gradient NiTi alloy	19
A bioinspired design approach for biomechanically matched tracheal stents	19
Material extrusion additive manufacturing of high particle loaded suspensions: a review of materials, processes and challenges	19
A comprehensive transformation-thermomechanical model on deformation history in directed energy deposition of high-speed steel	18
Screw material extrusion of super soft thermoplastic elastomer for additive manufacturing of inflatables	18
Laser powder bed fusion of 316L stainless steel and K220 copper multi-material	18
Recent progress in 4D printed energy-absorbing metamaterials and structures	18
Development of a universal multimodal prediction method to optimise process parameters for improving densification during laser powder bed fusion	18
Comparative analysis of structural build-up in one-component stiff and two-component shotcrete-accelerated set-on-demand mixtures for 3D concrete printing	18
Boron-induced microstructural manipulation of titanium and titanium alloys in additive manufacturing	18
Colourful 3D anti-counterfeiting label using nanoscale additive manufacturing	18
Achieving high strength and ductility in Inconel 718: tailoring grain structure through micron-sized carbide additives in PBF-LB/M additive manufacturing	17
Bighorn sheep horn-based metamaterial lattice structures for targeted energy absorption applications	17
Performance and failure modes of continuous fibre-reinforced energy absorption tubes by cylindrical layered 3D printing	17
Effect of toolpath in large-format additive manufacturing with bio-derived composites	17
Cracking behaviour, microstructure evolution, and mechanical properties of GH4169/K477 by laser directed energy deposition	17
Wire-arc additive manufacturing of TiB/Ti6Al4V composites using Ti-TiB ₂ cored wire: processing, microstructure and mechanical properties	17
Enhancing mechanical and tribological properties of laser-based directed energy deposited IN718 alloy via synchronised high repetition laser shock peening	17
Architecture of Ti–6Al–4V thin-walled microthrusters fabricated via laser powder bed fusion	17
Hetero-hierarchical tessellated architected materials towards high mechanical performances and high manufacturability	17
Influence of design parameters on the flexural properties of a bio-inspired suture structure	17
Quantitative investigation of thermal evolution and graphitisation of diamond abrasives in powder bed fusion-laser beam of metal-matrix diamond composites	17
Modeling and application of droplet oscillation momentum for elucidating the development of surface roughness in wire-arc additive manufacturing	16
Occlusion-based model weighting for volumetric additive manufacturing around inserts	16
Advancing the additive manufacturing of PLA-ZnO nanocomposites by fused filament fabrication	16
Microstructure modulation and property enhancement via an underwater induction heating treatment strategy for underwater laser-directed energy deposition of Ti-6Al-4V	16
Grain refinement of NiTi alloys during ultrasound-assisted wire-arc directed energy deposition	16
Data-Driven autonomous printing process optimization and real-time abnormality identification in aerosol jet-deposited droplet morphology	15
The microstructure and mechanical properties of nitinol manufactured by LPBF: differences between Ni-rich and Ti-rich compositions	15
Manufacturing-oriented review on 3D printed lithium-ion batteries fabricated using material extrusion	15
Development and experimental evaluation of surface enhancement methods for laser powder directed energy deposition microchannels	15
Achieving superior strength-ductility combination in the heterogeneous microstructured Ti64 alloy via multi-eutectoid elements alloying with CoCrFeNiMn during laser powder bed fusion	15
Effect of hot isostatic pressing on porosity of wire-arc directed energy deposited TZM/NbZr1 bimetallic structure	15
The effects of processing parameters on mechanical properties of 3D-printed polyhydroxyalkanoates parts	15
In-situ fabrication of martensitic stainless steel via heterogeneous double-wire arc-directed energy deposition	14
Mechanical performance, fatigue behaviour, and biointegration of additively manufactured architected lattices	14
Prototyping a novel compact 3-DOF hydraulic robotic actuator via metallic additive manufacturing	14
Effect of heat treatment and electroless Ni-P coating on mechanical property and corrosion behaviour of 316L stainless steel fabricated by laser powder bed fusion	14
A critical review of additive manufacturing technology in rehabilitation medicine via the use of visual knowledge graph	14
Influence of volumetric energy density on the tribological behaviors of pure nickel fabricated by laser powder bed fusion	14
Microstructure, mechanical properties and corrosion resistance of laser direct energy deposited AlMo _0.25 FeCoCrNi _2.1 high-entrop	14
Optimum specimen geometries for representation of bulk behaviour of additive manufactured polymeric lattice structures	14
Electron beam powder bed fusion enables crack-free, high-strength and sufficiently ductile chemically complex intermetallic alloys	13
Interactive infill topology optimisation guided by user drawn patterns	13
Fundamental investigation into mass transfer process and microstructural transformation pathways in Ti-6Al-4V via underwater wire-laser directed energy deposition	13
Effect of Fe content on tensile properties of TA15 alloy with equiaxed microstructure produced by laser directed energy deposition	13
Additively manufactured biodegradable Zn metamaterials with tunable Poisson’s ratio and enhanced mechanical properties	13
Porosity in cored-wire-arc directed energy deposition of TiC/Al composite: formation mechanism and inhibition strategy	13
Influence of erbium addition on the defects of selective laser-melted 7075 aluminium alloy	13
Binder jetting printed in situ mullite strengthened alumina ceramics with excellent mechanical and thermal properties through multi-phase infiltration	13
Valorisation of vegetable food waste utilising three-dimensional food printing	13
Stabilising mechanism of cathode jet and droplet transfer in hybrid-laser–GMAW-based directed energy deposition of titanium alloy	13
4D printed thermally tunable metasurface with continuous carbon fibre	13
A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration	13
Design of an additively manufactured hydraulic directional spool valve: an industrial case study	13
Design and manufacture of low-frequency acoustic absorption metamaterials with enhanced coupling characteristic	13
Towards supportless laser powder bed fusion: fundamental understanding of the formation of 1 ^st layer overhang through parameter optimisation and in-situ high-speed	13
Achieving sustainability by additive manufacturing: a state-of-the-art review and perspectives	12
Synergy of tensile strength and ductility in a novel additively manufactured Al-Mg-Mn-Er-Zr alloy with a trilevel equiaxed heterogeneous structure	12
Heterogeneous microstructure and mechanical behaviour of Al-8.3Fe-1.3V-1.8Si alloy produced by laser powder bed fusion	12
Compositionally gradient Al ₂ O ₃ –B ₄ C/Al composites with interpenetrating structure and tail	12

The theoretical model and verification of electric-field-driven jet 3D printing for large-height and conformal micro/nano-scale parts	12
An experimental methodology to determine damage mechanics parameters for phase-field approach simulations using material extrusion-based additively manufactured tensile specimens	12
Architected lightweight, sound-absorbing, and mechanically efficient microlattice metamaterials by digital light processing 3D printing	12
Frequency- and bandwidth-controllable electromagnetic absorber using 3D-printed shape memory meta-wires	12
Precipitation evolution, aging strengthening and thermal stability in Al–Fe-Mg-Zr eutectic alloy via laser powder bed fusion	12
Advances in interlayer bonding in fused deposition modelling: a comprehensive review	12