# Publications

### Ti-6Al-4V Hybrid Structure Mechanical Properties – Wrought and Additive Manufactured Powder-Bed Material

The implementation of additive manufacturing techniques in the production of mission critical structural components is challenged by …

### Experimental and numerical study of the interaction between dynamically loaded cracks and pre-existing flaws in edge impacted PMMA specimens.

Dynamic fracture tests are carried out for four groups of hole-containing edge impacted specimens. The crack growth velocity, crack …

### Unsupervised Machine Learning in Fractography: Evaluation and Interpretation

Modern computer vision and machine learning techniques, when applied in Fractogra- phy bare the potential to automate much of the …

### Toward quantitative fractography using convolutional neural networks

The science of fractography revolves around the correlation between topographic characteristics of the fracture surface and the …

### The BCC-FCC Phase Transformation Pathways and Crystal Orientation Relationships in Dual Phase Materials From Al-(Co)-Cr-Fe-Ni Alloys

The alloy system Al-(Co)-Cr-Fe-Ni contains compositional ranges where a solid state BCC-FCC phase transformation leads to dual-phase …

### TEM and High Resolution TEM Investigation of Phase Formation in High Entropy Alloy AlCrFe2Ni2

The AlCrFe 2 Ni 2 high entropy alloy exhibits an interesting microstructure, which changes considerably when various thermal treatments …

### GTN Model-Based Material Parameters of AZ31 Magnesium Sheet at Various Temperatures by Means of SEM In-Situ Testing

Magnesium alloys are primarily associated with complex forming mechanisms, which yield ductility at high temperatures. In sheet metal …

### Damage evolution around an embedded pore in quasi-static shear dominant compression and tension specimens

Damage evolution in two types of shear-dominant quasi-statically loaded specimens, with a single spherical pore embedded at their …

### The effect of internal pressure in gas pores containing materials on their mechanical stability under shear

Metallic structures, produced by high pressure die-cast or powder bed fusion additive manufacturing techniques often contain gas pores. …

### Strengthening and deformation mechanisms in nanolaminated single-walled carbon nanotube-aluminum composites

Single-walled carbon nanotubes (SWCNTs) have excellent intrinsic mechanical properties and would not suffer from inter-layer sliding as …

### Strengthening and deformation mechanisms in nanolaminated graphene-Al composite micro-pillars affected by graphene in-plane sizes

Graphene is considered to be an ideal reinforcement in metals, and its strengthening to the metal matrix is found to be the combined …

### On the micromechanism of inclusion driven ductile fracture and its implications on fracture toughness

The objective is to identify the micromechanisms of ductile crack advance, and isolate the key microstructural and material parameters …

### Interfacial Effect on the Deformation Mechanism of Bulk Nanolaminated Graphene-Al Composites

Uniaxial tensile tests were carried on graphene (reduced graphene oxide, RGO)–Al laminated composites with Al lamella thicknesses …

### Influence of strain rate sensitivity on localization and void coalescence

The onset of macroscopic strain localization limits the ductility of many ductile materials. For porous ductile materials, two distinct …

### Influence of Grain Size Distribution on Ductile Intergranular Crack Growth Resistance

The influence of grain size distribution on ductile intergranular crack growth resistance is investigated using full field …

### Damage evolution around shear loaded intervoid ligaments in plane strain and plane stress

Damage evolution in two types of shear-dominant quasi-statically loaded specimens, with a single spherical pore embedded at their …

### Correlating fracture toughness and fracture surface roughness via correlation length scale

Fracture toughness of a material depends on its microstructure and the imposed loading conditions. Intuitively, the resultant fracture …

### Thermo-mechanical characterization and dynamic failure of near $α$ and near $β$ titanium alloys

This paper investigates the thermo-mechanical response and failure behaviour of near $β$ Ti-5Al-5Mo-5V-1Cr-1Fe (Ti-55511) and near $α$ …

### Sensitivity of Arterial Hyperelastic Models to Uncertainties in Stress-Free Measurements

Despite major advances made in modeling vascular tissue biomechanics, the predictive power of constitutive models is still limited by …

### Orientation-Dependent Tensile Behavior of Nanolaminated Graphene-Al Composites: An In Situ Study

We conducted in situ microtension experiments in a scanning electron microscope (SEM) to study the orientation-dependent mechanical …

### On a dislocation-based constitutive model and dynamic thermomechanical considerations

© 2018 Elsevier Ltd. Dislocation-based constitutive models are widely used to predict the plastic behavior of metallic materials, in …

### Analysis and design of dual-phase steel microstructure for enhanced ductile fracture resistance

The goal of this paper is to predict how the properties of the constituent phases and microstructure of dual phase steels (consisting …

### A new specimen for growing dynamic cracks along a well defined path using stress wave loading

Stress wave loaded specimens are extensively used to study the dynamic fracture of a variety of materials. Various geometries can be …

### The dependence of the Taylor–Quinney coefficient on the dynamic loading mode

© 2017 Elsevier Ltd The efficiency of the thermomechanical conversion, expressed as the Taylor–Quinney coefficient (TQC) is seldom …

### Mechanical Characterization of Impact-Induced Dynamically Recrystallized Nanophase

© 2017 American Physical Society. Dynamic failure of impact-loaded structures is often caused by dynamic shear localization, that is …

### The effect of loading rate on ductile fracture toughness and fracture surface roughness

The variation of ductile crack growth resistance and fracture surface roughness with loading rate is modeled under mode I plane strain, …

### Effect of inclusion density on ductile fracture toughness and roughness

Three dimensional calculations of ductile fracture under mode I plane strain, small scale yielding conditions are carried out using an …

### The respective influence of microstructural and thermal softening on adiabatic shear localization

It has recently been shown that dynamic shear failure of crystalline solids can be initiated by local microstructural changes (dynamic …

### International Journal of Impact Engineering Finite element analysis of AISI 304 steel sheets subjected to dynamic tension : The effects of martensitic transformation and plastic strain development on fl ow localization

The paper presents a finite element study of the dynamic necking formation and energy absorption in AISI 304 steel sheets. The analysis …

### Dynamic tensile necking: Influence of specimen geometry and boundary conditions

This paper examines the effects of sample size and boundary conditions on the necking inception and development in dynamically …

### Fingerprints of classical chaos in manipulation of cold atoms in the dynamical tunneling experiments

The recent pioneering experiments of the [Nature 412, 52 (2001)] and [Science, 293, 274 (2001)] groups have demonstrated the dynamical …

### Controlled tunneling of cold atoms: from full suppression to strong enhancement.

Two recent experiments have demonstrated the phenomenon of dynamical tunneling of cold atoms interacting with standing electromagnetic …