Igor Muševič
YOU?
Author Swipe
View article: Three-Dimensional Planar Alignment of Nematic Liquid Crystal by Direct Laser Writing of Nanogratings
Three-Dimensional Planar Alignment of Nematic Liquid Crystal by Direct Laser Writing of Nanogratings Open
We demonstrate a new method of aligning liquid crystals along polymer surfaces that are printed vertical to the focal plane using direct laser writing. The method is based on nanogrooves that are imprinted into surfaces of polymer structur…
View article: Photonic Eigenmodes of 2D Cylindrical Cholesteric Liquid Crystal Resonators
Photonic Eigenmodes of 2D Cylindrical Cholesteric Liquid Crystal Resonators Open
Cholesteric liquid crystals (CLCs) are birefringent materials with a helical molecular orientation that enables the selective reflection of circularly polarized light, making them valuable for various optical applications. While extensivel…
View article: Focused beam propagation in cholesteric liquid crystals
Focused beam propagation in cholesteric liquid crystals Open
In this paper, we develop a numerical technique that allows us to study the propagation of tightly focused scalar or vector beams through a stratified birefringent material. The technique is based on the Berreman 4 × 4 transfer matrix meth…
View article: Nanoscopic Characterization of Reduced Graphene Oxide for Anticorrosion Coating of AA2024
Nanoscopic Characterization of Reduced Graphene Oxide for Anticorrosion Coating of AA2024 Open
Graphene, a two-dimensional carbon material, possesses exceptional properties such as high electron mobility, exceptional strength that surpasses that of steel, chemical resistance, environmental friendliness, and a large specific surface …
View article: Microscale structural fluctuations at the melting phase transition of strongly confined achiral and chiral nematics
Microscale structural fluctuations at the melting phase transition of strongly confined achiral and chiral nematics Open
We report on direct microscopic observations of thermally driven fluctuating dynamics in a narrow temperature region between the isotropic and low-temperature phases in achiral, chiral, and strongly chiral (blue phase) liquid crystal mater…
View article: Photonic defect modes in cholesteric liquid crystal resonators with embedded isotropic layers
Photonic defect modes in cholesteric liquid crystal resonators with embedded isotropic layers Open
Photonic defect modes are explored as a viable alternative to standard photonic band edge modes in photonic crystal applications, especially due to their typically high Q -factors and local density of states. For example, they can be used …
View article: Direct laser-written waveguides for integrated liquid crystal micro-photonics
Direct laser-written waveguides for integrated liquid crystal micro-photonics Open
We demonstrate that Direct Laser Writing (DLW) can be used to print low loss planar polymer waveguides on glass, thus promising a novel soft matter platform for polymer all-optic micro-photonics. We printed straight waveguides with various…
View article: The effect of polymerizable monomers on the thickness and the growth rate of self-assembled smectic fibers
The effect of polymerizable monomers on the thickness and the growth rate of self-assembled smectic fibers Open
Liquid crystal (LC) fibers formed by the self-assembly of LC molecules are promising for optical devices. However, the LC fibers reported previously were metastable and not reliable. In this study, we fabricated LC fibers using polymerizab…
View article: Photonic eigenmodes and transmittance of finite-length 1D cholesteric liquid crystal resonators
Photonic eigenmodes and transmittance of finite-length 1D cholesteric liquid crystal resonators Open
Cholesteric liquid crystals exhibit a periodic helical structure that partially reflects light with wavelengths comparable to the period of the structure, thus performing as a one-dimensional photonic crystal. Here, we demonstrate a combin…
View article: Photonic band edge and defect modes in 1D cholesteric liquid crystals
Photonic band edge and defect modes in 1D cholesteric liquid crystals Open
Liquid crystals are transparent optically birefringent materials that have the ability to self-assemble into tunable photonic microstructures. They can be modified by adding chiral dopants, by anchoring on confining surfaces, temperature c…
View article: Surface alignment of nematic liquid crystals by direct laser writing of photopolymer alignment layers
Surface alignment of nematic liquid crystals by direct laser writing of photopolymer alignment layers Open
We demonstrate the fabrication of good quality surface alignment layers on glass by Direct Laser Writing method using a 2-photon polymerisation technique. We use commercially available photosensitive resins to print alignment layers by sca…
View article: Optical gain and photo-bleaching of organic dyes, quantum dots, perovskite nanoplatelets and nanodiamonds
Optical gain and photo-bleaching of organic dyes, quantum dots, perovskite nanoplatelets and nanodiamonds Open
Optical gain and resistance against photo-bleaching are key material parameters for practical applications in microlasers and microphotonics. Here, we present studies of optical amplification and photo-bleaching in a wide range of optical …
View article: Skyrmions in blue phases of chiral liquid crystals
Skyrmions in blue phases of chiral liquid crystals Open
Using high-resolution microscope observations, we show that both the static cubic (BPI) and the dynamic amorphous (BPIII) blue phases consist of fractional skyrmion filaments that transform into the same quasi two-dimensional structure of …
View article: Light-Powered Liquid Crystal Polymer Network Actuator Using TiO<sub>2</sub> Nanoparticles as an Inorganic Ultraviolet-Light Absorber
Light-Powered Liquid Crystal Polymer Network Actuator Using TiO<sub>2</sub> Nanoparticles as an Inorganic Ultraviolet-Light Absorber Open
Recently, the design and fabrication of light-powered actuators have attracted immense attention because of the manufacturing of intelligent soft robots and innovative self-regulating devices. Accordingly, a liquid crystal polymer network …
View article: Amyloid Fibrils of Stefin B Show Anisotropic Properties
Amyloid Fibrils of Stefin B Show Anisotropic Properties Open
Human stefin B, a member of the cystatin family of cysteine protease inhibitors, tends to form amyloid fibrils under relatively mild conditions, which is why it is used as a model protein to study amyloid fibrillation. Here, we show for th…
View article: Continuous generation of topological defects in a passively driven nematic liquid crystal
Continuous generation of topological defects in a passively driven nematic liquid crystal Open
Synthetic active matter is emerging as the prime route for the realisation of biological mechanisms such as locomotion, active mixing, and self-organisation in soft materials. In particular, passive nematic complex fluids are known to form…
View article: Continuous generation of topological defects in a passively driven nematic liquid crystal DATA
Continuous generation of topological defects in a passively driven nematic liquid crystal DATA Open
Data and code associated with the paper titled "Continuous generation of topological defects in a passively driven nematic liquid crystal".
View article: Continuous generation of topological defects in a passively driven nematic liquid crystal DATA
Continuous generation of topological defects in a passively driven nematic liquid crystal DATA Open
Data and code associated with the paper titled "Continuous generation of topological defects in a passively driven nematic liquid crystal".
View article: Blue Phase III: Topological Fluid of Skyrmions
Blue Phase III: Topological Fluid of Skyrmions Open
Skyrmions are topologically protected, vortexlike formations of a field that cannot be removed by any smooth transformation and emerge in a range of fundamentally different, either quantum or classical systems, from spin textures to chiral…
View article: Topological liquid crystal superstructures as structured light lasers
Topological liquid crystal superstructures as structured light lasers Open
Significance Liquid crystals (LCs) are used in a number of optical devices including lasers. However, until now, only relatively simple LC structures have been employed inside laser cavities. LCs enable the self-assembly of extremely compl…
View article: Topological Liquid Crystal Superstructures as Structured Light Lasers
Topological Liquid Crystal Superstructures as Structured Light Lasers Open
Data associated with the paper titled "Topological Liquid Crystal Superstructures as Structured Light Lasers".
View article: Topological Liquid Crystal Superstructures as Structured Light Lasers
Topological Liquid Crystal Superstructures as Structured Light Lasers Open
Data associated with the paper titled "Topological Liquid Crystal Superstructures as Structured Light Lasers".
View article: Self-shaping liquid crystal droplets by balancing bulk elasticity and interfacial tension
Self-shaping liquid crystal droplets by balancing bulk elasticity and interfacial tension Open
Significance Liquid crystal (LC) research is rapidly expanding to include studies of curved and topologically nontrivial structures. Here, we explore the role of the bulk LC elasticity and interfacial free energy under weak thermal stimuli…
View article: Time‐resolved in situ electrochemical atomic force microscopy imaging of the corrosion dynamics of AA2024‐T3 using a new design of cell
Time‐resolved in situ electrochemical atomic force microscopy imaging of the corrosion dynamics of AA2024‐T3 using a new design of cell Open
An electrochemical cell was designed to enable in situ atomic force microscopy (AFM) measurements. The finite‐element method was implemented using COMSOL Multiphysics to simulate the electrical field within the cell and to find the current…
View article: Time-resolved <i>in situ</i> electrochemical atomic force microscopy imaging of the corrosion dynamics of AA2024-T3 using a new design of cell
Time-resolved <i>in situ</i> electrochemical atomic force microscopy imaging of the corrosion dynamics of AA2024-T3 using a new design of cell Open
View article: Topological liquid crystal superstructures as structured light lasers
Topological liquid crystal superstructures as structured light lasers Open
Liquid crystals (LCs) form an extremely rich range of self-assembled topological structures with artificially or naturally created topological defects. Some of the main applications of LCs are various optical and photonic devices, where co…
View article: Vector beams generated by microlasers based on topological liquid-crystal structures
Vector beams generated by microlasers based on topological liquid-crystal structures Open
Structured light with designable intensity, polarization and phase fields is today of high relevance, with application ranging from imaging, metrology, optical trapping, ultracold atoms, classical and quantum communications and memory. Spe…
View article: Improving the Chemical Selectivity of an Electronic Nose to TNT, DNT and RDX Using Machine Learning
Improving the Chemical Selectivity of an Electronic Nose to TNT, DNT and RDX Using Machine Learning Open
We used a 16-channel e-nose demonstrator based on micro-capacitive sensors with functionalized surfaces to measure the response of 30 different sensors to the vapours from 11 different substances, including the explosives 1,3,5-trinitro-1,…