Pavlo Makushko
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View article: Magnetic localization and manipulation of locking synchronous motors
Magnetic localization and manipulation of locking synchronous motors Open
Three-dimensional (3D) localization of magneto-surgical devices is essential for safe and efficient navigation. However, existing magnetic localization methods either limit device miniaturization due to internal sensors or require addition…
View article: Diffusion-driven L10 FePt phase formation in Fe/Ag(Au)/Pt and Pt/Ag(Au)/Fe trilayers with inverted layer stacking
Diffusion-driven L10 FePt phase formation in Fe/Ag(Au)/Pt and Pt/Ag(Au)/Fe trilayers with inverted layer stacking Open
In this work the diffusion-induced formation of an ordered L10 FePt phase in Fe(15 nm)/Ag(Au)(10 nm)/Pt(15 nm) and Pt(15 nm)/Ag(Au)/Fe(15 nm) trilayers with a Ag(Au) interlayer upon annealing is studied. The films were prepared by magnetro…
View article: Scalable magnetoreceptive e-skin for energy-efficient high-resolution interaction towards undisturbed extended reality
Scalable magnetoreceptive e-skin for energy-efficient high-resolution interaction towards undisturbed extended reality Open
Electronic skins (e-skins) seek to go beyond the natural human perception, e.g., by creating magnetoperception to sense and interact with omnipresent magnetic fields. However, realizing magnetoreceptive e-skin with spatially continuous sen…
View article: Antiferromagnetic Nanoscale Bit Arrays of Magnetoelectric Cr<sub>2</sub>O<sub>3</sub> Thin Films
Antiferromagnetic Nanoscale Bit Arrays of Magnetoelectric Cr<sub>2</sub>O<sub>3</sub> Thin Films Open
Magnetism of oxide antiferromagnets (AFMs) has been studied in single crystals and extended thin films. The properties of AFM nanostructures still remain underexplored. Here, we report on the fabrication and magnetic imaging of granular 10…
View article: Flexible Exchange‐Biased Films with Superior Strain Stability
Flexible Exchange‐Biased Films with Superior Strain Stability Open
The exchange bias (EB) effect plays an undisputed role in the state‐of‐art spintronic devices, both rigid and flexible. However, the poor stability of EB under mechanical strain is detrimental to the construction of reliable flexible spint…
View article: Antiferromagnetic nanoscale bit arrays of magnetoelectric Cr$_2$O$_3$ thin films
Antiferromagnetic nanoscale bit arrays of magnetoelectric Cr$_2$O$_3$ thin films Open
Magnetism of oxide antiferromagnets (AFMs) has been studied in single crystals and extended thin films. The properties of AFM nanostructures still remain underexplored. Here, we report on the fabrication and magnetic imaging of granular 10…
View article: Miniaturized Variable Stiffness Gripper Locally Actuated by Magnetic Fields
Miniaturized Variable Stiffness Gripper Locally Actuated by Magnetic Fields Open
In minimally invasive surgery, grippers are essential for tissue manipulation. However, in commercial tendon‐driven systems, challenges remain, including tendon fatigue and bulkiness. Promising alternatives are magnetically actuated system…
View article: Three-dimensional magnetic nanotextures with high-order vorticity in soft magnetic wireframes
Three-dimensional magnetic nanotextures with high-order vorticity in soft magnetic wireframes Open
Additive nanotechnology enable curvilinear and three-dimensional (3D) magnetic architectures with tunable topology and functionalities surpassing their planar counterparts. Here, we experimentally reveal that 3D soft magnetic wireframe str…
View article: Low-temperature diffusion in thin-film Pt-(Au-)-Co heterostructures: a structural and magnetic characterization
Low-temperature diffusion in thin-film Pt-(Au-)-Co heterostructures: a structural and magnetic characterization Open
Formation of functional thin films for nanoelectronics and magnetic data storage via thermally induced diffusion-driven structural phase transformations in multilayer stacks is a promising technology-relevant approach. Ferromagnetic thin f…
View article: Spin-orbit interaction driven terahertz nonlinear dynamics in transition metals
Spin-orbit interaction driven terahertz nonlinear dynamics in transition metals Open
The interplay of electric charge, spin, and orbital polarizations, coherently driven by picosecond long oscillations of light fields in spin-orbit coupled systems, is the foundation of emerging terahertz spintronics and orbitronics. The es…
View article: Tunable room temperature nonlinear Hall effect from the surfaces of elementary bismuth thin films
Tunable room temperature nonlinear Hall effect from the surfaces of elementary bismuth thin films Open
The nonlinear Hall effect (NLHE) with time-reversal symmetry constitutes the appearance of a transverse voltage quadratic in the applied electric field. It is a second-order electronic transport phenomenon that induces frequency doubling a…
View article: Surface-symmetry-driven Dzyaloshinskii--Moriya interaction and canted ferrimagnetism in collinear magnetoelectric antiferromagnet Cr$_2$O$_3$
Surface-symmetry-driven Dzyaloshinskii--Moriya interaction and canted ferrimagnetism in collinear magnetoelectric antiferromagnet Cr$_2$O$_3$ Open
Antiferromagnets are normally thought of as materials with compensated magnetic sublattices. This adds to their technological advantages but complicates readout of the antiferromagnetic state. We demonstrate theoretically the existence of …
View article: Kinetically Controlled Metal–Elastomer Nanophases for Environmentally Resilient Stretchable Electronics
Kinetically Controlled Metal–Elastomer Nanophases for Environmentally Resilient Stretchable Electronics Open
Nanophase mixtures, leveraging the complementary strengths of each component, are vital for composites to overcome limitations posed by single elemental materials. Among these, metal-elastomer nanophases are particularly important, holding…
View article: Locally Addressable Energy Efficient Actuation of Magnetic Soft Actuator Array Systems
Locally Addressable Energy Efficient Actuation of Magnetic Soft Actuator Array Systems Open
Advances in magnetoresponsive composites and (electro‐)magnetic actuators have led to development of magnetic soft machines (MSMs) as building blocks for small‐scale robotic devices. Near‐field MSMs offer energy efficiency and compactness …
View article: Robust spin injection via thermal magnon pumping in antiferromagnet/ferromagnet hybrid systems
Robust spin injection via thermal magnon pumping in antiferromagnet/ferromagnet hybrid systems Open
Robust spin injection and detection in antiferromagnetic thin films is a prerequisite for the exploration of antiferromagnetic spin dynamics and the development of nanoscale antiferromagnet-based spintronic applications. Previous studies h…
View article: Homogenization and short-range chemical ordering of Co–Pt alloys driven by the grain boundary migration mechanism
Homogenization and short-range chemical ordering of Co–Pt alloys driven by the grain boundary migration mechanism Open
Binary magnetic alloys like Co–Pt are relevant for applications as components of magnetic exchange coupled composites. Numerous approaches exist to tune the coercive field of Co–Pt alloys primarily relying on high-temperature processing ai…
View article: Defect Nanostructure and its Impact on Magnetism of <b>α</b>‐Cr<sub>2</sub>O<sub>3</sub> Thin Films
Defect Nanostructure and its Impact on Magnetism of <b>α</b>‐Cr<sub>2</sub>O<sub>3</sub> Thin Films Open
Thin films of the magnetoelectric insulator α ‐Cr 2 O 3 are technologically relevant for energy‐efficient magnetic memory devices controlled by electric fields. In contrast to single crystals, the quality of thin Cr 2 O 3 films is usually …
View article: Phase Composition Formation and Magnetic Properties in FePd–Au Ultrathin Films at Annealing in Vacuum and Hydrogen
Phase Composition Formation and Magnetic Properties in FePd–Au Ultrathin Films at Annealing in Vacuum and Hydrogen Open
УкраїнаУ роботі досліджено вплив середовища термічної обробки на перебіг процесів фазоутворення у нанорозмірних плівках FePd з додатковим шаром Au.Плівки FePd/Au одержано методом магнетронного осадження на підкладку SiO 2 /Si(001) за кімна…
View article: Flexible Magnetoreceptor with Tunable Intrinsic Logic for On‐Skin Touchless Human‐Machine Interfaces
Flexible Magnetoreceptor with Tunable Intrinsic Logic for On‐Skin Touchless Human‐Machine Interfaces Open
Artificial magnetoception is a new and yet to be explored path for humans to interact with the surroundings. This technology is enabled by thin film magnetic field sensors embedded in a soft and flexible format to constitute magnetosensiti…
View article: Formation of the Ordered $L1_0$-FePt Phase in Fe$_{50}$Pt$_{50}$/Au/Fe$_{50}$Pt$_{50}$ Films at Annealing in Hydrogen
Formation of the Ordered $L1_0$-FePt Phase in Fe$_{50}$Pt$_{50}$/Au/Fe$_{50}$Pt$_{50}$ Films at Annealing in Hydrogen Open
Вивчено вплив проміжного шару Au при відпалі у водні на формування магнетотвердої, хемічно впорядкованої фази L1₀-FePt у плівкових композиціях Fe₅₀Pt₅₀(15 нм)/Au(7,5 нм; 30 нм)/Fe₅₀Pt₅₀(15 нм), нанесених методою магнетронного осадження на …