Researchers created an MRI coil that produces images with three times higher resolution than standard coils, enabling easy whole-body imaging of mice. The new coil design uses inexpensive materials and manufacturing technology, reducing noise and improving image quality.
Scientists from ITMO University discovered that the Great Pyramid can concentrate electromagnetic energy in its internal chambers and base. The research used numerical modeling and analytical methods to predict this phenomenon, which could lead to the development of nanoparticles for sensors and solar cells.
Researchers from ITMO University developed a controlled light source based on nanodiamond, doubling emission speed without additional nanostructures. The artificial defects in the diamond crystal lattice enable efficient control of light emission, crucial for quantum computers and optical networks.
Researchers from ITMO University have discovered a new mechanism for neutron star radio emission, based on the transitions of particles between gravitational states. This phenomenon is similar to laser amplification and was first observed in electrons on the surface of neutron stars, consistent with real experimental observations.
Researchers observed transition from polariton-solitons to Bose-Einstein condensate by changing laser pumping power. Theoretical model explains the behavior of nonlinear systems, enabling potential applications in telecommunications.
Physicists at ITMO University and University of Sheffield created a polariton crystal lattice with adjustable geometry. The lattice's properties can be modified, allowing for the study of quantum effects and potential applications in optical computing.
Researchers at ITMO University have created a new type of curved light beam called a photonic hook, which can improve optical system resolution and control nanoparticles. The technique uses a dielectric particle to bend the light beam, allowing for the manipulation of individual cells, viruses, or bacteria on a nanoscale.
Scientists from ITMO University have developed a new treatment for internal bleeding using magnetically-driven nanoparticles containing thrombin. The treatment reduces overall blood loss by 15 times and accelerates local clot formation.
Researchers created a 3D dynamic model of light-nanoparticle interactions using mining hardware, showing particles lose symmetry and optical properties become heterogeneous when exposed to short intense laser pulses. This finding could enable control of light on a nanoscale for ultrafast information processing devices.
A research group from ITMO University combined a nanoantenna with a light source in a single nanoparticle, generating, enhancing and routing emission. The scientists discovered that the emission can be enhanced if its spectra match with Mie-resonant mode, making them efficient light sources at room temperature.
Scientists from ITMO University developed a silicon-gold nanoparticle that acts as an effective source of white light when agitated by a pulse laser in IR band. This technology makes modern near-field microscopy cheaper and simpler, with potential applications in medicine.
Researchers create a subwavelength dielectric resonator that can trap light for an extended period due to destructive interference, allowing for more efficient optical devices. The structure is capable of suppressing energy leakage and keeping light for ten times longer than conventional resonators.
Researchers have created three-dimensional topological insulators that can control light localization in all directions, promising major technological advances. These structures have a considerable practical potential for applications in optical computers, communication networks, antennas, and lasers.
Scientists from ITMO University devised a novel way to address issues with solar cells, including reduced light reflection and overheating. By incorporating glass microparticles into the top electrode, they improved solar cell efficiency by 20%, making it more attractive for industrial applications.
Researchers at ITMO University developed a system to measure red blood cell velocity using high-speed video recording. The system provides accurate data for diagnosing vascular conditions and assessing therapy efficiency, offering a reliable tool for disease pattern recognition.
Researchers developed an algorithm capable of analyzing the spread of antibiotic resistance genes in gut microbiota, revealing new evidence of gene transfer between bacterial species. This method can contribute to effective therapy schemes and curb superbug emergence.
Researchers at ITMO University have developed a novel approach to obtaining non-toxic magnetic photonic crystals, expanding their applications from photonics to biomedicine. These nanospheres can be used to design drugs for fighting thrombosis and cancer, and their biocompatibility makes them suitable for targeted drug delivery.
A computer algorithm developed by ITMO University's programmers analyzes Instagram photos taken in Saint Petersburg to identify popular locations favored by residents. The results provide insider information for tourists, offering a more authentic experience.
Researchers at ITMO University have developed a new approach for printing luminescent structures using europium-doped zirconia nanoparticle ink. The ink enables the fabrication of custom holograms with high stability and durability.
Scientists from ITMO University and Tampere University of Technology developed a new algorithm to increase the resolution of images obtained in lensless microscopes. The approach relies on diffraction patterns and computational methods, allowing for improved image quality without physical changes to the microscope.
The new camera can record fast processes in transparent specimens and increase image resolution. It captures phase deformations of ultrashort laser pulses, allowing researchers to study biochemical reactions and cellular mechanisms with high accuracy.
Researchers from ITMO University and Hebrew University have developed a method to recover protein structure after chemical denaturation, working for both specific molecules and multiprotein systems. The technology simplifies and cheapens the production of drug proteins for Alzheimer's and Parkinson's treatment.
Scientists have discovered a way to revive mixed folded proteins by applying an electrostatic interaction between folded or denatured proteins and alumina nanoparticles. This breakthrough could simplify and reduce the production costs of drug proteins for Alzheimer's and Parkinson's treatment.
Scientists have found a biocompatible material in silicon that can heat up quickly and signal its temperature through Raman scattering. The nanoparticles are more efficient than gold at converting laser radiation into heat, making them a potential cheaper alternative to metal-based treatments.
A new metasurface-based technology has been tested on humans, providing higher signals from local brain regions and potentially reducing image acquisition time or acquiring higher resolution images. The use of metasurfaces could improve MRI comfort for patients and disease diagnosis.
Chemists from Russia and Switzerland develop biosafe luminescent nanoparticles for imaging tumors and blood vessels, offering an alternative to toxic quantum dots. The particles are composed of hafnium oxide doped with rare earth metals, which provide high luminescent properties while maintaining biosafety.
Researchers from ITMO University and their European colleagues created quasiparticles called excitons, fully controllable and room-temperature capable. These particles can generate light in LEDs and lasers, while also being used for recording optical signals.
Scientists from Russia and Australia have developed a simple new way to count microscopic particles in optical materials using laser diffraction. This method allows for the structure and shape of any optical material to be determined without expensive electron or atomic-force microscopy.
Scientists discovered that itaconate, a natural substance produced by macrophages, acts as an antioxidant and anti-inflammatory agent. It reduces the activity of immune cells and may be used to treat pathologies caused by excessive inflammation or oxidative stress.
Scientists have developed a magnetically controlled drug that can dissolve blood clots up to 4000 times more efficiently than ordinary enzyme-based drugs. The new material protects enzymes from inhibitors and maintains therapeutic properties over extended periods.
Scientists developed MetaFast, a software tool that rapidly analyzes metagenomes to identify previously unknown pathogens and develop personalized medicine. The algorithm can work with unknown environments and detect microorganisms like viruses.
GAM is a free web service that identifies links between changes in metabolism and genes, enabling better understanding of complex biological processes. The program can analyze entire maps of metabolic pathways in cells, revealing mechanisms of tumor growth and shedding light on autoimmune pathologies.
Researchers designed a helix-shaped supercrystal composed of quantum dots to separate organic molecules and enhance drug synthesis. The chirality of the supercrystal allows for accurate detection of chiral biomolecules, enabling precise identification of enantiomers in pharmaceuticals.
Scientists have discovered novel driver mutations in lung cancer cells that may be responsive to targeted therapies and immunotherapy. The study identified 38 significantly mutated genes in lung adenocarcinoma and 20 in lung squamous cell carcinoma, with only 6 shared by both types.
Scientists from ITMO University developed a new technique to create planar arrays of hybrid nanoantennas, enabling precise control over light manipulation at the nanoscale. The technology promises to increase data storage capacity and pave the way for high-throughput fabrication of optical nanodevices.
Researchers from ITMO University have developed a novel approach to constructing quantum communication systems, enabling the transmission of single-photon quantum signals across distances of up to 250 kilometers. The system uses side frequencies to simplify device architecture and increase pass-through capacity, making it comparable to...
Researchers have developed a magnetically controlled material composed of enzymes entrapped within magnetite particles, enabling targeted treatment of cancer and thrombosis. The new material stabilizes itself without additional stabilizers, making it suitable for intravenous injection.
Scientists from ITMO University developed a novel WPT system that maintains up to 80% transfer efficiency across 20 centimeters, making it suitable for commercial applications. The system uses spherical dielectric resonators and a higher-order resonant frequency mode to reduce power losses.
The technology uses metamaterials to improve the signal-to-noise ratio, resulting in higher-resolution images and faster scanning times. This innovation has the potential to revolutionize medical diagnostics, particularly in cancer detection and tissue analysis.
Scientists have discovered an unconventional phase transition between photonic crystals and metamaterials, allowing for the creation of new electromagnetic materials with tailored properties. The study provides a foundation for designing and fabricating such materials.
A team of chemists from ITMO University has developed a novel type of firefighting foam based on inorganic silica nanoparticles, beating existing analogues in fire extinguishing capacity and thermal stability. The new foam is fully biodegradable and non-toxic to living organisms.
Researchers at ITMO University have developed a method for producing vivid holographic images using an ordinary inkjet printer. The new technique uses colorless ink made of nanocrystalline titania, which can be deposited on special microembossed paper to create unique patterned images.
Researchers discovered a technique to renature denatured proteins, restoring their original spatial structure and increasing activity by 180%. This method uses nanoparticles to bind to protein molecules, preventing aggregation and reactivating the active center.
Physicists have developed a single silicon nanoparticle as an ultrafast all-optical transistor, enabling ultrafast switching and promising for optical computing. The study found that the nanoparticle's properties can be dramatically changed by irradiating it with intense laser pulses, allowing for control of light scattering direction.
Researchers from ITMO University created a vascular graft coating that prevents clot formation, ensuring unobstructed blood flow. The coating, which can be applied to any type of implant, uses a porous shell to release medication and prevent the growth of crystals or other unwanted substances.
Scientists at ITMO University and Trinity College Dublin discovered that ordinary nanocrystals possess intrinsic chirality, producing a half-and-half mixture of mirror images. This finding has potential applications in targeted drug delivery, medical diagnostics, and nanotoxicology.
Researchers at ITMO University and Australian National University created an invisible cylindrical object in the microwave range without metamaterial coatings. The method is based on Fano resonances, where waves scattered via resonant and non-resonant mechanisms have opposite phases and are mutually destroyed.
Scientists at ITMO University and their collaborators identified novel metabolic pathways controlling macrophage activation and its anti-inflammatory function. The study provides insights into the regulation of immune responses and may lead to the development of new drugs targeting macrophage metabolism.