Researchers at IPC PAS have developed methods to transform lignin-derived molecules into compounds relevant to pharmaceutical research at room temperature and atmospheric pressure. The techniques use light and ultrasound to activate the catalyst, generating energy locally without exposing the system to extreme heat.
Scientists from ICTER developed a method that uses dynamic scattering to reduce speckle noise and improve image quality. By deliberately changing the way light reaches a stationary object, successive images can be averaged to preserve the fixed structure and weaken random artefacts.
Researchers developed a model of the primary visual cortex, introducing feedback mechanisms to constrain chaos and reduce neural activity variability. The model showed a 93 percent reduction in variability, allowing the brain to remain flexible while reliably processing visual information.
Researchers developed a prototype imaging system that can simultaneously track the cornea's mechanical response at nine locations, allowing for more accurate assessment of corneal biomechanics. This technology has the potential to improve early detection and monitoring of disorders like keratoconus.
The STOC-T technology resolves optical noise in eye imaging by fundamentally changing the way imaging data is collected, resulting in sharper images and improved diagnostic accuracy. This new approach addresses the problem earlier, before image construction, rather than relying on post-processing algorithms.
Researchers investigated the effect of laser-beam diameter on two-photon stimuli and found that accurate focusing is crucial for detection. The study revealed that beam geometry plays a key role in determining visibility thresholds, with precise alignment necessary to maximize photon density reaching the retina.
Researchers from ICTER and the FDA Center for Devices and Radiological Health developed a new method to visualize the entire retina without refocusing. This breakthrough uses adaptive optics optical coherence tomography (AO-OCT) to generate three-dimensional retinal images with cellular resolution.
Researchers propose a novel molecular system to address surface defects and suppress ion migration in perovskite solar cells. The dual-functional molecule, [12]-C-4POR, traps specific ions with its cyclic binding sites, enhancing device stability and performance.
Researchers from the Institute of Physical Chemistry have developed a unique system that uses magnetic fields to spatially organize endothelial cells onto microparticles, creating vascular systems with well-defined micro-architecture. This technology has the potential to revolutionize personalized drug testing and precision medicine by...
Researchers developed a novel route for transforming molecular crystals into quantum dot monoliths, mimicking geological weathering on a tiny scale. Uniformly sized zinc oxide quantum dots form within the original crystal structure, preserving its shape.
A team from the Institute of Physical Chemistry, Polish Academy of Sciences, has developed a method to control the shape of microfibers using electricity. This breakthrough enables the creation of miniaturized actuators that can change shape on demand, opening up possibilities for novel applications in micromechanics and soft robotics.
Scientists propose a solution to inactivate bacteriophages without destroying bacterial strains, using polymeric nanospheres that interact with phage surface charges. The nanoparticles are effective against 95% of phages and could provide a safer alternative to existing anti-phage strategies.
Scientists from the Institute of Physical Chemistry discovered a novel molecule, TDMQ20, which can bind to copper ions and decrease its harmful effect on neurons. The researchers found that the complex does not generate reactive oxygen species, making it a promising candidate for treating Alzheimer's disease.
Scientists have created a new class of nanocrystals with exceptional thermal and chemical stability, showcasing impressive gas adsorption capabilities. The discoveries could lead to the development of advanced porous solid-state materials.
Scientists have demonstrated a novel transition-metal-free dual-catalyst system for hydrocyanation, enabling excellent regioselectivity and high yields. The method avoids toxic metals and is estimated to be around 2,500 times cheaper than conventional methods.
Researchers have developed a new approach to create defective carbon nitride, a metal-free semiconductor that enhances solar-driven chemical reactions. The material shows improved photocatalytic performance due to its increased surface area and density of active sites, leading to higher yields in hydrogen peroxide generation.
Researchers reveal how hydrogen position affects molecular dynamics in triazole anions under low-energy electron interaction. This study provides new insights into transient negative ions, potentially impacting pharmaceutical development and environmental chemistry.
Researchers develop easily accessible aluminium-based organometallic complexes with promising optoelectronic properties. These unique tetrameric chiral-at-metal alkylaluminium anthranilates exhibit photoluminescence quantum yields of up to 100% in the solid state.
Researchers have created a novel approach for stabilizing and analyzing highly reactive organozinc compounds using custom-designed crystalline sponges. This innovative strategy allows for safe observation of molecular structures and selective separation of similar compounds.
Researchers from ICTER have determined the 3D structure of RBP3, a key molecule in the visual cycle, shedding light on its role in retinal diseases such as diabetic retinopathy. The study reveals conformational changes upon binding to ligands, providing new insights into its functional mechanisms.
Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences, have identified unusual phosphorus molecules in space. These molecules, including phosphabutadiyne and vinylphosphaethyne, were studied using cryogenic techniques and infrared spectroscopy, providing new insights into their formation and properties.
Researchers have gained detailed insights into RBP3's structure and mechanism of action, shedding light on its role in protecting the retina from diseases. The study suggests potential therapies to slow or stop retinal degeneration, including RP and myopia.
A new diagnostic method called flicker optoretinography (f-ORG) analyzes the retina's reaction to light, helping to detect danger before symptoms appear. The technique detects even minor changes in photoreceptors, providing valuable insights into retinal health.
A recent study found that biomass burning products are toxic to human lung cells, causing inflammation and oxidative stress. The research emphasizes the need for extended air quality networks across the European Union to monitor key biomass burning markers.
The Institute of Physical Chemistry of the Polish Academy of Sciences has developed a novel system for determining potassium levels in liquid food samples using fast and non-destructive techniques. The low-cost, ion-selective syringe electrodes offer excellent selectivity and linear range, making them suitable for point-of-care devices.
Scientists at the Institute of Physical Chemistry Polish Academy of Sciences created a method to measure molecular brightness and eliminate background light. This technique allows for counting individual photons emitted by molecules, enabling precise measurement of molecule concentrations. The researchers applied this approach to study...
Researchers used STOC-T to visualize retinal microcirculation in real-time, providing insights into the mechanisms of retinal function. The study offers a groundbreaking opportunity for precise monitoring of hemodynamic changes in the retina, enabling early detection and treatment of diseases such as Alzheimer's and Parkinson's.
A commonly used mathematical approach to describe fluorescence evolution in solids cannot be applied to liquids, where molecules are free to move. This can lead to erroneous interpretations of experimental data and wrong conclusions.
Researchers developed a method to measure the brightness of two-photon stimuli using photometric units, enabling the quantification of perceived brightness. The study found that two-photon retinal illumination can reach almost 670 cd/m² in safe laser power ranges.
Researchers from the Polish Academy of Sciences developed a novel point-of-care device to monitor C-reactive protein (CRP) levels, allowing for fast and accurate diagnoses. The device uses electrochemical biosensors and near-field communication technology to provide real-time measurements with high sensitivity.
A team of scientists developed a method to quickly measure the frequency characteristics of photoreceptors' response to flicker stimulation, allowing for faster diagnosis of visual disorders. The new technique, called f-ORG, reduces the time required to conduct experiments and analyze data.
Researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences successfully unlocked a puzzle in vascular tissue engineering, providing important experimental evidence towards understanding and controlling sprouting angiogenesis in vitro. They developed new image-analysis protocols to determine key parameters gove...
Researchers developed a unique microfluidics-based diagnostic system that combines optical tweezers with stimulated Raman spectroscopy to enable fast and accurate diagnosis of leukemia. The device can identify cancer cells based on their metabolic activities and metabolites, providing tailored treatment options.
Researchers developed a novel concept to control chemical reactions during catalytic processes by employing light. They proposed an innovative nanosystem that enables rapid and efficient catalyst deactivation without additional chemicals, facilitating controlled reaction rates.
Scientists at IPC PAS create peptide-based sensors to detect inflammation and chronic diseases, offering a promising alternative to traditional methods. The study uses phage-display method to identify CRP-binding peptides, achieving higher affinity and detection efficiency than antibodies.
Researchers at IPC PAS developed a system to detect single molecules using electrochemical techniques by converting charges into photons, overcoming the detection limit. The study demonstrates increased sensitivity towards charge-transfer processes in a closed bipolar electrochemical setup.
Researchers from the Institute of Physical Chemistry found that microplastics decrease bacteriophages' infectivity due to leachates and polymer size. The study highlights the impact of microplastics on aquatic ecosystems, affecting both animals and humans.
Scientists from Poland's Institute of Physical Chemistry have discovered a way to control the population of the pine-tree lappet moth, which threatens coniferous forests. A new pheromone blend based on biocomponents of the sex pheromone has been developed to monitor and potentially control the moth's abundance.
Researchers discovered that positively charged micelles can significantly accelerate chemical reactions between like-charged molecules. By controlling the magnitude and spatial distribution of the electric charge on catalysts, reaction rates can be tuned within several orders of magnitude.
Researchers have created a technique that enables visualization of the retina and choroid with high resolution at distinct depths, revealing new insights into eye structure. The technology, called STOC-T, makes it possible to image all primary layers of the choroid for the first time.
A new technique called πNIRS can monitor brain blood flow non-invasively using a fast two-dimensional camera. This method improves upon previous techniques like iNIRS, enabling faster detection of changes in blood flow related to neuronal activity.
A team led by prof. Sashuk created a semirotaxane molecule that can control the position of another molecule on its axis, regulating the rate of a particular chemical reaction. When exposed to blue light, the system accelerates the C-N coupling reaction by up to 5.4 times.
Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences, recorded double Hopf bifurcation behavior of light during laser operation. They also demonstrated real-time experimental observation of the phenomenon and proposed a new methodology to interpret the observed dynamics.
Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences, have developed a novel polymer-based solution that enables easy delivery of large molecules to cells. By applying hypertonic solutions, they can induce osmotic stress and relax the cell membrane, allowing for precise control over molecule transfer.
Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences developed a novel time-resolved NMR method to study complex chemical processes. The method combines time-resolved diffusion NMR and time-resolved nonuniform sampling, allowing for detailed studies with high resolution and real-time monitoring.
A new study may help develop therapies to slow vision loss in pigmentary retinopathy by understanding how the visual system adapts to photoreceptor death. The research found that the visual pathway becomes hyperactive during early RP, which could lead to therapeutic protection and restoration of vision.
Researchers from the Polish Academy of Sciences propose nitrogen-doped polycyclic aromatic hydrocarbons as potential OLED emitters, offering improved energy efficiency and color purity. The new compounds achieve high external quantum efficiencies, outperforming existing donor-acceptor emitters.
Researchers develop Spatio-Temporal Optical Coherence Tomography (STOC-T) to measure retinal flicker optoretinograms at high frequencies. This breakthrough allows fast and non-invasive assessment of photoreceptor function, paving the way for new treatments for eye diseases.
A new study reveals that droplets can unexpectedly form complex linear structures when carried by an external flow, buckling and folding onto themselves to create 'folds' and 'strings'. This phenomenon could provide insight into how ordered structures emerge from sequentially generated building blocks.
Researchers from the Institute of Physical Chemistry found that high concentrations of crowding molecules can hinder DNA hybridization and complexation of sodium ions. The study used polyethylene glycol and other chain-like molecules to mimic the crowded cellular environment, revealing a 1000-fold decrease in favorable complexation.