Brightened Optical Transition Hinting to Strong Spin-Lattice Coupling in a Layered Antiferromagnet.

Two-dimensional (2D) van der Waals magnets show strong interconnection between their electrical, magnetic, and structural properties. Here, the emergence of a luminescent transition is revealed upon crossing the Néel transition temperature of CrPS, a layered antiferromagnetic semiconductor. This luminescent transition occurs above the lowest absorption level.

Simulation of energy management system using model predictive control in AC/DC microgrid.

This research seeks to enhance energy management systems (EMS) within a microgrid by focusing on the importance of accurate renewable energy prediction and its strong correlation with load curtailment. Analyzing the precision of disturbance predictions, reveals that predicting one hour in advance is more effective than immediate predictions or those made several hours beforehand. Furthermore, the study investigates scheduling load curtailment to manage peak power from renewable energy sources by comparing two distinct strategies: Case 1, which implements curtailments in both morning and afternoon, and Case 2, which focuses solely on midday curtailment.

Mental Health of Residents of Ukraine Exposed to the Russia-Ukraine Conflict.

Importance: Quantifying the association between the ongoing Russia-Ukraine war and Ukrainians' mental health is crucial for guiding reconstruction and rebuilding efforts in the postwar period.

Objective: To examine the association between war exposure and civilians' mental health in both the short and medium term and the potential channels through which these associations occur.

Design, Setting, And Participants: This cohort study used data from 7 nationally representative surveys conducted by the Kyiv International Institute of Sociology between December 4, 2015, and July 18, 2022.

Scale-Dependent Effects of Plant Diversity Drivers Across Different Grassland Habitats in Ukraine.

Understanding the factors governing grassland biodiversity across different spatial scales is crucial for effective conservation and management. However, most studies focus on single grain sizes, leaving the scale-dependent mechanisms of biodiversity drivers unclear. We investigated how climate, soil properties, abiotic disturbance, and land use influence plant diversity across two fine spatial scales in various grassland types in Ukraine.

Modified creatine greatly increases the performance of skeletal and smooth muscles.

Creatine is a nitrogen-containing carboxylic acid and a main component of phosphocreatine. In recent years, creatine is considered as a component of dietary nutrition, to improve the efficiency of physical activity and increase muscle mass of athletes and older people. Creatine has been shown to be able restore cardiac contractility impairment after myocardial infarction.

Depression among people living with tuberculosis and tuberculosis/HIV coinfection in Ukraine: a cross-sectional study.

Background: Depressive disorders are associated with poor treatment outcomes, physical health, and quality of life among people living with TB (PLWTB) and TB/HIV (PLWTBHIV). Data on depression among PLWTB/HIV are limited in Ukraine.

Objectives: This cross-sectional study aimed to examine depression risk and its correlates and describe the willingness to seek depression treatment among PLWTB/HIV in Ukraine.

Acoustic Waves and Their Application in Modern Fire Detection Using Artificial Vision Systems: A Review.

This paper presents information on the propagation patterns of acoustic waves and their practical application, in particular, in modern fire detection methods that use artificial vision systems and video cameras as intelligent sensors. In practice, the use of artificial intelligence allows the detection of flames in places where the use of typical sensors is impossible or severely limited. Such a system can work together with environmentally friendly acoustic flame extinguishing technology as a standalone platform, or it may cooperate with other modules, which is a new approach in the field of fire protection.

Application of Discrete Exterior Calculus Methods for the Path Planning of a Manipulator Performing Thermal Plasma Spraying of Coatings.

This paper presents a new method of path planning for an industrial robot manipulator that performs thermal plasma spraying of coatings. Path planning and automatic generation of the manipulator motion program are performed using preliminary 3D surface scanning data from a laser triangulation distance sensor installed on the same robot arm. The new path planning algorithm is based on constructing a function of the geodesic distance from the starting curve.

Cu-Related Paramagnetic Centers in Cu- and (Cu,Y)-Doped ZrO Nanopowders.

In this work, we studied Cu-doped and (Cu,Y)-codoped ZrO nanopowders produced through a coprecipitation approach to identify the nature of Cu-related bulk and surface paramagnetic centers. We conducted EPR, NMR, and Raman scattering studies on Cu- and (Cu,Y)-doped ZrO powders calcined at different temperatures. At low calcination temperatures (400 °C) and low Cu loading (0.

Thermal Degradation of Polymer Composites Based on Unsaturated-Polyester-Resin- and Vinyl-Ester-Resin- Filled Kraft Lignin.

The creation of heat-resistant polymers represents one of the most significant challenges and priorities in contemporary scientific research. The incorporation of a filler of analogous nature and content into disparate types of resins will facilitate the identification of the relationship between properties and the structure of macromolecular chains in synthetic resins that function as composite matrices. The objective of this study was to ascertain the impact of lignin at 5 and 15% by weight on the thermal degradation of two resin-based composites with disparate structural compositions.

Investigation of Electrospark Sintering of Composites of SiC-TiC, SiC-VC Systems.

The kinetic regularities of the electrօspark sintering of SiC-TiC, SiC-VC composites at a pressure of 45 MPa and the temperatures of 1900 and 2000 °C have been established. At the first stage of the composite compaction process, the addition of TiC, VC impurities in the amount of 20 vol.% to silicon carbide with a dispersion of 2 μm increases the compaction rate by 1.

Biomass-Derived Nanoporous Carbon Honeycomb Monoliths for Environmental Lipopolysaccharide Adsorption from Aqueous Media.

After undergoing biological treatment, wastewater still contains substances with endotoxic activity, such as lipopolysaccharide. However, due to the increasing practice of treating wastewater to make it suitable for drinking (potable reuse), the removal of these endotoxic active materials is crucial. These substances can be harmful to human health, leading to a condition called endotoxaemia.

Clinical-radiological presentation and natural history of iatrogenic cerebral amyloid angiopathy.

Background: We aimed to describe neuroimaging features, clinical profiles and long-term outcomes in patients with iatrogenic cerebral amyloid angiopathy (iCAA).

Methods: We performed a systematic literature search for case series of iCAA and included individual patients and their longitudinal clinical and neuroimaging data in this pooled cohort study. Patients meeting a modified version of the Queen Square criteria for iCAA were included.

Expert Clinical Interpretation of Continuous Glucose Monitor Reports From Individuals Without Diabetes.

Background: Clinical interpretation of continuous glucose monitoring (CGM) data for people without diabetes has not been well established. This study aimed to investigate concordance among CGM experts in recommending clinical follow-up for individuals without diabetes, based upon their independent review of CGM data.

Methods: We sent a survey out to expert clinicians ( = 18) and asked them to evaluate 20 potentially challenging Dexcom G6 Pro CGM reports (and hemoglobin A1c [HbA1c] and fasting venous blood glucose levels) from individuals without diabetes.

Immune cells in thyroid adenoma and carcinoma: uncovering a hidden value of assessing tumor-host interplay and its potential application in thyroid cytopathology.

Introduction: Although the role of tumor immune microenvironment (TIME) in thyroid cancer is well established, little data exists about the differences in immune cell presence in thyroid adenomas and carcinomas. We assume that immune cell density could be an additional diagnostic criterion for differentiating benign and malignant tumors in thyroid aspirates.

Aim: The current study compared the immune contexture of thyroid adenoma (TA) and thyroid carcinoma (TC) in histological and cytological specimens of III-V categories.

Polymeric nanoparticles with a thermoresponsive shell loaded with fluorescent molecules allow for thermally enhanced fluorescence imaging and singlet oxygen generation.

A thermosensitive polymeric nanoformulation (NF) was fabricated for thermally enhanced near-infrared (NIR) fluorescence imaging (FLI). It comprised core-shell nanoparticles (NPs) with a polystyrene core and a thermosensitive shell of a co-polymer of -isopropylacrylamide and acrylamide [poly(NIPAM--AA)], which underwent a reversible conformational transition at 38-40 °C (corresponding to a lower critical solution temperature, LCST), leading to a reversible shrinkage of NPs from ∼250 nm to ∼140 nm for temperatures above LCST. The NIR dye 3782SL or photosensitizer HPPH were loaded to the NP shells.

Evaluating Mirror Therapy Protocols in Phantom Limb Pain Clinical Trials: A Scoping Review.

Mirror therapy is among the most widely used treatments for phantom limb pain. However, discrepancies exist in the way it is conducted, and its effectiveness varies widely. The aim of this scoping review was to evaluate the application of mirror therapy across the literature and to identify treatment features unique to studies with clinically significant pain reduction outcomes.

Factors Associated with Antidiabetic Medications and Dietary Recommendation Adherence Among Patients with Type 2 Diabetes.

Introduction: Diabetes mellitus is a global noncommunicable disease epidemic of public concern. Adherence poses a challenge to patients due to the long-term management of type 2 diabetes. This study assessed the factors associated with antidiabetic medications and dietary recommendation adherence among patients with type 2 diabetes in Ghana.

Acute effects of different "exercise snacking'' modalities on glycemic control in patients with type 2 diabetes mellitus (T2DM): study protocol for a randomized controlled trial.

Background: Impaired glycemic control, a sedentary lifestyle and diabetes related consequences are common challenges faced by experts and individuals with type 2 diabetes mellitus (T2DM). Although regular exercise has been shown to improve glycemic control in individuals with T2DM, conventional exercise recommendations are not always feasible for patients due to time constraints. Therefore, "exercise snacking'', which involves short bouts of exercise interspersed throughout the day, has emerged as a potential alternative to traditional exercise regimes.

C fullerene promotes post-traumatic recovery of the rat .

Aim: The remarkable antioxidant capabilities of biocompatible and safe C fullerenes have extensive applications in biomedicine. This study is the first to present an investigation into the effect of water-soluble C fullerenes on post-traumatic recovery of the in rats.

Methods: Tensometry was used to investigate the biomechanical parameters of muscle contraction, specifically the times of reaching and holding the maximum force response of the muscle, and the return of muscle contraction force to the initial value after cessation of stimulation.

Optimal scheduling of solar powered EV charging stations in a radial distribution system using opposition-based competitive swarm optimization.

Solar-powered EV charging stations offer a sustainable and reliable alternative to traditional charging infrastructure, significantly alleviating stress on legacy grid systems. However, the intermittent nature of renewable energy sources poses a challenge for energy management in power distribution networks. To address this, optimal charge/discharge scheduling of EVs becomes crucial.

Observation of Exotic J/ψϕ Resonant Structure in Diffractive Processes in Proton-Proton Collisions.

The first study of J/ψϕ production in diffractive processes in proton-proton collisions is presented. The study is based on an LHCb dataset recorded at center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 5  fb^{-1}. The data disfavor a nonresonant J/ψϕ production but are consistent with a resonant model including several resonant states observed previously only in B^{+}→J/ψϕK^{+} decays.

Crystal structure and Hirshfeld surface analysis of a new polymorph of chlorido-bis-(1,10-phenan-throline-κ ,')copper(II) perchlorate.

The title salt (systematic name: 2-methyl-4-oxo-3,4-dihydroquinazolin-1-ium chloride), [CuCl(CHN)](ClO), is comprised of a mononuclear complex cation [Cu(phen)Cl] (phen is 1,10-phenanthroline) and a perchlorate anion, ClO , both with point group symmetry 2. The Cu atom has a slightly distorted trigonal-bipyramidal coordination environment, defined by a NCl coordination set with the Cl atom and two N atoms at the equatorial sites. In the crystal, each phen ring is parallel to neighboring phen rings.

Syntheses and structures of two coordination polymers formed by Ni(cyclam) cations and sulfate anions.

The asymmetric units of -poly[[(1,4,8,11-tetra-aza-cyclo-tetra-decane-κ , , , )nickel(II)]-μ-sulfato-κ : ], [Ni(SO)(CHN)] (), and -poly[[(1,4,8,11-tetra-aza-cyclo-tetra-decane-κ , , , )nickel(II)]-μ-sul-fato-κ : ] hemi[4,4',4'',4'''-(2,2',4,4',6,6'-hexa-methyl-[1,1'-biphen-yl]-3,3',5,5'-tetra-yl)tetra-benzoic acid] nona-hydrate], {[Ni(SO)(CHN)]·CHO·18HO} (), consist of two crystallographically unique centrosymmetric macrocyclic dications and a sulfate dianion. In it includes additionally a mol-ecule of the undissociated acid (2,2',4,4',6,6'-hexa-meth-yl[1,1'-biphen-yl]-3,3',5,5'-tetra-yl)tetra-(benzoic acid) located on a crystallographic twofold axis and nine highly disordered water mol-ecules of crystallization. In both compounds, the metal ions are coordinated in the equatorial plane by the four secondary N atoms of the macrocyclic ligand, which adopts the most energetic-ally stable -III conformation.