<abstract> <p>A stable colloid called ferrofluid is made up of tiny magnetic particles, often magnetite (Fe<sub>3</sub>O<sub>4</sub>), that have been bonded with an amphiphilic dispersion layer and are then suspended in a suitable liquid solvent carrier. Current industrial uses for include dynamic sealing, inertial viscous damping, drug targeting, microrobots, etc. In this article, we studied the heat transfer MHD micropolar flow caused by non-linearly...

A nanostructure belong to a significant and an extensively investigated compounds in chemical science. It has been derived through engineering mechanism at the molecular scale. The most important of these new materials are carbon nanotubes. Carbon nanosheets 2-dimensional lattices To compute study topological indices nanostructures respected problem nanotechnology. Quantitative structure-property structure-activity relationships nanotubes necessitate expressions for features compounds....

The purpose of this analysis is to establish a quantitative structure–property relationship (QSPR) between eV and ve-degree based topological descriptors measured physicochemical parameters phytochemicals screened against SARS-CoV-2 3CLpro. A computer-based algorithm developed compute the indices for considered graphs. Our study revealed that eV-degree Zagreb index Mev first beta M1βve are two important can be useful in prediction molecular weight polar surface area phytochemicals....

Abstract In the present work, magnetohydrodynamic flow and heat transfer of a micropolar tri-hybrid nanofluid between two porous surfaces inside rotating system has been examined. A is new idea in research area, which gives better rate as compared to hybrid nanofluid. We also incorporated thermal radiation effects Hall current this article. The similarity techniques are used reduce governing nonlinear PDEs set ODEs. For numerical solution considered problem, we have MATLAB-based Bvp4c...

Cancer is one of the most lethal diseases in humans and other species. Breast cancer second frequent after skin cancer, it develops breast. The treatment recommendations are variable. lack appropriate medication has worsened disease. Based on prior research, scientists testing drugs based medical therapies. Many which include Abemaciclib, Thiotepa, Anastrozole, Tamoxifen, Abraxane, Capecitabine, Exemestane, Ixabepilone listed new recommendations. A topological index a type molecular...

We have investigated the two-dimensional mixed convective Maxwell hybrid nanofluid boundary layer mass and heat flows over a linearly stretching porous surface with applied external magnetic flux. Thermal radiations along Dufour Soret effects are also incorporated. The governing model of partial differential equations (PDE) is altered into ordinary (ODE) an appropriate similarity transformation. finite difference-based numerical method BVP4c to solve system nonlinear ODEs. flow features...

Abstract Under the influence of an alternating magnetic field, flow and heat transfer a ferrofluid over flexible revolving disc are examined. The is hampered by external which dependent on field's frequency. current work examines three-dimensional fluid with high viscosity spinning that stretched in radial direction. governing equations' symmetries computed using Lie group theory. In problem, there resemblance can accomplish radially stretching velocities divided into two categories,...

Antiemetics are medications that used to treat or prevent vomiting nausea. These two common symptoms the results of different conditions include procedures, therapies, and medications. In most cases, antiemetics required control vomiting, especially in cases severe dehydration. Topological descriptors numerical numbers associated with chemical substances Quantitative Structure-Property Relationship (QSPR) research predict their physical properties. this work, we linear multiple regression...

Abstract Hyaluronic acid-paclitaxel conjugate is a nanoparticle-based drug delivery system that combines hyaluronic acid with paclitaxel, enhancing its solubility, stability, and targeting specificity. This shows promise in treating breast, lung, ovarian cancers reduced side effects. Entropy measures are used to predict physical chemical properties of drugs. In this paper, we compute entropy for the using edge/connectivity partition approach. We establish quantitative structure-property...

Lyme disease, caused by the bacterium Borrelia burgdorferi and transmitted through infected black-legged ticks, remains a significant health concern due to its potential for severe complications, including arthritis, neurological disorders, cardiac issues. Early diagnosis treatment are essential prevent these outcomes. This study explores predictive of reverse degree-based entropy indices analyzing molecular structures therapeutic compounds used in disease treatment. While use topological...

Quantitative structure-property and structure-activity relationships of the silicon carbide compounds necessitate expressions for molecular topological features these compounds. Topological indices are vital devices investigating chemical to comprehend fundamental topology structures. Ev-degree ve-degree based two novel degrees as late defined in graph theory. have been corresponding their relating partners. In this article, we computed degree namely ev-degree Zagreb type index, Randic...

Abstract A quantitative structure–property relationship study was performed for the prediction of physical properties 22 benzene derivatives using ev‐degree and ve‐degree topological indices. These indices correlate certain physico‐chemical property with chemical structure (like molecular weight, enthalpy, boiling point π ‐electron energy β ‐unit derivatives). At first, a simple linear regression model developed considered derivatives. It is found that atom bond connectivity index ( )...

Abstract A topological index, also known as a connectedness is numerical characteristic of chemical structure that computed by using its molecular graph in theoretical chemistry. In quantitative structure‐activity relationships (QSARs), which relate molecule's to physical and properties, indices are employed. The entropies with were inspired Shannon's entropy concept became the information‐theoretic quantities for measuring structural information graphs. theory graphs useful determining...

Reverse entropies are the molecular descriptors that describe structures of chemical compounds. They used in isomer discrimination, structure-property relationship, and structure-activity relations. In this study, QSPR models were designed using reverse degree-based to predict physical properties benzene derivatives. The relationship analyses between physicochemical done by curvilinear regression method. A Maple software based algorithm was make computation easy. Analysis performed SPSS...

Superlattices are periodic arrangements of two or more different materials on a nanoscale. Ge-Sb-Te (Germanium-Antimony-Tellurium) superlattices type material used in phase-change memory (PCM) technology. PCM is non-volatile technology that relies the reversible phase transition between amorphous and crystalline states certain materials. This property, combined with nature material, makes it suitable for applications like electronic devices. Topological entropy indices mathematical tools...

Stokes flows of a Maxwell fluid produced by the motion wall are analyzed under slip condition at boundary. The is assumed to be translated in its plane with given velocity. relative velocity between and proportional shear rate wall. exact expressions for stress determined means Laplace transform. fields corresponding both nonslip conditions viscous Newtonian fluids obtained. Two particular cases, namely sinusoidal oscillations translation constant wall, studied. In case boundary condition,...

Topological indices are quantitative measurements that describe a molecule’s topology and quantified from the graphical representation. The significance of topological is linked to their use in QSPR/QSAR modelling as descriptors. Mathematical associations between particular molecular or biological activity one several biochemical and/or structural features QSPRs (quantitative structure‐property relationships) QSARs structure‐activity relationships). In this paper, we give explicit...

Abstract Topological indices are an important method for understanding the fundamental topology of chemical structures. Quantitative structure properties relationship (QSPR) is analytical approach breaking down a molecule into sequence numerical values that describe and physical characteristics molecule. In this article, we have developed QSPR analysis between eigenvalue‐based topological COVID‐19 drugs to predict significance level eigenvalue based indices. We use MATLAB computation SPSS...