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85 articles for “polarity”
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Refractometrically studies ofAtorvastatin drugs in various concentrationsof polar protic, aprotic and non-polar solvents at 303.150K.
Abstract: By using the refractometer to investigating the density and refractive index, molar refraction (Rm) and molar polarizability constant (a) at various concentration Atorvastatin heterocyclic drugs have been studied in ethanol, DMF and dioxane solvent at 303.150K.The magnitude of molar refraction (Rm) and molar polarizability constant (a) of Atorvastatindrug is observed to be higher in polar protic solvents like ethanol than polar aprotic solvents like DMF and non-polar solvents as like …
Published in International Journal of Analytical and Applied Chemistry · Vol. 9, Issue 2, 2023 · pp. 26–30 Read article
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Broadband Polarization Reconfigurable Circularly Polarized Rectangular Slot Antenna
Abstract: A CPW fed circular polarized rectangular slot antenna having polarization switching capability is proposed. The antenna consists of a cross shaped feedline, two rectangular parasitic patches, and two stubs connected to ground of antenna by pin-diodes. Switching of its polarization from RHCP to LHCP is obtained by proper control of on and off states of PIN-diodes. By adjusting the length of the grounded strip and size of theparasitic patches, the …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 1–8 Read article
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A Study on Effect of Polarity on Mechanical Properties in Saw Process
Abstract: Welding is one of the most common fabrication techniques which is extensively used to obtain desirable quality welds for intended application in various structural components. The invariable importance of welding processes has been very well realized since long times ago, therefore till nowadays there is hardly any sector of human life which has not been benefited from applications of welding. Apart of quality of flux and welding parameters, welding processes …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 1, 2021 · pp. 1–6 Read article
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Study of Electrical Polarization of Some Elements:The Effect of Displacement
Abstract: Electrical polarization is an essential phenomenon for material science, portraying the response of a material to the external electric field. This conceptual review has provided a model-based approach to understanding electrical polarization, The following elements as stated considered in this research, such as potassium (K), magnesium (Mg), scandium (Sc), titanium (Ti), vanadium (V) and chromium (Cr). Monitoring electrical polarization is the goal of this study. The electrical polarization model is …
Published in International Journal of Energetic Materials · Vol. 11, Issue 1, 2025 · pp. 12–21 Read article
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Design and Implementation of Circular PolarizedPatched Antenna for 5G Applications
Abstract: The need for high-performance antennas in 5G technology is discussed in this research. It describesthe layout and enhancement of a circular polarized patch antenna, considering feed structure,substrate material, geometry, impedance matching, and gain enhancement. Modern manufacturingtechniques are used to construct the antenna, which is designed using sophisticated electromagneticsimulation techniques. The intended antenna can span a wide variety of angles in both vertical andhorizontal directions. This study investigates the effects of …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 10, Issue 1, 2024 · pp. 37–44 Read article
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Experimental Study on Influence of Polarity on Weld Quality in Submerged Arc Welding
Abstract: ABSTRACT High productivity and better finishing of deposited metal can be acquired by submerged arc welding process. The attainment of desirable weld bead parameters and mechanical properties of a weld are important concern in a welding process. The higher quality and cost effective welds can only be achieved by deeply understanding the welding parameters and their influence on weld metal properties. The control over the weld metal properties in a …
Published in International Journal of Manufacturing and Materials Processing · Vol. 10, Issue 2, 2024 · pp. 1–7 Read article
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Study on Polarization Reconfigurable Patch Antennas
Abstract: When we consider a microstrip patch antenna, the main important feature that is been emphasized in recent years is about polarization reconfigurability. These reconfigurable antennas are providing multiple degrees of freedom to the antenna designers because they are able to radiate in one or more polarization states. The detailed study made on polarization antennas are broadly classified into two types: simple feed structure and complex feed structure. Multiple polarizations reconfigurable …
Published in International Journal of Microwave Engineering and Technology · Vol. 1, Issue 2, 2015 · pp. 15–19 Read article
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Right Hand Circularly Polarized Ku-Band Patch Antenna withImproved Axial Ratio Bandwidth for Small Satellite Application
Abstract: This study presents the design and fabrication of a Ku-band patch antenna that achieves right-hand circular polarization (RHCP) with an enhanced axial ratio (AR) bandwidth. The proposed antenna consists of two circular split ring resonators(SRRs) and a T-shaped feedline. To achieve circular polarization, circular split ring resonators were placed symmetrically at both ends of the T-shaped feedline. The proposed antenna has been carefully designed and simulated using the CST Microwave …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 2, 2025 · pp. 56–63 Read article
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A Novel Approach to the Investigation of Molecular Polarization Using MATLAB Application
Abstract: Molecular polarization involves the separation of electric charge in a molecule due to the result of aninduced external field leading to a dipole having a positive charge on one side and the negative charge atthe other end. This helps us to know the characteristics of molecules and how they react with others. It isalso helpful to know their physical and chemical properties. Molecular polarization also includes itsintermolecular forces, dielectric behavior …
Published in International Journal of Chemical Separation Technology · Vol. 10, Issue 2, 2024 · pp. 1–18 Read article
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Evaluation of the Potential of Fused Silica Material: The Relationship of Temperature, Frequency, and Polarization
Abstract: Fused silica, a high-purity form of silicon dioxide, is widely recognized for its exceptional thermal stability, optical transparency, and low dielectric loss. This study evaluates the potential of fused silica as a material in advanced optical, electronic, and photonic applications by exploring its properties in relation to temperature, frequency, and polarization. Through a comprehensive analysis, we examine the temperature-dependent changes in its thermal and optical properties, including thermal expansion, refractive …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 2, 2024 Read article
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DOUBLE U-SLOTTED CIRCULARLY POLARIZED MICROSTRIP ANTENNA WITH DEFECTED GROUND STRUCTURE
Abstract: Double U-slot truncated patch antenna is designs and simulates frequency in microstrip patch antenna using Defected ground structures with co-axial feeding. This paper presents a circular polarized (CP) Double U-slot microstrip antenna with single band for wireless communications system application which is suitable for the 2.35 GHz single-band operations. Antenna design in double U-slot truncated patch in Defected ground structure. The proposed antenna designed on FR-4(lossy) with dielectric constant of …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 2, 2017 · pp. 14–18 Read article
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Circular Head-Shape Slotted Circularly Polarized Microstrip Antenna
Abstract: In this paper, one of the important parameter a is circular polarization. The design consists of square microstrip patch antenna using circular head-shape slot in second quadrant of the patch. Microstrip patch antenna is low profile, low cost antenna. A design of coaxial feed circular polarized, square shape microstrip antenna is presented and simulated by using CST 2010 and 4.4 relative permittivity law cost FR-4 (lossy) substrate are used. The …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 1, 2017 · pp. 18–22 Read article
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Model of Polarization on Ferroelectric Materials upon the Influence of Electric Field
Abstract: Mathematical model was developed to monitor, predict and simulate ferroelectric materials upon the influence of electric field. The developed model was applied using different materials of ferroelectric such as BaTio3, PbTiO3, lead Zirconate, titanate (PZT), triglycine sulphate, PVDF, lithium tantalite. The results obtained revealed that the utilizing and in terms of polarization and voltage relationship either increases or decrease before increasing at the end of process to form a loop. …
Published in International Journal of Energetic Materials · Vol. 4, Issue 1, 2018 · pp. 30–39 Read article
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Modification of Cubic Equations of State for Polar Compounds
Abstract: Abstract Volumetric properties of substances are crucial thermodynamic parameters in that they aid personnel to compute other thermodynamic parameters like internal energy, enthalpy, entropy, etc. Moreover, these are required in the design of process equipment and in the sizing of pipelines. In 1873 van der Waals proposed an equation to predict volumetric properties of idealized gases. Hitherto, a plethora of such equations known as cubic equations of state have been …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 1, Issue 2, 2015 · pp. 1–11 Read article
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A Comparative Analysis of a Single Feed Circularly Polarized Micro-strip Patch Antenna with U-Slot & L-Slot
Abstract: This paper compares the different parameters for a single feed circularly polarized Micro-strip patch antenna with U-slot and L-slot. The proposed antenna 1 contains a U-Slot and designed with DGS technique to reduce the size of antenna and proposed antenna 2 contains a L-slot and designed with DGS technique to reduce the size of antenna. The antenna with L-slot is designed on a high dielectric constant (εr = 10.2) substrate …
Published in International Journal of Broadband Cellular Communication · Vol. 1, Issue 1, 2015 · pp. 6–11 Read article
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Prediction of Ionic Polarization of Na+ and Cl- Ions in a Lattice Upon the Influence of Displacement
Abstract: This research demonstrates an interest because of the contribution to examine the importance on the characteristics of the certain behaviors of dielectric material, which do not give rise to an active current that leads to ionic polarization, and this attribute to the fact that when some of the atoms of the molecule have an excess positive or negative charge, an electric field will tend to shift positive ions relative to …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 4, Issue 1, 2018 · pp. 24–30 Read article
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A Short Review on Surface Plasmon Polaritons (SPPs) and Its Applications
Abstract: A surface plasmon polariton (SPP) is a two-dimensional electromagnetic (EM) mode occurring at the interface of noble metals whose amplitude exponentially decay down to zero when going away from the boundary of the metal. In the last five decades, the investigation is done related to understanding of the excitation of SPPs and their interaction with the features related to the surface of metals. The dispersion of light from the nanostructured …
Published in International Journal of Energetic Materials · Vol. 5, Issue 1, 2019 · pp. 21–35 Read article
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Highly Birefringence and Flattened Dispersion Photonic Crystal Fiber for Polarization Maintaining
Abstract: In this paper we present flattened dispersion and highly birefringence photonic crystal fiber. Higher Birefringence is required in sensing to maintain the linear polarization by reducing polarization coupling. The Flattened dispersion is used broadband and telecommunication application. This paper structure is hexagonal pcf with circular air-holes and we calculate the pcf property like effective index, dispersion, birefringence, confinement loss. This PCF is designed by COMSOL Multiphysics Software.
Published in International Journal of Composite and Constituent Materials · Vol. 5, Issue 1, 2019 · pp. 22–27 Read article
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Comparative Acoustical and Viscometric Study Of L-Alanine And L-Arginine in Aqueous Glycerol Medium: Effect of Side Chain Polarity and Charge On Molecular Interactions
Abstract: The acoustical and viscometric properties of L-Alanine (neutral, nonpolar) and L-Arginine (basic, charged) in 10% aqueous glycerol have been investigated over a concentration range of 0.01 to 0.1 mol·kg⁻¹ at temperatures T = 293.15, 298.15, 303.15, 308.15, 313.15, and 318.15 K under atmospheric pressure. Experimental measurements of ultrasonic velocity (µ), density (ρ), and viscosity (η) have been used to derive adiabatic compressibility (), apparent molar volume (Φv), partial molar volume …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 12, Issue 2, 2026 Read article
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Comparative Acoustical and Viscometric Study Of L-Alanine And L-Arginine in Aqueous Glycerol Medium: Effect of Side Chain Polarity and Charge On Molecular Interactions
Abstract: The acoustical and viscometric properties of L-Alanine (neutral, nonpolar) and L-Arginine (basic, charged) in 10% aqueous glycerol have been investigated over a concentration range of 0.01 to 0.1 mol·kg⁻¹ at temperatures T = 293.15, 298.15, 303.15, 308.15, 313.15, and 318.15 K under atmospheric pressure. Experimental measurements of ultrasonic velocity (µ), density (ρ), and viscosity (η) have been used to derive adiabatic compressibility (), apparent molar volume (Φv), partial molar volume …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 11, Issue 2, 2026 Read article