Journals: Recent submissions

Now showing items 21-40 of 234

Solar light triggered photocatalytic performance of WO3 nanostructures; waste water treatment

Azmat, Sohail; Jan, Tariq; Ilyas, S Z; Hassan, Ather; Habib, Imtiaz; Mahmood, Qasim; Mahmood, Arshad (Materials Research Express, 2018-01-01)

In this work, WO3 nanostructures have been synthesized through simple chemical co-precipitation method under optimized synthesis conditions. The prepared sample was characterized through XRD, Raman, FTIR, SEM, EDS, XPS, ...
Improving the methotrexate loading/release of magnetite by coating with silica of various thicknesses

Waseem, Muhammad; Aleem, Awais; Hussain, Rafaqat; Hussain, Shahzad; Rana, Naveed; Saeed, Shaukat (Materials Research Express, 2019-11-13)

The stability of magnetite nanoparticles can be improved by coating with inert, biocompatible and non-toxic materials. The coated magnetite nanoparticles are the potential candidates for drug delivery, cancer treatment and ...
Ab initio study of ceria films for resistive switching memory applications

Firdos, Mehreen; Hussain, Fayyaz; Imran, Muhammad; Ismail, Muhammad; Rana, A M; Javid, M Arshad (Materials Research Express, 2017-10-03)

The aim of this study is to investigate the charge distribution/relocation activities in relation to resistive switching (RS) memory behavior in the metal/insulator/metal (MIM) structure of Zr/CeO2/Pt hybrid layers. The ...
Physica Scripta Correlation Study of Ion, Electron and X-ray Emission from Argon Focus Plasma

Zakaullah, M; Ahmad, Imtiaz; M Shafique, M; Murtaza, G; Yasin, M; Beg, M M (Physica Scripta, 1998-01-01)

In a low energy argon plasma focus energized by a 32µF, 15kV single capacitor, ion, electron and X-ray emission are studied. At a low pressure of 0.25mbar, the X-ray emission region in broad and a considerable amount of ...
Time evolution of a catalytic surface reaction: oxidation of carbon monoxide

Sadiq, A (1989-01-01)

An irreversible kinetic surface reaction based upon the oxidation of carbon monoxide exhibits both a second-order and a first-order phase transition. The authors study the time evolution of this reaction near and slightly ...
Ultra Low Frequency Electrostatic and Electromagnetic Waves in Electron-Positron Plasmas Induced by Rotation

Saleem, H (Physica Scripta, 2005-01-01)

It is shown that the rotation can induce ultra low frequency electrostatic and electromagnetic waves in electron-positron plasmas. In the nonlinear regime these waves can give rise to solitary structures in the form of ...
Semiconductor to metallic transition and polaron conduction in nanostructured cobalt ferrite

Atta ur Rahman; M A Rafiq; Karim, S; Maaz, K; Siddique, M; M Hasan, M (IOP Publishing Ltd, 2011-04-06)

In this paper we report semiconductor to metal transition and polaron conduction in nanostructured cobalt ferrite. The material was prepared by the coprecipitation technique. Average particle size was determined to be ...
Optical properties measurement of highly diffusive tissue phantoms for biomedical applications

Rehman, A; Ahmad, I; Rehman, K; Anwar, S; Firdous, S; Nawaz, M (Laser Physics, 2014-01-24)

Extensive research in biomedical optics essentially requires the determination of optical properties of various biological tissues. Quantitative characterization of biological tissues in terms of optical properties is ...
Analysis of superconducting response and flux pinning ability of (Mg0.8Zn0.2Fe2O4)x/CuTl-1223 composites

Qasim, Irfan; Ahmad, Owais; Nasir, Muhammad Farooq; Malik, Muhammad Imran; Javed, Qurat ul Ain; Khan, Nawazish A; Raza, Asad; Mumtaz, Muhammad; Rashid, Muhammad (Materials Research Express, 2019-01-01)

The superconducting properties of (Mg0.8Zn0.2Fe2O4)x/Cu0.5Tl0.5–1223 matrix for concentrations (x = 0.0, 0.5, 1.0, 1.5 wt%) were synthesized by two-step solid state reaction method and analyzed by different characterization ...
Elliptic Solitary Electron Drift Vortices in Semiconductor Piezoelectrics

Shah, H A; Hameed, M; Murtaza, G (Physica Scripta, 2002-01-01)

In the present paper we investigate the propagation of electron vortices in a semiconductor piezoelectric medium. We show that nonlinear coupled upper hybrid drift-acoustic waves in a piezoelectric semiconductor plasma ...
Efficient biosensing through 1D silver nanostructured devices using plasmonic effect

Afsheen, Sumera; Munir, Musarat; Khan, Muhammad Isa; Iqbal, Tahir; Abrar, Muhammad; Tahir, Muhammad Bilal; Jalil-Ur Rehman; Riaz, Khalid Nadeem; Ijaz, Mohsin; Nabi, Ghulam (IOP Publishing Ltd, 2018-07-11)

The current work explores the excitation of surface plasmon polaritons (SPPs) on a one dimensional (1D) silver nano-grating device, simulated on glass substrate, which can sense a very small change in the refractive index ...
bar pp, αα and pα Elastic Scattering at High Energies and Chou-Yang Conjecture

Saleem, M.; Fazal-e-Aleem; Rafique, M. (1987-01-01)

The recent experimental measurements for bar pp and αα elastic scattering at high energies have shown that the Chou-Yang conjecture regarding the relationship between the electromagnetic and the hadronic form factor of a ...
Time evolution of an irreversible catalytic recombination process

Sadiq, A (Journal of Physics A: Mathematical and General, 1988-02-01)

The time evolution of the irreversible catalytic recombination process A+B to inert is studied both analytically and by computer simulation. A rate equation describing this process is derived. For situations where one of ...
Ab initio study of structural, electronic and optical properties of ternary CdO1−xSex alloys using special quasi-random structures

Rashid, Muhammad; Hussain, Fayyaz; Imran, Muhammad; Ahmad, S. A.; Noor, N. A. (Chinese Physical Society and IOP Publishing Ltd, 2014-01-01)

The structural, electronic, and optical properties of binary CdO, CdSe, and their ternary CdO1−xSex alloys (0 ≤ x ≤ 1) in the rock salt and zinc blend phases have been studied by the special quasi-random structure (SQS) ...
Electromagnetic shielding effectiveness of high loft activated carbon web prepared by using acrylic waste

Naeem, M S; Hassan, S Z; Javed, Z; Ramzan, B; Rasheed, A; Ahmad, Z; Javed, S (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

This work represents a novel method for the formation of activated carbon web using charcoal through physical activation in high temperature muffle furnace.The acrylic fibrous waste was separated from bath mats ...
Assessment of Fluoride in drinking water and its correlation with different physicochemical parameters in the selected areas of Quetta, Pakistan

Ellahi, M; Ullah, H (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

Fluoride is found naturally in water, soil, plants, and animals in trace amount. The level of fluoride in drinking water has to be controlled in order to get rid of dental and skeletal fluorosis. A study conducted on ...
Human Machine Interface Glove Using Piezoresistive Textile Based Sensors

Sultan, M Junaid; Anayat Ullah; Zameer, Syed; Siddiqu, Saqib; Sami, Syed Kamran (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

Human machine interface technology is focused upon new ways of interaction between human beings and machines. Gesture recognition gloves are getting increasingly popular as human-machine interface ...
Solar Based Smart Irrigation System Using PID Controller

Sheikh, Shehzar S; Javed, A; Anas, M; Ahmed, Faisal (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

An approach to minimize the human interface for the agriculture sector is presented in this paper which provides comfort to the farmer in monitoring and performs automatic irrigation operation. ...
Effect of the confining method on the cyclic undrained behavioursof sand

Mandokhail, Saeedullah Jan; Rehman, Khawer; Baloch, Zafar; Sadiq, Shamshear; Kakar, Marjan Gul (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

Cyclic Simple Shear (CSS) test is widely considered to best simulate vertically propagating shear waves and in-situ stress conditions. CSS test is always performed to generate reliable laboratory data for ...
Efficiency and Cost Analysis of Power Sources in Impressed CurrentCathodic Protection System for Corrosion Prevention in Buried Pipelinesof Balochistan, Pakistan

Khan, Muhammad Saddam; Kakar, Faizullah Khan; Khan, Surat; Athar, Syed Owais (IOP Conference Series: Materials Science and Engineering, 2018-01-01)

Corrosion is the physical deterioration of metals, including buried metal structures and gas pipelines, resulting from chemical reactions between metals and the surrounding environment. Cathodic ...

Now showing items 21-40 of 234

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