Peshawa O. Hama

Peshawa O. Hama
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Peshawa verified their affiliation via an institutional email.
Verified
Peshawa verified their affiliation via an institutional email.
  • PHD Student in Material Science
  • Lecturer at Sulaimani Polytechnic University

About

16
Publications
108,438
Reads
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90
Citations
Introduction
Lecturer at Sulaimani Polytechnic University in Iraq's Kurdistan Region, Department of Electrical Power and Control Engineering, M.Sc. in Engineering Physics from the University of Gaziantep in Turkey, and PhD student in Material Science at the University of Sulaimani, Physics Department. Research Interests: Energy storage Devices, Polymer Electrolyte, SuperCapacitor, Radiation dosimetry , Nanotechnology , Environmental and Noise pollution , Medical Physics , and Renewable Energy.
Current institution
Sulaimani Polytechnic University
Current position
  • Lecturer
Additional affiliations
October 2010 - present
Sulaimani Polytechnic University
Position
  • Lecturer
Education
October 2023 - July 2026
University of Sulaimani
Field of study
  • Advanced Material Science
February 2015 - July 2017
Gaziantep University
Field of study
  • Engineering Physics
July 2005 - July 2009
Salahaddin University-Erbil
Field of study
  • Physics

Publications

Publications (16)
Article
Full-text available
The development of advanced UV protective materials is crucial for human health and enhancing the longevity of electronic devices, especially through transparent UV shielding coatings that block harmful UV radiation without compromising visibility. This study presents a novel approach by developing polyethylene oxide (PEO)-based nanocomposites dope...
Article
The challenge faced by EDLC in terms of being used as an alternative to batteries is their energy density. The present work exhibits an EDLC device with high energy density and long charge-discharge cycles. A range of techniques have been used to inspect the structural and electrochemical properties of the films. The interaction occurred among diff...
Article
Full-text available
Globally, the focus is on maximizing the energy yield and efficiency of PV systems as an essential renewable energy source. Different methods have been proposed to achieve this goal. Where the sun’s location in the sky is changed during the day, a tracking mechanism has been proposed as a promising technology to harness the maximum amount of solar...
Article
Full-text available
The current research aims to determine the impact of orange peel dye (OPD), an eco-friendly addition, on the optical properties of biodegradable polymers. This study investigates the enhancement of optical properties in solid electrolytes based on chitosan (CS) and glycerol, with varying OPD concentrations. UV–Vis-NIR spectroscopy revealed signific...
Article
The current study reported an energy storage EDLC device designed from sustainable and green biomaterials with enhanced electrochemical properties. The materials used in this project are environmentally friendly, biodegradable, and compatible, consisting of chitosan and potato starch inserted with potassium iodide (KI). The glycerol green plasticiz...
Article
In the current study, the role of alumina nanoparticles was examined in the electrochemical and device performance of PVA-based electrolytes. The NaSCN was used as a cation provider for the host electrolyte, and the glycerol plasticizers were used to enhance conductivity and flexibility. The ratio of salt and plasticizer was fixed, while nanopartic...
Article
Full-text available
The current study is about the role of hollyhock (HH) Dye on the band gap decline of methylcellulose (MC) biopolymer. The FTIR results revealed that HH dye is enriched with NH/OH functional groups which are crucial for interaction with MC functional groups. To keep the flexibility of the films and avoid fracture behaviors of the films after solvent...
Article
Full-text available
In this study a green electrolyte was developed by incorporating methylcellulose (MC) polymer with potassium thiocyanate as ion provider and plasticized with glycerol to enhance salt dissociation. The purpose of glycerol addition was to improve DC conductivity and to enhance the performance of an electric double-layer capacitor (EDLC) device. The e...
Article
Full-text available
In the current work electrical and ion transport parameters of polymer electrolyte (PE) system of chitosan (Ch)/poly(2-oxazoline) (POZ)loaded with various concentrations of lithium nitrate (LiNO3) salt were studied. The EIS analysis shows that the load of LiNO3 improves the conductivity of the PE. The depressed semicircle of EIS which its center is...
Preprint
Full-text available
Valuation of environmental noise pollution levels in Sulaimani hospitals based on sound pressure measurements and healthcare staff complaint reports.

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