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A STEM model to engage students in sustainable science education through sports: A case study in Qatar
(
MDPI
, 2021 , Article)
Sports has the potential to integrate with different scientific subjects, including materials science and engineering, making it an ideal approach to enhance the students’ affinity toward sustainable education in science, ...
Effect of illumination and applied potential on the electrochemical impedance spectra in triple cation (FA/MA/Cs) 3D and 2D/3D perovskite solar cells
(
Elsevier
, 2021 , Article)
Even though there has been numerous works performed based on electrochemical impedance spectroscopy (EIS) of perovskite solar cells (PSCs), however, many aspects of the obtained EI spectra are yet to be fully grasped. ...
Development of Semitransparent UV Photodetector Based on PTB7-Th:PCBM Composite Using the Cost-effective Fabrication Method
(
ESG
, 2021 , Article)
This article presents a semitransparent ultraviolet (UV) sandwich-surface type sensor based on PTB7-Th: PCBM composite. The ultraviolet (UV) transparency of 29% was achieved through a cost-effective drop-cast fabrication ...
A distinctive method of online interactive learning in stem education
(
MDPI
, 2021 , Article)
A breakthrough that has occurred in recent years is the emergence of the COVID-19 pandemic. It has affected various sectors of society, including the educational sector. It has prevented students from performing group-oriented ...
Covid-19 inspired a stem-based virtual learning model for middle schools—a case study of Qatar
(
MDPI
, 2021 , Article)
An unprecedented turn in educational pedagogies due to the COVID-19 pandemic has significantly affected the students’ learning process worldwide. This article describes developing a STEM-based online course during the ...
MAPbI3 Microrods-Based Photo Resistor Switches: Fabrication and Electrical Characterization
(
MDPI
, 2021 , Article)
The current work proposed the application of methylammonium lead iodide (MAPbI3 ) perovskite microrods toward photo resistor switches. A metal-semiconductor-metal (MSM) configu-ration with a structure of silver-MAPbI3 ...
Numerical simulation analysis towards the effect of charge transport layers electrical properties on cesium based ternary cation perovskite solar cells performance
(
Elsevier
, 2021 , Article)
In the present study, the device modeling of inverted architecture based on ITO/HTL/perovskite absorber/ETL/Ag was performed using a one-dimensional solar cell capacitance simulation (SCAPS-1D) program. Initially, device ...
Synthesis and characterization Al2O3-ZrO2 bio-nanostructures with sintering effect, residual and thermally stable analysis
(
S.C. Virtual Company of Phisics S.R.L
, 2021 , Article)
The thermal stability of nano composite materials is the important aspect of the modern era. In the advance modern devices, the nanostructures and nano composite material are used for the biological and other applications. ...
Humidity sensor based on poly(lactic acid)/PANI-ZnO composite electrospun fibers
(
Royal Society of Chemistry
, 2021 , Article)
The electrospinning technique has been successfully used to prepared micro-fibers of the poly(lactic acid)/polyaniline–zinc oxide (PLA/PANI–ZnO) composite. The polyaniline–zinc oxide (PANI–ZnO) nanocomposites are synthesized ...
Low-toxic, earth-abundant nanostructured materials for thermoelectric applications
(
MDPI AG
, 2021 , Article)
This article presents recent research directions in the study of Earth-abundant, cost-effective, and low-toxic advanced nanostructured materials for thermoelectric generator (TEG) applications. This study’s critical aspect ...