N-type H2-doped amorphous silicon layer for solar-cell application

S Prayogi, A Ayunis, Y Cahyono, D Darminto - Materials for Renewable …, 2023 - Springer
In this work, we report that hydrogen (H2) doped in n-type a-Si: H thin films strongly
influences the electronic correlation in increasing the conversion output power of solar cells …

Calcium carbonate scale thickness prediction in annular three-phase flow using gamma-ray densitometry and artificial neural networks

ACL Carvalho, WL Salgado, RSF Dam… - Radiation Physics and …, 2024 - Elsevier
This study presents a methodology based on gamma-ray densitometry for predicting calcium
carbonate (CaCO 3) scale thickness in pipelines of three-phase systems (oil, salty water …

Resistor and Capacitor Time Constant Measuring Instrument Using Arduino UNO

S Prayogi, F Silviana… - … Pendidikan Fisika Al …, 2023 - ejournal.radenintan.ac.id
The most interesting problem to be discussed in electrical physics is one-way electric
circuits. In this work, the researchers constructed an experimental setup for determining the …

Application of the Fourier Transform to Improve the Accuracy of Gamma-Based Volume Percentage Detection System Independent of Scale Thickness

AM Mayet, JWG Guerrero, T Ijyas, JK Bhutto… - Separations, 2023 - mdpi.com
With the passage of time, scale gradually forms inside the oil pipeline. The produced scale,
which has a high density, strongly attenuates photons, which lowers the measurement …

Electronic structure of P-type amorphous silicon nanowires

S Prayogi, Y Cahyono - Physica Scripta, 2023 - iopscience.iop.org
Silicon nanowires can improve broadband optical absorption and reduce the radial carrier
collection distance in solar cell devices. The disordered nanowire arrays grown by the …

Production of 192Ir sealed sources in Es Salam research reactor for non-destructive testing

F Khechekhouche, A Ararem, M Salhi… - Radiochimica …, 2023 - degruyter.com
An iridium-192 miniature sealed source was produced by irradiation of 12 metal disks of
natural iridium (470.5 mg) under a thermal neutron flux of 9.4× 1013 n cm− 2 s− 1 during …

[PDF][PDF] N‑type H

S Prayogi, A Ayunis, Y Cahyono, D Darminto - 2023 - researchgate.net
In this work, we report that hydrogen (H2) doped in n-type a-Si: H thin films strongly
influences the electronic correlation in increasing the conversion output power of solar cells …