Semiconducting biomass-based amorphous carbon films and their potential application in photovoltaic devices

E Purwandari, R Asih, D Anggoro, B Priyanto… - Materials Science in …, 2025 - Elsevier
Amorphous carbon (aC) is highly appealing because of its unique structure, electrical and
optical properties, making it appropriate for various applications, especially in energy …

Optical band structure with enhanced plasmonic effect of SiO2/rGO bilayer deposited by spray pyrolysis

F Faridawati, D Ristiani, H Nakajima… - Materials Chemistry and …, 2024 - Elsevier
Reduced graphene oxide (rGO) has been extensively studied as an alternative plasmonic
material which offers activity at broad wavelength region. A bilayer film combining SiO 2 and …

Tunable optical response of defective rGO-like carbon films studied by spectroscopic ellipsometry

E Purwandari, D Ristiani, E Widianto, I Santoso… - Optics & Laser …, 2025 - Elsevier
We report the tunable optical response of biomass-derived defective rGO-like carbon films
by spectroscopic ellipsometry in the energy range of 1.5–5.5 eV deposited by the spray …

Smart Trash Bin Berbasis Internet Of Things Menggunakan Suplai dari Panel Surya

RA Ramadhan, GR Kakke… - G-Tech: Jurnal …, 2023 - ejournal.uniramalang.ac.id
Tempat sampah otomatis adalah sebuah alat yang mempermudah seseorang dalam
membuang sampah. Tutup tempat sampah yang dapat membuka dan menutup secara …

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 …

Peningkatan Performa Sel Surya Dengan Sistem Peredam Panas

F Silviana, Z Zainuddin - Jambura Journal of Electrical and …, 2023 - ejurnal.ung.ac.id
Dalam studi ini, kami menyaajikan investigasi eksperimental terhadap kinerja sel surya
yang digabungkan dengan peredam panas. Pengaturan eksperimental dalam ruangan …

Scientific Explanation of the Photoelectric Effect Using Common Objects

S Prayogi, F Silviana, Z Zainuddin - Jurnal Pendidikan Fisika …, 2023 - journal.unnes.ac.id
In this study, a tool that can explain laboratory-scale photoelectric effect events was
designed. So that having a tool that can explain the photoelectric effect will make it easier for …

Effect of Boron Substitution on Magnetic and Electronic Properties of Single-Layered Graphene Studied by Density Functional Theory Method

AD Agustin, R Asih, R Arifin - Journal of Physics: Conference …, 2024 - iopscience.iop.org
Graphene is a two-dimensional material that has special characteristics. The electronic
properties of graphene show zero band gap conditions. The magnetic properties of …

A Low-cost demonstration kit for determination of the active region of x-ray detectors using phototransistors

S Prayogi - Journal of Physics: Theories and Applications - jurnal.uns.ac.id
This research develops a low-cost demonstration kit that aims to facilitate understanding of
the concept of determining the active region of an X-ray detector using a phototransistor …