Zobrazeno 1 - 10
of 105
pro vyhledávání: '"Yofentina"'
Autor:
Ramadona Rahmawati, Adiana Musadewi, Nurdiyantoro Putra Prasetya, Suharno Suharno, Sri Budiawanti, Dwi Teguh Rahardjo, Riyatun Riyatun, Utari Utari, Yofentina Iriani, Nuryani Nuryani, Budi Purnama
Publikováno v:
Bulletin of Chemical Reaction Engineering & Catalysis, Vol 18, Iss 4, Pp 582-592 (2023)
Co-precipitation process was used for the synthesis of lanthanum-substituted cobalt ferrite nanoparticles at several annealing temperatures (Ta), i.e., 200 °C, 300 °C, and 400 °C, for 5 h. XRD spectral depicted that the produced nanoparticles samp
Externí odkaz:
https://doaj.org/article/29d22857329f438db238b35491bdde8b
Autor:
Yofentina Iriani, Dianisa Khoirum Sandi, Rainisa Nurmawanti, Sri Budiawanti, Elvinda Bendra Agustina
Publikováno v:
Jurnal Penelitian Fisika dan Aplikasinya, Vol 11, Iss 2, Pp 148-157 (2021)
Bismuth ferrite oxide (BFO), due to its remarkable properties, has become one of the most attractive multiferroic materials to be extensively studied. BFO doped with various materials, including Neodymium (Nd), could improve its properties applicable
Externí odkaz:
https://doaj.org/article/f72f22d8aa8c4faea1135d2779ff705a
Autor:
Nurdiyantoro Putra Prasetya, Riyana Indah Setiyani, Utari, Kusumandari Kusumandari, Yofentina Iriani, Jamhir Safani, Ahmad Taufiq, Nur Aji Wibowo, Suharno Suharno, Budi Purnama
Publikováno v:
Materials Research Express, Vol 10, Iss 3, p 036102 (2023)
CoFe _2 O _4 , CoBi _0.1 Fe _1.9 O _4 , CoLa _0.1 Fe _1.9 O _4 , and CoAl _0.1 Fe _1.9 O _4 nanoparticles were successfully synthesized by the coprecipitation method. After annealing at 700 °C for 5 h, the x-ray Diffractometer results confirm that a
Externí odkaz:
https://doaj.org/article/449defe850df4d359d671066577285bf
Publikováno v:
Indonesian Journal of Applied Physics, Vol 9, Iss 01, Pp 41-45 (2019)
Penelitian ini bertujuan untuk mengetahui pengaruh suhu annealing terhadap struktur mikro dan sifat optik lapisan Bismuth Ferrite (BiFeO3). Lapisan BiFeO3 telah berhasil berhasil terdeposisi di atas substrat quartz menggunakan metode Chemical Solutio
Externí odkaz:
https://doaj.org/article/0e7514abcedd4033b7566ba408579cc3
Publikováno v:
Jurnal Fisika Flux, Vol 16, Iss 2, Pp 92-96 (2019)
DSSC was kind of solar cell based on dye as sensitizer or photon absorber. Scattering layer method used to optimize photon scattered process on working electrode. In this research, variation temperature annealing of scattering layer have done to find
Externí odkaz:
https://doaj.org/article/213425be3dc6409fb572e9916650a987
Publikováno v:
Jurnal Kewirausahaan dan Bisnis, Vol 23, Iss 11, Pp 1-6 (2019)
Application of on-grid PLTS on the effort of catfish enlargement aims to reduce the cost for the fulfillment of electrical energy, increase knowledge and train the skills to assemble PLTS on grid. Farmers catfish use electrical energy to power the wa
Externí odkaz:
https://doaj.org/article/95263b231b004054865988da72c32127
Publikováno v:
Indonesian Journal of Applied Physics, Vol 8, Iss 1, Pp 1-5 (2018)
Penelitian ini mengkaji pengaruh waktu terhadap effisiensi Dye Sensitized Solar Cell (DSSC). Jarak elektroda divariasi sebesar 76 µm dan 114 µm. Karakterisasi sifat listrik menggunakan Keithley I-V meter yang dilakukan selama 21 hari dengan selang
Externí odkaz:
https://doaj.org/article/59e5f4b48c104820be50ec0b33a8ee70
Publikováno v:
Indonesian Journal of Applied Physics, Vol 5, Iss 02, Pp 50-56 (2015)
Barium Strontium Titanate (Ba1-xSrxTiO3) or BST has been synthesized using solid state reaction method. Raw materials of BST were BaCO3, SrCO3, and TiO2. Those materials were mixed, pressed, and sintered at temperature 1200oC for 2 h. Mixing time of
Externí odkaz:
https://doaj.org/article/63b18c21e1b443f3ab689130e36cde09
Publikováno v:
In Materials Today: Proceedings
Autor:
Iriani Yofentina, Noviastuti Mercyurita Dewi, Suryana Risa, Sandi Dianisa Khoirum, Fasquelle Didier
Publikováno v:
Open Engineering, Vol 12, Iss 1, Pp 447-452 (2022)
Bismuth ferrite (BiFeO3) is an interesting multiferroic material due to its ferroelectric properties at room temperature. In this study, Bi1−x PrxFeO3 and BiFeO3 films were grown on quartz substrates by the chemical solution deposition method at 6
Externí odkaz:
https://doaj.org/article/9128a89b023543e8b4603ee8aa59aa6c