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Martha Rianna
Martha Rianna
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Tahun
The effect of Mg-Al additive composition on microstructure, magnetic properties, and microwave absorption on BaFe12− 2xMgxAlxO19 (x= 0–0.5) material synthesized from natural …
M Rianna, M Situmorang, C Kurniawan, AP Tetuko, EA Setiadi, M Ginting, ...
Materials Letters 256, 126612, 2019
352019
Alat penguji material
T Sembiring, I Dayana, M Rianna
Guepedia, 2019
312019
Characterization of natural iron sand from Kata Beach, West Sumatra with high energy milling (Hem)
M Rianna, T Sembiring, M Situmorang, C Kurniawan, EA Setiadi, ...
Jurnal Natural 18 (2), 97-100, 2018
312018
Effect of calcination temperature on Microstructures, magnetic properties, and microwave absorption on BaFe11. 6Mg0. 2Al0. 2O19 synthesized from natural iron sand
M Rianna, T Sembiring, M Situmorang, C Kurniawan, AP Tetuko, ...
Case Studies in Thermal Engineering 13, 100393, 2019
292019
The effect of Mg–Al binary doped barium hexaferrite for enhanced microwave absorption performance
G Gultom, M Rianna, P Sebayang, M Ginting
Case Studies in Thermal Engineering 18, 100580, 2020
222020
Effect of Co and Ni additions as doping materials on the micro-structures and the magnetic properties of barium hexa-ferrites
M Ginting, P Sebayang, M Rianna, M Situmorang, H Fujiati, AP Tetuko, ...
Case Studies in Thermal Engineering 18, 100589, 2020
152020
Microstructure and magnetic properties of BaFe12-2xMgxAlxO19 for microwave absorbing materials
M Rianna, T Sembiring, C Kurniawan, EA Setiadi, S Simbolon, M Ginting, ...
Int. J. Appl. Eng. Res 12 (17), 6586-6590, 2017
152017
Pengukuran dan Analisis Dosis Radiasi Keluaran pada Pesawat Sinar-X yang Berusia Lebih dari 10 Tahun pada Rumah Sakit di Kota Medan
HA Sianturi, M Rianna, T Sembiring, M Situmorang, J Fisika
Jurnal: J. Aceh Phy. Soc 7 (1), 1-5, 2018
132018
Synthesis, microstructure and electrical properties of NiCo2O4/rGO composites as pseudocapacitive electrode for supercapacitors
A Manalu, K Tarigan, S Humaidi, M Ginting, K Sebayang, M Rianna, ...
International Journal of Electrochemical Science 17 (3), 22036, 2022
112022
A study of the use of palm fiber and palm shell as a thermal neutron radiation shielding material
EC Sitepu, T Sembiring, K Sebayang, I Sumirat, M Rianna, E Marlianto, ...
Case Studies in Thermal Engineering 14, 100468, 2019
102019
Influences of Co compositions in CoFe2O4 on microstructures, thermal, and magnetic properties
P Sinuhaji, TR Simbolon, M Hamid, DA Hutajulu, T Sembiring, M Rianna, ...
Case Studies in Thermal Engineering 26, 101040, 2021
72021
Enhanced calcination temperatures of Zn0. 6Ni0. 2Cu0. 2Fe2O4 on thermal, microstructures and magnetic properties using Co-precipitation method
AMS Sebayang, LPS Sagala, P Sinuhaji, NS Asri, AP Tetuko, EA Setiadi, ...
Case Studies in Thermal Engineering 25, 100892, 2021
62021
Sweet potato‑derived carbon nanosheets incorporate NiCo2O4 nanocomposite as electrode materials for supercapacitors
M Hamid, M Rianna, MDE Vania, ID Yanti, FAA Manurung, R Afriandani, ...
Materials Science for Energy Technologies 6, 382-387, 2023
52023
ZnMnFe2O4 particle synthesized by natural iron sand for making permanent magnetic material
T Sembiring, D Siburian, M Rianna
Materials Science for Energy Technologies 6, 124-129, 2023
52023
Co-precipitation synthesis of LaFe1-xAlxO3 (x= 0–0.2) on structure and electromagnetic properties
M Rianna, T Sembiring, E Amiruddin, P Sebayang
Materials Science for Energy Technologies 6, 43-47, 2023
52023
Study and characterization rGO/Fe3O4 in microstructure and-magnetic properties
M Hamid, M Rianna, WR Rangkuti, T Sembiring, P Sebayang
South African Journal of Chemical Engineering 42, 280-282, 2022
52022
Nano-structures and magnetic properties of Zn1-xCux/2Nix/2Fe2O4 (x= 0-0.4) synthesized from natural iron sand
AMS Sebayang, M Rianna, LPS Sagala, NS Asri, AP Tetuko, EA Setiadi, ...
South African Journal of Chemical Engineering 42, 216-222, 2022
42022
Preparation and characterization of ZnFe2O4 on the microstructures and magnetic properties
TR Simbolon, T Sembiring, M Hamid, DA Hutajulu, M Rianna, ...
Journal of Aceh Physics Society 10 (2), 32-35, 2021
42021
Fabrication and characterization of palm sugar tree (Arenga pinnata) fiber composites reinforced by polyester resin
T Sembiring, E Sitepu, M Rianna, A Warman, P Sinuhaji, K Sebayang
Functional materials, 2019
42019
Determination of half value layer (HVL) value on x-rays radiography with using aluminum, copper and lead (Al, Cu, and Sn) attenuators
L Sidauruk, HA Sianturi, M Rianna, T Sembiring, DA Barus
Journal of Physics: Conference Series 1116 (3), 032032, 2018
42018
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