Search Results - "SURYANA, R"

Analysis of Science Process Skills Based on Programme for International Student Assessment Test and Observation Instruments of Senior High Schools by Agustiani, E, Aminah, N. S., Suryana, R.

“…This research aims to figure out the students' Science Process Skills (SPS) using problem tests of Programme for International Assessment (PISA) and…”
Get full text

Surface morphology of the Si(1 1 1) surface induced by Co-deposition of Si and CH4 by SURYANA, R, ICHIMIYA, A, NAKAHARA, H, SAITO, Y

“…Co-deposition of Si and CH4 gas on a Si(111) surface at different temperatures is studied by reflection high-energy electron diffraction (RHEED) and atomic…”
Get full text

Stability of rice availability and prices in Indonesia during the COVID-19 pandemic and Russia-Ukraine war by Suryana, Achmad, Hartono, Maino D., Suryana, Anggita T., Suryana, Muhammad R., Sinaga, Jan P., Irawan, Aldho R.

“…Rice is the staple food for Indonesians and is important in social, economic, and political life. Due to its role, the Indonesian government maintains the…”
Get full text

The Effect of PSi Pore Structure on the Characteristics of ZnO Rods Fabricated by Hydrothermal Method by Risa Suryana, Nida Usholihah, Markus Diantoro

“…Modifying photo-anode structures in DSSC devices is still challenging in improving efficiency. This study focused on the ZnO rod growth on several porous…”
Get full text

Porous silicon fabrication on N-type Si (111) electrochemical anodization technique with HF:methanol solution by Syahidi, I., Prayogo, E., Pratama, B., Triyana, K., Khairurrijal, K., Susanto, H., Suryana, R.

“…Porous silicon (PSi) has been fabricated using the electrochemical anodization technique on n-type Si (111) substrate. The anodizing solution was from a…”
Get full text

The effect of Mn2O3 nanoparticles on its specific capacitance of symmetric supercapacitors FC-ZnO-x(Mn2O3) by Suryanti, L., Suryani, S.E.I., Hartatiek, Nasikhudin, Utomo, J., Taufiq, A., Suryana, R., Aspanut, Z., Diantoro, M.

“…Supercapacitor is one of the energy storage devices with excellent properties. The functionalized carbon (graphene, and activated carbon), ZnO, and Mn2O3 are…”
Get full text

Formation of porous silicon on N-type Si (100) and Si (111) substrates by electrochemical anodization method by Pratama, B., Syahidi, I., Prayogo, E., Triyana, K., Khairurrijal, Susanto, H., Suryana, R.

“…Porous silicon (PSi) was formed on n-type Si (100) and Si (111) substrates via the electrochemical anodization method. The samples were anodized in HF: ethanol…”
Get full text

Cryptospatial blockchain sharia hotel based on practical Byzantine fault tolerance by Suryana, Moch, Wibowo, Achmad, Izuddin, Andik, Muslihul, Amin, Bimo, Gumelar, Teguh, Sulistyono

“…This research develops an application based on android that uses four interconnected nodes in a network with the Practical Byzantine fault tolerance (PBFT)…”
Get full text

Surface morphology of the Si(1 1 1) surface induced by Co-deposition of Si and CH 4 by Suryana, R., Ichimiya, A., Nakahara, H., Saito, Y.

“…Co-deposition of Si and CH 4 gas on a Si(1 1 1) surface at different temperatures is studied by reflection high-energy electron diffraction (RHEED) and atomic…”
Get full text

Wind power generator contribution to network frequency stability by Suryana, R., Hofmann, W.

“…The German Federal Government has commitment to increase the renewable energy contribution to overall power supplies, and the wind power generator will give…”
Get full text

Network voltage stability control supported by wind power generator by Suryana, R., Hofmann, W.

“…This paper presents three network voltage control strategies supported by wind power generator based on doubly fed induction generator (DFIG) which uses two…”
Get full text

Kototabang - West Sumatera meteor radar: System design and initial results of a large scale meteor echo by Batubara, M., Suryana, R., Manik, T., Sitompul, P.

“…The western-equatorial meteor radar was installed at Kototabang on equatorial (0.20° LS 100,32°BT) and has been operational since 2002. It is used for…”
Get full text