Zobrazeno 1 - 10
of 98
pro vyhledávání: '"Wipsar Sunu Brams Dwandaru"'
Publikováno v:
Science Education International, Vol 35, Iss 3, Pp 240-249 (2024)
This study focused on developing physics test instruments for senior high school students on the topics of temperature and heat. The study aimed to determine (i) the quality of the test instrument content, (ii) the feasibility of the test instrument,
Externí odkaz:
https://doaj.org/article/68a0306c0f44406ca42b2f420b2a6bb1
Autor:
Edi Istiyono, Wipsar Sunu Brams Dwandaru, Made Rai Shanti Ayub, Duden Saepuzaman, Rizki Zakwandi, Anisyah Rachman, Eri Yusron, Purwoko Haryadi Santoso
Publikováno v:
Jurnal Penelitian dan Evaluasi Pendidikan, Vol 27, Iss 1, Pp 92-104 (2023)
Student readiness for using computer-based assessment was affected by economic level, school grade, and device accessibility. This study analyzed student readiness using a computer-based assessment, the four-tier diagnostic test (CBFTDT). The data in
Externí odkaz:
https://doaj.org/article/dc0d99ff8b784ec09f4539ba6a8694c0
Publikováno v:
Positron, Vol 13, Iss 1, Pp 41-50 (2023)
Visible fingerprints (FPs) play a crucial role in forensic identification, and luminescent carbon nanodots (C-Dots) have shown promise in enhancing their visibility. However, the optimal concentration of C-Dots for effective coating remains largely u
Externí odkaz:
https://doaj.org/article/a0e80149e6274400b4f092ae7d65674a
Autor:
Ariswan Ariswan, Bian Itsna Ashfa Al Ashfiya Al Ashfiya, Anisha Nurcahyati, Wipsar Sunu Brams Dwandaru
Publikováno v:
Journal of Mathematical and Fundamental Sciences, Vol 55, Iss 1 (2023)
This study reveals for the first time the formation of lead(II) sulfide (PbS) thin films via direct deposition of PbS powder using carbon nanodots (Cdots) as a complexing agent. The chemical bath deposition (CBD) technique was utilized and the Cdots
Externí odkaz:
https://doaj.org/article/b99e128599c245ea804f6738d320e60f
Publikováno v:
Jurnal Kumparan Fisika, Vol 5, Iss 2 (2022)
ABSTRAK Penelitian ini bertujuan untuk meningkatkan keterampilan proses siswa dengan menggunakan LKS berbasis inkuiri. Metode penelitian yang digunakan dalam penelitian ini adalah eksperimen semu dengan rancangan nonequivalent control-group pre-te
Externí odkaz:
https://doaj.org/article/98070c0bbfa64ae9b9f28e134976098a
Autor:
Fika Fauzi, Wipsar Sunu Brams Dwandaru
Publikováno v:
Jurnal Fisika, Vol 11, Iss 1, Pp 9-18 (2021)
Telah dilakukan preparasi graphene oxide (GO) dengan metode Hummer dan direduksi menjadi reduced graphene oxide (rGO) melalui penyinaran gelombang mikro. Serbuk GO hasil preparasi dimasukkan ke dalam microwave selama 20 menit dan divibrasi menggunaka
Externí odkaz:
https://doaj.org/article/09cc0201facd42298c3974ac8dfc04be
Publikováno v:
Positron, Vol 10, Iss 2, Pp 26-33 (2020)
Penelitian ini bertujuan untuk mensintesis, mengkarakterisasi, dan mengetahui peran nanomaterial carbon-dots (Cdots) sebagai antibakteri terhadap bakteri S. mutans dan E. coli. Cdots dibuat dengan bahan dasar daun sirih (Piper Betle L.) menggunakan m
Externí odkaz:
https://doaj.org/article/79c30c3c3df0446ea59d5d4430db1b91
Publikováno v:
Cakrawala Pendidikan: Jurnal Ilmiah Pendidikan, Vol 39, Iss 3, Pp 545-559 (2020)
This study produces technological pedagogical and content knowledge (TPACK) instruments, which conventionally use print modules. The aims of this study were 1) to develop appropriate website-based TPACK instruments, and 2) to determine the effect of
Externí odkaz:
https://doaj.org/article/78dbd14448c7488d9c1ff0dfe7fb8d63
Publikováno v:
Jurnal Civics: Media Kajian Kewarganegaraan, Vol 17, Iss 1, Pp 60-66 (2020)
Gotong-royong merupakan nilai budaya yang menjadi identitas dan dasar dari bangsa Indonesia. Akan tetapi, saat ini gotong-royong mengalami pergeseran yang berpengaruh terhadap pola hidup masyarakat Indonesia, khususnya dalam hal ini sifat individuali
Externí odkaz:
https://doaj.org/article/24ebba8a1efd4ffb9925b11c69df503a
Autor:
Wipsar Sunu Brams Dwandaru, Fika Fauzi, Dyah Silviana Sari, Emi Kurnia Sari, Iman Santoso, Haris Suhendar
Publikováno v:
Jurnal Penelitian Fisika dan Aplikasinya, Vol 9, Iss 2, Pp 123-131 (2019)
Carbon nanodots (Cdots) have many unique properties such as luminescence that can be utilized in various fields. The purposes of this study are to synthesize Cdots from kangkung (Ipomoea aquatica) through frying and roasting techniques and compare th
Externí odkaz:
https://doaj.org/article/17644c9a0ce34406b9fc061fd67bba61