Zobrazeno 1 - 10
of 88
pro vyhledávání: '"Surjani Wonorahardjo"'
Autor:
Suci Sukmawati Syafe'i, Hayuni Retno Widarti, I Wayan Dasna, Habiddin, Parlan, Surjani Wonorahardjo
Publikováno v:
Orbital: The Electronic Journal of Chemistry, Vol 15, Iss 4 (2024)
STEM (Science, Technology, Engineering, and Mathematics) dan STEAM (Science, Technology, Engineering, Arts, and Mathematics) melawan CT (Computational Thinking) berperan penting dalam pembelajaran sains. Penelitian ini bertujuan untuk melihat penelit
Externí odkaz:
https://doaj.org/article/e66f4a7d70e749fbba157ccd3edd9e17
Autor:
Surjani Wonorahardjo, Fauziatul Fajaroh, Ridwan Joharmawan, Nazriati Nazriati, Endang Budiasih
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-15 (2023)
Abstract The adsorption of small particles on the surface of an adsorbent depends on interfacial dynamics and associated parameters, including the adsorbate reactivity, adsorbent surface activity, and matrix porosity and tortuosity. Herein, the effec
Externí odkaz:
https://doaj.org/article/1077f147d83f4ccca6ae3ea8440700c9
Autor:
Yunita Anggraini, Akhmad Yusuf, Surjani Wonorahardjo, Daniel Kurnia, Sparisoma Viridi, Inge Magdalena Sutjahja
Publikováno v:
Arabian Journal of Chemistry, Vol 15, Iss 8, Pp 103963- (2022)
This study focused on the effects of methylation and different anions (Br− and Cl−) on the physicochemical and thermal properties of [C16MIM]X and [C16MMIM]X, belonging to the imidazolium-based ionic liquid (IL) family. The effect of methylation
Externí odkaz:
https://doaj.org/article/f831ab5725604668be1de0537b229df3
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 22, Iss 1, Pp 47-55 (2021)
Biosilica from rice husk ash can be used to immobilize enzyme by sol-gel entrapment method. Cellulase was chosen as the probe enzyme to test the feasibility of this material for such purpose. This research aimed to know the optimum condition of ce
Externí odkaz:
https://doaj.org/article/d31ee1cc5cd84b358dc0c590c81b2c24
Publikováno v:
Journal of Pure and Applied Chemistry Research, Vol 6, Iss 1, Pp 49-56 (2017)
Tritrophic interaction among host plant-herbivore-parasitoid involves chemical cues. The infested plant by herbivores has been reacted to produce volatiles which is a cue used by the herbivore parasitoids for host location. These volatiles can be dev
Externí odkaz:
https://doaj.org/article/cd5968ff0cf84e39bf640632f9d97c65
Publikováno v:
Jurnal Pendidikan Sains, Vol 4, Iss 2, Pp 65-72 (2017)
Abstract: Development of teaching and learning aided by communication technology is rapid today. Chemistry teaching and learning in higher education is now commonly used. This study aimed to determine: (1) students learning outcomes and; (2) students
Externí odkaz:
https://doaj.org/article/677a2edb937f4e648bba586dfa5eb07a
Publikováno v:
EduChemia, Vol 2, Iss 1, Pp 52-62 (2017)
Abstract: The process of learning colligative properties have tend to learn chemistry as a product so that students have difficulty understanding this topic. Guided inquiry-based learning laboratory is a learning strategy that can accommodate chemist
Externí odkaz:
https://doaj.org/article/6ed12d919813449188270833a9acf3fb
Publikováno v:
Jurnal Pendidikan Sains, Vol 7, Iss 3 (2019)
Abstract: This study aimed to compare the students’ learning outcome and science process skill that learned by two different methods viewed from prior knowledge. This study used the quasi-experimental design. The research‘s instruments were stude
Externí odkaz:
https://doaj.org/article/773a4cbaa71247e7b57d2788c935da53
Publikováno v:
Jurnal Pendidikan: Teori, Penelitian, dan Pengembangan, Vol 4, Iss 6 (2019)
Abstract: This study aims to determine differences in metacognitive awareness of students who are taught with a problem based learning model based blended learning on the material of the atomic spectroscopy. This study used a metacognitive awareness
Externí odkaz:
https://doaj.org/article/ba98266012b24422b50363f94ceda0fd
Publikováno v:
Jurnal Pendidikan Sains, Vol 6, Iss 1 (2019)
Abstract: Spectroscopy is an abstract and difficult topic in chemistry. Students should be able to explain this concept. The purpose of this pre-experimental research was to explore the understanding of students about spectroscopy using STAD cooperat
Externí odkaz:
https://doaj.org/article/5f6c727e6878493795db7e474e94b8ff