Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Melbi Mahardika"'
Autor:
Istiqomah Rahmawati, Agus Wedi Pratama, Rima Amalia, Imroatul Aulia Wahab, Nurus Shafirah Qolbi, Brainy Aprillia Putri, Boy Arief Fachri, Bekti Palupi, Meta Rizki Fitriana, Muhammad Reza, Melbi Mahardika
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100949- (2024)
Hexavalent chromium (Cr(VI)) is a toxic heavy metal released from electroplating industrial processes and poses a significant threat to human health and the environment due to its high solubility and carcinogenicity. Effective removal of Cr(VI) from
Externí odkaz:
https://doaj.org/article/9704b69bd61643208db4c66c20e32235
Autor:
Holilah, Asranudin, Noureddine El Messaoudi, Maria Ulfa, Amir Hamzah, Zuratul Ain Abdul Hamid, Dini Viandi Ramadhani, Lisman Suryanegara, Melbi Mahardika, Alvina Tata Melenia, Agus Wedi Pratama, Didik Prasetyoko
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100850- (2024)
In this study, fabrication of mesoporous nanocellulose-hectorite-alginate bead (B-NcH) composites and their application for adsorption of MB from water was carried out. The synthesis of nanocellulose (NC) was conducted from mangosteen waste peel (Gar
Externí odkaz:
https://doaj.org/article/2ea7c4dedc80499fa117c8a1e320f549
Autor:
Agus Wedi Pratama, Bambang Piluharto, Melbi Mahardika, Nurul Widiastuti, Afrinal Firmanda, Mohd Nor Faiz Norrrahim
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100823- (2024)
Cellulose nanofibrils (CNF) are promising renewable materials due to their high surface area, abundance, and ease of modification. This study explores the impact of source material on CNF properties for diverse applications like drug delivery and com
Externí odkaz:
https://doaj.org/article/839a14f07c6b467da7bf4185a9f9a86f
Autor:
Melbi Mahardika, Aminatuz Zakiyah, Siti Mariyah Ulfa, Rushdan Ahmad Ilyas, Mohamad Zaki Hassan, Devita Amelia, Victor Feizal Knight, Mohd Nor Faiz Norrrahim
Publikováno v:
Journal of Natural Fibers, Vol 21, Iss 1 (2024)
ABSTRACTThe materials sector has grown significantly over the last few decades. One from the community worldwide has embraced using natural fibers and biopolymers in many products due to significant problems with petroleum supplies and concerns about
Externí odkaz:
https://doaj.org/article/9db7c4c4ba2a4d27bb322ae201b5e870
Autor:
Agus Wedi Pratama, Melbi Mahardika, Nurul Widiastuti, Bambang Piluharto, R.A. Ilyas, S.M. Sapuan, Devita Amelia, Afrinal Firmanda
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 9, Iss , Pp 100743- (2024)
The development of transforming Belulang grass (Eleusine indica) fiber into high-value-added products has not been explored. Microcrystalline cellulose (MCC) is a promising natural material that has been widely used in several sectors. This study is
Externí odkaz:
https://doaj.org/article/234db4dc0d22430ba7d49f795342b26b
Autor:
Mohamad Ikhwan Ibrahim, Noremylia Mohd Bakhori, Ariff Farhan Mohd Nor, Roslina Mohammad, Sa’ardin Abd Aziz, Mohd Yusof Md Daud, Hoo Tien Nicholas Kuan, Melbi Mahardika, Mohamad Zaki Hassan
Publikováno v:
BioResources, Vol 19, Iss 1, Pp 605-619 (2023)
Kenaf fiber is gaining prominence because of its ability as a natural-based reinforced material in advanced composites. However, kenaf contains a hygroscopic natural waxy substance that covers the fiber layer, providing a low surface tension and prev
Externí odkaz:
https://doaj.org/article/b593c0a129444ee1ab446ef72f4954bf
Autor:
Rudi Dungani, Lili Melani, Widya Fatriasari, Sasa Sofyan Munawar, Firda Aulya Syamani, Melbi Mahardika, Tati Karliati, Mustika Dewi, Alpian, Wahyu Supriyati
Publikováno v:
BioResources, Vol 18, Iss 4, Pp 6913-6928 (2023)
Cellulose nanocrystals (CNC) were prepared from delignified kenaf bast fiber by using alkaline pulping, based on soda anthraquinone, hydrogen peroxide bleaching, and acid hydrolysis treatment with H2SO4. The size and morphology of the fibers were cha
Externí odkaz:
https://doaj.org/article/988b9095123d4936bab150221e53e16f
Autor:
Sena Maulana, Astri Aulia Suwanda, Rio Ardiansyah Murda, Petar Antov, Rahma Nur Komariah, Muhammad Iqbal Maulana, Sarah Augustina, Seng Hua Lee, Melbi Mahardika, Aditya Rianjanu, Tarmizi Taher, Lubos Kristak, Yazid Bindar, Apri Heri Iswanto, Muhammad Adly Rahandi Lubis
Publikováno v:
Polymers, Vol 16, Iss 12, p 1692 (2024)
This study aimed to analyze the effect of pre-heat treatment on bamboo strand properties and its impact on the properties of the resulting bamboo-oriented strand board (BOSB). Giant bamboo (Dendrocalamus asper (Schult.) Backer) with a density of 0.53
Externí odkaz:
https://doaj.org/article/3f7d43543fc84d259e59eb597fc1af1e
Autor:
Robertus Wahyu N. Nugroho, Blaise L. Tardy, Sayed M. Eldin, R.A. Ilyas, Melbi Mahardika, Nanang Masruchin
Publikováno v:
Ultrasonics Sonochemistry, Vol 99, Iss , Pp 106581- (2023)
Cellulose nanocrystals (CNCs) are typically extracted from plants and present a range of opto-mechanical properties that warrant their use for the fabrication of sustainable materials. While their commercialization is ongoing, their sustainable extra
Externí odkaz:
https://doaj.org/article/be8e87f93c6846c48c2b31a7a243c624
Autor:
Edi Syafri, Jamaluddin, Harmailis, Sudirman Umar, Melbi Mahardika, Devita Amelia, Reni Mayerni, Sanjay Mavinkere Rangappa, Suchart Siengchin, Tariq Rashad Sobahi, Anish Khan, Abdullah M. Asiri
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 16, Pp 12924-12934 (2022)
Cellulose is the main component of natural fibers whose content varies greatly depending on the type of plant and its treatment. Therefore, it is necessary to examine the effect of chemical treatment on natural fiber properties. This study successful
Externí odkaz:
https://doaj.org/article/a04b859368c6453ebf15c98b1e6f77af