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Recent Developments of Biopolymer-Based Composite Membranes as Sustainable Separators for Lithium-Ion Batteries Tian Puspita Sari; Fitri Khoerunnisa; Asep Kadarohman
ALCHEMY Jurnal Penelitian Kimia Vol 22, No 1 (2026): March
Publisher : UNIVERSITAS SEBELAS MARET (UNS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20961/alchemy.22.1.114118.40-59

Abstract

The increasing adoption of electric vehicles and large-scale energy storage systems has intensified demand for high-performance and sustainable lithium-ion battery separators. This review summarizes recent progress in biopolymer-based separators as environmentally friendly alternatives to conventional polypropylene/polyethylene membranes. Fourteen research articles published between 2020 and 2026 are analyzed, focusing on biopolymers such as bacterial cellulose, chitosan, lignin, alginate, silk fibroin, and poly(L-lactic acid). The discussion covers material classification, membrane fabrication techniques, and modification strategies, including composite formation and crosslinking. Overall, the reviewed studies indicate that biopolymer-based separators generally exhibit improved electrolyte wettability, enhanced ionic conductivity, and adequate thermal stability, leading to competitive electrochemical performance and good cycling stability. In addition to performance benefits, the use of biomass-derived materials and water-based fabrication processes offers sustainability and potential biodegradability advantages. This review highlights current research trends and outlines key challenges related to testing standardization and manufacturing scalability for future lithium-ion battery applications.
Penguatan Hilirisasi Cassava Menggunakan Teknologi Penggilingan untuk Meningkatkan Produktivitas Pangan Desa Sukamelang Praharsini, Bulan; Fitriyani, Nazwa Aulia; Fahrizal, Muhammad Imam; Setiabudi, Muhammad Raffaell Putra Heli; Feranie, Selly; Khoerunnisa, Fitri; Winarno, Nanang
Lumbung Inovasi: Jurnal Pengabdian kepada Masyarakat Vol. 11 No. 2 (2026): June
Publisher : Lembaga Penelitian dan Pemberdayaan Masyarakat (LITPAM)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/linov.v11i2.4530

Abstract

Pengolahan singkong di Desa Sukamelang masih dilakukan secara konvensional dengan kapasitas hanya 45-60 kg per hari per petani, waktu proses 6-8 jam, dan tekstur gilingan tidak seragam sehingga efisiensi dan produktivitas terbatas. Kegiatan pengabdian ini bertujuan mengenalkan dan menerapkan alat Singkong Giling Andalan Produktif (SIGAP) berbasis mesin diesel kepada 20 Petani mitra untuk memperkuat hilirisasi cassava dan meningkatkan nilai tambah produk pertanian lokal. Metode pelaksanaan menggunakan pendekatan pemberdayaan masyarakat yang dipadukan dengan metode kualitatif dan kuantitatif melalui enam tahapan. Hasil implementasi menunjukkan alat SIGAP mampu meningkatkan produktivitas sekitar 1.567% dari kapasitas konvensional 6 kg/jam menjadi 100 kg/jam dengan tekstur lebih halus dan presisi sehingga mengurangi beban kerja petani. Penerapan teknologi ini berkontribusi pada pengurangan pembakaran limbah kulit singkong yang mencapai 100 kg per hari sehingga membuka peluang pengembangan produk turunan singkong yang bervariasi dan bernilai ekonomi tinggi. Selain itu, hasil evaluasi terhadap buku panduan operasional menunjukkan tingkat efektivitas yang sangat tinggi dengan mean skor 3,64 dari skala 4 yang mengindikasikan bahwa alat mudah dipahami dan dioperasikan oleh pengguna. Alat SIGAP terbukti efektif mendukung peningkatan produktivitas dan mengurangi ketergantungan petani pada jasa penggilingan pihak ketiga sehingga memperkuat kemandirian hilirisasi singkong berkelanjutan di Desa Sukamelang. Strengthening Cassava Downstreaming Using Milling Technology to Increase Food Productivity in Sukamelang Village Abstract Cassava processing in Sukamelang Village is still carried out using conventional methods, with a capacity of only 45–60 kg per day per farmer, a processing time of 6–8 hours, and inconsistent grind texture, resulting in limited efficiency and productivity. This community service initiative aims to introduce and implement the diesel-powered Productive Cassava Grinding Machine (SIGAP) to 20 partner farmers to strengthen cassava downstream processing and increase the value added of local agricultural products. The implementation method employs a community empowerment approach combined with qualitative and quantitative methods through six stages. Implementation results show that the SIGAP machine can increase productivity by approximately 1,567%, from a conventional capacity of 6 kg/hour to 100 kg/hour, with a finer texture and greater precision, thereby reducing the farmers’ workload. The application of this technology contributes to a reduction in the burning of cassava peel waste, amounting to 100 kg per day, thereby opening opportunities for the development of diverse and high-value cassava-based products. Additionally, an evaluation of the operational manual revealed a very high level of effectiveness, with a mean score of 3.64 on a 4-point scale, indicating that the tool is easy for users to understand and operate. The SIGAP machine has proven effective in boosting productivity and reducing farmers’ reliance on third-party milling services, thereby strengthening the self-reliance of sustainable cassava downstream processing in Sukamelang Village.
Singkong for Food Innovation (SINGFOOD): Cassava Product Diversification for Sustainable Food Security in Sukamelang Village Hidayat, Muhammad Anwar; Hasanah, Devi Salsabila Nur; Maulia, Ainaya Cahya; Addailamy, Frelsa Fairus; Nisa, Najwa Khairun; Andriyoga, Devindra Kevin; Feranie, Selly; Khoerunnisa, Fitri; Winarno, Nanang
Lumbung Inovasi: Jurnal Pengabdian kepada Masyarakat Vol. 11 No. 3 (2026): September
Publisher : Lembaga Penelitian dan Pemberdayaan Masyarakat (LITPAM)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/linov.v11i3.5622

Abstract

Singkong for Food Innovation (SINGFOOD) programme was designed to empower the community of Sukamelang Village through the diversification of cassava into cookies, sticks, ice cream, and noodles as a strategy to strengthen sustainable local food security. Community service activities comprised programme planning, product trials, training, mentoring, and programme evaluation involving 32 participants, including housewives, PKK members, and micro, small, and medium enterprise (MSME) operators. Programme evaluation employed a four-point Likert-scale questionnaire and structured observations, with data analysed descriptively using percentage distributions. The activity outcomes demonstrated positive participant responses, with over 90% expressing favourable perceptions of cassava product diversification, the availability of cassava as a sustainable local raw material, and its potential for small-scale business development. The programme successfully introduced four cassava-based food products while strengthening participants’ practical engagement in food processing and entrepreneurial awareness. These findings suggest that the SINGFOOD programme represents a practical community empowerment approach that supports local food diversification and contributes to strengthening sustainable food security.
Co-Authors Addailamy, Frelsa Fairus Ahmad Aminudin Ali Kusrijadi Andriyoga, Devindra Kevin Anna Permanasari Annifah, Riri Uswatun Antonio, Alvito Arrozi , Ubed Sonai Fahruddin Asep Kadarohman Asep Kadarohman Ashfiya, Putri Sayyida Astuti, Wijayanti Dwi Aziema, Nur Aziz, Hafiz Aji Boon Seng Ooi Budiman Anwar Da, Oh Wen Devi Pratiwi Sudrajat Devina, Oryza Aprilia Dwi, Sadina Sahitya Eka Tiara Nur Fitriana Eko Sri Kunarti Eli Hendrik Sanjaya Eneng Saidatus Syadiah Fahrizal, Muhammad Imam Farhan Perdiansyah Fauziah, Naila Raima Fitriana, Eka Tiara Nur Fitriyani, Nazwa Aulia Florentina Maria Titin Supriyanti Galuh Yuliani Gebi Dwiyanti Girsang, Gabriela Chelvina Santiuly Gun Gun Gumilar Hasanah, Devi Salsabila Nur Hasanah, Maulidah Hendrawan Hendrawan Hendrawan Hendrawan HERNANI - Hidayat, Muhammad Anwar Hokcu Suhanda Iasha, Yurin Karunia Apsha Albaina Iasya, Yurin Karunia Apsha Albaina Ida Hamidah Iis Rosliana Iqbal Musthapa Irnanda, Istifhamy Jayawarsa, A.A. Ketut Maharani, Brigitta Stacia Maharani, Permata Putri Mahmudah, Eneng Maoludin, Surya Alfin Maulia, Ainaya Cahya Muhamad Nurul Hana Murni Handayani Nahadi Nanang Winarno Nisa, Najwa Khairun Novita Damayanti Nur Aziema Nuraini, Vidia Afina Nurhayati, Mita Perdiansyah, Farhan Permata Putri Maharani Praharsini, Bulan Purwanti purwanti Putri, Restiani Alia Ramadhan, Wildan Septi Ratnaningsih E. Sardjono Ratnaningsih Eko S. Rizke Pratiwi Ismania Puteri Rizki Deli Hasanah Rosi Oktiani Santy Shafira Setiawati Selly Feranie Setiabudi, Muhammad Raffaell Putra Heli Silvia Widiyanti Siti Aisyah Siti Supriyanti Soja Siti Fatimah Soja Siti Fatimah Sri Juari Santosa Sri Mulyani Sri Mulyani Sriyati , Siti Supriyanti, Siti Syifa Ayugea Salsabila Tian Puspita Sari Tika Eka Fitri Wafi, Wulanda Widiyanti, Silvia Widyaningsih, Mia Wiji Wiji Yaya Sonjaya Yessi Permana