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INOVASI TEKNOLOGI PENGOLAHAN PAKAN DAN LIMBAH TERNAK SAPI: SOLUSI HEMAT BIAYA UNTUK BERLANJUTAN USAHA. Pakpahan, Binsar; Suprapto, Suprapto; Batumahadi, Batumahadi; Melvi, Lisa; Eswanto, Eswanto; Riadi, Selamat; Dharma, Surya; Damanik, Marini; Jubaidah, Jubaidah
Community Development Journal : Jurnal Pengabdian Masyarakat Vol. 6 No. 1 (2025): Volume 6 No. 1 Tahun 2025
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/cdj.v6i1.41910

Abstract

Kegiatan ini bertujuan untuk meningkatkan keberlanjutan usaha peternakan sapi melalui penerapan inovasi teknologi pengolahan pakan dan pengelolaan limbah. Melalui pendekatan teknologi tepat guna, kegiatan ini difokuskan pada upaya peningkatan efisiensi penggunaan bahan pakan, pengurangan dampak lingkungan, serta peningkatan kualitas produk hasil ternak. Artikel ini membahas seluruh tahapan mulai dari persiapan, pelaksanaan yang mencakup pelatihan dan workshop, monitoring dan evaluasi sebagai bagian dari upaya meningkatkan kapasitas peternak dalam memanfaatkan teknologi yang hemat biaya dan ramah lingkungan.
Understanding Students' Academic Resilience in Facing Skills Competency Test Anxiety Using the Draw and Tell Method Jubaidah, Jubaidah; Irawan, Andi Wahyu
Indonesian Journal of Counseling and Development Vol. 7 No. 2 (2025): December 2025
Publisher : Institut Agama Islam Negeri Kerinci, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32939/ijcd.v7i2.6143

Abstract

The Vocational School Competency Test (UKK) is an important final stage for students, but it often causes anxiety that affects their academic and psychological readiness. High pressure to pass UKK can lead to decreased confidence and stress among students. This study aims to understand the experiences of grade XII vocational school students in dealing with anxiety ahead of UKK and to explore the role of resilience in managing this anxiety. The subjects of the study were three grade XII vocational school students from different majors who were selected based on the criteria of experiencing anxiety related to UKK and having resilience characteristics. The approach used is qualitative with a double exploration case study design. Data was collected through in-depth interviews and draw and tell methods, then analyzed thematically. The results showed that students' anxiety was triggered by internal factors (e.g., self-doubt, technical unpreparedness) and external factors (parental pressure, negative stories from seniors, worries about examiners). Anxiety has a noticeable impact on students' daily activities, such as difficulty concentrating and enjoying free time. Resilience emerges as a protective factor through a variety of adaptive strategies, including practice and repetition of material, independent learning, positive affirmations, self-talk, and social support from peers and teachers. The draw and tell method effectively depicts a symbolic shift in students' emotions, from pre-exam anxiety to post-exam relief. These findings emphasize the importance of emotional support and mental guidance for vocational school students in dealing with UKK.
TEROBOSAN PANEN BUAH NAGA DI LUAR MUSIM: PERAN PENCAHAYAAN ARTIFISIAL BERASIS IOT DI KAWASAN SEI RAMPAH, SERDANG BEDAGAI Jubaidah, Jubaidah; Juli Dwi Astuti, Anik; Megalina, Yeni; Ifda Tanjung, Yul; Ramadhan, Irham; Suprapto, Suprapto; Lova, Dea; Hardiansyah, M.; G. Sibarani, Wendy.; M Gultom, Septhya
Martabe : Jurnal Pengabdian Kepada Masyarakat Vol 9, No 2 (2026): MARTABE : JURNAL PENGABDIAN KEPADA MASYARAKAT
Publisher : Universitas Muhammadiyah Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31604/jpm.v9i2.%p

Abstract

Fluktuasi pasokan buah naga akibat ketergantungan pada musim merupakan tantangan utama bagi petani di Indonesia. Pengabdian kepada Masyarakat (PKM) ini bertujuan untuk mengoptimalkan produksi buah naga (Hylocereus polyrhizus) di Desa Simpang Empat, Sei Rampah, Kabupaten Serdang Bedagai, melalui penerapan teknik penerangan artifisial sederhana menggunakan lampu Light Emitting Diode (LED) sebagai pemicu pembungaan di luar musim puncak. Petani buah naga di wilayah ini menghadapi tantangan produktivitas rendah akibat keterbatasan frekuensi panen dan kurangnya pengetahuan akan teknologi induksi pembungaan. Melalui kegitatan sosialisasi, pelatihan, pemasangan instalasi, serta pendampingan intensif, tim PKM memperkenalkan dan melatih petani dalam penggunaan pencahayaan buatan berbasis Internet of Things (IoT) untuk merangsang pembungaan buah naga di luar musim alami. Hasil kegiatan menunjukkan potensi signifikan dalam peningkatan frekuensi pembungaan dan jumlah buah yang dihasilkan per tanaman. Penerapan teknologi ini terbukti efektif dalam mengatasi kendala musiman dan meningkatkan kapasitas produksi buah naga secara berkelanjutan, berkontribusi pada peningkatan pendapatan dan kesejahteraan petani.
Uniaxial and biaxial hot pressing of PVDF films: A pathway toward high-performance piezoelectric sensors and energy harvesters Suprapto, Suprapto; jubaidah, Jubaidah; Triono, Selamat; Gunawan, Harianto; Lisyanto, Lisyanto; Nugraha, Aditya Sukma; Aldori, Yopan rahmad
Teknomekanik Vol. 9 No. 1 (2026): Regular Issue
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/teknomekanik.v9i1.44972

Abstract

The piezoelectric efficiency of Poly (vinylidene fluoride) (PVDF) membranes becomes restricted by the challenge of generating and stabilizing electroactive β-phase during processing. Stretching requires control of deformation parameter, while solvent-based methods bring environmental and occupational health risks. This research suggests hot-pressing as an alternative method for enhancing β-phase fraction, utilizing multidirectional stress without solvent or chemical exposure. This study systematically compares uniaxial hot-pressing (Uniaxial HP) and biaxial hot-pressing (Biaxial HP) setups to determine which stress distribution is more effective at promoting changes and improving piezoelectric properties in PVDF membranes. The main objective of this research is to systematically evaluate and compare the impacts of uniaxial and biaxial hot-pressing on the crystalline phase transformation and electromechanical performance, including the piezoelectric coefficient (d33) and output voltage response of PVDF membranes. PVDF pellets were hot-pressed at 220o C under a pressure of 60 MPa for 15 minutes followed by rapid quenching in ice water. X-Ray diffraction (XRD) and Fourier transform infrared spectroscopy (FTIR) confirmed phase composition, correlated with performance via the piezoelectric coefficient (d33), and assessed piezoelectric activity. Experimental results show that biaxial loading provides a higher b-phase fraction (50.47%) compared to untreated membranes (47.80%) and UHP samples (49.30%). The crystallinity and the piezoelectric coefficient also increased to 49% and 18.8 pC/N, respectively. Biaxial stress pattern during hot-pressing induces favourable thermodynamic and kinetic conditions for b-phase expansion. Beyond phase-related results, the approach delivers competitive piezoelectric effectiveness while maintaining simplicity and reducing solvent-dependent processing steps.
Co-Authors Afriliani, Hesti Almarind, Marisa Amenobelia, Amenobelia Anysa, Ega Aryanta Sembiring, Robi Batumahadi, Batumahadi Binsar Panjaitan, Binsar Budiman Nasution Damanik, Marini Diansyah, Diansyah Diba, Adinda Farah Eka Daryanto, Eka Eswanto, Eswanto Fajar Apriani Fatmawati Fatmawati Firmansyah Nasution, Taufik G. Sibarani, Wendy. Ginting, Ladyna Velisa Giovan Panjaitan, Asido Gunawan, Harianto Gunawan, Safri Hardiansyah, M. HENRY ISKANDAR Hutajulu, Romantina Ifda Tanjung, Yul Irawan, Andi Wahyu Irfani, Vania Ayu Jarkani, Muhammad Juli Dwi Astuti, Anik Khairani, Farizka Khairunnisa, Adinda Dwi Khairunnisah, Noni Antika Listiyanto, Listiyanto Lisyanto . Lova, Dea Lumbantoruan, Sri Rezeki M Gultom, Septhya Meidiansyah, Fadli Melvi, Lisa Muhammad Yusuf Muhtadin Muhtadin Nirmalasari, Ridha Noor Hujjatusnaini Noor, Muhammad Arifin Nurdin Siregar Nurkhalisa, Siti Salma Pakpahan, Binsar R. Nurfazriah, Latifah Rahma, Ukik Aisya Ramadhan, Ahmad Ananda Ramadhan, Irham Ramadhan, Risca Ariska Rasenda, Rasenda Riana Puspita, Riana Rivaldo, Samuel Rosdiyanti, Evi Rugaya, Rugaya Saputri, Arum Dwi Selamat Riadi Selamat Triono, Selamat Siagian, Ruben Cornelius Siddik, M. Silalahi, Jihan Syifa Silalahi, Renata Agustina Simatupang, Christina Triwahyuni Sinaga, Karina Angely Sinaga, Maria Putriguna Soe'oed, Rahmat Sri Hayati, Sri Suhaesty, Yeye Sukma Aditya Suprapto Suprapto Surawardi Surawardi, Surawardi Suraya, Rizky Surya Dharma Syahputri, Nurlaily Syahra, Assyfa Tamba, Ester Maesya Thomas Thomas Ulina, Sri Yeni Megalina, Yeni Yolanda Yolanda, Yolanda Yopan Rahmad Aldori Yusuf Yusuf