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All Journal Journal of Education and Learning (EduLearn) The Journal of Pure and Applied Chemistry Research Berkala Ilmiah Pendidikan Fisika Jurnal Pendidikan Informatika dan Sains Jurnal Penelitian Pendidikan IPA (JPPIPA) Tarbawi : Jurnal Ilmu Pendidikan Biosaintifika: Journal of Biology & Biology Education AR-RAZI Jurnal Ilmiah BULETIN AL-RIBAATH Jurnal Ruaya : Jurnal Penelitian dan Kajian Ilmu Perikanan dan Kelautan Community Empowerment Hydrogen: Jurnal Kependidikan Kimia Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran International Journal of Social Science, Educational, Economics, Agriculture Research, and Technology (IJSET) Jurnal Ilmiah Berkala: Sains dan Terapan Kimia Jurnal Ruaya : Jurnal Penelitian dan Kajian Ilmu Perikanan dan Kelautan Social Impact Journal JIPI (Jurnal IPA dan Pembelajaran IPA) Shibyan: Jurnal Pendidikan Guru Madrasah Ibtidaiyah

Dedeh Kurniasih

Prodi Pendidikan Kimia UM Pontianak

Author-ID : 2468881

Religion Agriculture, Biological Sciences & Forestry Arts Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Civil Engineering, Building, Construction & Architecture Computer Science & IT Decision Sciences, Operations Research & Management Earth & Planetary Sciences Economics, Econometrics & Finance Education Energy Environmental Science Health Professions Immunology & microbiology Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Library & Information Science Materials Science & Nanotechnology Mathematics Medicine & Pharmacology Physics Public Health Social Sciences Veterinary Other

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PELATIHAN PEMBUATAN ALAT PENJERNIHAN AIR PADA MASYARAKAT KECAMATAN SEBAWI KABUPATEN SAMBAS Dedeh Kurniasih; Raudhatul Fadhilah
Jurnal Buletin Al-Ribaath Vol 13, No 1 (2016): Buletin Al-Ribaath
Publisher : Universitas Muhammadiyah Pontianak

The problematic issue of water shortages is always happens in dry season because of rainwater absorption in the peat soil which dominates most of the Borneo region especially Rantau Panjang subdistrict. The river water around peatlands area has typical smell, colour, and taste. Peat water has to be processed rightly before it is used to fulfill domestic needs. Therefore, there should be an effort to process the peat water appropriately through counseling and training in producing simple water purifier which is easy to operate. This dedication on the training in producing water purifier was conducted at Sebawi district in Sambas regency. There were 24 residents of Rantau Panjang subdistricts attended this training. The training began with the counseling in how to produce water purifier. The counseling aimed at transferring knowledge of the importance of clean water for the residents of Rantau Panjang subdistrict. The next activity was the training in producing water purifiers from simply and locally available materials. In this activity, the participants were given opportunity to practice producing water purifier. The participants were so enthusiastic in this training. Keywords: training, producing, water purifier equipment.

PENGEMBANGAN INSTRUMEN PENILAIAN KOGNITIF PADA MATA KULIAH KIMIA SEKOLAH UNTUK MAHASISWA PENDIDIKAN KIMIA UNIVERSITAS M PONTIANAK Tuti KurniatiI; Dedeh Kurniasih
Jurnal Buletin Al-Ribaath Vol 12, No 1 (2015): Buletin Al-Ribaath
Publisher : Universitas Muhammadiyah Pontianak

ABSTRAKThe importance of improving the quality of teaching is creating new innovations in designing new learning system so that students become more enthusiastic and motivated to achieve the expected learning outcomes. One way to measure the extent of improvement of the quality of learning is to develop assessment instruments that can be used to assess student learning outcomes. A proper assessment plays an important role in improving learning outcomes and in appreciation of the efforts made by learners. This study aimed to develop cognitive assessment instrument in School Chemistry I course for fourth semester students of chemistry education. Design and development of assessment instruments followed the 4D model, but only reached the stage of develop. Validity test of cognitive assessment instrument which was based on format suitability and display quality was tested to five experts. The results showed that cognitive assessment instrument had a valid level of validity and reliability value of 0.758. So cognitive assessment instrument developed already meet the criteria as a matter of quality and can be used as a test in the subject of School Chemistry I. Keywords: cognitive assessment instrument, School Chemistry I, Development ABSTRAK Pentingnya meningkatkan kualitas pembelajaran menuntut para pendidik menciptakan inovasi baru dalam merancang sistem pembelajaran baru agar peserta didik menjadi lebih semangat dan termotivasi sehingga dapat mencapai tujuan pembelajaran yang diharapkan. Salah satu cara yang dapat dilakukan oleh pendidik untuk mengetahui sejauh mana peningkatan kualitas pembelajaran adalah dengan membuat instrumen penilaian yang dapat digunakan untuk menilai hasil belajar siswa. Penilaian yang tepat berperan penting dalam meningkatkan hasil belajar dan sebagai penghargaan atas usaha yang telah dilakukan oleh peserta didik. Penelitian ini bertujuan menghasilkan dan mengembangkan instrumen penilaian kognitif pada mata kuliah kimia sekolah untuk mahasiswa pendidikan kimia semester IV. Uji kelayakan instrumen penilaian kognitif ini didasarkan pada komponen kesesuaian format penilaian dan kualitas tampilan instrumen. Desain pengembangan instrumen penilaian ini mengikuti model 4D, tetapi hanya sampai pada tahap develop. Subjek penilai kualitas instrumen terdiri dari 5 orang ahli. Hasil penelitian pengembangan instrumen penilaian kognitif ini mempunyai tingkat validitas yang valid dan nilai reliabilitas sebesar 0,758. Jadi instrumen penilaian kognitif yang dikembangkan sudah memenuhi kriteria sebagai soal yang berkualitas dan dapat digunakan sebagai alat tes pada mata kuliah Kimia Sekolah I. Kata kunci: instrumen penilaian kognitif, kimia sekolah, pengembangan

KARAKTERISASI ELEKTRODA SELEKTIF ION (ESI) KROMAT TIPE KAWAT TERLAPIS BERBASIS KITOSAN Dedeh Kurniasih; Atikah Atikah; Hermin Sulistyarti
Jurnal Sains dan Terapan Kimia Vol 7, No 1 (2013)
Publisher : Program Studi Kimia, Universitas Lambung Mangkurat

Telah dibuat dan dikarakterisasi suatu elektroda selektif ion (ESI) kromat tipe kawat terlapis. Komposisi optimum membran didapatkan dari campuran kitosan, alikuot 336-kromat, polivinilklorida (PVC) dan dioktilftalat (DOP) sebagai plasticizer dengan perbandingan 4:0,5:35:60,5 (% b/b) dalam pelarut THF (1:3 b/v). Penambahan alikuot 336-kromat dalam membran dengan bahan aktif kitosan dapat meningkatkan konduktivitas membran sehingga dapat menghasilkan karakter sifat dasar. Karakteristik dasar elektrode selektif ion kromat memberikan karakteristik optimum dengan faktor Nernst 29,77 mV/dek, rentang konsentrasi linier 10-6–10-1 M, waktu respon 40 detik, batas deteksi 1,95 x 10-6 M, usia pemakaian 49 hari. Kata Kunci: elektroda selektif ion (ESI) tipe kawat terlapis, ion kromat, kitosan, alikuot 336-kromat

Pengaruh Quizizz Terhadap Hasil Belajar Siswa Pada Materi Hidrokarbon Kelas XI SMAN 1 Salatiga Sambas Wawan Wawan Erwandi; Tuti Kurniati; Dedeh Kurniasih
Jurnal Ilmiah Ar-Razi Vol 10, No 2 (2022): JURNAL ILMIAH AR-RAZI
Publisher : Universitas Muhammadiyah Pontianak

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29406/ar-r.v10i2.3453

Hasil belajar siswa dapat dipengaruhi dengan instrumen evaluasi yang digunakan oleh guru dalam proses pembelajaran. Salah satu instrumen evaluasi yang dapat diakses secara gratis adalah quizizz. Penelitian ini bertujuan untuk mengetahui perbedaan hasil belajar serta untuk mengetahui seberapa besar pengaruh quizizz terhadap hasil belajar siswa. Penelitian ini menggunakan metode eksperimen dengan rancangan penelitian nonequivalent control group design. Sampel pada penelitian ini yaitu siswa kelas XI MIA 1 dan XI MIA 2. Teknik pengambilan sampel pada penelitian ini menggunakan teknik sampling jenuh, yaitu semua populasi digunakan sebagai sampel. Teknik yang dipilih dalam penelitian ini untuk mengumpulkan data adalah teknik pengukuran dan teknik komunikasi tidak langsung. Hasil penelitian menunjukkan pengaruh quizizz terhadap hasil belajar sebesar 0,54 dengan kategori sedang. Dengan demikian quizizz dapat meningkatkan hasil belajar siswa.

PENGARUH TINGKAT KARBOHIDRAT BERBEDA DALAM PAKAN TERHADAP KINERJA PERTUMBUHAN IKAN TENGADAK (Barbonymus schawenfeldii) hendry yanto; Anandita Eka Setiadi; Dedeh Kurniasih
Jurnal Ruaya : Jurnal Penelitian dan Kajian Ilmu Perikanan dan Kelautan Vol 7, No 2 (2019): Jurnal Ruaya : Jurnal Penelitian dan Kajian Ilmu Perikanan dan Kelautan
Publisher : UNIVERSITAS MUHAMMADIYAH PONTIANAK

Penelitian ini bertujuan untuk menentukan tingkat karbohidrat optimal dalam pakan untuk mendukung kinerja pertumbuhanikan tengadak (Barbonymus achwanefeldii). Penelitian menggunakan rancangan acak lengkap (RAL) dengan perlakuan yaitu tingkat karbohidrat dalam pakan yang terdiri dari 4 taraf yaitu; 10%; 20%; 30%; dan 40%, dengan 3 ulangan. Pakan percobaan yang mengandung protein sama (isoprotein) dan energi yang juga sama (isokalori) diberikan pada ikan tengadak berukuran rata-rata3,66Â±0,49 g yang dipelihara di akuarium selama 60 hari. Ikan tengadak diberi pakan percobaan sesuai perlakuan secara adsatiasi dengan frekwensi 3 kali sehari. Hasil penelitian menunjukkan bahwa pemberian pakan dengan tingkat karbohidrat dalam pakan berpengaruh nyata (P<0,05) terhadap kandungan protein dan lemak tubuh, retensi protein dan lemak tubuh, laju pertumbuhn harian, jumlah konsumsi pakan harian dan efisiensi pakan. Perlakuan terbaik adalah ikan tengadak yang diberi pakan dengan kadar karbohidrat 20%, dengan nilaiÂ kandungan protein tubuhÂ 50,94Â±0,45 %; lemak tubuh 23,49Â±0,13 %; retensi protein 22,13Â±0,04 %; retensi lemak 30,93Â±0,01 %; laju pertumbuhan harian 3,52 %; jumlah konsumsi pakan harian 0,53Â±0,02 g dan efisiensi pakan 55.68Â±1.35 %. Tingkat karbohidrat dalam pakan ikan tengadak yang optimal adalah 22,89 %.Â Kata Kunci: karbohidrat, kinerja pertumbuhan, kan tengadak dan Barbonymus schwanenfeldii

Fruit Morphological Characteristics and Î²-carotene Content of Three Indonesian Dessert and Cooking Banana Cultivars Ari Sunandar; Dedeh Kurniasih
Biosaintifika: Journal of Biology & Biology Education Vol 11, No 1 (2019): April 2019
Publisher : Department of Biology, Faculty of Mathematics and Sciences, Semarang State University . Ro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/biosaintifika.v11i1.16873

Approximately, 325 cultivars of bananas were found in Indonesia. They have variation in shape, taste, color of fruit pulp, essential vitamins and mineral. The Î²-carotene is one of essential nutrient in banana with various concentration in every cultivar. The aims of this research were to describe the morphological characteristics and to analyze Î²-carotene content of mature fruits of three different genomic groups of Indonesian dessert and cooking banana cultivars namely Berlin (AA/dessert), Barangan (AAA/dessert), and Kepok (ABB/cooking). Morphological characterizations of fruits were conducted according to Descriptor for Banana from International Plant Genetic Resources Institute. The Î²-carotene content of mature banana pulp was analyzed using High-performance liquid chromatography (HPLC) method with three replications. Banana fruit characters were analyzed based on 15 descriptors. The bananas were then subjected to clustering analysis. Â The result showed that Î²-carotene contentÂ were 27 Î¼g 100g-1, 5 Âµg 100g-1, and 3 Î¼g 100g-1 fresh weight respectively. Berlin showed the highest value of Î²-carotene. Cluster analyses formed two groups. The first group consists of Berlin and Barangan while the second one consists of Kepok. This study can be used as a a reference for people to consume bananas with high content of Î²-carotene in meeting the needs of vitamin A and as a consideration for the plant breeding especially for Î²-carotene improvement purpose.

Validitas Alat Praktikum Kimia Berbasis Bahan Bekas pada Materi Termokimia Cindi Patika Sari; Raudhatul Fadhilah*; Dedeh Kurniasih
JIPI (Jurnal IPA dan Pembelajaran IPA) Vol 6, No 2 (2022): JUNE 2022
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jipi.v6i2.24907

Practicum is often not carried out in schools because of the limitations of practical tools. Therefore, it is necessary to develop practical tools to make it easier for students to understand the concept of thermochemistry. This study aims to produce a valid and practical thermochemistry practicum tool. Validity is measured from the material and media aspects using a validation sheet. Meanwhile, practicality was measured using teacher and student response questionnaires. This type of research is research and development (research and development) ADDIE model (analysis, design, development, implementation, and evaluation). The results of the analysis show that the thermochemical practicum tool developed is declared to be very valid with an average value of 0.94 and 0.92. The results of the practicality test obtained very practical criteria in the initial field trial and the main field trial an average of 94.64% and 97.92%, respectively. Thus, the thermochemistry practicum tool developed is suitable to be used as a medium for learning thermochemical material.

Pengembangan Lembar Kerja Mahasiswa Berbasis Science, Environment, Technology, and Society di Program Studi Pendidikan Kimia Universitas Muhammadiyah Pontianak Desi Marianti; Tuti Kurniati*; Dedeh Kurniasih
JIPI (Jurnal IPA dan Pembelajaran IPA) Vol 6, No 3 (2022): SEPTEMBER 2022
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jipi.v6i3.25128

In learning management and laboratory techniques, only explaining using power point media and giving assignments so that students do not understand the material presented. Therefore, it is necessary to have teaching materials such as student worksheets based on science, environment, technology, society (SETS). This study aims to produce valid, practical and effective media. Validity was measured from the material aspect and the media aspect using a validation sheet, practicality was measured using a student response questionnaire. While the effectiveness is measured from the value after using the LKS or posttest scores. This type of research is research and development with a thiagarajan device model, namely a 4D model that has been modified into 3D. The results of the analysis show that SETS-based worksheets with validity values of 85% and 88.75% are categorized as very valid. The results of the practicality test in the limited trial of 86.4% and the main trial of 88.02% were categorized as very practical. The results of the effectiveness test with the posttest recapitulation value in the limited trial of 78.3% and the main trial of 82.5%. Thus, SETS-based worksheets are suitable for use in the teaching and learning process on management materials and laboratory techniques

Efektivitas Model Pembelajaran Berbasis Proyek terhadap Pemahaman Konsep pada Materi Larutan Asam Basa Sholahuddin Sholahuddin; Raudhatul Fadhilah; Dedeh Kurniasih
Hydrogen: Jurnal Kependidikan Kimia Vol 11, No 5 (2023): October 2023
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/hjkk.v11i5.8675

Pemahaman konsep siswa dipengaruhi oleh model pembelajaran yang diterapkan oleh guru. Pembelajaran cenderung menerapkan model konvensional yang membuat siswa kurang memahami konsep, sehingga diperlukan alternatif model pembelajaran yang dapat meningkatkan pemahaman konsep siswa pada materi asam basa. Salah satu alternatif model pembelajaran yang dapat digunakan adalah model Project Based Learning (PjBL). Penelitian ini bertujuan untuk mengetahui Perbedaan dan Efektivitas Pemahaman konsep siswa pada materi Larutan Asam Basa kelas XI IPA dan XI IPS 1 MAN 3 Pontianak antara model pembelajaran PjBL dengan model Pembelajaran Konvensional. Bentuk penelitian yang digunakan adalah eksperimen dengan rancangan Quasy Eksperimental. Pengambilan sampel menggunakan teknik random sampling, diperoleh kelas XI IPS 1 sebagai kelas kontrol dan XI IPA sebagai kelas eksperimen. Teknik pengumpulan data yang digunakan adalah teknik pengukuran, observasi dan wawancara. Alat pengumpul data yang digunakan adalah tes hasil belajar siswa berbentuk pilihan ganda dengan tipe (two tier multiple choice), lembar observasi dan lembar wawancara. Hasil uji statistik menggunakan uji U Mann Whitney dengan Asymp sig. (2-tailed) sebesar 0.000 < 0,05 yang berarti Ha diterima. Hal ini menunjukkan bahwa terdapat perbedaan pemahaman konsep yang dilihat dari hasil belajar siswa antra yang diajarkan menggunakan model PjBL dengan model pembelajaran konvensional. Model PjBL efektif dalam meningkatkan pemahaman konsep siswa dengan nilai Effect Size sebesar 2,78 dengan persentase efektivitas sebesar 49,73%

Empowering educators through STEM and local wisdom-infused learning with lesson study at SMAIT Al-Fityan Kubu Raya Dedeh Kurniasih; Tuti Kurniati; Arya Girald Baihaqie; Elsi Oktaviyanti
Community Empowerment Vol 9 No 3 (2024)
Publisher : Universitas Muhammadiyah Magelang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ce.11137

Science, Technology, Engineering, and Mathematics (STEM) is an approach to learning in schools, including SMAIT Al-Fityan Kubu Raya. However, the school faces challenges in implementing STEM due to a lack of understanding and experience among teachers and the utilization of local wisdom. This community service program aims to assist SMAIT Al-Fityan Kubu Raya in designing STEM-based learning by integrating local wisdom through lesson study. The method used consists of four stages: 1) preparation, 2) socialization, 3) training and guidance for implementation, and 4) monitoring and evaluation. The results obtained from this program indicate that: 1) 92% consider STEM as something new, 2) 80% find the material easy to understand, 3) 75% believe there is suitability and interest among teachers in applying local wisdom-based STEM, and 4) 67% of teachers feel they are not yet able to implement STEM in their teaching. Participant understanding levels fall into the very good category with an N-Gain of 0.83. Therefore, the lesson study approach can enhance teachers' skills in designing and implementing chemistry learning by integrating STEM with local wisdom from West Kalimantan.

Co-Authors Abdullah Yamani Noor Anandita Eka Setiadi Arya Girald Baihaqie Arya Girald Baihaqie Astuti Astuti Atikah Atikah Cawang Cawang Cindi Patika Sari Dara Latifa Desi Marianti Dewi Setiawati Dhiea Regita Cahyani Dini Hadiarti Eca Seponsah Eka Nurmala Elsi Oktaviyanti Elsi Oktaviyanti Fadhilah, Raudhatul Fatmawati Fatmawati Fhany Maulika Fitriani Fitriani Fitriani Fitriani Gumelar , Rizdki Elang Gustiah Gustiah Hairida hendry yanto Hermin Sulistyarti Israwati Hasibuan Lukman Hadi Lya Deni Prilianti Maghfiratul Rahmi Margarita Medina Icha Muhamad Agus Wibowo Mustika Wati Nova Miola Anggreini Nurul Huda Pita Sari Resa Yulita Ria Tri Wulandari Riandi Rima Oktavianita Rizdki Elang Gumelar Rizki Sindi Susanti Rizmahardian Ashari Kurniawan RR. Ella Evrita Hestiandari Sahara Sahara Salmauwati Salmauwati Salvia Sholahuddin Sholahuddin Sumiati Hanjarvelianti Sunandar, Ari Surya Wahyudi Suryaningsih Suryaningsih Susana Tia Syubhan An'nur Tika Pratiwi Tuti Kurniati Tuti Kurniati Vivian Ardilah Dewi Wawan Wawan Erwandi Yummama Karmaita Zahratun Nufus Zahratun Nufus

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