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Analisis Numerik Aliran Udara pada Rongga Hidung akibat Penyakit Sinusitis menggunakan Metode Volume Hingga Arif Fatahillah; Mochammad Ulin Nuha; Susi Setiawani
Limits: Journal of Mathematics and Its Applications Vol. 19 No. 2 (2022): Limits: Journal of Mathematics and Its Applications Volume 19 Nomor 2 Edisi No
Publisher : Pusat Publikasi Ilmiah LPPM Institut Teknologi Sepuluh Nopember

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Abstract

Penelitian ini bertujuan untuk menganalisis aliran udara pada rongga hidung akibat penyakit sinusitis. Penyakit sinusitis adalah peradangan yang terjadi pada dinding sinus disebabkan oleh gaya hidup yang tidak sehat. Dampak sinusitis secara umum adalah gangguan sistem pernafasan akibat adanya penumpukan cairan pada rongga hidung. Akibat dari penumpukan cairan tersebut menyebabkan pembengkakan pada lapisan konka hidung yang terhubung langsung dengan organ sinus. Munculnya pemodelan matematika sebagai sebagai ilmu baru merupakan salah satu alternatif pemecahan masalah ini. Pemodelan matematika bertujuan untuk memperoleh formula yang menggambarkan keadaan aliran udara di rongga hidung sesuai dengan kondisi sebenarnya. Pemodelan matematika yang digunakan adalah menggunakan metode volume hingga. Metode volume hingga digunakan untuk menganalisis benda yang tidak terstruktur seperti aliran udara. Pada penelitian ini menggunakan bantuan software Matlab dan Fluent. Matlab digunakan untuk menampilkan menghitung numerik dan grafik hasil yang terjadi, sedangkan Fluent digunakan untuk memvisualisasikan keadaan yang terjadi. Hasil dari penelitian ini adalah untuk mengetahui aliran udara yang terjadi pada rongga hidung akibat penyakit sinusitis, semakin besar ketebalan penumpukan lendir pada dinding sinus maka kecepatan aliran udara yang dihasilkan semakin cepat. Hasil perhitungan menggunakan metode volume hingga didapatkan tingkat kesalahan kurang dari 0,001.
Development of interactive learning media assisted by scratch to enhance understanding of rectangle and square concepts Lioni Anka Monalisa; Arika Indah Kristiana; Arif Fatahillah; Edy Wihardjo; Valydhifa Ailly Aulia; Saddam Hussen; Oluwanife Segun Falebita
Research and Development in Education (RaDEn) Vol. 5 No. 1 (2025): July
Publisher : Universitas Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/raden.v5i1.40008

Abstract

The rapid development of technology sparks an increase in educational innovations, one of which is the use of interactive learning media. Interactive learning media is a tool to gradually improves the delivery of mathematics learning materials. This study aims to develop Scratch-assisted interactive learning media to improve students’ conceptual understanding of two-dimensional figures, especially rectangles and squares. This research employed Research and Development (R&D) model proposed by Thiagarajan. Data analysis in this study included analysis of validity, practicality, and effectiveness. A total average of 3.66 for media and 3.7 for test questions was assigned by the three validators, providing strong evidence for media validity. Likewise, strong practicality was evident as indicated by an average score of 87.89% from 28 students. Finally, the analysis marked N – Gain effectiveness of 66% for test results from 28 students, which corroborated that the media is effective. The results of analysis corroborated that interactive learning media assisted by scratch have proven valid, effective, practical, and demonstrate the potential to enhance students' understanding of rectangle and square concept.
The development of electronic worksheets for students using Live worksheets and GeoGebra to enhance students’ digital literacy Lioni Anka Monalisa; Arika Indah Kristiana; Arif Fatahillah; Saddam Hussen; Laila Nurul Fatimah
JINoP (Jurnal Inovasi Pembelajaran) Vol. 10 No. 2 (2024): November
Publisher : University of Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/jinop.v10i2.33688

Abstract

Educational digitalization is characterized by technology-assisted media, leading to improved students’ digital literacy. One of these media is the electronic worksheet for students. An initial observation revealed that learning activities at Public Islamic Senior High School (MAN) in Bondowoso still operationalized conventional books as the sole media. This study aimed to develop electronic worksheets for students using valid, effective, and practical Geogebra-assisted live worksheets, guided by the 4-D model designed by Thiagarajan. This model consisted of four stages, i.e., define, design, develop, and disseminate. Data were collected through observation, tests, and questionnaires. Test questions were used to determine the level of effectiveness, and questionnaires were used for validity and practicality tests. The results revealed very high validity. The effectiveness analysis exhibited an N-Gain percentage of 76%, signifying a satisfactory effectiveness rate. The practicality analysis marked 86.20%, which is classified into a good category. The analysis results corroborated that electronic worksheets for students have proven valid, effective, and practical, demonstrating the potential to improve students' digital literacy.
Co-Authors Adelia Putri Liowardani Ahmad Syaiful Rizal, Ahmad Syaiful Aiyunin, Qurrota Amirullah, Iqbal Antonius Cahya Prihandoko Arif Wicaksono Arif Wicaksono Arika Indah Kristiana Arika Indah Kristiana Arika Indah Kristiana Arnasyitha Yulianti Soelistya Ayu Lestari,, Lisa Azza Liarista Anggraini Brahmanto, Juanda D. Dafik Dafik Devi Permatasari Didin Trisnani, Didin Dinawati Trapsilasiwi Diona Amelia, Diona Dody Dwi Aprianto Edy Wihardjo Elsa Yuli Kurniawati Ervin Eka Riastutik, Ervin Eka Excelsa Suli Wildhatul Jannah Faruq, Fathulloh Fatoni, Muhamad Faizal Fauziyah, Faridah Flavia Aurelia Hidajat, Flavia Aurelia Girlda Elynikie B, Girlda Elynikie Hidayatullah, Arfan Hobri Irsalina Dwi Puspitasari Isni Qothrunnada Joni Susanto, Joni Kamalia Fikri Kusumaningtyas, Nastiti Laila Nurul Fatimah Latifah, Izza Wardatul Lestari, Harin Tripuji Lioni Anka Monalisa Lioni Anka Monalisa Lioni Anka Monalisa Lioni Anka Monalisa, Lioni Anka Liowardani, Adelia Putri Lusia Dewi Minarti Lusia Dewi Minarti Madinda, Diah Putri Maharani, Dewi Masyhudi, Muhammad Ali Maulida Istiqomah Maulina Syamsu Widyaharti, Maulina Syamsu Maya Margaretha, Puspita Millatuz Zahroh, Millatuz Moch. Avel Romanza P, Moch. Avel Romanza Mochammad Ulin Nuha Mochammad Ulin Nuha Mohammad Fadli Rahman Nafisa Afwa Sania Nisa, Choirotun Niswatul Imsiyah Nisyak, Robiatun Novian Nur Fatihah Nur Alfiyantiningsih Nurcholif Diah Sri Lestari Oluwanife Segun Falebita Permatasari, Putri Ayu Pradista, Vyke Triawilly Prisma Brilliana Priyanti, Nanda Rahma Purwati, Ratna Puspitasari, Irsalina Dwi Putra, Andhi Septian Hadi Putri, Chika Ramadhanty Twine Ayu Q Qoriatul R. Azmil Musthafa, R. Azmil Rafiantika Megahnia Prihandini Randi Pratama Murtikusuma Randi Pratama Murtikusuma Ridho Alfarisi Ridho Alfarisi, Ridho Robiatul Adawiyah S Slamin S Suharto S Sunardi S Susanto Saddam Hussen Saddam Hussen Saddam Hussen Saddam Hussen Safira Izza Ghafrina Safira Izza Ghafrina Safitri, Fihrin Luqiyya Septiyan Roby Pratama, Septiyan Roby Setiawan, Renal Heldi Setiawan, Susi Setiawan, Toto’ Bara Setyowati, Henny sholihin, akhmad Siska Aprilia Hardiyanti Siska Binastuti Slamet Hariyadi Soleh Chudin Sufirman Sufirman Suharto Suharto Susanto Susanto Susi Setiawani Susi Setiawani Swasono Rahardjo Theriq Azis Al Husein Titik Sugiarti Titin Kartini Toto Bara Setiawan Trapsilasiswi, Dinawati Umi Azizah Anwar Vahad Agil Liyandri Valydhifa Ailly Aulia Viantasari, Erwinda Vutikatul Nur Rohmah Wati, Yuli Fajar WIHARDJO, EDY Wiharjo, Edy Yafi, M. Ali Yuli Kurniawati, Elsa Zainul Arifin