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Pengaruh Model Pembelajaran Quantum dengan Bantuan Simulasi PHET Terhadap Kemampuan Berpikir Kritis Peserta Didik Siti Aminah; Aris Doyan; Hikmawati Hikmawati
Jurnal Pijar Mipa Vol. 15 No. 3 (2020): Juni
Publisher : Department of Mathematics and Science Education, Faculty of Teacher Training and Education, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (252.591 KB) | DOI: 10.29303/jpm.v15i3.1531

Abstract

Penelitian ini bertujuan untuk mengetahui efek dari model pembelajaran quantum dengan bantuan simulasi PhET terhadap kemampuan berpikir kritis peserta didik. Jenis penelitian ini adalah quasi experiment with untreated control group design with pretest and posttest. Populasi penelitian adalah semua siswa pada kelas XI MIA di MAN 2 Mataram. Teknik pengambilan sampel penelitian ini menggunakan cluster random sampling sehingga diperoleh dua kelas yaitu XI MIA 5 sebagai kelas eksperimen dan XI MIA 6 sebagai kelas kontrol. Tes menggunakan esai sebanyak 5 soal untuk keterampilan berpikir kritis. Nilai rata-rata posttest untuk keterampilan berpikir kritis di kelas eksperimen dan kelas kontrol adalah 73,81 dan 63,41. Pengujian hipotesis penelitian ini adalah MANOVA. Hasil uji MANOVA menunjukkan signifikan 0,043 sehingga H0 ditolak dan Ha diterima. Kesimpulan dari penelitian ini adalah ada pengaruh dari model pembelajaran quantum dengan berbantuan simulasi PhET terhadap kemampuan berpikir kritis peserta didik.
Analisis Tingkat Kemampuan Berpikir Kritis Dengan Model Perubahan Konseptual Ditinjau Dari Gaya Belajar Siswa Dedi Riyan Rizaldi; Muh. Makhrus; Aris Doyan
Jurnal Pendidikan Fisika dan Teknologi (JPFT) Vol 5 No 1 (2019): Januari - Juni
Publisher : Department of Physics Education, Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (610.019 KB) | DOI: 10.29303/jpft.v5i1.794

Abstract

This study aims to determine level of critical thinking ability when learning process kinetic theory of gas with conceptual change model outcome review from high school student learning style. This type of research is pre experiment with factorial design  (level 3). The research population is all grade XI IPA in SMA Negeri 7 Mataram with sampling technique using purposive sampling. Three samples were taken as experimental class which is class XI MIPA 1 taught with CCM visual style, XI IPA 2 taught by CCM auditory style, and XI IPA 3 taught with CCM kinesthetic style. The student learning style data on was taken using by questionnaire with 4 alternative options. The critical thinking ability’s data collected by using sheets of critical thinking skill based on student's answer to LKS. The result data was analyzed with descriptive statistical test and classified based on categorization level of critical thinking ability. Based on the analysis result, it can be concluded level of critical thinking ability when learning process kinetic theory of gas with conceptual change model outcome review from high school student learning style including into medium category with value of 70,87.
Perbedaan Keterampilan Generik Sains Antara Model Pembelajaran Berbasis Masalah Dengan Inkuiri Terbimbing Ditinjau Dari Kemampuan Berpikir Kritis Siswa SMA Susilawani Susilawani; Aris Doyan; Syahrial Ayub
Jurnal Pendidikan Fisika dan Teknologi (JPFT) Vol 5 No 1 (2019): Januari - Juni
Publisher : Department of Physics Education, Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (345.65 KB) | DOI: 10.29303/jpft.v5i1.887

Abstract

This study aims:1) To determine the differences in generic science skills of high school students in the problem-based learning model and guided inquiry, 2) To determine the differences in generic science skills of students who have high critical thinking skills are better than generic science skills students who have low critical thinking skills, 3) To find out the interaction between learning models with the ability to think critically about the generic skills of science of high school students. The type of research used in this study was an experiment. Sampling in this study was carried out by cluster random sampling divided into two classes, namely the first experimental class applied to problem-based learning models and the second experimental class using guided inquiry learning. From the results of this study it can be concluded that the generic science skills of students who use the guided inquiry learning model are better than the problem-based learning model, generic science skills students with high critical thinking skills are better than generic science skills students with low critical thinking skills, and there is no interaction between problem-based learning models and guided inquiry with the ability to think critically towards generic science skills of high school students.
Pengembangan Modul Ajar Pada Mata Kuliah Pendahuluan Fisika Zat Padat Untuk Meningkatkan Penguasaan Konsep Struktur Kristal Bagi Calon Guru Jannatin `Ardhuha; Aris Doyan; Susilawati Susilawati
Jurnal Pendidikan Fisika dan Teknologi (JPFT) Vol 5 No 1 (2019): Januari - Juni
Publisher : Department of Physics Education, Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (481.361 KB) | DOI: 10.29303/jpft.v5i1.951

Abstract

This study aims at developing teaching module in crystal structure that is suitable to be used at Introduction to Solid State Physics course at the Department of Physics Education, Faculty of Education, University of Mataram. This module was developed by using 4D (define, design, development and disseminate) and its writing technique used a combined compilation and information re-packing technique. Research instruments were crystal structure teaching module, reviewer evaluation sheets on the contents, displays and the language use, as well as students evaluation questionnaire. The teaching module consists of crystal lattice, crystallographic directions and planes, and simple crystal structure. Reviewers respond that the teaching module was of very good category in its contents, display and the use of language. Accordingly, a limited test of the use of this teaching module revealed that this teaching module was of very good category, which denotes that this teaching module was easily understood by students and appropriate to be used. It can be concluded that the teaching module was suitable to be used as supporting material in the Introduction to Solid State Physics course, and it is expected that the use of this teaching module may support students understanding and mastery in crystal structure among pre-service Physics teachers
Analysis of the Energy Band Gap of Tin Oxide Thin Layers as Semiconductor Base Materials in Electronic Devices Aris Doyan; Susilawati Susilawati; Lalu Muliyadi
Jurnal Penelitian Pendidikan IPA Vol. 8 No. 6 (2022): December
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v8i6.2657

Abstract

The purpose of this study is to analyze the quality of optical properties such as energy band gap of thin layer of tin oxide doped with aluminum, tin oxide doped with fluorine, tin oxide doped with indium, tin oxide doped with aluminum-fluorine, tin oxide doped with aluminum-indium, and tin oxide doped with aluminum-fluorine-indium. The thin layer was synthesized using the sol-gel spin coating method. The ratio of basic ingredients and doping used in this study was 95:5% and 85:15%. The thin layer that has been formed is then heated at a temperature of 100 and 200 0C. The results of the analysis of optical properties showed that the largest values of direct and indirect energy band gap are in a thin layer of tin oxide doped with indium at a percentage of 95:5% for a temperature of 100 0C, namely 3.62 and 3.92 eV. The lowest values of direct and indirect energy band gap are in a thin layer of tin oxide doped with aluminum-fluorine-indium at a percentage of 85:15% for a temperature of 200 0C, namely 3.36 and 3.51 eV. These results indicate that the resulting energy band gap decreases with increasing doping concentration and sintering temperature. Based on the optical properties obtained, the thin layer can be used as the basic material for semiconductors in electronic devices.
Synthesis of Barium M-Hexaferrite Using Co-precipitation Method with Zn Doping Based on Natural Iron Sand at Tebing Beach, North Lombok as Microwave Absorbent Material Susilawati; Aris Doyan; Thufail Mujaddid Al-Qoyyim; Ap’aludin; Putri Julia Maemum; Chorina Ika Ristanti; Baiq Istira Ariani
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2935

Abstract

This study aims to synthesize barium M-hexaferite using the coprecipitation method with Zn doping based on natural iron sand at the Tebing Beach of North Lombok as a microwave absorbent material. This study used 3 variations of doping concentration (x), namely x = 0.000; 0.400; and 0.800. In addition, variations in the calcination temperature were also carried out, namely 400°C and 1100°C. After the calcination stage, the sample is ground to obtain smaller or nano-sized particles. The results showed that the sample has a brick red color for a temperature of 400°C and black for a temperature of 1100°C. This shows that the higher the calcination temperature, the darker the color of the sample.