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Simple, Easy-use and Low-cost Software for Design of Single and Cascaded Microring Resonators Using Semi-numerical Method Budi Mulyanti; Lilik Hasanah; Tommi Hariyadi; Arjuni B Pantjawati; Heru Yuwono; P. Susthita Menon; Sahbudin Shaari
TELKOMNIKA (Telecommunication Computing Electronics and Control) Vol 13, No 3: September 2015
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/telkomnika.v13i3.1733

Abstract

Development of a simple, easy and low-cost software for designing of waveguide-coupled single and cascaded microring resonator (MRRs) using semi-numerical calculation based on transfer matrix method (TMM), is presented in this paper. The software uses a device model which is embedded on the high index contrast (HIC) structure of silicon-on-insulator (SOI) with monomodal cavity for TE-mode polarizations, operating around 1550 nm optical wavelength. The main aim of the software is to estimate the microring resonator performance parameters, such as free spectral range (FSR) and quality factor (Q-factor). The software is very simple and easy to use. With a standard laptop computer, it only takes few seconds to obtain transmission response, FSR and Q-factor of single MRR for varied waveguides separation distance and ring radius. The results were then verified using simulation method based on finite integration technique using 3D electromagnetic simulator, which need a high memory and processor of computer and take days to execute the simulation. We found only small discrepancy, which in averages are about 4.25% and 10.80% for FSR and Q-factor, respectively. In general, the results obtained from this software are closer to 3D electromagnetic simulation results.
Pengembangan PDEODODE-Ws yang Berorientasi Mengubah Konsepsi Siswa pada Sistem Hidrolik Dewi Yulianawati; Lilik Hasanah; Achmad Samsudin
Jurnal Pendidikan Fisika dan Sains (JPFS) Vol. 2 No. 1 (2019): Maret
Publisher : Pendidikan Fisika, FKIP, Universitas Nahdlatul Ulama Cirebon

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (325.557 KB) | DOI: 10.52188/jpfs.v2i1.63

Abstract

Pembelajaran fisika harus memfasilitasi siswa untuk berperan secara aktif dan interaktif agar terciptanya suasana untuk mengubah konsepsi siswa, salah satunya dengan menggunakan lembar kerja siswa (worksheet) yang berbasis PDEODODE. Pendekatan faktual dan konseptual menjadi dasar dalam pengembangannya. PDEODODE merupakan modifikasi strategi pembelajaran yang tahapannya meliputi Predict, Discuss, Explain, Observe, Discuss, Observe, Discuss dan Explain. Tujuan pengembangan PDEODODE-Ws adalah memfasilitasi siswa untuk mengubah konsepsi mengenai konsep dalam sistem hidrolik. PDEODODE-Ws dikembangkan dengan menggunakan model ADDIE yang terdiri dari beberapa langkah, yaitu: Analyzing, Design, Development, Implementation dan Evaluation. Penelitian ini dilakukan kepada 32 siswa kelas XI di salah satu SMA Negeri Kabupaten Kuningan. Hasil penelitian yang diperoleh bahwa PDEODODE-Ws dapat memfasilitasi siwa untuk memahami konsep fisika secara komprehensif dan memiliki potensi untuk mengungkap konsepsi siswa selama proses pembelajaran.
Pengembangan Hydraulic System Conceptual Test (HySCT) Berformat Three Tier Test Dewi Yulianawati; Lilik Hasanah; Achmad Samsudin
Jurnal Pendidikan Fisika dan Sains (JPFS) Vol. 2 No. 2 (2019): September
Publisher : Pendidikan Fisika, FKIP, Universitas Nahdlatul Ulama Cirebon

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (253.073 KB) | DOI: 10.52188/jpfs.v2i2.73

Abstract

Konsepsi siswa pada sistem hidrolik merupakan hal penting dalam memahami konsep fluida statis secara komprehensif. Berdasarkan hal tersebut, perlu adanya suatu tahapan untuk mengungkap konsepsi siswa. Penelitian ini bertujuan untuk mengembangkan instrumen tes diagnostik Hydraulic System Conceptual Test (HySCT) dalam bentuk theree tier. Metode penelitian yang digunakan yaitu 4D, terdiri dari beberapa langkah, meliputi: Defining, Designing, Developing, dan Disseminating. HySCT diujikan pada 32 siswa kelas XI di salah satu SMA Negeri Kabupaten Kuningan. Hasil penelitian ini menunjukkan bahwa HySCT yang berformat three tier dapat mendiagnosis level konsepsi siswa pada sistem hidrolik dengan kategori understanding, partial understanding, misconception, no understanding, dan uncode.
Penggunaan Model Problem Based Learning Berbantuan Media Kit Eksperimen Inkuiri Terhadap Peningkatan Penguasaan Konsep Siswa Kelas XI SMK Pada Materi Fluida Statis Sudirman Sudirman; Johar Maknun; Lilik Hasanah
JIPF (Jurnal Ilmu Pendidikan Fisika) Vol 2, No 2 (2017): September 2017
Publisher : STKIP Singkawang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (325.263 KB) | DOI: 10.26737/jipf.v2i2.232

Abstract

Tujuan penelitia ini adalah untuk memperoleh gambaran penggunaan model probelem based learning untuk meningkatkan peguasaan konsep siswa SMK kelas XI pada materi fluida statis serta untuk memperoleh gambaran tanggapan siswa terhadap model problem based learning.  Metode penelitian yang digunakan adalah eksperimen semu dengan desain “pretest-posttest control group design” yang dilaksanakan di kelas XI pada salah satu SMK di kabupaten Sambas untuk tahun pelajaran 2011/2012. Pengumpulan data dilakukan dengan menggunakan tes awal dan tes akhir untuk pengguasaan konsep siswa serta angket untuk mengetahui tanggapan siswa terhadap model problem based learning. Berdasarkan hasil analisis data diperoleh rata-rata N-gain penguasaan konsep siswa 0,33 untuk kelas eksperimen dan 0,206 untuk kelas kontrol. Hasil uji hipotesis menggunakan uji t dua sampel independen dengan SPSS 16 menunjukkan bahwa peningkatan penguasaan konsep siswa yang mengikuti pembelajaran dengan model problem based learning berbantuan media eksperimen inkuiri lebih tinggi dibandingkan  siswa yang mengikuti pembelajaran dengan problem based learning dengan metode praktikum bebas. Disimpulkan bahwa pembelajaran dengan pendekatan problem based learning dengan eksperimen inkuiri secara signifikan dapat lebih meningkatkan penguasaan konsep dan siswa dibandingkan dengan pembelajaran problem based learning dengan praktikum bebas.
Rasch Analysis of Creative Thinking Skill on Optical Instrument (CTSOI) 11th Grade Students Sundanese Tribe: a Case Study Ghina Aghnia Nur Assyifaa; Eis Nurzakiyah; Lilik Hasanah; Hera Novia
Radiasi : Jurnal Berkala Pendidikan Fisika Vol. 14 No. 1 (2021)
Publisher : Universitas Muhammadiyah Purworejo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37729/radiasi.v14i1.1080

Abstract

This study aims to determine the creative thinking skills at optic instruments of Sundanese tribe, 11th-grade students. This research is a case study research conducted at a high school in Majalengka district, West Java. Totaling 32 students consisting of 12 male students, namely “Aa”, 20 female students, namely “Teteh”, and 18 Sundanese, the rest are immigrants. The instrument used is the Test for Creative Thinking-optical instrument (TCT-OI) which has existed validated by experts. The data found were investigated with Rasch Analysis Model (RAM). Based on the results of the analysis using the Rasch Analysis, it was found that the creative thinking ability of students stayed static low can be shown by the value of Person reliability which is 0.21 included in the weak category. There are variances in the level of creative thinking skills of students from the Sundanese and non-Sundanese tribes. As a result, it is necessary to develop creative thinking skill on the optical instrument, 11th grade students Sundanese tribe
PROFIL KEMAMPUAN BERPIKIR KRITIS DAN PENINGKATAN PRESTASI BELAJAR SISWA SMA MELALUI PENERAPAN STRATEGIPROBLEM SOLVING DENGAN READING INFUSION Herni Yuniarti Suhendi; Tri Lunggari D. C; Setiya Utari; Lilik Hasanah
Gravity : Jurnal Ilmiah Penelitian dan Pembelajaran Fisika Vol 4, No 1 (2018)
Publisher : Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (166.652 KB) | DOI: 10.30870/gravity.v4i1.3120

Abstract

UJI KETERPAHAMAN DAN KELAYAKAN BAHAN AJAR IPA TERPADU Nurul Ashri; Lilik Hasanah
EDUSAINS VOL 8, NO 2 (2016): EDUSAINS
Publisher : Faculty of Education and Teacher Training, UIN (State Islamic University) Syarif Hidayatul

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (382.904 KB) | DOI: 10.15408/es.v8i2.1818

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Abstract This study aimed to develop the teaching material for integrated natural science learning in junior high school using 4 steps teaching material development (4STMD) method. There were four steps that should be conducted comprised of selection, structuring, characterization, and didactic reduction. The method used in this study was Research and Development (R&D), so that understanding test was conducted more then once, which are before and after didactic reduction step. The first understanding test result in the average of percentage that are 53,7% and 53,8%. After didactic reduction, the second understanding test result in the average of percentage that is 65,8%. The next test was the feasability test of the teaching material that result in the average of percentage 76,9%, which is in the very good category. Keywords: teaching material; understanding; feasibility Abstrak Penelitian ini bertujuan untuk mengembangkan bahan ajar untuk pembelajaran IPA terpadu di SMP menggunakan metode 4 Steps Teaching Material Development (4STMD). Ada empat tahapan yang harus dilakukan pada metode pengembangan bahan ajar tersebut yaitu seleksi, strukturisasi, karakterisasi dan reduksi didaktik. Metode penelitian yang digunakan yaitu Research and Development (R&D), sehingga pengujian keterpahaman dilakukan lebih dari satu kali yaitu sebelum dan sesudah dilakukannya tahapan reduksi didaktik. Uji keterpahapaman tahap pertama menghasilkan nilai rerata persentasi 53,7% dan 53,8%. Setelah reduksi didaktik, dilakukan uji keterpahaman kedua yang menghasilkan rerata persentasi 65,8%. Uji selanjutnya merupakan uji kelayakan bahan ajar yang menghasilkan rerata persentasi 76,9% yang berada pada kategori sangat baik. Kata Kunci: bahan ajar; keterpahaman; kelayakan  Permalink/DOI: http://dx.doi.org/10.15408/es.v8i2.1818  
Sistem Monitoring Online Kualitas Air Akuakultur untuk Tambak Udang Menggunakan Aplikasi Berbasis Android Priyani Kusrini; Goib Wiranto; Iqbal Syamsu; Lilik Hasanah
Jurnal Elektronika dan Telekomunikasi Vol 16, No 2 (2016)
Publisher : LIPI Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14203/jet.v16.25-32

Abstract

Pemantauan kualitas air di tambak udang yang efektif sangat dibutuhkan agar produksi udang meningkat. Oleh karena itu, pada penelitian ini telah dibuat aplikasi sistem online monitoring kualitas air tambak udang berbasis android. Pengambilan data parameter sensor dilakukan di kampus LIPI menggunakan stasiun sensor yang datanya ditransmisikan ke data logger untuk selanjutnya dikirimkan ke website. Data yang diperoleh dari website berupa data php (Hyper Text Preprocessor) dan kemudian diubah menjadi data JSON (Java Script Object Notation). Parsing data dilakukan dengan menggunakan fungsi json_encode untuk membuat string JSON dari objek dan array sehingga data dapat dibaca di Android Studio. Aplikasi ini sangat mudah dioperasikan dan sangat efisien.
ANALISA SUDUT PERSIMPANGAN DAN INDEKS BIAS PADA MACH ZEHNDER INTERFEROMETER OPTIK DENGAN MENGGUNAKAN PROGRAM ELEKTROMAGNETIK CST Nurul Huda; Dadin Mahmudin; Lilik Hasanah; Yusuf Nur Wijayanto
PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) Vol 4 (2015): PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) SNF2015
Publisher : Program Studi Pendidikan Fisika dan Program Studi Fisika Universitas Negeri Jakarta, LPPM Universitas Negeri Jakarta, HFI Jakarta, HFI

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (361.628 KB)

Abstract

In the research has been done the design of a component environment sensor based waveguide Mach Zehnder Interferometer (MZI). The material used is a polymer type polymide loss free, which varied with SiO2. The design is done by sketching and simulate the structure of MZI in the program Computer Simulation Technology (CST) by varying the analyte in the waveguide so that there will be changes in the refractive index which causes a wavelength shift at Mach Zehnder interferometer output by varying the angle 80 and 100 so as to be detectable change in the refractive index of 1.01;1.1 and 1.2 with a fixed length sensing arm 4 μm. Keywords : CST , Mach Zehnder interferometer , refractive index , waveguide .
Simulation of Carbon Nanotube on-tube Metal-Semiconductor Heterojunction Electronic Properties Satria Zulkarnaen Bisri; Lilik Hasanah; Adi Bagus Suryamas; Sukirno Sukirno
Indonesian Journal of Physics Vol 17 No 1 (2006): Vol. 17 No. 1, January 2006
Publisher : Institut Teknologi Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1040.255 KB)

Abstract

It has been modeled a carbon nanotubes (CNT)-based electronic device, which is a metal-semiconductor heterojunction that purely constructed from finite length of two different carbon nanotubes. It is possible since CNT possesses uniqueness in its electronic properties that it could be metallic material or semiconductor material, depends on its chirality. The modeled device is constructed from two CNTs, which possess difference in their chirality that also make differences in their electronic properties, and connected coaxially. It has been selected CNT (10,10) as metallic CNT and pyridine-like-N-doped CNT (17,0) as semiconductor CNT in order to minimize the tapering zone between them where they are connected coaxially. It has been calculated the charge distribution as well as the potential profile of the heterojunction. The calculation was done by using self-consistent method between those two parameters, in order to solve non-homogeneous Poisson’s equation. It was performed with the aid of universal density of states for CNT to calculate its charge distribution. The electron tunneling transmission coefficient, for low energy region, also has been calculated by using Wentzel-Kramer-Brillouin (WKB) approximation. From the calculation results, it is obtained that the charge distribution as well as the potential profile of this device is doping fraction dependent. It is also inferred that the WKB method is fail to be used to calculate whole of the electron tunneling coefficient in this system. It is expected that further calculation for electron tunneling coefficient in higher energy region as well as current-voltage characteristic of this system will become an interesting issue for this carbon nanotube based electronic device.
Co-Authors Aay Susilawati Achmad Samsudin Adi Bagus Suryamas Ahmad Aminudin Ajuni B. Pantjawati Almadaniy, Hanif Alta Ridho Anugrah Andhy Setiawan Andrivo Rusydi Apri Wiyono Arjuni B Pantjawati Ayub Subandi Brian Yuliarto Budi Mulyanti Cecep Kusmana Chandra Wulandari Dadin Mahmudin Deni K. Jamil Dewi Yulianawati Dewi Yulianawati Diana Rochintaniawati E. Suhendi Edy Junaidi Eis Nurzakiyah Eka Pawinanto, Roer Endi Suhendi Endi Suhendi Euis Sustini Fauzan, Jahril Nur Ghina Aghnia Nur Assyifaa Goib Wiranto Goib Wiranto Goib Wiranto, Goib Hera Novia Herni Yuniarti Suhendi Heru Yuwono Ida Hamidah Ida Hamidah Ida Kaniawati Indra Irawan Iqbal Syamsu Iqbal Syamsu Ismu Wahyudi Iwan Kustiawan Jumril Yunas Jumril Yunas, Jumril Kapıcı, Hasan Özgür Khairurrijal Khairurrijal Kusrini, Priyani Lee, Chang-Wook Luqmanul Hakim Maknun, Johar Maman Budiman Markus Diantoro Mikrajuddin Abdullah Mimin Iryanti Muhammad Zakaria Nada Sadidah Naftalia Trivenia Simbolon Nurjannah Nurjannah Nurul Ashri Nurul Huda Nuryani Rustaman P. Susthita Menon Pamungkas, Rahadian Sri Pangestu, M. Assadillah Priyani Kusrini Rahadian Sri Pamungkas Rahmondia N. Setiadi Rama, Gusti Ramayanti, Suci Ramdhani Ramdhani Ramdhania, Lathifa Nur Rifqi Md Zain, Ahmad Roer Eka Pawinanto, Roer Eka Roslina Roslina, Roslina Sahari, Siti Kudnie Sahbudin Shaari Satria Zulkarnaen Bisri Setiya Utari Setyo Nugroho, Harbi Siti Kudnie Sahari Sudirman Sudirman Sugandi, Gandi Sukirno Sukirno Sukirno Sukirno Susilawati, Aay Tommi Hariyadi, Tommi Toto Winata Tri Lunggari D. C Wahyu Sasongko Putro Waslaluddin MT Widyaningrum Indrasari Winny Liliawati Wulandari, Chandra Yuski Maolid Rizki Faozan Yusuf Nur Wijayanto Yuyu Rachmat Tayubi Zain, Ahmad Zulkarnain