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Journal : Jurnal Teknik Sipil

Experimental Study on the Effect of Aggregate Content on the Compressive Strength of Fly Ash-based Geopolymer Concrete Z, Yosafat; Herwani, Herwani; Faisal, Faisal
Jurnal Teknik Sipil Vol 25, No 3 (2025): Vol 25, No 3 (2025): JURNAL TEKNIK SIPIL EDISI AGUSTUS 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i3.89866

Abstract

The production process of Portland cement causes air pollution by releasing carbon dioxide into the air, contributing to the greenhouse effect. In an effort to reduce cement usage, researchers are seeking more environmentally friendly materials, such as fly ash a byproduct of coal combustion as an alternative to cement. In this study, fly ash is used to replace cement in geopolymer concrete. The method used in this research is the experimental method, involving the creation of test specimens to examine physical and mechanical properties, including material analysis, specimen preparation, curing, compressive strength testing, split tensile strength, and modulus of elasticity. The study results show that the average bulk density ranges from 2,206.949 kg/m ³ to 2,313.052 kg/m ³, the average compressive strength ranges from 8.913 MPa to 15.915 MPa, the average split tensile strength ranges from 0.943 MPa to 1.368 MPa, and the average modulus of elasticity ranges from 2,186.062 MPa to 3,644.775 MPa. The best variation was found in geopolymer concrete with 60% fine aggregate content, achieving an average compressive strength of 15.915 MPa at 28 days. The study concludes that fly ash has strong potential to replace cement as the main component in concrete.
Experimental Study on the Effect of Heating Duration on Compressive Strength of Fly Ash-Based Geopolymer Concrete from Bengkayang Power Plant Mahazir, Muhamad; Herwani, Herwani; Faisal, Faisal
Jurnal Teknik Sipil Vol 25, No 1 (2025): Vol 25, No 1 (2025): JURNAL TEKNIK SIPIL EDISI FEBRUARI 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i1.88386

Abstract

Geopolymer concrete is an innovative construction material developed as an alternative to Portland cement. First introduced by Davidovits in 1978, geopolymer exhibits a chemical composition similar to zeolite but with an amorphous microstructure. One of its most significant advantages is its ability to reduce carbon dioxide emissions by approximately 80% compared to conventional concrete, making it a promising solution for mitigating the environmental impact of the cement industry. This study explores the utilization of coal-fired power plant waste to develop geopolymer concrete with varying heating durations, aiming to create a more environmentally friendly alternative that reduces pollution and lowers COâ‚‚ emissions from cement production. The experimental process involved producing test specimens using fly ash, NaOH, Naâ‚‚SiO₃, fine aggregates, and coarse aggregates, followed by mechanical property evaluations, including compressive strength, splitting tensile strength, and elastic modulus tests. The results demonstrated an average density ranging from 2,238.780 kg/m ³ to 2,323.662 kg/m ³, an average 28-day compressive strength between 15.279 MPa and 16.977 MPa, an average splitting tensile strength ranging from 1.320 MPa to 1.627 MPa, and an average elastic modulus (Chord Modulus method) between 2,838.251 MPa and 3,631.342 MPa. The optimal heating duration was identified as 24 hours, producing the highest 28-day compressive strength of 16.977 MPa. These findings confirm that fly ash is a viable substitute for cement in construction applications, offering a sustainable and eco-friendly alternative to traditional concrete.
Impact of Activator Ratio on Fly Ash-Based Geopolymer Concrete Ramadhany, Ajmal; Herwani, Herwani; Faisal, Faisal
Jurnal Teknik Sipil Vol 25, No 1 (2025): Vol 25, No 1 (2025): JURNAL TEKNIK SIPIL EDISI FEBRUARI 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i1.88511

Abstract

Geopolymer concrete is made by activating raw materials high in silica and alumina using alkaline activators. This material substitutes conventional Portland cement concrete by incorporating industrial waste materials like fly ash or metakaolin, which are recognized for reduced carbon emissions and superior chemical resistance. This study experimentally investigates the effect of the activator ratio (NaOH/Na₂SiO₃) on the alkali-silica reaction and the mechanical properties of geopolymer concrete made from fly ash, aiming to optimize the performance of this sustainable construction material. The experiment assesses various parameters, such as slump, volume weight, compressive strength, splitting tensile strength, and elastic modulus, using a constant 10M molar concentration for the activator solution with activator ratios of 1/2, 1/3, 1/4, and 1/5. The specimens used for the tests were cylindrical, measuring 10 cm x 20 cm for compressive strength tests and 15 cm x 30 cm for tests on split tensile strength and elastic modulus. Compressive strength was tested at 7, 14, and 28 days, while split tensile strength and elastic modulus were tested at 28 days. Results announced that increasing the Na₂SiO₃ concentration in the activator solution significantly affected the properties of geopolymer concrete. The optimal NaOH/Na₂SiO₃ ratio was found to be 1/5.
Experimental Study of The Effect of Activator Molarity on The Compressive Strength of Fly Ash-Based Geopolymer Concrete from Bengkayang Regency Power Plant Faraid, Luthi Armey; Herwani, Herwani; Faisal, Faisal; Parabi, Ashraf Dhowian
Jurnal Teknik Sipil Vol 24, No 4 (2024): Vol 24, No 4 (2024): JURNAL TEKNIK SIPIL EDISI NOVEMBER 2024
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v24i4.88329

Abstract

Geopolymer concrete is a form of concrete where Portland cement is substituted with alternative materials like fly ash, rice husk ash, and other silica- and aluminum-rich sources as binders. The research employed an experimental method by preparing geopolymer concrete test specimens using fly ash, NaOH solution, Naâ‚‚SiO₃, fine aggregate, and coarse aggregate. Tests conducted included physical properties (slump test and unit weight) and mechanical properties (compressive strength, split tensile strength, and modulus of elasticity). The results showed a slump range of 130"“190 mm, an average unit weight between 2249.39 kg/m ³ and 2336.39 kg/m ³, a 28-day average compressive strength between 12.32 MPa and 15.92 MPa, an average split tensile strength between 1.46 MPa and 1.56 MPa, and an average modulus of elasticity (Chord Modulus) between 3011.67 MPa and 3881.8 MPa. The optimal variation was achieved with an NaOH solution concentration of 10 M, resulting in a slump of 160 mm, a 28-day average compressive strength of 15.92 MPa, an average split tensile strength of 1.56 MPa, and an average modulus of elasticity (Chord Modulus) of 3881.48 MPa. Therefore, fly ash-based geopolymer concrete demonstrates potential as a viable substitute for cement as a binder material.
Effect of Curing Temperature on Mechanical Properties of Fly Ash-Based Geopolymer Concrete from Bengkayang Power Plant Syavanka, Lucky Nur; Herwani, Herwani; Faisal, Faisal
Jurnal Teknik Sipil Vol 25, No 1 (2025): Vol 25, No 1 (2025): JURNAL TEKNIK SIPIL EDISI FEBRUARI 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i1.88504

Abstract

The production of portland cement generates carbon dioxide emissions, which contribute to environmental degradation. To address this issue, researchers have explored the use of coal waste, such as fly ash, as a partial replacement for cement. This research investigates the potential of fly ash as a substitute in the production of geopolymer concrete. The research follows an experimental approach involving the fabrication of test specimens to evaluate the concrete's mechanical properties. The process encompasses material analysis, specimen preparation, curing, and testing for volume weight, compressive strength, split tensile strength, and elasticity modulus. The findings reveal that the volume weight values range between 2.260,000 kg/m ³ and 2.336,395 kg/m ³, while compressive strength varies from 10,152 MPa to 16,994 MPa. Additionally, the split tensile strength falls within 1,415 MPa to 1,556 MPa, and the elasticity modulus spans from 2.727,352 MPa to 3.325,204 MPa. The results emphasize the significant influence of temperature variations on the mechanical performance of geopolymer concrete, with 60 °C identified as the optimal curing temperature for achieving the highest compressive strength, split tensile strength, and elasticity modulus.
Design of Reinforced Concrete Structure of 6-story Ayani Square Office Shop Building with Intermediate Moment Resisting Frame System Hakika, Ifkhyna Khaula; Elvira, Elvira; Yusuf, Muhammad; Faisal, Faisal
Jurnal Teknik Sipil Vol 24, No 3 (2024): Vol 24, No 3 (2024): JURNAL TEKNIK SIPIL EDISI AGUSTUS 2024
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v24i3.82742

Abstract

Buildings should be designed for strength and longevity, considering various loads like live, dead, and wind. In Kalimantan Barat, particularly Pontianak City, mild to moderate earthquakes are common, making it crucial to follow SNI 1726-2019 regulations for earthquake-resistant design. This includes using a Moment Resisting Frame system that allows the structure to absorb lateral forces and prevent sudden collapse. The chosen system reflects the building's function and soil data, ensuring it meets safety and practicality standards. For the Ayani Square Building, intermediate Moment Resisting Frames with seismic design category C were employed. The structure must adhere to SNI 1726-2019 for safety, with reinforcement designed per SNI 2847-2019 to enhance robustness. Spun piles are used in the foundation to provide stability and load-bearing capacity, effectively reducing seismic impact in moderate hazard zones.Keywords: Structural Analysis, Reinforced Concrete Structures, Intermediate Moment Resisting Frame Systems, and Seismic Design Category C
Investigation Study of Additional Water's Effect on Ash-Based Geopolymer Concrete Fitrahaldi, Naufal; Herwani, Herwani; Faisal, Faisal
Jurnal Teknik Sipil Vol 25, No 1 (2025): Vol 25, No 1 (2025): JURNAL TEKNIK SIPIL EDISI FEBRUARI 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i1.88404

Abstract

Geopolymer concrete is a form of concrete where the traditional Portland cement binder is substituted with alternative materials rich in silica and aluminum. Cement production involves a high-temperature combustion process, reaching 1.500 °C, which produces large amounts of carbon dioxide (COâ‚‚) emissions, roughly equivalent to the amount of cement produced. Due to the significant environmental impact of traditional cement production, there has been a growing emphasis on developing geopolymer concrete that uses fly ash as an alternative binder in concrete mixtures. This study adopts an experimental approach to fabricate geopolymer concrete specimens incorporating fly ash. The study involves testing to assess both the physical and mechanical properties. The findings indicated a slump range of 16-28 cm, an average density ranging from 2.274,501 Kg/m ³ to 2.322,177 Kg/m ³, a 28-day compressive strength between 11,247 MPa and 15,915 MPa, split tensile strength varying from 1,179 MPa to 1,721 MPa, and elasticity modulus between 2.003,573 MPa and 3.417,811 MPa. The optimal variation was achieved by adding 0% water. Thus, geopolymer concrete incorporating fly ash holds considerable promise as an environmentally sustainable substitute for traditional cement-based binders.
Effect of Activator Age on Fly Ash-Based Geopolymer Concrete Hutajulu, Jacob Hasiholan; Faisal, Faisal; Herwani, Herwani; Parabi, Ashraf Dhowian
Jurnal Teknik Sipil Vol 25, No 1 (2025): Vol 25, No 1 (2025): JURNAL TEKNIK SIPIL EDISI FEBRUARI 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i1.88409

Abstract

Geopolymer concrete is a sustainable alternative that replaces Portland Cement (PC) with fly ash. This research aims to analyze the mechanical properties of geopolymer concrete with variations in NaOH solution aging. An experimental method was applied through a series of tests, including slump, compressive strength, split tensile strength, and modulus of elasticity. The results indicate that the slump value ranges from 9,5 cm to 15,5 cm. The bulk density of geopolymer concrete varies between 2.313,052 Kg/m ³ and 2.387,324 Kg/m ³. The maximum compressive strength at 28 days was achieved after a 24-hour NaOH curing period, reaching 15,915 MPa, whereas the minimum strength of 10,186 MPa was observed with no curing time. The highest split tensile strength was observed at 24 hours (1,556 MPa), whereas the lowest occurred at 0 hours (1,085 MPa). Using the Chord Modulus method, the modulus of elasticity reached its highest value at 24 hours (3.625,261 MPa) and its lowest at 48 hours (2.152,499 MPa). Thus, this research concludes that a 24-hour NaOH curing period results in geopolymer concrete with optimal compressive strength and mechanical properties.
Co-Authors 'Azizah, Farkhah , Waliyul Maulana Siregar - Martutik A Halim A Sakir, A Sakir A. Gani , Iskandar A. Sakir, A. A. Yuniarti A.Gani, Fauzi Abd Syakur Abdul Haliq, Abdul Abdul Karim Abdul Majid Abdul Muntaqim Al Anshory Abdul Qodir Zaelani Abdul Rahman Abdullah Abdullah Abdurrahman Syamsari, Ubaidah Abdurrohman, Firman Muhammad Abil Mansyur, Abil Abna, Fabio Bintang Azriel Abqorina, Abqorina Absa, Munzir Achmad, Zulkifli Aco, Jumadin Ade Yamin, Ade Adi Setiawan Aditya Dyah Puspitasari Aditya Putra, Rizki Adnan Adnan AHMAD AFNAN ANSHORI, AHMAD AFNAN Ahmad Dimyati Ahmad Fikri Ahmad Haris AHMAD JUNAEDI Ahmad Syarifuddin Ahmad, Imran Aida Imtihana Ainaya, Ainaya Aji Pratama, Muhammad Reza Akhmad Yusuf Akib , Faisal Akmal Hamsa Akmir Akmir Al Jauhari, Shofwan Al Mubarok, Akhmad Zidni Al Shofura, Nadya Raisa Al-Fariq Azhar, Muhammad Ala, Bob Alam, Muhammad Syahrul Alamsyah, Kamal - Alawiyah, Desi Aldi, Aldi Aldina, Devana Rahma Aldina, Fauzi Alfath Khoir Nst Alfatonah, Indah Nur Aziza Ali Imran Aljauhari, Shofwan Alkadry, Ilhamuddin ALTIM, MUHAMMAD ZAINAL Amalia, Nur Pitri Ambar Pujiyatno Ambarita, Doddy Feliks P Ambarita, Dody F. Pandimun Ambarita, Dody F.Pandimun Ambarita, Dody Feliks Pandimun Amelia, Ami Amelia, Wirda Amin Muhammad, Amin Amin, Haris Al Aminuyati Amirudin Umasangaji Amri Amri Amrullah, Kammal Nizam Ana Susanti Anak Agung Istri Sri Wiadnyani Ananda, Citra Ananda, Muhammad Rizky Andhryani Hasibuan, Saskia Andi Fatimah Yunus Andi Fatmawati Andi Nurwana Andi Suarda Andika, Putra Dwi Andri Yanto Andrian, Sri Anggraini, Nur Laila Anhar Firdaus, Anhar Anita Anita Anjarani, Shelia Anshari Anshari, Anshari Anto, Ambo Antono, Mixghan Norman Apiek Gandamana Apriliani, Salwa Nur Arbiansyah , Muhammad Nabil Arianti, Leny Ardini Arief Budiono Arif Rahman Arif Wijaya Arif, Alya Hanifah Arifah Novia Arifin, Arifah Novia Arifin Arifin Arisal, Arisal Arman, Rachma Al Adawiyah Arsad Bahri Arsad, Jamal Hi Arsanti, Peggi Yunda Arshita W, Baiq Ami Arum Valenthia, Tirta Aryanto Aryanto Asep Indra Syahyadi Asep Suhendi Asia, Siti Nur Asifa Asri Aslan Abidin, Aslan Asmawati Asmawati Asmuni Asmuni Asnawi Abdullah Asnil Aidah Ritonga Asnita, Dessy Asriani Asriani, Asriani Assa'addah, Habibah Astati, Astati Atmowidjoyo, Sutardjo Aulia Syarif Aziz Aulia, Dita Aulia, Rania Farah Aulia, Risca Aulia, Syarifah Auliana, Eri Ayni, Nurul AYU NUR SHAWMI, AYU NUR Ayu Sutrisna, Annisya Azhar Azhar Azhar, Raisul Azhari, Anisa Nur Aziez, Feisal Azizah, Alfiyah Nur Azizah, Nailil Wafiq Azka, Muizuddin Baan, Haryanto Badria, Shoimatul Umi Baharman Baharman, Baharman Bahrudin, Moh. Bakhtiar Balalembang, Werisvo Balya, Afief Bambang Sapto Utomo Bambang Suroso Bangun, Agung Febrian barid, bariroh Baru Sadarun Barunawaty Yunus Basmar, Muh Fahmi Bawani, Elen Ayu Bawono, Royan Bedriati Ibrahim Bili, Marselina Br. Tarigan, Nella Adelina Budi Arianto, Budi Budiarta, Kustoro Budiwati, Solichah Vichy Bumbung, Bumbung Busra Busra, Busra Cahya Wulandari Cantika, Wini Cau Kim Jiu Cecep Kustandi Chairul Anwar Chamidi, Agus Salim Chan, Syafruddin Charles Fransiscus Ambarita Chatarina Umbul Wahyuni Cipta, Ricardo Marga Condro Nur Alim Dabet, Abubakar Dahlia, Nanni Rizki Dahliana, A.Besse Dalimunthe, Alvi Novita DAMAIWATY RAY Dani, Teuku Fakhrial Darma, Darma Darmawan, Anri Darmawati Darmawati Darmiati Darmiati Darwana, Siti Darwance, Darwance Darwanis Darwanis darwis darwis, darwis David Marciano Ricardo, David Marciano Decency, Hanina Anggisya Dedi Riyan Rizaldi Dedi Walujadi, Dedi DEMMU KARO-KARO Deo Demonta Panggabean Derita Prapti Rahayu Dermawan Saragih, Muhammad Rizki Devi, Muna Dewi Lestari Dewi Puspita Sari Dewi, Adelia Puspita Dewi, Lina Purnama Dila Handayani Diningrat, Diky Setya Diningrat, Diky Setya Diras Diyo, Muhammad Panji Djafar, Muhammad Mufti M. Djauhar Arifin Dwi Haryadi Dwi Ratmono Dwi Saputra, Tegar Dwi Wahyuni Hamka Dwiyono, Dhio Asril Eddy Kurniawan Edhi Taqwa Effendy, Khasan Eka Safitri, Ramanda Eko Gani PG Eko Haryanto Elfitra Elfitra Elidar Sari ELIDAR, ELIDAR Elisa Julianti Eliyanto Eliyanto Ellis Dwi Ayuningsih ELVI MAILANI Elvira Elvira ER. UMMI KALSUM Eriani, Dian ERLINDA SIMANUNGKALIT Erni Yohani Mahtuti Erwin Sutandar Eryta, Evy EVA BETTY SIMANJUNTAK Fabiola, Fenny Juniza Fachruddin Azmi, Fachruddin Fadhil Ichsan, Muhammad Fadhil, Rahmat Fadhliyah Malik Fahmi Ichwansyah Fahrur Rozi Fahrur Rozi Fahzal, Nur Arifah Adila Failin, Failin Faisal Faiza, Hilda Wahyu Fajar, Mokhamad Samson Fajriana, Mona Falendro, Andre Fany Apriliani FAQIH ZULFIKAR Faradilla, Tamara Farah, Farah Naila Sani Faraid, Luthi Armey Fatah Hidayat Fatahillah, Fatahillah Fathul Huda Fathul Muin Fatima, Nur Fatimah, Ziadatul Fattah, Muhammad Najihurrahman Faudhani, Yana Fauzah Nur Aksa FAUZAN ANAS, MUHAMMAD AZMI Fauzi Ahmad Muda Fauziah, Gina Fazilah, Nur Febrianita, Yulia Febrianti, Dewi Retno Felita, Arina Fenny Anggreni, Fenny Ferdian, Komang Jaka Ferri Safriwardy Fibarzi, Wiza Ulfa Fikarda, Andini Fikri, Arif Filawati Filawati Fionita, Fan Firda Tirta Yani Firdaus, Mohd Firmansyah, Audinta Sakti Fitrah Khairi Fitrahaldi, Naufal Fitri, Ainil Fitri, Safira Fitria Mardhatillah Fitriani Fitriani Fitriansyah, Firadika Fridayanti, Nelly Furqon, Miftahul Gandhi Liyorba Indra Gandung Sugita Gatut Susanto Gaussyah, M Gemilang, Satria Ghazali, Mardania Gultom, Taufik Hidayat Habib Shulton Asnawi Hadi Iskandar Hadija Hadija Haerul Anwar Hafasnuddin, Hafasnuddin Hafifah, Hafifah Hafiz, Nur Hafizullah, Muhammad Hairani, Debby Riana Hajrah Hajrah, Hajrah Hakika, Ifkhyna Khaula Halim, Hendra Halim, Ismail Halimatusakdiah, Halimatusakdiah Halimatussadiah, Halimatussadiah Halimatussakdiah Halimatussakdiah Hamdan Hamdan Hamdani Hamdani Hana Indriana Hanafi, Muhammad Amin Handayani, Rd Selvy Hanif Hanif Hanif, Abdul Hapzi Ali Harahap, Ade Yulis Hardini, Juria Hari Setiawan Haris, A Hartono Hartono Hasan, Nurrajemi Hasanah, Intan Andriani Hasibuan, Mhd Syahputra Hasibuan, Novita Indah Hasmidar, Hasmidar Hassan, Muhamad Sayuti Hastri Rosiyanti, Hastri Hastriad, Tengku Hastuti Baharuddin, Hastuti Hatmi, Edizal Hedwigis Esti Riwayati Heikal, Jerry Hendra Jaya Hendra Yulia Rahman, Hendra Yulia Hendri, Zul Hendrival Hendrival Hendriyal, Hendriyal Herinawati, Herinawati Heriyati Yatim Heru Fahlevi, Heru Herwani . Hi Arsad, Jamal Hidayah, Rahayu Nur Hidayah, Ulfa Hidayat, Abd Muqsith Hidayat, Heindrix Hidayat, Yusril Hijriati, Naimah Hilmi Hilmi Hosiyah, Hosiyah Huda, Mifathul Huda, Siti Nurul Hujemiati, Hujemiati Humaira, Radhia Husain, Muhammad Hafizh Husna, Riskia Hutagalung, Tommy Rizky Hutagaol, Nensy Maruana Hutajulu, Jacob Hasiholan Hutajulu, Vevi Terya I wayan Teguh Wibawan Ibrahim Gultom Ida Ayu Putu Sri Widnyani Idris, Mochammad Idris, Nukman Idris, Sofyan Ihwanah, Al Iin Kandedes Ika Rafika Ikhwan, Irhamna Ikramullah, Firza Illahi, Rilci Kurnia Ilyas, Aldrich Imam Ghozali Imron Rosadi, Kemas Imron, Dwi Santika Inayah, Faidhul Inayah, Faidul Inayati, Ghina Indah Maulani Indani, Indani Indri Wulandari, Indri Wulandari Innaya, Allinha Yusfin Intan Muchtadi Alamsyah Irfandi Irfandi Irfandi Irfandi, Irfandi Irma Satriani, Irma Irma Suryani Irsan Irsan Irsyad, M. Ari Ishak Ishak Isjoni Isjoni Iskandar Lubis Iskandarsyah Madjid, Iskandarsyah Islami, Deri Islamy, Athoillah Ismadi Ismadi Ismah, Ismah Ismail Ismail Ismail, Risdayanti Ismawirna, Ismawirna Ismiatun, Siti Rahma Iwan Suhardi Jabbar Sabil Jabbar, Asriullah Jailani, Saprin Jakiyudin, Ahmad Havid Jalaluddin Jalaluddin Jamal, Abd. Jamaluddin Jamaluddin Jamidi, Jamidi Jamilah Jamilah Jamilah, A. Jamilah, Zahrotul Jannah, Rohainul Januarista, Terra Jayanti, Angelina Je’ne, Zamzam Nurhani Joharlinda, Joharlinda Juanda Juanda Jufri Jufri Juhriyansyah Dalle JUMARDI Jumarlina, Jumarlina Jumarpati, Jumarpati Kamar, Iqbal Karim, Ahsar Karimi, Amir Karismadani, Id'ha Lutfia Karjuni, Agus Karmila Kartina Kartina Kayati, Afiyah Nur Kerti, Maryasih Ni Luh Kesuma, T. Meldi Khadijah Khadijah Khaerunnisa Khaerunnisa, Khaerunnisa Khairil Khairil Khairunnisa Khairunnisa Khoiri, Khoiri Khoiruddin, Aldi Rizki Kholid, Abd. Khusna, Malika Korai, Punhoon Khan Korai, Shakal Khan Krisnaldy, Krisnaldy Kurnia Jusuf, Jeane Betty Kurnia, Junjun Kusuma, Pradipta Hadi Kusworini Handono Laha, Fatma Lahabu, Irfan Laila Nazirah Lengkong Weku, Robert Leni Maulinda, Leni Lestari, Juli Lestia, Aprida Siska Lisdawati Lisdawati Lisdayanti, Putri Diana Liza, Zulfa Lodang, Hamka Long, Ahmad Sunawari bin Lova, Stelly Martha Lubis, Hafni Wahyuni Lubis, Qomaruddin Lubis, Zulfahmi Lubisa, Ichsan Muhadis Luh Putu Ratna Sundari Lukman Hakim LUKMAN, LUKMAN Lutfi Istikharoh Luthfi Luthfi Luvia, Indal M Junaidi, M M Tafsin M, Rahma M. HASRUL H M. Ridwan M. Shabri Abd. Majid Machrus Ali MAHARANI, DIAH Maharani, Nila Bilqis Maharani, Suci Mahazir, Muhamad Mahdani, Mahdani Mahfud Mahfud Mahmudah Mahmudah Mahyantika, Seftya Putri Mahyudanil, Mahyudanil Maidar, Maidar Majianto, Majianto Majid, M. Shabri Abd Malasari Siregar, Tiur Malik, Ferdinan Manalu, Minton Manfarisyah, Manfarisyah Mappanganro, Rasyidah MARIA BINTANG Marisa Yoestara, Marisa Marjulin Marjulin Marlinawati, Huda Marlita, Lora Marwan, Deinike Wanita Masputri, Florensia Masrullita, Masrullita Maswatu, Jaelani Masyhur, Zulkarnaim Mateo Ramon, Tomás Matta, Yusran Daeng Maulida, Hilda Jihan Maulidya, Sabrina Dita Mauliza, Farah Mauliza, Isna Mawaddah, Nurul Mayasari, Ni Luh Putu Ika Mayong, Mayong Maysa Fitri Mazlan, Mazlan Ma’rifah, Shofia Jannatul Melan Amanah, Ananda Meriatna Meriatna Mesiono, Mesiono Meuseugak, ampon Miftahul Hasanah, Miftahul Miftakhul Janah Mili, Shania Misrianto, Misrianto Miswanto Miswanto Moh. Bahrudin Moh. Mukri Moh. Mukri Mohammad Hasan Mora, Yun Fita Mu'in, Fathul Muammar Muammar, Muammar Muawanah Muawanah Mudarris, Badrul Mudrika, Syarifah Mudzakaroh, Luluk Mufarrohah, Sabilatul mufti, abdul Muh. Khalifah Mustami Muhamad Yusuf, SE., M.Si. Muhammad Adam, Muhammad Muhammad Ahsar Karim Muhammad Akbar Muhammad Arifai Muhammad Dayyan Muhammad Habibi Muhammad Haris Riyaldi, Muhammad Haris Muhammad Ilyas Muhammad Kamal Muhammad Masyhur Muhammad Mufti Muhammad Muhammad Muhammad Muhammad Muhammad Nur Muhammad Nuzan Rizki Muhammad Rustamaji Muhammad Ruswandi Djalal Muhammad Sayuthi Muhammad Wiharto Muhammad Yusuf Muhammad Zukhdi Muhandy, Rachmad Surya Muhardi Muhardi Muharis, Aldian Muhiddin Palennari Mukhlis Mukhlis Mukhlis Yunus Muksalmina Muksalmina Muliana, Muliana Mulkiyan, Mulkiyan Mulyadi Adam, Mulyadi mulyanto, didik Munadjat , Baliyah Murkhana, Murkhana Mursanti, Wa Ode Indah Arum Murtihapsari . Mushawwir Taiyeb Muslim Muslim Mustaqim, Teuku Mu’in, Fathul Nadia, Ulfa Naeklan Simbolon Nafisa, Nafisa Nanda Amalia Nanda, Rizki Aulia Nani Kurnia, Nani Nasruddin Nasruddin Nasruddin2, Nasruddin Nasrudin, Jujun Nasrul ZA, Nasrul Nasution, Adelina Nasution, Febry Andani Nasution, Marwah Sopiah Nasution, Nadhiyah Juhro Nasution, Yusra Nawawi, M Anwar Nazimah Nazimah Neni Ristiani Nensilianti Nensilianti Nilahayati Nirwana, Linggar Nisa, Afratun Nisya Siregar, Khofifah Choirun Nizam, Ahmad Noerdjmal, Daeng Nohong Nohong, Nohong Nopriadi Nopriadi Nour Athiroh Abdoes Sjakoer Novina Novina Novrita, Sisri Nugroho, Sidiq Nur Afifah, Anisa Nur Azizah Nur Cahyonowati Nur, A. Wahyuddin Nur, Abdul Rahman Nurachmy Sahnir Nurarafah, Nurarafah Nurbaeti Nurdin, Muhammad Yusuf Nurdiyanto Nurdiyanto, Nurdiyanto Nurfadhilatusholiha, Nurfadhilatusholiha Nurfadillah, Eka Nurhayadi Nurhayati Nurhayati NURHAYATI, RADEN Nuribadah, Nuribadah Nurlaeli, Nurlaeli Nurlaila, Rizka Nurliza, Eli Nurmalita Nurmalita Nurmasari, Ifa NURMAYANI NURMAYANI Nurnaningsih Nurnaningsih Nurrobi, Firman Nursariani Simatupang Nursariani, Nursariani Nurul Azmi, Nurul Nurul Huda Nurussakinah Daulay Nuryati Nuryati Nuurhidayat Jafar Oeleu , Jedlyadi Josef Oktariani, Eva Oktavia Dwi Nur Diah Ningrum Oni Soesanto Onny Medaline Opitasari, Opitasari Oscar, Ade Oslan Jumadi P Affandi, P Pakpahan, Ruth Imelda Palevo, Ernesto Pamungkas, Joko Pamungkas Pandimun Ambarita, Dody Felix Panggabean, Ruben Hasiholan Paningaran, Indrawanto panjaitan, Ira wardani Papilon, Anthonius Laru Parabbi Afriza, Cici Parabi, Ashraf Dhowian Pardede, Manuel Obet Nego Pardi Affandi Patadjai, Andi Besse Patiku, Yudit Perangin-Angin, Halimatusakdiah Prabowo, Sulistyo Praja, Muhammad Dzikra Asqalani H S Chandra Prameswari, Halissa Dwinta Pramudani, Nadia Pratama, Boby Erdi Pratiwi, Denia Pratiwi, Lidia Wahyu Prayitno, Lilik Prayudhi, Prayudhi Primadani, Joshua Primasari, Nora Hilmia Pringadi, Retno Prusdianto, Prusdianto Puarada, Fajrul Ramadan Pudji Hastuti Puristasari, Addistyane Purnawan Adi Wicaksono Purwosetyoko, Nova Sandy Puspita, Rita Putra, Desriwan Angga Putra, M. Iqbal Adhya Putra, Muhammad Irwansah Putra, Reza Putri, Arfani Amelia Putri, Erlina Amelia Putri, Mega Rahayu Putri, Nela Vede Rhofa Putri, Nisa Hermina Putri, Olivia Dicha Putri, Ramadina Novia Putri, Retno Qurtobi, Ahmad Quthni Effida, Dara Qutratuain, Saskia Rachma Fitriati RACHMAT RACHMAT Rachmawati, Idelia Diny Radin, Nur Indahsari Radityo, Radityo Rafiqah, Sri Rezeqi Rafli R, Muh Rafli, Muhammad Rafli, Muhammad Rafli, Muhammad Rafsanjani, Ramizard Rahayu, Annisa Rahayu, Dyah Sih Rahim, Anwar Rahim, ilma Rahma Rahma Rahman, Fadhlil UA. Rahmanita Rahmasari, Novia Rahmat Kurniawan Rahmawati, Rahmawati Rahmawati, Rizka Dwi Raihan Putri Raihan, Rahmi Rakhmasari, Juwita Ramadan, Majidah Ramadhan, Majida Ramadhani, Lailatul Ramadhani, Mieta Widya Ramadhani, Sharfina Ramadhany, Ajmal Ramadhini, Senja Ayu Ramlah Ramlah Ramlan, H. Ramziati, Ramziati Rangkuti, Irsan Rasul, Irfan Rasyid, Rachmat Rasyidin Ratnawaty, Ratnawaty Ratu, Annisa Raudhatul Ulfa, Raudhatul Ulfa Rd. Selvy Handayani Refania, Revika Rejeki, Satria Relit Nur Edi Relit Nur Edy, Relit Nur Reniati Reniati Retwan, M.Alif Alzahy Ria Oktarina Rico, Rico Ridwan Nurdin Riki Maulana RISDA, RISDA Riski, Riski RISMA SITOHANG Rita Lefrida Ritonga, Abid Fatur Rahman Rizka Nurlaila, Rizka Nurlaila Rizki Firmansyah Rizqina, Sila ROBENHART TAMBA Rodiah, Endah Atiqa Rofiidah, Anisatul Rolita, Ninda Norma Romi Asmara Ronauli, Anggelita Rosdiana Ngitung Rosvita, Ita Rosyadi, Gusti Muhammad Rozanna Dewi Rudi Santoso, Rudi Rusdin Alauddin Rusli, Ayu Rustriana S., Nurul Ulfah Sadimantara, Muhammad Syukri Safitri, Dewi Astriana Safrizal Safrizal Sagita, Efan Sahidin . Sahribulan, Sahribulan Said Musnadi Said, Muhammad Helmi MD Saifullah, Teuku Sakir, A Salamah, Forrela Zahwa Salawati, Bau Saleh, Andi Rahmat Salmi, Salmi Salsabila, Putri Najwa Salsabillah, Salma Samad, Hamrin Saman Abdurrahman Sanjaya, Fahim Kerta Santaso, Anang Santhy Hawanti Santi Widiasari, Santi Santoso, Heroe Santoso, Januar Abdilah Santoso, Rudi Santoso Saparuddin Saparuddin Sapitri, Siti Saputra, Wahyuddin Saputri, Dinda Saragi, Maria Magdalena SARAGIH, SINTA DEWI Saragih, Tamara Habibi Saraswati, Iska Sari Batu Bara, Winda Sari, Irma Ratna Sari, Meutia Dwi Novita Sari, Novi Dian Sari, Serli Sari, Utya Sastrawan, Uding Sastro, Marlia Savana, Amartya Gesit SEMBIRING, MASTA MARSELINA Septhia Irnanda, Septhia Setianingsih, Erna Setiantoro , Wahyu Tri Shobur, Ahmad Ferdian Siagian, Alfina Yulistari SIDIK SIREGAR, FAJAR Sigalingging, Rosian Oktavia Sihotang, Risma Silaban, Pedro Agus Radot Simanihuruk, Lidia Simanjuntak, Nuraini Sinaga, Arya Novanta Sinaga, Patrice LWY Sinaga, Selvi Sundari Sinaga, Willy Musa Pernando Sirait, Albert Pauli Siregar, Alwi Alfriansyah Siregar, Arifin Siregar, Azril Arianto Siregar, Batumahadi Siregar, Indah Amaliyah Siregar, Khairunisyah Siregar, M Fajri Syahroni Siregar, M. Ridha Siregar, M. Ronny Syahputra Siregar, Muhammad Rezky Siregar, Muhammad Ridha Sirindon, Madhumita Sitepu, Novi Indriyani Siti Aisyah Siti Fatimah Siti Handayani Siti Kunarti Siti Mutmainah SITI NAILA FAUZIA, SITI NAILA Siti Nur Fatimah Siti Zahrah Sitompul, Karyn Hosana Sitti Saenab, Sitti Sofia Sofia Sofiah, Yayu Sofian, Fayyadh Felageti Sofiya, Nihlatus Solihah Titin Sumanti, Solihah Titin Somantri, Muhamad Dani Sorta Simanjuntak, Sorta Sri Mustika Aulia SRI RAHAYU Sri Yulianti Srimuliati, Srimuliati Sriwahyuningsih, Sriwahyuningsih Sriyono, Damario St.Nurfatul Jannah Suaib, Andi Suarni Syam Saguni, Suarni Syam Subhan Subhan Suci Frisnoiry Suci, Nuvia Harini Wulan Suherwin, Suherwin Sukarni Sukarni Sulaiman Sulaiman Sultan Alwan Sumarno . Supatmin, Supatmin Suryadi Suryadi Suryati Suryati Susanti, Lasiah Susanto, Is Susilo, Dimas Susilowati Susilowati Sutiman Sutiman, Sutiman Sutrisno, Riska Suyatmika, Yulita Suyatni, Dewi Suyuti DM, Yusnan Syafrizal, Said Herry Syahbandir, Mahdi Syahida, Nurul Syahputra, Imam Zirham syahriani, endang Syahrizal, Teuku Muhammad Syahrul Syahrul Syahrullah Syahrullah Syaiful . Syam Saguni, Suarni Syam, Husain Syamsuddin, Usman Syamsul Aripin Syamsul Bahri Syarif, Laode Muhammad Syarifuddin Syarifuddin Syavanka, Lucky Nur Syawal Harianto, Syawal Syukri Syukri Syukriah Syukriah, Syukriah Tahir, Rahmawati Tambunan, Husna Parluhutan Tanzil, Dwi Lestari Khaulani Taqwawati, Annisa Tarigan, Gita Novalisa Paska Br Tarigan, Jhodi Okta Albiqho Tarique, Imran Tarmizi Tarmizi Tarsih, Lasmi Tastin Tastin, Tastin Tasyukur Tasyukur, Tasyukur Teuku Meldi Kesuma, Teuku Meldi Thresye Thresye Tiur Romatua Sitohang Tjandi, Yunus Toni, Toni Tono Suwartono Tri Widya Kurniasari Try Wahyu Purnomo Tunnur, Layla Tunnur Tutut Handayani Ubaidillah, Moch Ulfa, Raudhatul Ulya, Mujahidah Umairoh, Ummi Umar, Mahmud Hi. umi arifah, umi Umuri, Khairil Unas, Moch Chodhiqul Usnawiyah, Usnawiyah Uswatun Hasanah Utami, Ajeng Kusumaning Utomo, Setyo Margo UUS SAEPULOH Veithzal Rivai Zainal Vernanda, Salsa Arvi Wahib, Moh Wahidah, Shinta Nuriyah Wahyuni Ramadhani Wanci, Sri Wanita, Deinike Wardah, Andi Wardani, Surti Wati, Dwi Kartika Weku, Robert Lengkong Wibawa*, M. Nuzul Wicaksana, Rayhan Racha Widia, Siska Mona Widiar, RR. Wulan Indri Wijaya, Mutiara Zaskia Wildansyah lubis, Wildansyah Winata, Marchyananda Wiranto, Agung Setyo Wiwit Aditama Wulandari, Mia Wulandini S, Putri Wusnah Wusnah, Wusnah Y Yulida, Y Y, Muhammad Ilyas Yani, Firda Tirta Yaqin, Ngainul Yasin, Annisa Yasir Amani Yasir Amani, Yasir Amani Yoga Satria Putra Yohanes Suhardjo Yohanis Tambing Yoke Lestyowati Yolanda, Dewi Yulia Yulia Yunefi, Fitra Yuni Yulida Yuniarti, Andi Yuniarti, Erliza Yunus Sading Yusniar, Yusniar Yusrizal Yusrizal Yusuf, Yusnaeni Z, Yosafat Zainuddin Ginting Zainul F, Phil. Zaitun Zaitun Zaiyar, M Zakaria, Radhiah Zarima, Putri Zeizar Rahmawati, Previta Zuhra, Syarifah Evi Zulfadli Zulfadli Zulfiar, Edy Zulfikar Zulfikar Zuliati, Septiarini Zulihi, Zulihi Zulmiardi Zulmiardi, Zulmiardi Zulnazri, Z Zuma , Adhriana Zurrahmi Wirda