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PEMANFAATAN LIMBAH ABU BATU BARA SEBAGAI FILLER PADA LATASTON LAPIS AUS (HRS-WC) Rifanie Gazalie; Muhammad Fauzi; Hawinuti, Riska; Muhammad Helmi
Jurnal Teknik Sipil Vol 7 No 1 (2023): Jurnal Gradasi Teknik Sipil - Juni 2023
Publisher : P3M Politeknik Negeri Banjarmasin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31961/gradasi.v7i1.1434

Abstract

Penggunaan batu bara sebagai sumber energi industri dan pembangkit listrik selain menghasilkan limbah buangan yang membutuhkan ruang untuk penimbunan, juga memunculkan kemungkinan pencemaran lingkungan. Limbah yang dihasilkan oleh proses pembakaran batu bara berupa Fly Ash dan Bottom Ash (FABA) dimana menurut PP Nomor 22 Tahun 2021 tentang Penyelenggaraan Perlindungan dan Pengelolaan Lingkungan Hidup yang menyatakan bahwa FABA sebagai hasil akhir dari pembakaran batu bara, bukan lagi termasuk kategori limbah B3, membuka kesempatan yang luas untuk pemanfaatan FABA dari hanya limbah, menjadi bahan bangunan, subtitusi semen, bahan additif untuk campuran filler pada perkerasan lentur serta restorasi tambang. Tujuan penelitian ini adalah untuk mengetahui perubahan akibat pencampuran bottom ash sebagai filler terhadap  sifat-sifat aspal pada campuran beraspal HRS-WC. Pengujian material yang dilakukan adalah pengujian agregat, pengujian aspal dan pengujian campuran beraspal panas dengan alat Marshall menurut Spesifikasi Umum Bina Marga 2018 revisi 2. Pengujian yang dilakukan telah memenuhi spesifikasi dengan proporsi agregat campuran agregat kasar 13%, agregat sedang 0%, abu batu 71%, pasir 14% dan filler (berupa bottom ash) 2% yang menghasilkan kadar aspal optimum 6,90% dengan nilai kadar aspal efektif sebesar 6,20%; VIM sebesar 3,758%; VMA sebesar 17,325%; VFB sebesar 78,421%, Stabilitas Marshall 876,991 Kg dan Marshall Quotient sebesar 269,209 Kg/mm.
Melahirkan Generasi Berkarakter Unggul melalui Transformasi Sosial yang Berbasis Pendidikan, Nilai, dan Kolaborasi Masyarakat di MTs Miftahul Khoir Alastengah Besuk Muhammad Helmi; Ainur Rofiq Sofa
Reflection : Islamic Education Journal Vol. 2 No. 1 (2025): Reflection : Islamic Education Journal
Publisher : Asosiasi Riset Ilmu Pendidikan Agama dan Filsafat Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61132/reflection.v2i1.431

Abstract

This study aims to analyze the efforts of MTs Miftahul Khoir Alastengah Besuk in fostering a generation of excellent character through social transformation based on education, religious values, and collaboration with the community. The main focus of this research is to explore how the school integrates moral and social values into its education to shape students' character, ensuring they are not only academically competent but also disciplined, responsible, and capable of working together. The research method used is a qualitative approach, with data collection techniques including interviews, observations, and documentation. The findings show that education at MTs Miftahul Khoir focuses not only on academic teaching but also on character development through active involvement of parents and the community. This collaboration is reflected in various social activities and community service programs, which provide students with opportunities to develop social skills and strengthen their relationships with the surrounding environment. In conclusion, the social transformation at MTs Miftahul Khoir successfully creates a generation that is not only academically intelligent but also possesses strong character and is ready to contribute positively to society. This study highlights the importance of synergy between formal education, local values, and community collaboration in creating an educational ecosystem that supports students' overall development.
Pengaruh Pengetahuan Pajak, Sistem Administrasi Perpajakan dan Tax Amnesty terhadap Kepatuhan Wajib Pajak: Studi Kasus pada Kantor Pajak Pratama Kota Pekalongan Tahun 2024 Muhammad Helmi; Lintang Kurniawati
El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam Vol. 6 No. 7 (2025): El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/elmal.v6i7.9391

Abstract

Taxpayer compliance is essential for increasing state revenue from taxation. This study aims to analyze the influence of Tax Knowledge, Tax Administration System, and Tax Amnesty on Individual Taxpayer Compliance. A quantitative approach was applied using a survey of 111 registered taxpayers. A validated and reliable questionnaire was used, and data were analyzed using multiple linear regression and classical assumption tests. The results show that Tax Knowledge and the Tax Administration System significantly affect Taxpayer Compliance. Improved understanding and efficient tax systems encourage higher compliance. However, Tax Amnesty has no significant effect, indicating its limited impact on long-term compliance. The study recommends strengthening tax education, developing user-friendly digital systems, and evaluating amnesty policy effectiveness.
Pengaruh Latihan Power Tungkai Melalui Metode Box Jump terhadap Tinggi Loncatan Smash Bola Voli pada Peserta Ekstrakulikuler SMK Negeri 1 Kuningan Muhammad Helmi; Didi Muhtarom
Mutiara Pendidikan dan Olahraga Vol. 2 No. 4 (2025): Juli: Mutiara Pendidikan dan Olahraga
Publisher : Asosiasi Riset Ilmu Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61132/mupeno.v2i4.650

Abstract

This study was conducted with the aim of determining the extent to which leg power training through the box jump method influences the increase in volleyball smash jump height in extracurricular participants at SMK Negeri 1 Kuningan. Volleyball requires good physical abilities, especially explosive leg muscle power, because this skill plays a very important role in performing the smash movement as the main form of attack. One form of training that is believed to be able to increase explosive power is box jump training, which is a type of plyometric training that emphasizes repeated jumping movements with high intensity. The research method used was an experiment with a one group pretest-posttest design. The study involved a sample group consisting of 15 students, taken using a total sampling technique from all volleyball extracurricular members. The data collection instrument used the vertical jump smash test according to Ali Maksum. The test was conducted in two stages, namely before treatment (pretest) and after treatment (posttest). The results of data analysis showed a significant increase after being given treatment in the form of box jump training. This is evidenced by a significance value (p) of 0.000 which is smaller than 0.05, so it can be concluded that there is a real difference between the pretest and posttest results. In other words, box jump training has been shown to be effective in increasing smash height. These findings indicate that training programs designed to incorporate plyometric elements, particularly box jumps, can optimally develop leg muscle explosive power. Therefore, this study recommends that coaches and sports teachers incorporate box jumps as a primary training component in volleyball skills development programs, significantly improving players' offensive performance.
Ontologi Penelitian Hukum Islam Berbasis Paradigma Guba dan Lincoln Muhammad Helmi
Jurnal Hukum Islam Vol 18 No 1 (2020)
Publisher : Universitas Islam Negeri K.H. Abdurrahman Wahid Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.28918/jhi.v18i1.2845

Abstract

This paper aims to analyze and develop Islamic law research by using paradigms of Guba and Lincoln. This literature study uses a philosophical approach. The results of the study showed that the development of normative and empirical Islamic law research based on the paradigms of Guba and Lincoln is adjusted to the fundamental beliefs of researchers which are recognized based on ontology questions, namely 1) if the researchers’ basic beliefs to understand rules based on “what is it” and “what is written” or textually, it is called positivism paradigm; 2) if the basic beliefs of the researchers in understanding rules of contextual Islamic law, it is included post-positivism paradigm; 3) if the researchers change the false understanding about rules, it is called critical theory paradigm; 4) if the basic beliefs of researchers are obtained from diverse thoughts, then it includes constructive paradigm. These a variety of paradigms will bring about the researchers to answer the problems in the implementation and development of Islamic law research. Therefore, the researchers of Islamic law should develop their researches through these various paradigms from the beginning to the end, so that the paradigms will lead to answering the research problems of contemporary Islamic law.
TARBIYAH AN-NABAWIYAH PERSPEKTIF PROF. DR. SAYYID MUHAMMAD BIN ALAWI AL-MALIKI DALAM KONTEKS MODERASI BERAGAMA Muhammad Helmi; Abdulloh
Journal Multicultural of Islamic Education Vol 8 No 2 (2025)
Publisher : Pascasarjana PAI Multikultural Universitas Yudharta Pasuruan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35891/ims.v8i2.6424

Abstract

This article discusses the thoughts of Prof. Dr. Sayyid Muhammad bin Alawi al-Maliki regarding Tarbiyah An-Nabawiyah in the context of religious moderation. This study adopts a library research approach, with data collection sourced from various relevant literature such as Mafahim Yajibu an-Tusohhah and collecting important information from previously collected sources. The next stage is data analysis. The results of the study show that religious moderation is an important contribution to grounding peaceful, just, and inclusive Islam. Through a cool da'wah approach, balanced education, and harmonious social relations. he showed that Islam can be a force that unites, not divides. In the midst of increasing extremism and intolerance, his teachings are very relevant to be used as a reference in building a moderate and harmonious religious life.
Beyond Privatized Obligation: Reconstructing State-Guaranteed Post-Divorce Child Support Protection in Indonesia Muhammad Helmi
SMART: Journal of Sharia, Traditon, and Modernity Vol. 5 No. 1 June (2025)
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/smart.v5i1.31582

Abstract

This study examines the failure of the privatistic paradigm in Indonesian Islamic family law to secure post-divorce child maintenance. While existing scholarship has largely emphasized paternal responsibility and judicial recognition of maintenance duties, insufficient attention has been given to the institutional failure that prevents court decisions from becoming enforceable protection for children. Using normative legal research with statutory, conceptual, case, and comparative approaches, this article analyzes Indonesian legislation, Religious Court decisions, Supreme Court policies, and Malaysia’s more institutionalized child support enforcement model. The study finds that Indonesia’s current framework provides strong normative recognition but weak execution, leaving children’s economic rights dependent on voluntary paternal compliance and costly civil enforcement procedures. Its main contribution lies in proposing a state-guaranteed layered responsibility model that integrates private obligation, judicial supervision, automatic income withholding, digital payment monitoring, temporary public guarantee funds, and specialized administrative enforcement. The article recommends the development of practical child support enforcement policy within Indonesia’s Religious Court system
PENGARUH PERBEDAAN PERLAKUAN BIJI DAN KONDISI CAHAYA GELAP-TERANG TERHADAP PERTUMBUHAN LAMTORO (LEUCAENA LEUCOCEPHALA) SEBAGAI HIJAUAN PAKAN TERNAK Atik Winarti; Cindy Auvril Lysa; Nayla Stevia Lutfi; Desika Wulandari; Ruping Meirantika; Yohana Nanita Nansy Ardilla; Muhammad Helmi; Hanum Muarifah; Hanief Eko Sulistyo; Fuat Aji Hidayat
Kandang : Jurnal Peternakan Vol. 18 No. 2 (2026): Edisi Juli - Desember Tahun 2026 IN PROGRESS
Publisher : Prodi Ilmu Peternakan Universitas Muhammadiyah Cirebon

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32534/jkd.v18i2.8736

Abstract

Lamtoro (Leucaena leucocephala) merupakan salah satu hijauan sebagai sumber protein ternak ruminansia. Pertumbuhan tanaman dipengaruhi oleh banyak faktor baik internal dan eksternal. Penelitian ini bertujuan untuk mengetahui pengaruh faktor eksternal dengan parameter pertumbuhan berupa viabilitas benih, tinggi, dan jumlah daun pada tanaman lamtoro. Menggunakan 300 benih lamtoro (Leucaena leucocephala) yang terbagi dalam 10 kombinasi perlakuan, setiap perlakuan terdiri dari 6 ulangan, dan setiap ulangan terdiri dari 5 benih yang diamati selama 14 hari. Penelitian ini menggunakan RAL faktorial yang terdiri dari faktor perlakuan benih sebelum tanaman (x) meliputi perendaman air suhu 28°C (P1), perendaman air suhu 70°C (P2), perendaman larutan asam sitrat 10% (P3), perendaman larutan natrium bikarbonat 10% (P4), dan penyayatan biji dengan cutter (P5) sedangkan faktor (y) merupakan kondisi cahaya selama pemeliharaan. Data yang diperoleh dianalisis menggunakan analisis ragam (ANOVA) dan dilanjutkan dengan Uji Duncan (DMRT) pada taraf 5%. Hasil penelitian menunjukkan bahwa kondisi cahaya berpengaruh nyata terhadap viabilitas benih (P<0,05) dan tinggi tanaman (P<0,01), namun tidak berpengaruh nyata terhadap jumlah daun (P>0,05). Sedangkan perlakuan benih tidak berpengaruh nyata terhadap viabilitas (P>0,05), tetapi berpengaruh terhadap tinggi tanaman (P<0,01) dan jumlah daun (P<0,05). Perlakuan perendaman benih dengan larutan asam sitrat cenderung memberikan hasil terbaik pada seluruh parameter yang diamati.
STRATEGI PENGEMBANGAN WISATA ALAM GUNUNG BIRAH KECAMATAN PANYIPATAN KABUPATEN TANAH LAUT Winda Meily Novinta; Rina Muhayah Noor Pitri; Muhammad Helmi
Jurnal Sylva Scienteae Vol 9, No 1 (2026): Jurnal Sylva Scienteae Vol 9 No 1 Edisi Februari 2026
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jss.v9i1.18408

Abstract

Kabupaten Tanah Laut memiliki potensi besar pada sektor pariwisata terutama keindahan alamnya. Aktivitas wisata di Kabupaten Tanah Laut menjadi sektor penggerak pembangunan ekonomi bagi masyarakat sekitar. Perannya yang sangat penting ini harus dikembangkan guna meningkatkan kesejahteraan masyarakat. Salah satu potensi wisata alamnya yang pernah diteliti yaitu Gunung Birah, menunjukkan Wisata Alam Gunung Birah memiliki potensi yang sedang, namun fasilitas dan akomodasi yang tersedia masih kurang memadai sehingga perlu adanya pengembangan untuk meningkatkan kinerja wisata. Penelitian ini bertujuan untuk mengetahui posisi Wisata Alam Gunung Birah pada diagram kuadran analisis SWOT serta menyusun formulasi strategi pengembangan yang tepat berdasarkan hasil analisis tersebut. Metode yang digunakan yaitu observasi dan wawancara menggunakan kuesioner dengan informan sebanyak 28 pengelola menggunakan teknik sampling jenuh (sensus) dan responden sebanyak 70 pengunjung menggunakan teknik accidental sampling. Analisis data menggunakan pendekatan kuantitatif analisis SWOT untuk menentukan posisi Wisata Alam Gunung Birah pada kuadran SWOT dan pendekatan kualitatif analisis SWOT digunakan untuk merumuskan strategi berdasarkan hasil perhitungan analisis SWOT. Hasil penelitian menunjukkan posisi Wisata Alam Gunung Birah berada pada kuadran I (Strength-Opportunity). Formulasi strategi yang dapat dilakukan Wisata Alam Gunung Birah berdasarkan hasil analisis SWOT adalah strategi Progresif yaitu memaksimalkan seluruh kekuatan untuk memanfaatkan peluang sebesar-besarnya. Strategi terpilih dalam pengembangan Wisata Alam Gunung Birah yaitu melakukan pendekatan strategi pemasaran 5A dan meningkatkan komponen 4A penunjang wisata terutama pada bagian fasilitas (Amenities).
STRATEGI BISNIS DENGAN PENDEKATAN ANALISIS MATRIKS BOSTON CONSULTING GROUP PADA WISATA PANTAI SUNGAI BAKAU KABUPATEN SERUYAN Febby Musdalipah; Muhammad Helmi; Fonny Rianawati
Jurnal Sylva Scienteae Vol 9, No 2 (2026): Jurnal Sylva Scienteae Vol 9 No 2 Edisi APRIL 2026
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jss.v9i2.18944

Abstract

Strategi bisnis merupakan dasar dari usaha yang dikoordinasi dan ditopang, yang diarahkan terhadap pencapaian tujuan usaha jangka panjang. Strategi bisnis dalam pariwisata berbeda tergantung dari kondisi aktual lokasi serta permasalahan yang terjadi pada tempat wisata. Pantai Sungai Bakau merupakan salah satu wisata yang berada di Kabupaten Seruyan Kalimantan Tengah yang pertama kali dibangun dan beroperasi. Penelitian ini bertujuan untuk : (1) Menganalisis kategori kuadran (posisi) berbasis matriks BCG wisata Pantai Sungai Bakau. (2) Membuat strategis bisnis pengembangan wisata Pantai Sungai Bakau. Metode pendekatan Matriks Boston Consulting Group berfokus pada produk atau divisi yang dapat menghasilkan uang lebih banyak atau mengeluarkan uang lebih banyak dengan menyusun suatu perencanaan unit bisnis strategi dengan melakukan pengklasifikasian terhadap potensi keuntungan perusahaan. Matriks BCG terdapat 4 kuadran yang menggambarkan posisi suatu unit bisnis dipandang dari segi pertumbuhan pasar serta pangsa pasarnya, keempat kuadran atau kategori tersebut adalah : (1) Star. (2) Question Mark. (3) Cash Cow dan (4) Dogs. Hasil penelitian menunjukan pertumbuhan pasar wisata Pantai Sungai Bakau sebesar 18,3% dan pangsa pasar relatif sebesar 2,46 yang artinya masuk ke dalam kuadran Cash Cow (pertumbuhan pasar rendah dan pangsa pasar relatifnya tinggi). Strategi bisnis yang dapat diterapkan oleh kuadran Cash Cow adalah pengembangan produk, diversifikasi, penciutan dan divestas