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The Production of Chitosan from Shrimp Shell Waste and Its Formulation in Patch DosageForm Combined with Aloe vera Extract as Antiinfection Agent Haeriah, Haeriah; Rahmatullah, Muhammad; Indardaya, Andi; Utomo, Emilia; Novianti, Novianti; Sartini, Sartini
International Journal of Applied Biology Vol 1, No 1 (2017): International Journal of Applied Biology
Publisher : Hasanuddin University

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Abstract

Chitosan can be obtained from chitin isolated from shrimp waste through the process of deacetylation of chitin. Chitosan can be used as a patch base material because of its biocompatibility and biodegradability, and has antibacterial activity. The combination of Chitosan and Aloe vera extracts may be useful in patch dosage forms as wound dressings that have antiinfective activity. The research methods was laboratory experimental which consists of : chitosan was obtained from shell waste sequentially by deproteinisation, demineralisation, and deacetylation processes, and analyzed its characteristic, respectivel; Aloe vera gel was extraction by maceration methods using ethanol as solvent; patches were formulated using 2 % chitosan in 1.5 % glacial acetic acid,  1.6 %  Aloe vera extracts and 10 % glycerin and evaluated its physical propoperties,  skin iritation test, and antibacterial test against S.aureus. The results showed that percentage yield of chitosan was 32.67%, with characteristics; Its viscosity 93.33 cps, pH 4, 30 % deacetylation degree.  Percentage yield of Aloe vera  extract was 22.73%, containing acemannan, and had antibacterial activity against S.aureus.  The result of patch evaluation showed that the thickness of patch was 0.45 mm, 114 times folding endurance, moisture uptake of 45.03%, moisture content of 23.64%, safe to use, and  diameter of inhibition zone was 6.39 mm against S.aureus. So, combination of Aloe vera and Chitosan from shrimp shell as patch may use as antiinfection wound healing.  Keywords : Aloe vera L.; chitosan; wound dressing; patch; shrimp shell waste
Analisis Laporan Keuangan dengan Model Z-Score sebagai Alat dalam Memprediksi Bankcruptcy (Studi Kasus pada PT. Ramayana Lestari Sentosa Tbk, PT. Matahari Putra Prima Tbk, dan PT. Mitra Adiperkasa Tbk) Rahmatullah, Muhammad; Sunarya, Erry; Jhoansyah, Dicky
Jurnal Riset Inspirasi Manajemen dan Kewirausahaan Vol 3, No 1 (2019): Jurnal Riset Inspirasi Manajemen dan Kewirausahaan
Publisher : Sekolah Tinggi Ilmu Manajemen Indonesia (STIMI) Banjarmasin

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (503.459 KB) | DOI: 10.35130/jrimk.v3i1.44

Abstract

This study aims to determine the modified Altman z-score model can predict the possibility of bankcruptcy at PT. Ramayana Lestari Sentosa Tbk, PT. Matahari Putra Prima Tbk and PT. Mitra Adiperkasa Tbk, which is incorporated into Aprindo (Indonesian Retail Entrepreneurs Association), which is experiencing shifting consumption patterns. This study uses a quantitative approach descriptive analysis technique that is used to systematically describe bankcruptcy predictions after calculating using number that are entered into the Altman modification z-score formula. The result of the study show that theoretically there are 1 company in the bankcruptcy category and 2 companies in the non-bankcruptcy category. For companies that are already in a non-bankcruptcy category can maintan an existing management system, for comapnies that are in the bankcruptcy category, management must immediately make the right subscription if they dont want the company to experience bankcruptcy
Dualisme dalam Kesatuan untuk Mencapai Maʻrifah Perspektif KH. Asrori Ishaqi Rahmatullah, Muhammad
TEOSOFI: Jurnal Tasawuf dan Pemikiran Islam Vol. 6 No. 1 (2016): June
Publisher : Program Studi Filsafat Agama Fakultas Ushuluddin dan Filsafat UIN Sunan Ampel Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (660.156 KB) | DOI: 10.15642/teosofi.2016.6.1.29-56

Abstract

The article reveals the concept of dualism in unity along with ma?rifah in KH. Asrori Ishaqi?s perspective. This article finds that dualism in unity to reach ma?rifah in Kiai Asrori?s perspective rests in his conception about God through what so-called al-Ah}ad and al-Wâ?id as well as al-Wujûd and al-Kawn. He emphasizes that there is no al-Wujûd (existence) but Allah?s. It is, therefore, all creatures? existence is embraced within God?s existence. Al-Kawn?on the other side?is everything which exists and will exist, in which God has known them already and determined their fate. The concept of al-A?ad emphasizes that Allah is All The One in His Essence in advance of His Asmâ? (Names) and Attributes. Al-Wâ?id means All The One in His Asmâ? and Attributes after the emanation of the two over His creatures. In accordance with human?s existence, Kiai Asrori states that humans are created from spiritual realm and the physical one. It seems that Kiai Asrori would emphasize that though Allah is The Almighty and unreachable, the humans can still?in another dimension?reach Him through the emanation of His Asmâ? with murâqabah using their reasons, understanding, and hearts. Kiai Asrori is an advocate to monistic Sufism and at the same time he also a proponent of dualistic Sufism.
CONTRIBUTION OF THE PRINCIPAL SUPERVISION AND WORK MOTIVATION ON TEACHER PERFORMANCE AT PUBLIC HIGH SCHOOL IN BARITO KUALA DISTRICT Rahmatullah, Muhammad; Saleh, Muhammad; Metroyadi, Metroyadi
Journal of K6, Education and Management Vol. 2 No. 2 (2019): Volume 2 Issue 2
Publisher : Indonesian Researcher Society for Science Technology and Education (IDREST) Publisher

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Abstract

The purpose of the research is to know the Principal?s supervision contribution and work motivation toward the teachers performance at public of Senior High School at Barito Kuala, District. The research population is publicteachers at public  Senior High School in Barito Kuala, District, as much as 227 teachers. And, to take a sample it?s used Probability Sampling with Simple Random Sampling technique by determining sample to each school in a proportional manner and found  as much as 145 teachers.  For data collection is conducted by questionnaire. And the questionnaire validity trial is conducted by corrected item -  Total correlation. Reliability trial is using Cronbach?s Alpha (a). Data Analysis is taking simple regression and double technique. The data?s outcomes are: (1) significantly, there is  the Principal?s supervision contribution toward teachers performance at Senior High School in Barito Kuala, with determination value 66,1%; (2) There is a work motivation contribution towards teachers performance at public of Senior High School in Barito Kuala, significantly with determination value 65,6%; (3) And so, with significantly there is a Principal?s supervision contribution and work motivation toward teachers performance at Public of Senior High School in Barito Kuala District, in the manner of determination value 74,8%
Analisis Laporan Keuangan dengan Model Z-Score sebagai Alat dalam Memprediksi Bankcruptcy (Studi Kasus pada PT. Ramayana Lestari Sentosa Tbk, PT. Matahari Putra Prima Tbk, dan PT. Mitra Adiperkasa Tbk) Rahmatullah, Muhammad; Sunarya, Erry; Jhoansyah, Dicky
Jurnal Riset Inspirasi Manajemen dan Kewirausahaan Vol 3, No 1 (2019): Jurnal Riset Inspirasi Manajemen dan Kewirausahaan
Publisher : Sekolah Tinggi Ilmu Manajemen Indonesia (STIMI) Banjarmasin

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (503.459 KB) | DOI: 10.35130/jrimk.v3i1.44

Abstract

This study aims to determine the modified Altman z-score model can predict the possibility of bankcruptcy at PT. Ramayana Lestari Sentosa Tbk, PT. Matahari Putra Prima Tbk and PT. Mitra Adiperkasa Tbk, which is incorporated into Aprindo (Indonesian Retail Entrepreneurs Association), which is experiencing shifting consumption patterns. This study uses a quantitative approach descriptive analysis technique that is used to systematically describe bankcruptcy predictions after calculating using number that are entered into the Altman modification z-score formula. The result of the study show that theoretically there are 1 company in the bankcruptcy category and 2 companies in the non-bankcruptcy category. For companies that are already in a non-bankcruptcy category can maintan an existing management system, for comapnies that are in the bankcruptcy category, management must immediately make the right subscription if they dont want the company to experience bankcruptcy
Pendidikan Kepesantrenan dalam Perspektif Progresivisme John Dewey Rahmatullah, Muhammad
Didaktika Religia Vol. 3 No. 2 (2015): December
Publisher : Postgraduate Program, State Islamic Institute (IAIN) Kediri, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (641.233 KB) | DOI: 10.30762/didaktika.v3i2.163

Abstract

This paper discusses Islamic boarding schools from educational progressivism.Islamic boarding school is one typical and traditional education in Indonesia.This kind of education is considered no longer relevant in the modern world.Islamic boarding schools are freer and more open compared to formal education.Therefore, this kind of education tends to be more progressivism as proposedby John Dewey. Dewey requires that education must involve students directlywith investigation and experimentation. The material is taught to be somethingpractical in life. In addition, the school must be democratic so that it reflects thesocial system represented the school. From the writer’s observation, it was foundthat the preconditions of Islamic boarding schools meet progresissvisme.Kata Kunci: Education, Islamic boarding schools, Progressivism, John Dewey.
Tinjauan Yuridis Perjudian Online Berdasarkan Pasal 27 Ayat 2 Jo. Pasal 45 Ayat 2 Undang-Undang Republik Indonesia Nomor 19 Tahun 2016 Tentang Perubahan Undang-Undang Republik Indonesia Nomor 11 Tahun 2008 Tentang Informasi Dan Transaksi Elektronik Rahmatullah, Muhammad; Lestari, B. Farhana Kurnia; Megayati, Dhina
Unizar Recht Journal (URJ) Vol. 3 No. 3 (2024): Unizar Recht Journal (URJ)
Publisher : Fakultas Hukum, Universitas Islam Al-Azhar Mataram

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Abstract

Penelitian ini bertujuan untuk meninjau dan mempelajari penerapan dan penegakan hukum tindak pidana perjudian online dalam hukum positif sebagaimana diatur dalam Pasal 27 ayat (2) Jo. Pasal 45 ayat (2) Undang-undang Republik Indonesia Nomor 11 tahun 2008 sebagaiamana diubah dengan Undang-undang Nomor 19 tahun 2016 tentang Informasi Transaksi dan Elektronik. Jenis Penelitian yang digunakan penulis adalah penelitian yuridis normatif, dengan melakukan penelitian terhadap peraturan perundang-undangan dan berbagai literatur yang berkaitan dengan permasalahan. Hasil penelitian ini ialah pertama, pengaturan tindak pidana dalam hukum positif Indonesia tidak mengenal istilah tindak pidana perjudian online sebagaimana dijelaskan dalam Pasal 303 KUHP serta tidak mendikotomi atau membedakan tindakan perjudian tersebut menjadi tindak pidana perjudian online atau tindak pidana perjudian biasa. Kedua, bahwa dalam konteks upaya pencegahan penyebaran tindak pidana perjudian Undang-Undang Republik Indonesia Nomor 19 Tahun 2016 Tentang Perubahan Undang-Undang Nomor 11 Tahun 2008 Tentang Informasi Dan Transaksi Elektronik telah memenuhi perannya sebagai upaya pencegahan secara penal, akan tetapi hal tersebut tentu saja masih jauh dari kata cukup. Karena fokusnya adalah pelarangan setiap orang untuk menyebarluaskan informasi apapun dan dalam bentuk apapun yang berisi muatan perjudian sebagaimana dijelaskan mengenai definisi dan ruang lingkup “mendistribusikan” yaitu mengirimkan dan/atau menyebarkan Informasi Elektronik dan/atau Dokumen Elektronik kepada banyak Orang atau berbagai pihak melalui Sistem Elektronik. Sedangkan yang dimaksud dengan “mentransmisikan” adalah mengirimkan Informasi Elektronik dan/atau Dokumen Elektronik yang ditujukan kepada satu pihak lain melalui Sistem Elektronik
Pendampingan Komunikasi Pemasaran Berbasis Etnolinguistik: Peningkatan Efektivitas Iklan dan Promosi UMKM melalui WhatsApp Business Amima, Sharfina Puteri; Rahmatullah, Muhammad; , Rizal Iskandar, Syaripudin Bahar, Rika Alma Tertiana, Ni’mah, Shafrina Amalia, Alfi Fadhilah Hakim
Celebes Journal of Community Services Vol. 4 No. 1 (2025): December - May
Publisher : STIE Amkop Makassar, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37531/celeb.v4i1.2246

Abstract

Penelitian ini bertujuan untuk menganalisis strategi komunikasi pemasaran UMKM di era digitalisasi, dengan fokus pada penggunaan WhatsApp Business dan penggunaan bahasa etnolinguistik. Melalui studi kasus pada UMKM Wilayah Kampus ULM di Banjarmasin, penelitian ini mengidentifikasi bahwa penggunaan bahasa yang fleksibel, yaitu bahasa Banjar untuk pelanggan lokal dan bahasa Indonesia untuk pelanggan dari luar daerah, sangat efektif dalam membangun kedekatan dan kepercayaan pelanggan. Meskipun memahami potensi pemasaran digital, pemilik UMKM masih mengutamakan strategi pemasaran offline. Penelitian ini juga menemukan bahwa pemahaman teknologi, terutama terkait fitur WhatsApp Business, masih terbatas. Oleh karena itu, penelitian ini merekomendasikan optimalisasi strategi bahasa, peningkatan keterampilan digital, diversifikasi media promosi, adaptasi terhadap tren pasar, dan pendampingan berkelanjutan untuk meningkatkan efektivitas komunikasi pemasaran UMKM.
Efektivitas Pembelajaran Tatap Muka Terbatas Terhadap Nilai Agama dan Moral Anak di TK Se-Kota Pontianak Fatayati, Intan; Rahmatullah, Muhammad; Prisuna, Bayu Fitra
Jurnal Perspektif Vol 7 No 2 (2023): Jurnal Perspektif: Volume 7 Nomor 2 Tahun 2023
Publisher : UIN Sunan Gunung Djati Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/jp.v7i2.221

Abstract

Pembelajaran Tatap Muka Terbatas merupakan metode pembelajaran yang banyak digunakan sebagai alternatif dalam menghadapi kondisi pandemi yang melanda hampir seluruh dunia. Namun, dalam pelaksanaannya peneliti memandang belum banyak yang mengali informasi terkait sejauh mana efektivitas pembelajaran tatap muka terbatas dilaksanakan. Adapun penelitian yang telah ada hanya menggali informasi pada skala kecil. Penelitian ini bertujuan menganalisis efektivitas pembelajaran tatap muka terbatas terhadap perkembangan nilai agama dan moral anak di TK Se-Kota Pontianak. Penelitian ini menggunakan pendekatan mixed methods dengan jenis penelitian survey. Populasi dalam penelitian adalah seluruh TK se-kota Pontianak dengan penarikan sampel menggunakan proportionate stratified random sampling dan didapatkan sampel sebanyak 30 TK/RA. Teknik pengumpulan data menggunakan kuesioner, wawancara dan dokumentasi. Teknik analisis data dalam penelitian ini menggunakan metode analisis deskriptif. Hasil penelitian ini menunjukkan bahwa berdasarkan hasil kuesioner persepsi guru yang dikonversikan ke nilai persepsi interval keefektifan menunjukan bahwa, pengelolaan pembelajran 3,11 dikategori efektif, aktivitas pembelajaran 3,14 dikategori efektif, ketuntasan pembelajaran 3,08 dikategori efektif, sarana dan prasarana pembelajaran 3,15 dikategori efektif. Sehingga secara keseluruhan dirata-ratakan sebesar 3,12, yaitu memiliki makna efektivitas pembelajaran tatap muka terbatas berada pada kategori “efektif”.
Penerapan Model Problem Based Learning dengan Pendekatan TPACK untuk Meningkatkan Keaktifan Belajar Peserta Didik Pada Mata Pelajaran Ekonomi Hidayanty, Nor; Aulia, Rizky; Rahmatullah, Muhammad
Gawi: Journal of Action Research Vol. 3 No. 2 (2023)
Publisher : Borneo Research and Education Center

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59329/gawi.v3i2.151

Abstract

Penelitian ini dilatar belakangi karena tingkat keaktifan belajar peserta didik yang masih cukup rendah. Peserta didik kurang menunjukkan partisipasi aktif di kelas, hanya sedikit yang merespons ketika guru mengajukan pertanyaan. Selain itu, guru kurang mengintegrasikan teknologi dalam proses pembelajaran, media dan metode pembelajaran yang digunakan oleh guru kurang bervariatif. Tujuan penelitian ini untuk meningkatkan keaktifan belajar peserta didik dalam proses pembelajaran di kelas. Penelitian ini menggunakan model Problem Based Learning dengan pendekatan TPACK. Penelitian in merupakan penelitian tindakan kelas yang dilaksanakan sebanyak dua siklus. Setiap siklus dilaksanakan dalam dua pertemuan dengan empat tahap kegiatan yaitu, perencanaan, tindakan, observasi, dan refleksi. Subjek penelitian adalah peserta didik kelas XI-7 SD SMA Negeri 4 Banjarmasin yang berjumlah 36 orang. Teknik pengumpulan data yang digunakan adalah observasi, dokumentasi, dan tes. Hasil penelitian pra siklus menunjukkan bahwa hasil rata-rata keaktifan peserta didik sebesar 48%, sedangkan pada siklus I memperoleh persentase 71.62% dan meningkat sebesar 80,21% pada siklus II. Dengan demikian dapat disimpulkan bahwa penggunaan model Problem Based Learning dengan pendekatan TPACK dapat meningkatkan keaktifan belajar peserta didik.