78 research outputs found

    Synthesis and structural characterization of m-terphenyl Schiff base ligands and their aluminum complexes

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    2,4,6-Triphenylbenzaldehyde 1 undergoes a condensation reaction with 2-aminophenol to give N-(2′,4′,6′-triphenylbenzylidene)-2-iminophenol (TPIP) 2. The imine 2 can be reduced with NaBH4 in ethanol to form N-(2′,4′,6′-triphenylbenzyl)-2-aminophenol (TPAP) 3. Addition of trimethylaluminum to 2 or 3 results in the formation of the complexes TPIP-AlMe2·AlMe3 (4) or TPAP-AlMe2 (5). Compounds 2, 3, and 4 have been crystallographically characterized. [ABSTRACT FROM AUTHOR]Peer reviewedFinal article publishedSchiff basesN,O ligandsaluminumm-terphenylX-ray crystallograph

    Monitoring and mapping imperfections in silane-based self-assembled monolayers by chemical amplification

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    This paper describes an innovative and simple technique for analyzing defects in silane-based self-assembled monolayers. The assembly of monolayers is a simple method for chemically modifying surfaces, which can be important for resisting chemical attack or adhesion of biomolecules. Measuring the molecular scale properties of monolayers and the reproducibility of their ability to uniformly modify a surface requires tools that provide limits of detection at the level of at least a few atoms per million with specificity to the top couple nanometers of the surface. To achieve this level of sensitivity a new technique is developed that combines spectroscopy and microscopy techniques (particularly atomic force microscopy) with chemical amplification of exposed silicon in self-assembled monolayers of silane molecules. This development is an important achievement for monitoring the quality of monolayers as a function of modifications to the method(s) used to deposit the silane molecules. Techniques presented here could be easily extended to assessing the molecular scale quality of other surface modifications.Peer reviewedFinal article publishe

    Influence of Stepwise Increased Organic Loading on Anaerobic Mono-digestion of Dead Fish in Sequencing Batch Reactor Process

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    © 2022, The Author(s), under exclusive licence to Springer Nature B.V.Highly nutrient content dead fish (DF) waste can be considered a potentially valuable substrate for the anaerobic digestion (AD) to produce biogas. The effects of stepwise increased organic loading rate (OLR) on the process performance were investigated during mono-digestion of DF waste in anaerobic sequencing batch reactor mode. Two different sets of experiments have been conducted using whole dead fish (RDF) and boneless dead fish (RBDF) and OLR increased in five steps (1.95, 2.39, 2.73, 3.19, and 3.64 g VS/L/days) during the operational period. With the increasing of OLR, the biogas production rate increased by 79.07% and 58.20% at the end of the operation of RDF and RBDF, respectively. Higher alkalinity values throughout the experiment maintained stable pH values in between 7.87 to 8.01 for both RDF and RBDF. Total volatile fatty acids kept accumulating with the increasing OLR and the final concentrations were 7.69 ± 0.16 and 8.33 ± 0.19 g/L in RDF and RBDF, respectively. Overall, decreasing COD and VS removal efficiencies resulted in decreasing methane yields. The energy recovery rate was maintained at > 60% with the maximum OLR of 3.64 g VS/L/d of DF waste demonstrating its feasibility in the AD process as the only carbon source. Graphical Abstract: [Figure not available: see fulltext.].11Nsciescopu

    PENERAPAN KOMPETENSI PEDAGOGIK OLEH GURU MATA PELAJARAN SEJARAH DI SMA NEGERI 1 SUMPIUH DALAM MENGEJAR KETERTINGGALAN PEMBELAJARAN PASCA PANDEMI COVID-19

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    Penerapan Kompetensi pedagogik penting untuk dilaksanakan oleh guru mata pelajaran sejarah. Pasca pandemi Covid-19 seperti saat ini, guru perlu meningkatkan kembali kemampuan pedagogiknya agar mampu mengejar ketertinggalan pembelajaran sejarah di masa pandemi yang telah berlangsung kemarin. Tujuan penelitian ini antara lain (1) Mengetahui bagaimana penerapan kompetensi pedagogik guru mata pelajaran sejarah di SMAN 1 Sumpiuh, (2) mengidentifikasi upaya guru meminimalisir kendala yang dihadapi dalam menerapkan kompetensi pedagogik pada pembelajaran di SMAN 1 Sumpiuh, (3) menganalisis solusi yang ditempuh guru mata pelajaran sejarah dalam menerapkan kompetensi pedagogik pada pembelajaran di SMAN 1 Sumpiuh. Penelitian ini menggunakan metode penelitian kualitatif. Lokasi penelitian dilaksanakan di SMAN 1 Sumpiuh. Sumber data penelitian meliputi; Informan yang terdiri dari guru mata pelajaran sejarah di SMA Negeri 1 Sumpiuh, berjumlah tiga (3) orang dan peserta didik berjumlah lima (5) orang, fenomena kegiatan pembelajaran dan Studi Dokumen berupa; RPP, Power Point Interaktif dan modul belajar. Metode pengumpulan data dalam penelitian ini berupa: metode observasi, studi dokumen dan metode wawancara. Teknik keabsahan data menggunakan triangulasi sumber dan triangulasi metode. Teknik analisis data yang digunakan terdiri dari pengumpulan data, reduksi data, penyajian data dan penarikan kesimpulan. Hasil penelitian ini menunjukan bahwa (1) Guru telah menerapkan sebagian besar dari sepuluh sub kemampuan kompetensi pedagogik dalam penyampaian pembelajaran sejarah, (2) minimalisir kendala yang dilaksanakan guru mata pelajaran sejarah dalam melaksanakan kompetensi pedagogik guna menekan kendala agar tidak semakin berdampak besar, (3) Solusi yang ditempuh guru untuk mengatasi kendala dapat dikatakan berhasil mengejar beberapa aspek pendidikan yang tertinggal. Kesimpulan dari hasil penelitian ini, penerapan kompetensi pedagogik guru mata pelajaran sejarah di SMAN 1 Sumpiuh telah menunjukan hasil yang baik. Kendala yang ditemukan dapat di minimalisir sehingga tidak semakin berdampak luas, solusi yang dilaksanakan dapat dikatakan berhasil mengejar ketertinggalan pembelajaran. Saran yang ingin peneliti berikan kepada guru, hendaknya perlu ditingkatkan lagi dalam memberikan fasilitas dan pengembangan potensi peserta didik. Untuk sekolah, hendaknya untuk menambah fasilitas belajar yang mendukung untuk pembelajaran Kurikulum Merdeka

    Особливості правової моделі ханафітського мазгабу

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    Статья Исмагилова С.В. «Особенности правовой модели ханафитского мазхаба» исследует возникновение и развитие ханафитского мазхаба – правовой школы имама Абу Ханифы. В работе автор исследует источники фикха, феномен возникновения мазхабов и особенности правовой модели ханафитского мазхаба. В статье подчеркивается, что мазхаб ханафитов явился результатом научно-правовой деятельносты не только самого Абу Ханифы, но также и его учеников. Ключевые слова: ханафитский мазхаб, мусульманское право, иджтихад.The article by Ismagilov S.V. "Features of the jural model of the Hanafi school of thought" investigates the origin and development of the Hanafi school of thought - the juridical school of Imam Abu Hanifa. In this paper, the author analyses the sources of fiqh, the phenomenon of emergence of schools of thought and peculiarities of the juridical model of the Hanafi school of thought. The paper stresses that Madh'hab Hanafi is a product of scientific and jural activities not only of Abu Hanifa, but his disciples also. Key-words: juridical school of Abu Hanifa, Moslem jury, idgtikhad

    Qalandar-name. Chapter 8: “Praises to Four Imams” »

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    Presented fragment is the next part of the translation of the medieval poetic text “Qalandar-name” written by Abu Bakr Qalandar, the Sufi scholar from Crimea. This Chapter is devoted to praises to four founders of schools of islamic law (madhhab): an-Numan Abu Hanifa, Mukhammad ash-Shafii, Ahmad ibn Hanbal and Malik ibn Anas. Incorrect order of praises of Imams (Ibn Malik is mentioned after other three imams) shows that author of source belongs to Shafii madhhab. The author mentions the virtues of these imams, making the main emphasis on their knowledge. Reviewing their accomplishments author mentions “hundred usul”, “Mystery of Mohammads soul”, relating to Abu Hanifa. Imam Ibn Hanbal was notable for metapharistic translation of Quran and was called “Imam of faithfuls”(although he was a subject of inquisition by mutazilits for his views on creation of Quran). Malik Ibn Anas “cleaned the house from war and demons”, he was “mujtaheed”; here we give our own rendering of Abu Bakr Qalandar’s assumptions. In this chapter Abu Hanifa is resembled to “mind”, ash-Shafi to “soul”, Ibn Hanbal to “key to perception”, and imam Malik to “revelation” and transition from worldly to spiritual – paring the skin, that was written by many other sufi theorists. Also Abu Bakr acknowledges the legitimacy of this four ‘mazhabs’, writing that ‘all of us should follow this four imams and their students’, meaning branches (furu’), legal thesis of madhhabs, that were introduced later by their students

    STUDI KASUS PENATALAKSANAAN PEMBERIAN CAIRAN KOLOIDDAN KRISTALOID PADA PASIEN SEKSIO SESAREA DENGAN ANESTESI SPINAL DI INSTALASI BEDAH SENTRALRSUD TUGUREJO SEMARANG

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    Latar Belakang: Menurut Data Survei Demografi dan Kesehatan Indonesia (SDKI) menunjukkan terjadi kecenderungan peningkatan dari tahun 1991 sampai dengan 2007 yaitu 1,3-6,8%. Hasil Riskesdas tahun 2013 menunjukkan kelahiran metode seksio sesarea sebesar 9,8% dari total 49.603 kelahiran sepanjang tahun 2010 sampai dengan 2013. Saat ini pembedahan seksio sesarea jauh lebih aman dibandingkan masa sebelumnya, karena tersedianya antibiotik, transfusi darah, teknik operasi yang lebih baik, serta teknik anestesi yang lebih sempurna. Hal ini yang menyebabkan timbul kecenderungan untuk melakukan seksio sesarea tanpa indikasi yang kuat (Hanifa, 2009).Tujuan Penelitian: Mengetahui studi kasus penatalaksanaan pemberian cairan koloid dan kristaloid pada pasien seksio sesarea dengan anestesi spinal perioperatif.Metodologi: Studi kasus ini menggunakan metode case studi Sampel berjumlah 4 pasien. Hasil Penelitian: Hasil dari pemberian cairan kristaloid dan koloid, 2 responden yang dilakukan preloading cairan kristaloid mengalami hipotensi setelah diberikan anestesi spinalKesimpulan: Cairan koloid dapat mencegah risiko hipotensi post anestesi spina

    PENGARUH ANGKA HARAPAN HIDUP DAN TINGKAT PENDIDIKAN TERHADAP PERTUMBUHAN EKONOMI DI SUMATERA BARAT PADA TAHUN 2010-2019

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    Economic growth has decreased in West Sumatra Province, while life expectancy has fluctuated and in 2017 it increased and for the average length of schooling it increased. Economic growth should have decreased life expectancy and the average length of schooling has also decreased, while in West Sumatra Province in 2010-2019 it was the opposite. The purpose of this discussion is to find out how much life expectancy and education level affect economic growth in West Sumatra in 2010-2019. The type of research that the author uses is a type of field research (Field Research) to obtain data from the problems studied. The data collection technique that the author uses is a documentation technique for the report on Life Expectancy, Average Years of Schooling and Economic Growth of West Sumatra in 2010-2019. Data processing is carried out quantitatively by using the analytical method using Multiple Linear Regression. Based on the results of this study, the province of West Sumatra in 2010-2019 shows that (1) life expectancy and education level partially have a negative influence on economic growth, each at 5.832 for life expectancy and 8.664 for level of education. (2) simultaneously it is clearly proven that the variable life expectancy and education level have a positive effect on economic growth by having a figure of 75,092.Economic growth has decreased in West Sumatra Province, while life expectancy has fluctuated and in 2017 it increased and for the average length of schooling it increased. Economic growth should have decreased life expectancy and the average length of schooling has also decreased, while in West Sumatra Province in 2010-2019 it was the opposite. The purpose of this discussion is to find out how much life expectancy and education level affect economic growth in West Sumatra in 2010-2019. The type of research that the author uses is a type of field research (Field Research) to obtain data from the problems studied. The data collection technique that the author uses is a documentation technique for the report on Life Expectancy, Average Years of Schooling and Economic Growth of West Sumatra in 2010-2019. Data processing is carried out quantitatively by using the analytical method using Multiple Linear Regression. Based on the results of this study, the province of West Sumatra in 2010-2019 shows that (1) life expectancy and education level partially have a negative influence on economic growth, each at 5.832 for life expectancy and 8.664 for level of education. (2) simultaneously it is clearly proven that the variable life expectancy and education level have a positive effect on economic growth by having a figure of 75,092

    Особливості правової моделі ханафітського мазгабу

    No full text
    Статья Исмагилова С.В. «Особенности правовой модели ханафитского мазхаба» исследует возникновение и развитие ханафитского мазхаба – правовой школы имама Абу Ханифы. В работе автор исследует источники фикха, феномен возникновения мазхабов и особенности правовой модели ханафитского мазхаба. В статье подчеркивается, что мазхаб ханафитов явился результатом научно-правовой деятельносты не только самого Абу Ханифы, но также и его учеников. Ключевые слова: ханафитский мазхаб, мусульманское право, иджтихад.The article by Ismagilov S.V. "Features of the jural model of the Hanafi school of thought" investigates the origin and development of the Hanafi school of thought - the juridical school of Imam Abu Hanifa. In this paper, the author analyses the sources of fiqh, the phenomenon of emergence of schools of thought and peculiarities of the juridical model of the Hanafi school of thought. The paper stresses that Madh'hab Hanafi is a product of scientific and jural activities not only of Abu Hanifa, but his disciples also. Key-words: juridical school of Abu Hanifa, Moslem jury, idgtikhad

    Ebu Hanife ve el-Fıkhu’l-ekber risalesi

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    Bu çalışma, İmâm Ebû Hanîfe Nûman b. Sâbit’e atfedilen el-Fıkhu’l-ekber adlı risâlenin aidiyetine dair tartışmaları ele almaktadır. Hicrî sekizinci yüzyıldan sonraki dönemde İslâm Coğrafyası’nda yaygınlaşan bu eserin müellifine olan nispeti ile muhtevasına yönelik eleştiriler yapılmış, bunun neticesinde bu risâlenin günümüzdeki şekliyle Ebû Hanîfe’ye ait olamayacağına dair bir kanaat oluşmuştur. Risâlenin içeriğine yöneltilen eleştiriler dikkate alınarak bu eserin Ebû Hanîfe’ye olan nispeti, muhtevasının sonradan değiştirilip değiştirilmediği, risâlede geçen konuların ne ölçüde onun görüşlerini yansıttığı gibi temel konulara değinilmiştir. Bu doğrultuda yazma eserler ve ilk dönem kaynaklar incelenerek eserin müellifine olan aidiyetinin doğru olup olmadığı ortaya konulmaya çalışılmış, diğer yandan el-Fıkhu’l-ekber’in muhtevası ile Ebû Hanîfe’nin akaide dair görüşlerinin karşılaştırılması yapılarak bu risâledeki bilgilerle inanç konularındaki görüşleri arasında var olan benzerlik ve farklılıklar tespit edilmiştir. Ayrıca Ebû Hanîfe’ye el-Fıkhu’l-ekber adıyla iki farklı eser nispet edilmektedir. Bu iki ayrı risâle içerisinde hangisinin ona ait olduğunun araştırılması ise çalışmanın ana konularından birisini oluşturmuştur. Böylece erken döneme ait eserlerde el-Fıkhu’l-ekber ismi geçtiğinde hangisinin esas alınması gerektiği konusu netleştirilmeye çalışılmıştır. Ebû Hanîfe’nin diğer akaid risâlelerine yönelik eleştirilere de değinilerek bunlardan hangisinin aidiyetinin daha kuvvetli olduğuna dair oluşan kanaatler zikredilmiştir.This study debates discussions about the al-Fiqh al-Akbar attributed to Imam Abu Hanifa Nûman b. Sâbit. In the period after the eighth century of hijri. Criticisims have been made about relation with author and content of this work which has become widespread in Islamic Geography, in consequence of this there is a consensus that this risala can not belong to Abu Hanifa as it is today. Considering criticisims directed to content of risala, it is mentioned basic topics such as relative this work to Abu Hanifa and whether the content is changed or not afterwards and how reflects of his views. In this direction by viewing manuscripts and first period sources it has been tried to reveal whether the belonging of the work to author is correct or not, on the other hand by comparing content of al-Fiqh al-Akbar with the views of Abu Hanifa about akaid, it was identified similarities and differences between informations in this risala and views of belief. In addition two different works are referred Abu Hanifa in the name al-Fiqh al-Akbar. Investigation which one belongs to him in these risalas has constituted one of the main topics of study. Thus, when al-Fiqh al-Akbar’s name mentions in early works, it has been tried to clarify which should be taken as basis. By referring to Abu Hanifa’s criticisms to other risalas it has been refered to opinions which one of their belongings are strong
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