1,228 research outputs found
Flexural strengthening of reinforced concrete beams with NSM-CFRP bars using mechanical interlocking
Flexural strengthening of reinforced concrete (RC) beams using near-surface-mounted (NSM) technique has become an attractive alternative for rehabilitation using fiber reinforced polymer (FRP) materials. Previous studies have recommended using available anchoring techniques to overcome premature bonding failure. In this study, mechanical interlocking grooves were utilized to delay or prevent debonding failure. The first part of the study aimed to investigate the bond characteristics for NSM-CFRP bars by conducting several pullout tests on No. 6, No.10, and No.13 CFRP bars. Results indicate that mechanical interlocking grooves can significantly enhance the bonding capacity and prevent or delay premature bonding failure. In the second part, the proposed NSM CFRP strengthening technique was used to strengthen nine RC beams. In addition to longitudinal grooves, the proposed technique consisted of 6 mm wide lateral grooves (or mechanical interlocking) placed at 76 mm on center along the entire length of the strengthened beams. Steel reinforcement ratios of 0.7% and 0.4% were selected. All beam specimens were tested under four-point bending until failure. Results showed that strengthening was more effective for specimens with a lower steel reinforcement ratio. Percentages of enhancement in flexural strength were between 34-68% and 60–128% for specimens with 0.7% and 0.4% steel reinforcement ratios, respectively. Finally, a simple empirical model was created for the experimental results. Theoretical results showed reasonable agreement with the experimental results. However, the maximum load carrying capacity and flexural stiffness were overestimated for beams with a total reinforcement ratio (steel plus CFRP) larger than 1.1%
PENERAPAN PENDEKATAN KONTEKSTUAL ABDULLAH SAEED DALAM PENAFSIRAN KONSEP RAD}A’AH
Al-Qur’an diturunkan dalam konteks sosio-historis tertentu. Pemahaman mengenai konteks saat sebuah ayat diwahyukan dan kriteria linguistik teks merupakan salah satu alat untuk memperoleh pesan yang terkandung di dalamnya. Salah satu produk tafsir yang muncul melalui latar belakang sosio-historis tertentu serta mengalami perkembangan dalam pemahaman dan praktek yaitu rad}a’ah. Penelitian ini akan membahas tentang bagaimana makna historis dan kontemporer rad}a’ah serta hubungannya dengan praktek pemberian Air Susu Ibu (ASI) di Indonesia. Ada 6 ayat yang mengandung term rad}a’ah dalam Al-Qur’an, namun penelitian ini hanya fokus membahas QS. Al-Baqarah: 233 dan QS. Al-Nisa’: 23.
Kajian tentang rad}a>’ah telah banyak dilakukan, namun belum ada yang meneliti menggunakan pendekatan kontekstual Abdullah Saeed. Langkah pertama yang dilakukan yaitu memahami kebahasaan serta konteks makro masyarakat penerima wahyu pertama. Perubahan konteks yang terjadi dari waktu ke waktu, ada kemungkinan membuat makna al-Quran juga ikut berubah. Sehingga perlu mengomunikasikan konteks makro pada masa pewahyuan dengan masa sekarang. QS. Al-Baqarah ayat 233 berada di antara pembahasan tentang perceraian akibat talak dan perceraian akibat kematian untuk memberikan perhatian dan kasih sayang yang besar kepada anak. Adapun penyebab turunnya QS. Al-Nisa’: 23 berkaitan dengan peristiwa yang terjadi saat turunnya QS. Al-Nisa’: 22 tentang kebiasaan orang jahiliyah yang menikahi dua bersaudara.
Hirarki nilai yang terkandung dalam QS. Al-Baqarah 233 yaitu nilai instruksional yang terdiri dari temporal dan universal. Sifat temporal ayat ini yaitu pada praktik rad}a>’ah, sedangkan signifikansi universal dari ayat ini yaitu terciptanya prinsip keadilan dan kesetaraan antara ayah, ibu, dan anak. Adapun QS. Al-Nisa’: 23 mengandung nilai perlindungan. Larangan menikah dengan saudara sesusuan dalam ayat ini adalah penerapan praktis atas perlindungan penghormatan kepada ibu dan saudara sesusuan. Salah satu hal yang ditekankan pada ayat ini yaitu bagaimana relasi sosial yang terbentuk antara anak dan ibu susuan terjalin dengan baik. Di Indonesia, praktek menyusui mengalami perbaikan dari tahun ke tahun, namun masih dinilai kurang cukup. Maka dari itu, penerapan dari konsep rad}a’ah pada QS. Al-Baqarah: 233 perlu dilakukan agar gizi anak tercukupi secara maksimal. Selain itu, ketika seorang anak disusukan ke perempuan lain, baik anak yang disusui maupun orang tuanya perlu menjaga hubungan baik dengan ibu susuan sebagai bentuk penghormatan terhadapnya
Impact of Web technologies on student-lecturer expert power relationship
Expert power is “the power that comes from having knowledge and expertise in a particular area” (Nazarko, 2004). In the history of the development of higher education, the relationship between the lecturer and the students has changed because of many different factors. Before the internet and web revolution, the lecturer used to be the main information source for his/her students. The web as a modern source of knowledge is now used universally and this spreading trend might affect the relationship between the lecturer and his students. Understanding the impact of this change appears to be important as it would be employed in improving teaching techniques. In this area, many studies have focused on the impact of using the internet and web applications on students and lecturers. These studies have widely investigated this impact on student’s achievements, attitude and also have shown how the role and performance of the faculty have changed. This paper aims to investigate the impact of using web resources as a source of knowledge on the student-lecturer relationship from students’ perspectives. The investigation focuses on how students’ knowledge gained from using websites has impacted on the relationship with their lecturer as a knowledgeable person which theoretically means Expert power. 1661 students from 30 universities/ educational institutions participated in this research
A numerical study on mechanical performance of asphalt mixture using a meso-scale finite element model
Hermeneutika Al-Qur’an Kontekstual: Metode Menafsirkan Al-Qur’an Abdullah Saeed
Quranic exegesis has a special place in the development of Islamic intellectual tradition and civilization at large. As the main source of Islamic teaching, for centuries Muslims have attempted to understand the various meanings of the Qur’an in order to be in line with the current needs of the society through the process of contextualization. In this article, the author presents and explains the way in which Abdullah Saeed, a professor in Islamic studies from the the University of Melbourne, Australia, contextualize the meaning of the Quran. In particular, this article analyzes some methodological aspects proposed by Saeed in the qontextualization of the Qur’an: 1) identifying the world of the text; 2) analyzing text critically; 3) connecting the text to the early Islamic community as the first receivers; and 4) relating the text to the current needs of society. Keywords: Quranic exegesis, Abdullah Saeed, tafsir methodology, contextualization
A Molecular Dynamics Investigation on Mechanical Properties of Cross-Linked Polymer Networks
Bunga bank konvensional menurut pandangan Abdullah Saeed
Bunga adalah salah satu pendapatan yang dihasilkan oleh perbankan konvensinal. Dalam praktiknya, yang menggunakan sistem bunga ini bukan hanya di bank saja, tetapi di lembaga keuangan non bank pun juga ada yang menggunakan sistem bunga sebagai sumber pendapatan bisnisnya. Untuk menjelaskan mengenai bunga bank pada penelitian ini, penulis merujuk pada pemikiran Abdullah Saeed. Saeed berpandangan bahwa bunga bank konvensional tidaklah haram, karena tidak mengandung unsur-unsur yang merupakan tujuan utama pelarangan riba.
Rumusan Masalah: Pertama, Bagaimana bunga bank menurut Abdullah Saeed? Kedua, Bgaimana relevansinya dalam dunia perbankan di Indonesia? Jenis penilitian yang digunakan adalah kepustakaan (library research) yaitu mengumpulkan data atau karya ilmiah yang bertujuan dengan objek penelitian atau pengumpulan data yang bersifat kepustakaan, baik berupa buku, catatan, maupun laporan hasil penelitian dari penelitian terdahulu.
Hasil penelitian ini: pertama, Abdullah Saeed memandang bahwa pinjaman dengan sistem bunga tidak menyebabkan ketidakadilan, maka pinjaman tersebut dibolehkan. Saeed melihat bahwa riba di zaman jahiliyah berbeda dengan mekanisme sistem bunga dalam perbankan konvensional saat ini, apalagi sampai pada terjadinya penindasan dan penganiyaan yang dilakukan oleh kreditur kepada debitur. Kedua, Dilihat dari relevansi sosial ekonomi, budaya ekonomi dan ekonomi serta politik ekonomi mengenai bunga bank jika dihubungkan dengan pemikiran Abdullah Saeed di Indonesia saat ini yaitu sangatlah berkaitan. Karena bunga bank memiliki dampak positif bagi bank konvensional maupun para nasabah yang sudah menanamkan modalnya. Dari sistem bunga ini, tidak hanya salah satu pihak saja yang diuntungkan, tetapi kedua belah pihak. Selain itu, transaksi pinjam meminjam dalam sistem perbankan juga dilakukan secara jelas, terbuka dan dilindungi oleh undang-undang. Jadi, kegiatan perbankan di Indonesia sekarang ini sangatlah berkaitan sekali dengan pemikiran Abdullah Saeed tersebut, dan tidak ada pihak yang dirugikan dari sistem bunga bank ini.
ABSTRACT
Interest is one of the incomes that generated by conventional bank. In practice, those who use this interest system are not only banks, but also non-bank financial that use the interest system as a source of their business income. In this study, the author refers to the thoughts of Abdullah Saeed. Saeed thinks that conventional bank interest is not unlawful, because it does not contain elements which are the main purpose of prohibiting usury.
The problem of this study: first, What is the bank's interest according to Abdullah Saeed? Second, What the relevant among the interest and Indonesian banking? The type of research used is library research which is collecting data or scientific work aimed at the object of research or collection of library-based data, both in the form of books, notes and research reports from previous research.
The results of this study: first, Abdullah Saeed views that loans with an interest system do not cause inequity, it is permitted. Saeed sees that usury in the jahiliyah era was different from the current system of conventional banking's interest, moreover it leads to the persecution and abuse by creditors to the debtor. Second, Seeing from the relevance of socio-economic, cultural-economic and political-economic regarding to bank interest if it linked to Abdullah Saeed's thinking in Indonesia today, it is very relevant. Because bank interest has a positive impact on conventional banks its elf and the customers who have invested their capital. From this system, both parties get the benefits. In addition, lending and borrowing transactions in banking system are also carried out clearly, openly and protected by law. So, Indonesian banking activities are very closely related to Abdullah Saeed's thinking and no party is harmed from this bank's interest system
Evaluation of a new bond-type anchorage system with expansive grout for a single FRP rod
Prestressed concrete applications require a high strength prestressing material that could apply and maintain effective compressive force to concrete members. Although fiber reinforced polymer (FRP) materials, especially carbon FRP (CFRP), have the desired strength, no efficient system for its anchorage to concrete has been devised yet. This paper presents an experimental evaluation on a new bond-type anchorage system using an expansive grout as a filling material to anchor CFRP rods. A total of twelve specimens were fabricated and tested. Short-term and long-term pullout tests were performed. The CFRP rods were 0.375 in. (10 mm) and 0.50 in. (13 mm) in diameter. The parameters investigated were the bond length, rod diameter, and curing time of the expansive grout. The experimental results showed that 12 in. (305 mm) and 15 in. (381 mm) were adequate bond lengths to effectively anchor the 0.375 in. (10 mm) and 0.50 in. (13 mm) CFRP rods, respectively. The results also indicated that the anchor strength and stiffness were directly proportional to the bond length, and cross-sectional area ratio of CFRP rods to anchor borehole affected the stiffness and bonding capacity of the proposed anchor. Finally, a numerical analysis was carried out to predict the tensile behavior of FRP anchors. The numerical results had good agreement with the experimental results
THE CONCEPTS OF CONTEXTUAL INTERPRETATION OF THE QUR’AN ABDULLAH SAEED
Along with the demands of modern and contemporary times, Muslim thinkers and scientists are starting to try, to respond, and find solutions to the crisis of how religious traditions are still able to relate to modernity and changing times in general. This article discusses one of the approaches used by contemporary scholars in understanding the Qur’an, one of whom is Abdullah Saeed, a professor of Islamic studies in Australia, who initiated the method of contextualizing the Qur’an. In particular, the author tries to explain methodological aspects from Abdullah Saeed’s point of view in contextualizing the Qur'an. To be able to find answers to these problems, the author tries to collect data from various sources, both primary sources, namely from Abdullah Saeed’s writings, and secondary sources, namely writings related to the main focus. To conclude, the writer tries to analyze the data that has been collected using the theory of character studies by analyzing the environment around the characters and the arguments that are built. The author concludes that the contextual interpretation initiated by Abdullah Saeed is a method of interpreting the text of the verses of the Qur’an which is related to the context of life and conditions society to answer various problems experienced by contemporary society today. Apart from that, in his thinking, Abdullah Saeed has the advantage of the double movement method initiated by Fazlur Rahman, namely he can provide systematic and operational steps in contextualizing the Qur’an.Seiring dengan adanya tuntutan zaman modern dan kontemporer saat ini, para pemikir dan ilmuan Muslim mulai berusaha memberikan respon dan mencari solusi terhadap krisis bagaimana tradisi-tradisi agama tetap mampu berhubungan dengan modernitas dan perubahan zaman secara umum. Artikel ini membahas tentang salah satu pendekatan yang digunakan beberapa ulama kontemporer dalam memahami Al-Qur’an, salah satunya adalah Abdullah Saeed seorang guru besar bidang studi Islam di Australia, yang menggagas metode kontekstualisasi Al-Qur’an. Secara khusus penulis berusaha memaparkan aspek-aspek metodologis dari pandangan Abdullah Saeed dalam melakukan kontekstualisasi Al-Qur’an. Untuk dapat menemukan jawaban dari permasalahan tersebut, penulis berusaha megumpulkan data-data dari berbagai sumber, baik dari sumber primer yakni dari tulisan-tulisan Abdullah Saeed maupun dari sumber sekunder yakni tulisan-tulisan yang berkaitan dengan fokus utama. Guna mendapat kesimpulan, penulis berusaha menganalisis data-data yang telah terkumpul menggunakan teori studi tokoh dengan menganalisa lingkungan sekitar tokoh serta argumentasi-argumentasi yang dibangun. Penulis berkesimpulan bahwa penafsiran kontekstual yang digagas Abdullah Saeed merupakan metode interpretasi teks ayat Al-Quran yang dikaitakan dengan konteks kehidupan dan kondisi masyarakat guna menjawab berbagai persoalan yang dialami masyarakat kontemporer saat ini. Selain itu, dalam pemikirannya Abdullah Saeed memiliki keunggulan dari metode double movement yang digagas oleh Fazlur Rahman, yakni ia mampu memberi sistematika dan langkah-langkah operasional dalam melakukan kontektualisasi Al-Qur’an
PARADIGMA HUKUM ISLAM TEOANTROPOSENTRIS: TELAAH PARADIGMATIS PEMIKIRAN FAZLUR RAHMAN DAN ABDULLAH SAEED
Penelitian ini ingin melihat bagaimana paradigma dan teori penafsiran hukum Fazlur Rahman dan Abdullah Saeed. Teori penafsiran Rahman (double movement) dan Saeed (teori kontekstual), penulis hipotesakan mempunyai sandaran paradigmatis yang mapan. Dalam konteks inilah, tulisan ini juga ingin menelisik bagaimana relasi paradigma dan teori penafsiran hukum mereka berdua. Hal ini penting karena telah terjadi krisis paradigmatis dalam studi hukum Islam, yakni terpisahnya wacana teologi sebagai basis paradigmatis hukum dengan wacana hukum Islam itu sendiri. Tulisan ini berbentuk kajian pustaka terhadap pemikiran Rahman dan Saeed. Sebagai alat analisis, penulis memakai teori paradigma sebagaimana digagas oleh Thomas Kuhn dan yang dikembangkan oleh pemikir lain semisal Kuntowijoyo dan Hans Kung. Tulisan ini menyimpulkan, pertama, paradigma Rahman dan Saeed berporos pada visi teologis yang telah bergeser dari teosentris atau antroposentris ke teoantroposentris. Pergeseran visi teologis tersebut adalah dari keimanan tauhidi yang abstrak ke yang fungsional, dari keadilan formal ke keadilan yang substantif, dari peran akal sebagai the logic of justivication and repetition ke the logic of discovery, dari keterbelengguan manusia (fatalisme) ke kebebasan (freedom). Kedua, konsisten dengan paradigma di atas, Rahman dan Saeed merumuskan teori double movement (gerakan ganda) dan teori kontekstual. Teori kontekstual Saeed adalah pengembangan lebih lanjut dari teori gerakan ganda Rahman. Saeed memperjelas bentuk teori gerakan ganda dan merumuskan hirarki nilai. karena itu penulis mensintesakan teori keduanya sebagai penalaran reflektif hukum berbasis nilai maqa>s}id. [This study wants to see how the paradigm and the theory of law interpretation of Fazlur Rahman and Abdullah Saeed. The theory of Rahman (double movement) and Saeed's interpretation (contextual theory), the hypothesis writer has an established paradigmatic backrest. In this context, this paper also wants to explore how the relations of paradigms and the theory of legal interpretation both of them. This is important because there has been a paradigmatic crisis in the study of Islamic law, namely the separation of theological discourse as a paradigmatic basis of law with the discourse of Islamic law it self. This paper takes the form of a literature study of the thoughts of Rahman and Saeed. As an analysis tool, the author uses paradigm theory as initiated by Thomas Kuhn and developed by other thinkers such as Kuntowijoyo and Hans Kung. This paper concludes, first, that the paradigm of Rahman and Saeed pivots on the theological vision that has shifted from theocentric or anthropocentric to theoanthropocentric. The theological vision shift is from the tauhidi faith which is abstract to the functional, from formal justice to substantive justice, from the role of reason as the logic of justification and repetition to the logic of discovery, from human reluctance (fatalism) to freedom. Second, consistent with the paradigm above, Rahman and Saeed formulated the theory of double movement and contextual theory. Saeed's contextual theory is a further development of Rahman's double movement theory. Saeed clarified the form of double movement theory and formulated a value hierarchy. Therefore the author synthesizes the second theory as a value-based legal reflective reasoning]
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