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Optical Sensing Performance of Multimode Polymer Optical Fiber (POF) Coated with ZnO towards Methanol Vapour

http://repository.uhamka.ac.id/id/eprint/17220/

Optical Sensing Performance of Multimode Polymer Optical Fiber (POF) Coated with ZnO towards Methanol Vapour

Ramza, Harry

In this work, optical sensing performance of multimode polymer optical fiber coated with ZnO towards methanol vapour with different concentrations is studied. The etching process of the POF was carried out using chemical etching method. ZnO was synthesized with sol-gel method to obtain the sensitive material coating. The etched optical fiber was then dipcoated with ZnO and dried at 70oC to enhance the binding of the materials and to remove organic residue. Scanning Electron Microscope (SEM), and X-Ray poer Difraction (XRD)analyses were performed to characterize the ZnO layer. The measurements of optical performance were taken using a spectrophotometer in the optical wavelength in the range of 500–8000nm. The absorbance response of the ZnO coated etched fiber reduced proportionally, upon exposure to methanol vapour with concentration in the range of 5%–5

http://repository.uhamka.ac.id/id/eprint/17220/1/9-Optical%20Sensing%20Performance%20of%20Multimode%20Polymer%20Optical%20Fiber%20%28POF%29%20Coated%20with%20ZnO.pdf

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Penelitian Hibah Ristekdikti 2018_Rudy Gunawan

http://repository.uhamka.ac.id/id/eprint/17239/

Penelitian Hibah Ristekdikti 2018_Rudy Gunawan

Gunawan, Rudy

http://repository.uhamka.ac.id/id/eprint/17239/1/2.%20Penelitian%20upload%202018.pdf

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ENHANCING OF STUDENTS’ MATHEMATICAL REFLECTIVE THINKING ABILITY THROUGH KNOWLEDGE SHARING LEARNING STRATEGY IN SENIOR HIGH SCHOOL

http://repository.uhamka.ac.id/id/eprint/17201/

ENHANCING OF STUDENTS’
MATHEMATICAL REFLECTIVE
THINKING ABILITY THROUGH
KNOWLEDGE SHARING
LEARNING STRATEGY IN
SENIOR HIGH SCHOOL

ishaq, nuriadin

http://repository.uhamka.ac.id/id/eprint/17201/1/6.%20ENHANCING%20OF%20STU%20similarity.pdf

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Modul Pembelajaran Menulis Akademik Bahasa Arab

http://repository.uhamka.ac.id/id/eprint/17202/

Modul Pembelajaran Menulis Akademik Bahasa Arab

Fahmi, Ari Khairurrijal

http://repository.uhamka.ac.id/id/eprint/17202/1/MODUL%20AL%20KITABAH%20AL%20AKADIMIYYAH-HKI.pdf

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Modul Pembelajaran Linguistik Umum (Ilmu Allughah Al’Aam)

http://repository.uhamka.ac.id/id/eprint/17203/

Modul Pembelajaran Linguistik Umum (Ilmu Allughah Al’Aam)

Fahmi, Ari Khairurrijal

http://repository.uhamka.ac.id/id/eprint/17203/1/MODUL%20PEMBELAJARAN%20LINGUISTIK%20UMUM.pdf

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Panduan Skripsi Program studi Pendidikan Bahasa Arab

http://repository.uhamka.ac.id/id/eprint/17204/

Panduan Skripsi Program studi Pendidikan Bahasa Arab

Fitri liza, Fitri Liza

http://repository.uhamka.ac.id/id/eprint/17204/1/PANDUAN%20SKRIPSI%202021%20FIKS-oktober%20share.pdf

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The development of mathematics higher order thinking skills instrument for grade VIII junior high school

http://repository.uhamka.ac.id/id/eprint/17206/

The development of mathematics higher order thinking skills instrument for grade VIII junior high school

Wahidin, Wahidin

21st-century learning activities require higher order thinking skills including critical and creative thinking. High-level mathematical thinking skills are tools to train and improve higher order thinking skills in mathematics. This study aimed to produce products in the form of a high
level mathematical thinking skills instrument of grade VIII based on Bloom’s Taxonomy containing C4 (Analyze), C5 (Evaluate), and C6 (Creating) questions. Indicators of higher order thinking include analyzing, organizing, differentiating, and linking. Evaluating is judging, checking and criticizing. While creating is generalizing, designing, and producing. This research was conducted at
three junior high schools in Jakarta that consisted of 41, 36 and 36 students respectively. The sample of this research was grade VIII students. The study was conducted during the even semester in 2017. Data collection method used higher order thinking skill test of the eight grade students then
analyzed data with the calculation of validity, reliability, difficulty level, and discrimination power. The result showed that the instrument was valid, reliable, the difficulty level was moderate, and the discrimination power was moderate so the problems in this instrument could be used by teachers to measure students’ high order thinking skills.

http://repository.uhamka.ac.id/id/eprint/17206/1/The%20development%20of%20mathematics%20higher%20order%20thinking%20skills%20instrument%20for%20grade%20VIII%20junior%20high%20school.pdf

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Pengantar Psikolinguistik

http://repository.uhamka.ac.id/id/eprint/17207/

Pengantar Psikolinguistik

Rachmawati, Miatin

http://repository.uhamka.ac.id/id/eprint/17207/1/E-Book%20PENGANTAR%20PSIKOLINGUISTIK_compressedpdf_PDF..pdf

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KESALAHAN GRAMATIKAL DALAM PENERJEMAHAN BAHASA INDONESIA KE DALAM BAHASA ARAB

http://repository.uhamka.ac.id/id/eprint/17208/

KESALAHAN GRAMATIKAL DALAM PENERJEMAHAN BAHASA INDONESIA KE DALAM BAHASA ARAB

Fahmi, Ari Khairurrijal

http://repository.uhamka.ac.id/id/eprint/17208/1/hasil%20layout%20Buku%20KESALAHAN%20GRAMATIKAL%20DALAM%20PENERJEMAHAN%20BAHASA%20INDONESIA%20KE%20DALAM%20BAHASA%20ARAB_compressed.pdf

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Cek Similarity Fora Apps: Examination for the Advancement of Human Rights (Family, Friendship, School, and Work Environment)

http://repository.uhamka.ac.id/id/eprint/17209/

Cek Similarity Fora Apps: Examination for the Advancement of Human Rights (Family, Friendship, School, and Work Environment)

Bandarsyah, Desvian

http://repository.uhamka.ac.id/id/eprint/17209/1/Fora%20Apps_%20Examination%20for%20The%20Advancement%20of%20Human%20Rights%20%28Family%2C%20Friendship%2C%20School%2C%20and%20Work%20Environment%29.pdf

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