MetalurgijaPub Date : 2020-08-02DOI: 10.14203/metalurgi.v35i1.550
Muhammad Fahmi, S. Sutrisno, Bambang Hermanto, T. Sudiro
{"title":"LAPISAN FLAME SPRAYED SS430-AL PADA BAJA KARBON: STRUKTUR DAN KETAHANAN OKSIDASI TEMPERATUR TINGGI","authors":"Muhammad Fahmi, S. Sutrisno, Bambang Hermanto, T. Sudiro","doi":"10.14203/metalurgi.v35i1.550","DOIUrl":"https://doi.org/10.14203/metalurgi.v35i1.550","url":null,"abstract":"Pada penelitian ini, telah dilakukan proses pelapisan serbuk SS430 murni dan SS430-10Al pada substrat baja karbon rendah dengan teknik flame spray guna meningkatkan ketahanannya terhadap oksidasi pada temperatur tinggi. Untuk menganalisa ketahanan oksidasi dari lapisan tersebut, masing-masing sampel diuji oksidasi pada temperatur 550°Cselama 10 siklus dengan sampel pembanding adalah baja karbon tanpa pelapisan. Struktur lapisan yang terbentuk pada permukaan sampel sebelum dan sesudah uji oksidasi dianalisa dengan menggunakan X-Ray Diffractometer (XRD) danScanning Electron Microscope-Energy Dispersive X-ray Spectroscopy (SEM-EDX). Analisis XRD lapisan hasil flame spray sebelum uji oksidasi menunjukkan bahwa lapisan SS430 murni tersusun atas fasa (Fe-Cr) dan lapisan SS430-10 Al terdiri atas fasa (Fe-Cr) dan Al. Hasil analisis mikrostruktur pada lapisan hasil flame spray menunjukkan bahwa dengan penambahan alumunium, lapisan yang terbentuk lebih tebal dan mengikat dengan tingkat porositas yang lebih sedikit. Namun, evaluasi oksidasi menunjukkan bahwa lapisan SS430 murni memiliki ketahanan terhadap oksidasi yang lebih baik dibandingkan dengan lapisan SS430-10Al dan substrat tanpa coating.","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":"35 1","pages":"19-26"},"PeriodicalIF":0.6,"publicationDate":"2020-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44045224","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-07-26DOI: 10.24215/4516643e021
P. Moreno
{"title":"Una mirada sobre el guion de Tejen","authors":"P. Moreno","doi":"10.24215/4516643e021","DOIUrl":"https://doi.org/10.24215/4516643e021","url":null,"abstract":"El siguiente artículo analiza el guion de Tejen (Rabe, 2014) como continuación de las primeras conclusiones a las que se pudo arribar en la tesis de grado El guion moderno, un juego de escritura audiovisualizante. Se recogen para ello tres ejes, que vertebraron el desarrollo del trabajo: la práctica guionística como proceso de escritura audiovisualizante, la concepción de la estructura dramática como un sistema narrativo ajustado a reglas de juego internas, y una aproximación al análisis de relatos audiovisuales bajo una modalidad narrativa mixta. ","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48580359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-07-26DOI: 10.24215/4516643e020
Ricardo J. A. Ercolalo
{"title":"Argentina de pie","authors":"Ricardo J. A. Ercolalo","doi":"10.24215/4516643e020","DOIUrl":"https://doi.org/10.24215/4516643e020","url":null,"abstract":"Este trabajo consiste en el análisis iconográfico de uno de los afiches diseñados por el Frente de Todos: Argentina de pie, para la campaña gráfica presidencial argentina que tuvo como candidato al nuevo presidente de la Nación Argentina Alberto Fernández. El análisis considera los elementos compositivos de la pieza gráfica, el mensaje icónico y lingüístico y las posibles relaciones intertextuales.","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44842576","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-07-26DOI: 10.24215/4516643e018
M. Ferrari
{"title":"Música de Narcos","authors":"M. Ferrari","doi":"10.24215/4516643e018","DOIUrl":"https://doi.org/10.24215/4516643e018","url":null,"abstract":"Las series se han convertido en uno de los formatos audiovisuales más populares de nuestros tiempos y la música —que forma parte de ellas— en un lenguaje que aporta desde lo simbólico como elemento narrativo y comunicacional fundamental. Este artículo propone un análisis en torno a la relación entre los elementos musicales, sonoros y semánticos de la música de la serie estadounidense Narcos y la reproducción de estereotipos socioculturales vinculados al imaginario cultural de lo latinoamericano.","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":"1 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41867149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-02-17DOI: 10.14203/metalurgi.v34i3.487
I. Setiawan
{"title":"Reaksi Karbotermik Nickeliferous Sintetik dengan Campuran Batubara Subbituminous dan Sulfur Kadar Tinggi","authors":"I. Setiawan","doi":"10.14203/metalurgi.v34i3.487","DOIUrl":"https://doi.org/10.14203/metalurgi.v34i3.487","url":null,"abstract":"","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-02-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43284770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-02-17DOI: 10.14203/metalurgi.v34i3.489
N. Nursam
{"title":"PENGARUH MATERIAL COUNTER ELECTRODE PADA DYE-SENSITIZED SOLAR CELL","authors":"N. Nursam","doi":"10.14203/metalurgi.v34i3.489","DOIUrl":"https://doi.org/10.14203/metalurgi.v34i3.489","url":null,"abstract":"Sel surya tersensitasi pewarna atau dye-sensitized solar cell (DSSC) merupakan sel surya generasi ketiga yang teknologinya sangat menjanjikan untuk untuk menjadi alternatif sel surya berbasis silikon. DSSC umumnya memiliki dua bagian utama, yaitu working electrode (anoda) dan counter electrode (katoda). Counter electrode memiliki peran krusial pada DSSC, utamanya sebagai katalis untuk mempercepat reaksi reduksi-oksidasi pada elektrolit. Dengan demikian, pemilihan jenis material pada bagian counter electrode memiliki pengaruh signifikan terhadap performa DSSC secara keseluruhan. Platina merupakan salah satu material yang sangat umum digunakan pada counter electrode DSSC dikarenakan karakteristiknya yang hampir mendekati counter electrode ideal. Material counter electrode lain seperti karbon dan poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) juga digunakan sebagai alternatif counter electrode platina yang memiliki harga yang mahal dan persediaan terbatas. Dalam paper review ini akan dibahas mengenai berbagai usaha yang dilakukan untuk meningkatkan performa DSSC menggunakan counter electrode platina, karbon dan PEDOT:PSS. Usaha tersebut meliputi peningkatan aktivitas katalis, konduktivitas, porositas, dan luas permukaan counter electrode. Beberapa penelitian telah membuktikan bahwa karbon dan PEDOT:PSS mampu menghasilkan performa DSSC yang mendekati dan bahkan melebihi counter electrode platina. Pengaruh variasi metode deposisi dan jenis komponen lain seperti fotoanoda, dye , dan elektrolit terhadap performa DSSC dengan counter electrode platina, karbon dan PEDOT:PSS juga dibahas dalam paper ini. Pemilihan material dan komponen DSSC yang sesuai, sangat penting dilakukan untuk menghasilkan sel surya dengan performa tinggi.","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":" ","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-02-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45526649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MetalurgijaPub Date : 2020-02-16DOI: 10.14203/metalurgi.v34i3.485
Beny Bandanadjaja, Dewi Idamayanti, Rinaldy Alviana Hanafi
{"title":"RANCANGAN PROSES MATERIAL AISI 4140 UNTUK MENINGKATKAN KUALITAS DIFFUSER YANG AUS KARENA BEBAN EROSI","authors":"Beny Bandanadjaja, Dewi Idamayanti, Rinaldy Alviana Hanafi","doi":"10.14203/metalurgi.v34i3.485","DOIUrl":"https://doi.org/10.14203/metalurgi.v34i3.485","url":null,"abstract":"","PeriodicalId":18462,"journal":{"name":"Metalurgija","volume":"34 1","pages":""},"PeriodicalIF":0.6,"publicationDate":"2020-02-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42747543","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}