{"id":148,"date":"2023-06-25T05:06:38","date_gmt":"2023-06-25T05:06:38","guid":{"rendered":"https:\/\/physigeek.com\/id\/polarimeter\/"},"modified":"2023-06-25T05:06:38","modified_gmt":"2023-06-25T05:06:38","slug":"polarimeter","status":"publish","type":"post","link":"https:\/\/physigeek.com\/id\/polarimeter\/","title":{"rendered":"Polarimeter"},"content":{"rendered":"<p>Artikel ini menjelaskan apa itu polarimeter. Jadi Anda akan mengetahui apa saja bagian-bagian polarimeter, cara menggunakan polarimeter dan apa saja jenis-jenis polarimeter. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-un-polarimetro\"><\/span> Apa itu polarimeter?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>Polarimeter<\/strong> adalah alat ukur yang digunakan untuk menentukan sudut rotasi yang disebabkan oleh lewatnya cahaya terpolarisasi melalui zat aktif optik.<\/p>\n<p> Sederhananya, polarimeter digunakan untuk mengukur sudut rotasi yang dihasilkan oleh zat aktif secara optik.<\/p>\n<p> Demikian pula, sudut rotasi yang dihasilkan oleh zat aktif secara optik memungkinkan kita mengetahui struktur molekul dan konsentrasinya, sehingga polarimeter juga memiliki kegunaan ini.<\/p>\n<p> Faktanya, polarimeter adalah instrumen yang digunakan dalam pengendalian kualitas makanan atau produk kimia, karena memungkinkan penentuan kemurnian dan konsentrasi zat aktif optik.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Partes-de-un-polarimetro\"><\/span> bagian polarimeter<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Mengingat pengertian polarimeter, maka bagian-bagian dari alat laboratorium jenis ini dijelaskan di bawah ini:<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Sumber cahaya<\/strong> : ini adalah pemancar cahaya yang memungkinkan analisis dilakukan dengan polarimeter.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Polarizer<\/strong> : Ini adalah perangkat yang mengubah cahaya biasa menjadi cahaya terpolarisasi pada bidang tertentu.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Tabung<\/strong> : terdiri dari tabung yang berisi zat aktif optik yang akan dianalisis. Cahaya meninggalkan tabung dengan sudut rotasi menyimpang.<\/span><\/li>\n<li> <span style=\"color:#101010;font-weight: normal;\"><strong>Analyzer<\/strong> : Ini adalah bagian polarimeter yang mengukur sudut penyimpangan cahaya saat meninggalkan tabung.<\/span> <\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre.png\" alt=\"bagian dari polarimeter, cara kerja polarimeter\" class=\"wp-image-2611\" width=\"725\" height=\"338\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre-300x140.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre-1024x478.png 1024w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre-768x359.png 768w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre-1536x718.png 1536w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/pieces-de-polarimetre.png 2014w\" sizes=\"(max-width: 300px) 100vw, 300px\"><\/figure>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Funcionamiento-de-un-polarimetro\"><\/span> Cara kerja polarimeter<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Pada bagian ini kita akan melihat cara kerja polarimeter:<\/p>\n<ol style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">Agar analit dapat membelokkan cahaya terpolarisasi, secara logika harus ada sumber cahaya terlebih dahulu. Oleh karena itu, pertama-tama kami memancarkan cahaya biasa, umumnya menggunakan lampu uap natrium.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">Kedua, cahaya melewati polarizer untuk mengubahnya menjadi cahaya terpolarisasi.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">Cahaya terpolarisasi kemudian melewati tabung di mana sampel zat aktif optik telah disimpan. Jadi, cahaya meninggalkan tabung pada sudut yang berbeda dari sudut masuknya.<\/span><\/li>\n<li> <span style=\"color:#101010;font-weight: normal;\">Terakhir, polarimeter menganalisis sudut rotasi cahaya dan memberikan hasilnya.<\/span><\/li>\n<\/ol>\n<p> Perhatikan bahwa sudut deviasi cahaya terpolarisasi tidak hanya bergantung pada karakteristik zat aktif optik, tetapi juga pada konsentrasinya dan panjang tabung polarimetri.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tipos-de-polarimetros\"><\/span> jenis polarimeter<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Pada dasarnya, polarimeter dapat diklasifikasikan menjadi empat jenis:<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Polarimeter Manual<\/strong> \u2013 Pengguna harus memutar alat analisa sambil melihat melalui polarimeter. Hal ini terutama digunakan di universitas untuk pengajaran atau di laboratorium kecil.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Polarimeter otomatis<\/strong> : cukup tekan tombol dan polarimeter mengembalikan nilai pengukuran. Mereka cenderung lebih tepat daripada manual.<\/span><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Polarimeter biquartz<\/strong> : memiliki dua pelat setengah lingkaran, satu cocok untuk orang yang tidak kidal dan yang lainnya untuk orang yang tidak kidal.<\/span><\/li>\n<li> <span style=\"color:#101010;font-weight: normal;\"><strong>Polarimeter sinar-X<\/strong> : Polarimeter jenis ini menggunakan sinar-X untuk melakukan pengukuran.<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Artikel ini menjelaskan apa itu polarimeter. Jadi Anda akan mengetahui apa saja bagian-bagian polarimeter, cara menggunakan polarimeter dan apa saja jenis-jenis polarimeter. Apa itu polarimeter? Polarimeter adalah alat ukur yang digunakan untuk menentukan sudut rotasi yang disebabkan oleh lewatnya cahaya terpolarisasi melalui zat aktif optik. Sederhananya, polarimeter digunakan untuk mengukur sudut rotasi yang dihasilkan oleh &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/physigeek.com\/id\/polarimeter\/\"> <span class=\"screen-reader-text\">Polarimeter<\/span> Baca selengkapnya &quot;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[9],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7 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