{"id":13514,"date":"2024-02-17T15:45:42","date_gmt":"2024-02-17T08:45:42","guid":{"rendered":"https:\/\/bte-jkt.telkomuniversity.ac.id\/?p=13514"},"modified":"2026-11-05T15:20:45","modified_gmt":"2026-11-05T08:20:45","slug":"photonic-crystal-pcs","status":"publish","type":"post","link":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/photonic-crystal-pcs\/","title":{"rendered":"Photonic Crystal (PCS)"},"content":{"rendered":"<p><!--ar-restyled--><\/p>\n<style>.single .content-image{text-align:center}.single .content-image img{display:block !important;width:100% !important;max-width:560px !important;height:auto !important;margin:0 auto 8px !important;border-radius:12px}.ar-old{line-height:1.75;color:#2F3238}.ar-old p{margin:0 0 16px}.ar-old img{display:block;max-width:100% !important;height:auto !important;margin:18px auto;border-radius:12px}.ar-old figure{margin:18px auto;text-align:center}.ar-old figure figcaption{font-size:14px;color:#4A4D55;margin-top:6px}.ar-old .wp-block-gallery{display:flex !important;flex-wrap:wrap;gap:12px;justify-content:center;margin:20px 0}.ar-old .wp-block-gallery figure{flex:1 1 calc(50% - 12px);max-width:calc(50% - 6px);margin:0}.ar-old .wp-block-gallery img{margin:0;width:100%;object-fit:cover}.ar-old .ar-h,.ar-old h2,.ar-old h3,.ar-old h4{margin:26px 0 10px;font-size:20px;font-weight:700;color:#23252D;line-height:1.4}.ar-old ul,.ar-old ol{margin:0 0 18px 22px}.ar-old li{margin:0 0 6px}.ar-old blockquote{margin:24px 0;padding:18px 22px;border-left:4px solid #E30613;background:#F4F3EF;font-weight:600;color:#23252D}.ar-old table{width:100%;border-collapse:collapse;margin:18px 0;display:block;overflow-x:auto}.ar-old td,.ar-old th{border:1px solid #E3DFD3;padding:8px 12px}.ar-note{margin:28px 0 0;padding:18px 22px;background:#23252D;color:#F4F3EF;border-radius:12px;line-height:1.65}.ar-note a{color:#9FC3E4;text-decoration:underline}@media(max-width:600px){.ar-old .wp-block-gallery figure{flex:1 1 100%;max-width:100%}}<\/style>\n<div class=\"ar-old\">\n<h2 class=\"wp-block-heading\">Photonic Crystal (PCS)<\/h2>\n<p>Photonic Crystal is a nanoscale periodic structure designed to control the flow of light (photons) in a way similar to how an ordered crystal controls the flow of electrons in a semiconductor. It consists of periodic structures that produce a photonic energy gap, within which light cannot propagate at certain frequencies, just as with energy bands in crystals in the electron context.<\/p>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"580\" height=\"330\" onerror=\"this.style.display='none'\" class=\"wp-image-13515\" src=\"https:\/\/bte-jkt.telkomuniversity.ac.id\/wp-content\/uploads\/2024\/02\/image-3.webp\" alt=\"\" srcset=\"https:\/\/bte-jkt.telkomuniversity.ac.id\/wp-content\/uploads\/2024\/02\/image-3.webp 580w, https:\/\/bte-jkt.telkomuniversity.ac.id\/wp-content\/uploads\/2024\/02\/image-3-300x171.webp 300w, https:\/\/bte-jkt.telkomuniversity.ac.id\/wp-content\/uploads\/2024\/02\/image-3-255x145.webp 255w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><\/figure>\n<p>The following are some basic concepts of Photonic Crystals:<\/p>\n<ol>\n<li><strong>Photonic Bandgap<\/strong>One of the most important features of photonic crystals is their ability to create an energy gap, that is, a range of frequencies in which the propagation of light (photons) is forbidden. This is similar to the energy gap in crystals in the electron context, where electrons cannot occupy certain energy levels within a given range.<\/li>\n<li><strong>Light Guidance<\/strong>Photonic crystals can function as light guides, allowing control of light flow and concentration of light at a very small scale. This enables applications in photonic devices such as lasers, modulators, and photodetectors.<\/li>\n<li><strong>Dispersion Control<\/strong>Photonic crystals allow control of light dispersion, which can be used to produce unique optical properties such as negative dispersion, in which light with a shorter wavelength has a higher phase velocity than light with a longer wavelength.<\/li>\n<li><strong>Applications<\/strong>Photonic crystals have various applications in the field of photonic technology, including optical communication, optical signal processing, optical sensors, and other optoelectronic devices.<\/li>\n<\/ol>\n<p>Photonic crystals have been the subject of extensive research in optics and photonics because of their potential to bring major advances in photonic devices and applications in the future.<\/p>\n<p>Applications of Photonic Crystals are very diverse and continue to grow with advances in the understanding and technology of photonic crystals. The following are some of the main applications:<\/p>\n<ol>\n<li><strong>Integrated Optical Devices<\/strong>One of the main applications of photonic crystals is in integrated optical devices. Photonic crystals can be used to create microstructures that guide, manipulate, and focus light with high precision. This is useful in developing integrated optical circuits for optical communication, information processing, and optical computing.<\/li>\n<li><strong>Photodetectors and Optical Sensors<\/strong>Photodetectors and optical sensors use photonic crystal principles to improve sensitivity and responsivity. Photonic crystals can be used to improve light collection efficiency and increase light detection sensitivity across various wavelength ranges.<\/li>\n<li><strong>Photonic Crystal Lasers<\/strong>Photonic crystals can be used in laser design to produce unique optical properties, such as controlled mode distribution, single-mode lasing, and high efficiency. This opens the door to developing smaller, more efficient, and more advanced lasers for various applications such as optical communication, medicine, and material processing.<\/li>\n<li><strong>Optical Filters and Demultiplexers<\/strong>Photonic crystals can be used to create highly selective optical filters and demultiplexers that separate optical signals into different frequency channels. This is useful in optical communication systems that require precise and efficient separation of light channels.<\/li>\n<li><strong>Micro Light Guides<\/strong>Photonic crystals can also be used as micro light guides, which allow control of light flow within microscopic structures. This can be exploited in devices such as integrated optical waveguides, optical interferometers, and other micro-optical components.<\/li>\n<li><strong>Optical Metamaterials<\/strong>Photonic crystals are often used in the development of optical metamaterials, which are artificial materials with optical properties not found in natural materials. Optical metamaterials have the potential to produce negative refractive index effects, super-resolution focusing, and unique light reflection.<\/li>\n<\/ol>\n<p>These are just a few examples of the many potential applications of photonic crystals. As research continues, new and innovative applications are expected to emerge in various fields of photonic technology.<\/p>\n<\/div>\n<div class=\"ar-note\">Follow the latest news and activities of the Bachelor of Telecommunication Engineering Study Program on Instagram <strong>@bte_telu_jkt<\/strong> and the official website <strong>bte-jkt.telkomuniversity.ac.id<\/strong>.<\/div>","protected":false},"excerpt":{"rendered":"<p>Photonic Crystal (PCS) Photonic Crystal (Kristal Fotonik) adalah struktur periodik nanoskala yang dirancang untuk mengontrol aliran cahaya (foton) dengan cara yang mirip dengan cara kristal berurutan mengontrol aliran elektron dalam semikonduktor. Mereka terdiri dari struktur periodik yang menghasilkan celah energi fotoni, yang mana di dalamnya, cahaya tidak dapat berpropagasi pada frekuensi tertentu, seperti yang terjadi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":13518,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"wds_primary_category":18,"_joinchat":[],"footnotes":""},"categories":[32],"tags":[],"class_list":["post-13514","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-artikel"],"_links":{"self":[{"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/posts\/13514","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/comments?post=13514"}],"version-history":[{"count":2,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/posts\/13514\/revisions"}],"predecessor-version":[{"id":15614,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/posts\/13514\/revisions\/15614"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/media\/13518"}],"wp:attachment":[{"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/media?parent=13514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/categories?post=13514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bte-jkt.telkomuniversity.ac.id\/en\/wp-json\/wp\/v2\/tags?post=13514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}