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	<title>silicon nitride nanopillars &#8211; BIOENGINEER.ORG</title>
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		<title>Sub-Millimeter Waveguide Enables Full-Color AR Glasses in a Single Lens</title>
		<link>https://bioengineer.org/sub-millimeter-waveguide-enables-full-color-ar-glasses-in-a-single-lens/</link>
		
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		<pubDate>Thu, 08 May 2025 17:08:57 +0000</pubDate>
				<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[achromatic metagratings]]></category>
		<category><![CDATA[augmented reality]]></category>
		<category><![CDATA[silicon nitride nanopillars]]></category>
		<category><![CDATA[single-layer waveguide]]></category>
		<category><![CDATA[wearable AR technology]]></category>
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					<description><![CDATA[In the rapidly evolving landscape of augmented reality (AR), one persistent challenge has hindered the widespread adoption of truly wearable AR devices: the bulk and weight of current optical systems. Despite remarkable advancements in display technology, the physical structure of AR glasses remains cumbersome, limiting user comfort during extended use. Researchers at the Pohang University [&#8230;]]]></description>
		
		
		
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