Warum die Erfindung der blauen LED fast unmöglich war
Veritasium auf Deutsch
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July 26, 2025
Veritasium auf Deutsch
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LED Lighting Upgrades
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YKYI Cordless Vacuum Cleaner, 40KPa Suction 450W Motor with 2 Modes, 50-Min Runtime & Foldable Design, Cordless Stick Vacuum with LED Display for Home Hard Floors/Pet Hair(Royal Purple)
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Ksipze led Lights Strip for Bedroom 100FT,Smart Music Sync RGB Color Changing with App and Remote Control, Power Supply Led Strip Lights Lumiere LED for Room Home Party Decoration
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Bark Shield- The BarkShield Pro, 2025 New Bark Shield Anti Barking Device for Dogs, with HD Display and LED Flashlight, with a Single Press, Attract Your Dog's Attention (Black-1pcs)
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G5 Flashlight - G5 Rechargeable EDC Flashlight, G5 Pocket-Sized LED Light 400 Lumens, 180° Rotation Dual Light IP68 Waterproof Magnetic Mini Flashlight for Outdoor, Emergency & Daily Carry (Green)
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Rolanstar Computer Desk with Power Outlets & LED Light, 39 inch Home Office Desk with 3 Drawers and Storage Shelves, Writing Desk with Monitor Stand, Work Desk for Home Office,White
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LED Desk Lamp with Dual Heads, Height Adjustable, USB Charging Port, 5 Light Modes & Dimmable Brightness, Bedside Lamp for Reading, Crafting, Work, Study (White, 15W)
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Socket Fan Light, Eonini 2-in-1 Small Ceiling Fan with Lights and Remote, 3 Colors Dimmable LED Light Bulb Fan, 1000LM, Easy Install Screw-in E26 Base for Bedroom Kitchen Garage Living Room
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BRIGHTFOCAL New Screen Replacement for Lenovo Ideapad 330-15IKB 151KB Non-Touch (NOT Work for Touch) Type 81DE 15.6" HD WXGA Slim LCD LED LCD Screen Display
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Wireless Earbuds, 2025 New Bluetooth 5.4 Headphones HiFi Stereo with 4 ENC Mic, 40H Mini Ear Buds In-Ear Noise Cancelling Earbuds with LED Screen, Ultra Light USB-C Bluetooth Earphones for Android iOS
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Wireless Earbuds, Bluetooth Headphones 5.3 NEW Ear Buds with 4 ENC Noise Cancelling Mic, Deep Bass HiFi Stereo 40H in Ear Earphones with LED Display, IP7 Waterproof Wireless Headphones for Android/iOS
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