hydrargyrum

  • 71Parabolic aluminized reflector light — A Parabolic Aluminized Reflector luminaire 20 PAR cans A parabolic aluminized refle …

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  • 72Stage lighting instrument — Stage lighting instruments are used in stage lighting to illuminate theatrical productions, rock concerts and other performances taking place in live performance venues. They are also used to light television studios and sound stages.Terminology… …

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  • 73Nernst glower — The Nernst glower is an obsolete device for providing a continuous source of (near) infrared radiation for use in spectroscopy. Typically it was in the form of a cylindrical rod or tube composed of a mixture of certain oxides such as zirconium… …

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  • 74Deuterium arc lamp — A deuterium arc lamp (or simply deuterium lamp) is a low pressure gas discharge light source often used in spectroscopy when a continuous spectrum in the ultraviolet region is needed. Contents 1 Principle of operation 2 Deuterium lamp spectra 3… …

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  • 75Centennial Light — The Centennial Light hanging in the Livermore, California Firehouse The Centennial Light is the world s longest lasting light bulb. It is at 4550 East Avenue, Livermore, California, and maintained by the Livermore Pleasanton Fire Department.[1]… …

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  • 76LED lamp — An LED lamp (LED light bulb) is a solid state lamp that uses light emitting diodes (LEDs) as the source of light. The LEDs involved may be conventional semiconductor light emitting diodes, organic LEDs (OLED), or polymer light emitting diodes… …

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  • 77Mercury (element) — gold ← mercury → thallium Cd ↑ Hg ↓ Cn …

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  • 78Crackle tube — A small battery powered Luminglas device, turned on. A small battery powered Luminglas device, turned …

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  • 79Mercurium — Eigenschaften …

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  • 80Quecksilber(II)-amidchlorid — Strukturformel Allgemeines Name Quecksilber(II) amidchlorid Andere Namen …

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