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You are right too. But the other image don't show us the main: the crystalline struckture of this material. It is "normal" to see the colorful thin oxide layer at remelted hafnium metal samples. Also at ebeam remelted material, because Hf is a very good
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57:– Pure (99.9 %), argon arc remelted hafnium-ingots with visible crystalline structures. View of the front- and backside. Colors are a thin film effect in the oxide layer.
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A true white background looks always overexposed for me. This image was taken on a frosted glass plate (milk glass plate?). --
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Fair enough. Though I'd like to see your reply to
Hahnchen before !voting, as I agree that the second image is quite nice. —
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which also shows the metal unoxidised has a greater encyclopedic value. -
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a nice and high resolution view of remelted hafnium pellets
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Promoted File:Hafnium pellets with a thin oxide layer.jpg
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Voting period is over. Please don't add any new votes.
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Knowledge:Featured_pictures/Sciences/Materials_science
118:- Would a pure white background work better? —
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