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仪器简介:晶体中的原子对能量在0~500 eV范围内的电子有很大的散射截面,因此背散射电子中绝大部分是被表面或近表面的原子散射回来的,这就使低能电子衍射(LEED)成为研究表面结构的一个理想的手段。 Reverse View LEED Reverse View LEED是世界上*早的商业化LEED装置 ...
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今日热点
Trump endorses Johnson
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US sanctions Russia, Iran
Near miss for Gonzaga plane
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Final payout for victims
Pending home sales rise
Reach divorce settlement
Smith drops docs appeal
PA voting machine ruling
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