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Vor 17 Stunden · Malcolm X. Malcolm X (born Malcolm Little, later el-Hajj Malik el-Shabazz; May 19, 1925 – February 21, 1965) was an American Muslim minister and human rights activist who was a prominent figure during the civil rights movement. A spokesman for the Nation of Islam (NOI) until 1964, he was a vocal advocate for Black empowerment and the ...
Vor 17 Stunden · When the substrate is heated to the growth temperature (~600 to 850 °C), the continuous iron film breaks up into small islands with each island then nucleating a carbon nanotube. The sputtered thickness controls the island size and this in turn determines the nanotube diameter. Thinner iron layers drive down the diameter of the islands and drive down the diameter of the nanotubes grown. The ...
