Science: v.1-v.219Moses King, 1964 |
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Стр. 1140
... electron microscope ( 10 ) at in- strument magnifications of 40,000 and 80,000 . Figure 2 shows two types of molecules of sea snail hemocyanin at pH 3.4 . The rectangular molecules have widths of 290 Å and lengths of 330 Å . A ...
... electron microscope ( 10 ) at in- strument magnifications of 40,000 and 80,000 . Figure 2 shows two types of molecules of sea snail hemocyanin at pH 3.4 . The rectangular molecules have widths of 290 Å and lengths of 330 Å . A ...
Стр. 1251
... electrons with energy of the order of thousands of electron volts , to fusion reaction products with energy of mil- lions of electron volts . His survey showed , however , that the energy range of 0.1 to 20 kev is of great in- terest ...
... electrons with energy of the order of thousands of electron volts , to fusion reaction products with energy of mil- lions of electron volts . His survey showed , however , that the energy range of 0.1 to 20 kev is of great in- terest ...
Стр. 1296
... electron operation . ICT Electron Processing Systems Developed primarily as high - current sources of electrons for industrial processing applica- tions , these systems allow extreme flexibility of operation . Two models are available ...
... electron operation . ICT Electron Processing Systems Developed primarily as high - current sources of electrons for industrial processing applica- tions , these systems allow extreme flexibility of operation . Two models are available ...
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Vol 144 No 3621 | 951 |
L S Whatley et | 968 |
The Continuing Dialogue J A Shannon | 976 |
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