SUBJECT INDEX 
S 
Sulfur organic compounds, 186, 754 
Sulfurous petroleum products, 104, 
754 
Sun. (See also "Solar...".) 
activity, 140, 700, 954 
coronal, 236 
eclipses, 555, 947, 980 
magnetic fields, 137, 236 
observations, 136, 236, 306, 
572, 760, 954 
physics, 134, 139, 140, 239, 
504, 702, 703, 951, 1026 
radio emission, 572, 951 
research, 240, 760 
Sunshine 
continuity, 469 
Sunspot studies, 136, 138 
Supercharging 
throttle cycles, 635 
Superconducting films, 754 
Superconductivity, 532, 707, 809 
Supercooled liquids, 339, 803 
Superfluidity, 463, 809 
in liquid helium, 1039 
Supersonic flight, 6 
Superstrong metals, 429 
Surface-active agents, 65, 454 
Surface conductivity 
low-temperature, 463, 1039 
Surface defects 
detection, 883 
Surface electronics, 499 
Surface energy 
metals, 534 
Surface-hardening machines, 27 
Surface-layer studies, 599 
Surface phenomena, 331, 366, 458, 
683 
Surface protection 
metals, 775 
Surface purification, 753 
Surface tension, 608 
Surface-transfer phenomena, 359, 
361 
Surface waves 
propagation, 587 
Surveying, 739, 1049 
field, 960 
geophysical methods, 1013 
Surveying instruments, 108 
S) 
Switching circuits, 25 
Switching devices, 647, 941 
Switching elements, 490 
Switching systems, 290 
Synchrocyelotrons, 532 
Synchronizers, self-, 193 
Synchronous generators, 25 
Synchroscope, 44 
Synchrotrons, 508, 684, 753 
Synthesis. (See also "Organic 
synthesis".) 745 
inorganic, 1058, 1062 
Synthetic materials, 454, 733, 851 
Syphilis 
drugs, 33 
Systematic errors, 600 
Systems 
metallic, 6 
Systems analysis, 150 
a 
Tadzhik language, literature, and 
history, 658, 962, 1016 
Tadzhik peoples 
political and social studies, 
LO7 
Tanks 
strength, 770 
Tanning agents, 1068 
Tantalum 
extraction, 361, 522 
Tantalum ores, 556 
Target simulators 
optical, 733 
Tartar language and literature, 
159, 1126 
Tautomerism 
heterocyclic campounds, 33 
Tea, 618 
Teacher training, 1, 4, 119, 123, 
124, 128, 129, 130, 132, 150, 
IG IG, Neo BO), Mya, Te, 
173, 175, 176, 178, 180, 216, 
220, 22h, 225, 226, 228, 229, 
231, aki, 243, 2h5, 257; 272, 
283, 284, 285, 293, 295, 297, 
521, 524, 528, 542, 543, 5k6, 
547, 548, 549, 553, 565, 568, 
571, 589, 590, 592, 594, 596, 
