Treatise on Materials Science and Technology, Volume 1 |
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Page 10
EXCHANGE FORCES If an atom comes near the surface of a solid , there may be
an exchange of electrons resulting in ... one imagines that the energy of the solid
- ad - atom complex is lowered by transferring an electron from the solid to the ...
EXCHANGE FORCES If an atom comes near the surface of a solid , there may be
an exchange of electrons resulting in ... one imagines that the energy of the solid
- ad - atom complex is lowered by transferring an electron from the solid to the ...
Page 11
The problem is to form an unpaired spin in the metal adjacent to the ad - atom
which requires the formation of an electron wave packet costing energy of about
one half the electron bandwidth in the metal . If the energy reduction associated ...
The problem is to form an unpaired spin in the metal adjacent to the ad - atom
which requires the formation of an electron wave packet costing energy of about
one half the electron bandwidth in the metal . If the energy reduction associated ...
Page 305
Transmission electron micrograph of tungsten – 22 % rhenium alloy . periment .
Such considerations as are made here should be important in considering other
alloying systems . Although the microstructure and properties of the tungsten ...
Transmission electron micrograph of tungsten – 22 % rhenium alloy . periment .
Such considerations as are made here should be important in considering other
alloying systems . Although the microstructure and properties of the tungsten ...
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addition alloys analysis angle applied approach associated assumed atoms average becomes bond boundary calculated complex composite concentration consider constants contribution crystal curvature curve decrease defined dependence deposition determined developed direction discussed displacement distance distribution dynamical effect elastic electron elements energy equal equation exist experimental fibers force fracture function given gives grain grain boundaries Group growth growth path illustrated increase indicate interaction interface internal friction interstitial iron laminate lattice layer length material matrix measured mechanism metal microstructural molecules nitrogen normal nucleation observed obtained occur oxygen particles peak phase plane position possible potential present produce properties region reinforcing relaxation respectively shown in Fig shows single Snoek peak solid solution strain strength stress structure substitutional surface Table temperature tungsten unit values volume waves