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Physicswebphysicsucsbedu~phys123Bw2013AMsuperpdf · 726 Chapter 34 In Chapter 32 we found that the independent electron approximation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentssitereader035viewer20220822025a7142ca7f8b9ab6538c9b85html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=ashcroftneil-wmermindavid-n-solid-state-physicswebphysicsucsbeduphys123bw2013amsuperpdfpdfhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: AshcroftNeil WMerminDavid N-Solid State Physicswebphysicsucsbedu~phys123Bw2013AMsuperpdf · 726 Chapter 34 In Chapter 32 we found that the independent electron approximation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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