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Band Theory of Solids

Источник пакета openstax.condensed_matter · OpenStax University Physics, ch. 9 Condensed Matter Physics, module m58599

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urn:openstax:clir:condensed-matter#M58599
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OpenStax University Physics, ch. 9 Condensed Matter Physics, module m58599
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urn:openstax:clir:condensed-matter#treatise

m58599/index.cnxml at commit d0ed34a (main, 2026-06-11)

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urn:openstax:clir:condensed-matter#M58599_MAIN
язык
en
официальность
official
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PINNED_OFFICIAL_BYTES
жизненный цикл
adopted: 2026-06-11

Публикации

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Фрагменты — 7

module/m58599#fs-id1172102031756 · section · на него ссылаются: 2

en · official · sha256:fddea289239a8fe41191a754cf43e9d2210c240b232088a7c1ba5c29ddc97afaEN

<para id="fs-id1172102031756">Energy bands differ in the number of electrons they hold. In the 1<emphasis effect="italics">s</emphasis> and 2<emphasis effect="italics">s</emphasis> energy bands, each energy level holds up to two electrons (spin up and spin down), so this band has a maximum occupancy of 2<emphasis effect="italics">N</emphasis> electrons. In the 2<emphasis effect="italics">p</emphasis> energy band, each energy level holds up to six electrons, so this band has a maximum occupancy of 6<emphasis effect="italics">N</emphasis> electrons (<link target-id="CNX_UPhysics_42_05_EnBands"/>).</para>

Ссылаются нормы: PBandHoldsSixPerAtom, SBandHoldsTwoPerAtom

module/m58599#fs-id1172099478632 · defn · на него ссылаются: 1

en · official · sha256:f242483ae07e8b2e57643fefe4b828991d864c40551679648622eea2e2420e2cEN

<definition id="fs-id1172099478632"> <term>conduction band</term> <meaning id="fs-id1172101807559">above the valence band, the next available band in the energy structure of a crystal</meaning> </definition>

Ссылаются нормы: illuminated_by

module/m58599#fs-id1172099375794 · defn · на него ссылаются: 1

en · official · sha256:14f542fd299690ba34719ca3d283962f510a1a2b4a3d857805f9f7defe3d18c7EN

<definition id="fs-id1172099375794"> <term>energy band</term> <meaning id="fs-id1172101926324">nearly continuous band of electronic energy levels in a solid</meaning> </definition>

Ссылаются нормы: atoms_in_lattice

module/m58599#fs-id1172102132430 · defn · на него ссылаются: 4

en · official · sha256:194f5334d5789a7e3b5ceb1f6070a77e9ad20a94c42e6a853ec27211cee423cfEN

<definition id="fs-id1172102132430"> <term>energy gap</term> <meaning id="fs-id1172099626608">gap between energy bands in a solid</meaning> </definition>

Ссылаются нормы: EnergyGapInJoules, PhotonAboveTheGapExcitesAnElectron, PhotonBelowTheGapExcitesNothing, energy_gap_in_electronvolts

module/m58599#fs-id1172101699328 · section · на него ссылаются: 1

en · official · sha256:7ad3db37e73d923749829f20d8b6a5da772b0b27acccc8706539103a994a226dEN

<para id="fs-id1172101699328">For an insulator, the energy gap between the valence band and the conduction band is larger than for a semiconductor.</para>

Ссылаются нормы: WiderGapIsCompared

module/m58599#fs-id1172099897659 · defn

en · official · sha256:28f198bd1370821ac473631e52c0914120946fffbb38b4b0488c62608e40b964EN

<definition id="fs-id1172099897659"> <term>semiconductor</term> <meaning id="fs-id1172102095353">solid with a relatively small energy gap between the lowest completely filled band and the next available unfilled band</meaning> </definition>
module/m58599#fs-id1172099756371 · defn

en · official · sha256:8de5a8c9ca9fa842377650db4f2d782d0a0deb274b29f0f657a7f010e2a25549EN

<definition id="fs-id1172099756371"> <term>valence band</term> <meaning id="fs-id1172101928595">highest energy band that is filled in the energy structure of a crystal</meaning> </definition>

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