Optical band gap and FT-IR studies on Cu2+ doped 20ZnO + x Li2O + (30-x) Na2O + 50B2O3 glasses

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Optical band gap and FT-IR studies on Cu2+ doped 20ZnO + x Li2O + (30-x) Na2O + 50B2O3 glasses

机译：Cu2 +掺杂20ZnO + x Li2O +（30-x）Na2O + 50B2O3玻璃的光学带隙和FT-IR研究

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Thespectralstudieson20ZnO+xLi2O+(30-x)Na2O+50B2O3(5pound;xsup3;25)dopedwith0.1mol%ofparamagneticCuOimpurityarecarriedout.XRDpatternsofpowderglasssamplesconfirmtheamorphousnature.Urbachenergiesareshownthestructuralstabilityofthesystems.Theopticalbandgapenergiesvariesnon-linearlywithintherangeof3.818-4.073eVfordirectand3.770-4.024eVforindirecttransitionswiththeincreaseofLi2Ocontent.TheFT-IRspectralstudiesshowthattheglasssystemscontainBO3andBO4unitsindisorderedmanner.Thestructuralchangeshavebeenobservedwithalkalicontentsofthesystems.Itisobservedthatthesystemismorestableatx=20mol%.MixedAlkaliEffectphenomenonhasbeenexplainedintheglasshost.

机译：Thespectralstudieson20ZnO + xLi2O +（30-X）的Na 2 O + 50B2O3（5pound; xsup3; 25）dopedwith0.1mol％ofparamagneticCuOimpurityarecarriedout.XRDpatternsofpowderglasssamplesconfirmtheamorphousnature.Urbachenergiesareshownthestructuralstabilityofthesystems.Theopticalbandgapenergiesvariesnon-linearlywithintherangeof3.818-4.073eVfordirectand3.770-4.024eVforindirecttransitionswiththeincreaseofLi2Ocontent.TheFT-IRspectralstudiesshowthattheglasssystemscontainBO3andBO4unitsindisorderedmanner.Thestructuralchangeshavebeenobservedwithalkalicontentsofthesystems.Itisobservedthatthesystemismorestableatx = 20mol％。混合的碱效应现象已在玻璃基质上得到解释。

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《Optoelectronics and Advanced Materials-Rapid Communications》 |2011年第2011期|共页
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Optical band gap and FT-IR studies on Cu2+ doped 20ZnO + x Li2O + (30-x) Na2O + 50B2O3 glasses

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