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أ.د. سعد حمد سعد بن عمران

Professor

عميد عمادة شؤون القبول و التسجيل

كلية العلوم
أأ15 كلية العلوم (مبنى4) -قسم الفيزياء والفلك
المنشورات
مقال فى مجلة
2016

Structural,half-metallicmagnetismandelasticpropertiesofthe KMnQ2 (Q¼O, S,Se,Te)chalcogenidesfrom first-principles calculations

Bin-Omran, A.Benmakhlouf a,b, A.Bentabet c, A.Bouhemadou d,n, S.Maabed b, A.Benghia b, R.Khenata e, S. . 2016

The structural,electronic,magneticandelasticpropertiesoftheternarychalcogenidesKMnQ2 (Q¼O, S,<br />
Se, Te)crystalswereinvestigatedbymeansofspin-polarizeddensityfunctionaltheorycalculations.The<br />
3d orbitals oftheMnatomsweretreatedusingtheGGAþU approach.Thecalculatedequilibrium<br />
structural parametersagreewellwiththeexperimentaldata.Basedontheanalysisofthespin-polarized<br />
band structuresanddensityofstates,wepredictthehalf-metalliccharacterofthestudiedcompounds,<br />
with ahalf-metallicgapof1.38eV,0.53eV,0.37eVand0.14eVforKMnO2, KMnS2, KMnSe2 and KMnTe2,<br />
respectively,andatotalmagneticmomentof4.00μB per unit-cellforallconsideredstructures.The<br />
examinedpropertiesforthetitlecompoundsincludealsothesingle-crystalelasticconstants,bulk<br />
modulus, shearmodulus,Young'smodulusandPoisson'sratio

رقم المجلد
408
الصفحات
199-205
مزيد من المنشورات
publications

Using the first-principles densityfunctionalcalculations,thestructural,electronicandmagneticprop-<br />
erties oftheFe2XAl (X¼Cr,Mn,Ni)compoundsinboththeHg2CuTi andCu2MnAl-type…

بواسطة F.Dahmane a,b,n, Y.Mogulkoc c, B.Doumi b, A.Tadjer b, R.Khenata d, S.BinOmran e, D.P.Rai f, G. Murtaza g, DineshVarshney
2016
publications

The structural,electronic,magneticandelasticpropertiesoftheternarychalcogenidesKMnQ2 (Q¼O, S,<br />
Se, Te)crystalswereinvestigatedbymeansofspin-…

بواسطة A.Benmakhlouf a,b, A.Bentabet c, A.Bouhemadou d,n, S.Maabed b, A.Benghia b, R.Khenata e, S. Bin-Omran
2016
publications

The structural, electronic, elastic, thermoelectric and thermodynamic properties of NbMSb<br />
(M ¼ Fe, Ru, Os) half heusler compounds are reported. The full-potential linearized<…

بواسطة O.Miloud Abid a, S. Menouer a, A. Yakoubi a, H. Khachai a, S. Bin Omran b, G. Murtaza c, Deo Prakash d, *, R. Khenata e, **, K.D. Verma
2016