تحضير ودراسة الخواص التركيبية والبصرية لمادة Pb1-xCdxS النانوية للتطبقات الشمسية
محتوى المقالة الرئيسي
الملخص
تم تحضير الجسيمات النانوية لـ Pb1-xCdxS ضمن تركيبة x≤1≤0 من تفاعل المحلول المائي لأسيتات الكادميوم ، أسيتات الرصاص ، ثيوريا ، و NaOH بواسطة الترسيب الكيميائي المشترك. تميزت العينات التي تم تحضيرها بواسطة التحليل الطيفي للأشعة فوق البنفسجية (في نطاق 300-1100 نانومتر) لدراسة الخواص الضوئية و AFM و SEM للتحقق من و Pb0.75 Cd0.25 و Pb0.5Cd0.5S و Pb0.25Cd0 75S ، و CdS على التوالي ، ونقاء المرحلة. تشير النتائج إلى أن البنية البلورية لجميع العينات المحضرة هي مكعبة باستثناء CdS التي تظهر بنية سداسية شكل السطح (متوسط الخشونة والشكل) وحجم الجسيمات. تم استخدام تقنية XRD لتحديد البنية البلورية ، ومتوسط الحجم البلوري للجسيمات النانوية والتي هي 20.7 و 15.48 و 11.9 و 11.8 و 13.65 نانومتر لـ PbS ومكعبة ، وكان حجم الجسيمات (النطاق بين 64.81 إلى 91.14 نانومتر) في المدى النانوي ، ولها درجة نقاء عالية.
تفاصيل المقالة
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كيفية الاقتباس
المراجع
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