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Date: 15-11-2020
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REDUCED DENSITY OPERATOR
Consider a quantum system that is comprised of two sub-subsystems A and B. To gain information about one of the subsystems, a reduced density operator is commonly applied. It is an important tool for the analysis of composite quantum systems. The reduced density operator for a system A is defined by:
ρA = trB(ρAB)
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علامات بسيطة في جسدك قد تنذر بمرض "قاتل"
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أول صور ثلاثية الأبعاد للغدة الزعترية البشرية
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قسم الشؤون الفكرية والثقافية يجري اختبارات مسابقة حفظ دعاء أهل الثغور
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