Quantum entropy and special relativity

被引：248

作者：

Peres, A ^{[1
]}

Scudo, PF

Terno, DR

机构：

[1] Technion Israel Inst Technol, Dept Phys, IL-32000 Haifa, Israel

[2] CALTECH, Inst Quantum Informat, Pasadena, CA 91125 USA

来源：

PHYSICAL REVIEW LETTERS | 2002年 / 88卷 / 23期

关键词：

Entropy - High energy physics - Mathematical transformations - Matrix algebra - Vectors;

D O I：

10.1103/PhysRevLett.88.230402

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We consider a single free spin-1/2 particle. The reduced density matrix for its spin is not covariant under Lorentz transformations. The spin entropy is not a relativistic scalar and has no invariant meaning.

引用

页码：2304021 / 2304023

页数：3

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