Optical and Infrared Investigation toward the z = 3.8 Quasar Pair PC 1643+4631A, B
The Astrophysical Journal(1997)
关键词
b,optical spectroscopy,gravitational lensing,cosmic microwave background,infrared
AI 理解论文
溯源树
样例
生成溯源树,研究论文发展脉络
Chat Paper
正在生成论文摘要