The 2011 Tōhoku earthquake and tsunami was a major natural disaster that occurred in Japan on March 11, 2011.

Albert Einstein was a renowned physicist who revolutionized our understanding of the universe.

The Breakthrough Prize in Fundamental Physics is one of the Breakthrough Prizes, awarded by the Breakthrough Prize Board.

A central processing unit (CPU) is the primary component of a computer that performs most of the processing inside the computer.

A laser diode (LD, also injection laser diode or ILD or semiconductor laser or diode laser) is a semiconductor device similar to a light-emitting diode in which a diode pumped directly with electrical current can create lasing conditions at the diode's junction.

Lu Xun was a Chinese writer and intellectual who played a significant role in twentieth-century Chinese literature.

The Nobel Prize in Chemistry is one of the prestigious awards presented annually by the Royal Swedish Academy of Sciences to individuals who have made significant contributions to the field of chemistry.

The Nobel Prize in Physics is one of the prestigious awards given annually by the Royal Swedish Academy of Sciences to individuals who have made outstanding contributions in the field of physics.