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Han dynasty grey pottery—its color derived from the clay that was used—was superior to earlier Chinese grey pottery due to the Han people's use of larger kiln chambers, longer firing tunnels, and improved chimney designs. [15] Kilns of the Han dynasty making grey pottery were able to reach firing temperatures above 1,000 °C (1,830 °F). [15]
The Chinese astronomer Geng Shouchang of the Han dynasty (202 BC – 220 AD) invented it separately in China in 52 BC, and the Han dynasty polymath Zhang Heng (78–139 AD) was the first to apply motive power using a set of complex gears rotated by a waterwheel which was powered by the constant pressure head of an inflow clepsydra clock, the ...
The Han dynasty [a] was an imperial dynasty of China (202 BC – 9 AD, 25–220 AD) established by Liu Bang and ruled by the House of Liu. The dynasty was preceded by the short-lived Qin dynasty (221–206 BC) and a warring interregnum known as the Chu–Han Contention (206–202 BC), and it was succeeded by the Three Kingdoms period (220–280 AD).
The earliest woodblock printing known is in colour—Chinese silk from the Han dynasty printed in three colours. [ 4 ] Colour is very common in Asian woodblock printing on paper; in China the first known example is a Diamond sutra of 1341, printed in black and red at the Zifu Temple in modern-day Hubei province.
The Han dynasty ruled in an era of Chinese cultural consolidation, political experimentation, relative economic prosperity and maturity, and great technological advances. There was unprecedented territorial expansion and exploration initiated by struggles with non-Chinese peoples, especially the nomadic Xiongnu of the Eurasian Steppe.
The Dongguan Hanji (Chinese: 東觀漢記) is a Chinese text that is a history of the Eastern Han dynasty. It was compiled in several stages by different people throughout the Eastern Han period. It was considered the standard history of the Eastern Han until the Tang dynasty when it replaced by the Book of the Later Han.
According to the History of Later Han Dynasty (25–220 AD), this seismograph was an urn-like instrument, which would drop one of eight balls to indicate when and in which direction an earthquake had occurred. [12] On June 13, 2005, Chinese seismologists announced that they had created a replica of the instrument. [12]
The Han dynasty fought constant wars with nomadic Xiongnu for centuries before finally dissolving the tribe. The Han dynasty played a great role in developing the Silk Road which would transfer wealth and ideas across Eurasia for millennia, and also invented paper. Though the Han enjoyed great military and economic success it was strained by ...