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DMR 1700 steel – For several high-technology applications, such as military hardware and aerospace, need to possess ultrahigh strength (UHS; minimum yield strength of 1380 MPa (200 ksi)) coupled with high fracture toughness in order to meet the requirement of minimum weight while ensuring high reliability.
Megasthenes' description of Mauryan society as freedom-loving gave Seleucus a means to avoid invasion, however, underlying Seleucus' decision was the improbability of success. In later years, Seleucus' successors maintained diplomatic relations with the Empire based on similar accounts from returning travellers. [77]
Arnold, David (2004), The New Cambridge History of India: Science, Technology and Medicine in Colonial India, Cambridge University Press, ISBN 0-521-56319-4. Baber, Zaheer (1996), The Science of Empire: Scientific Knowledge, Civilization, and Colonial Rule in India, State University of New York Press, ISBN 0-7914-2919-9.
Timeline of Indian innovation encompasses key events in the history of technology in the subcontinent historically referred to as India and the modern Indian state.. The entries in this timeline fall into the following categories: architecture, astronomy, cartography, metallurgy, logic, mathematics, metrology, mineralogy, automobile engineering, information technology, communications, space ...
The Maurya Empire (321–185 BC) was the largest and one of the most powerful empires to exist in the history of the Indian subcontinent. This era was accompanied by high levels of cultural development and economic prosperity. The empire saw significant advancements in the fields of literature, science, art, and architecture.
The empire was founded by Chandragupta Maurya in 322 BCE and lasted until 185 BCE. The Mauryan Empire was the first pan-Indian empire. At its height, the empire covered most of the Indian subcontinent. [3] The Mauryan Emperor was the monarchical head of state and wielded absolute rule over the empire.
Allchin, F.R. (1995), "The Mauryan State and Empire", The Archaeology of Early Historic South Asia: The Emergence of Cities and States, Cambridge University Press, ISBN 0-521-37695-5. Baber, Zaheer (1996), The Science of Empire: Scientific Knowledge, Civilization, and Colonial Rule in India, State University of New York Press, ISBN 0-7914-2919-9.
The Mauryan Empire unified most of the Indian subcontinent into one state for the first time and was one of the largest empires in subcontinental history. [38] The empire was established by Chandragupta Maurya. Under Mauryan rule, the economic system benefited from the creation of a single efficient system of finance, administration, and security.