1995
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Há 17 horas · Early years Background Ruhollah Khomeini's birthplace at Khomeyn. Ruhollah Khomeini came from a lineage of small land owners, clerics, and merchants. His ancestors migrated towards the end of the 18th century from their original home in Nishapur, Khorasan province in northeastern Iran for a short stay to the Kingdom of Awadh, a region in the modern state of Uttar Pradesh, India, whose rulers ...
Há 17 horas · Jan van Eyck, The Arnolfini Portrait, 1434, National Gallery, London. Early Netherlandish painting is the body of work by artists active in the Burgundian and Habsburg Netherlands during the 15th- and 16th-century Northern Renaissance period, once known as the Flemish Primitives. [1] It flourished especially in the cities of Bruges, Ghent ...
Há 17 horas · The Sasanian Empire ( / səˈsɑːniən, səˈseɪniən /) or Sassanid Empire, sometimes referred to Second Persian Empire or Neo-Persian Empire [9], officially known as Eranshahr ("Kingdom of the Iranians"), [10] [11] was the last Iranian empire before the early Muslim conquests of the 7th to 8th centuries.
Há 17 horas · Laplace transform. In mathematics, the Laplace transform, named after its discoverer Pierre-Simon Laplace ( / ləˈplɑːs / ), is an integral transform that converts a function of a real variable (usually , in the time domain) to a function of a complex variable (in the complex-valued frequency domain, also known as s-domain, or s-plane ).
Há 17 horas · Technology portal. v. t. e. A carbon nanotube ( CNT) is a tube made of carbon with a diameter in the nanometre range ( nanoscale ). They are one of the allotropes of carbon . Single-walled carbon nanotubes ( SWCNTs) have diameters around 0.5–2.0 nanometres, about 100,000 times smaller than the width of a human hair.
