Results 11 to 20 of about 3,983 (207)
Around the Wire: Telegraphic Infrastructure and Gothic Energies in Late Victorian Britain
This article explores a link between gutta-percha, the natural South-East Asian latex used nearly exclusively as an insulation for nineteenth-century British telegraph cables, and the development of electromagnetic field theory. Field theory emerged from
Kameron Sanzo
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Kelvin Reginald, A Fessel
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Guglielmo Marconi, Augusto Righi and the invention of wireless telegraphy
One of the major accomplishments of the late nineteenth-century applied physics was, as it is well known, the development of wireless telegraphy by Guglielmo Marconi, future Nobel laureate.
M. Leone, N. Robotti
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This article compares the explanatory power of five mainstream theories from International Relations, political science and public management in understanding why – when they are engaged in deepening conflict and tension and even preparations for wars ...
Perri 6, Eva Heims
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Early innovations in maritime telemedical services: the KDKF Radio Medico Station
“MAN PUT HIS TONGUE AGAINST REFRIGERATOR PIPE AND GOT IT FROZEN; HAVE THAWED IT OUT AND IT IS NOW BLISTERED AND SWOLLEN BUT NOT PAINFUL. ARRIVING HONOLULU FRIDAY; HOW CAN I HELP HIM MEANWHILE?” Thus read a message relayed via radiogram across the ocean ...
Johnathan Thayer+1 more
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Provincialising Early Feminism: A View from the Middle East
Abstract ‘Provincializing Europe’, derived from Dipesh Chakrabarty's work of that name, argued that an imagined ‘Europe’ was a founding myth for modernity. While not mentioning feminism, this analysis is a valuable starting point for tracing the path of the term ‘féminism’ from France to Britain to the Ottoman Empire and from the USA to the Arab world –
Ruth Roded
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Sommerfeld Integrals and Their Relation to the Development of Planar Microwave Devices
This paper deals with the mathematical expressions called Sommerfeld integrals. Introduced by A. Sommerfeld in 1909, they are mathematically equivalent to inverse Hankel transforms.
JUAN R. MOSIG, KRZYSZTOF A. MICHALSKI
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Anomalous Random Telegraphy Signal in Suspended Graphene with Oxygen Adsorption [PDF]
Graphene is a promising material for sensing applications because of its large specific surface area and low noise. In many applications, graphene will inevitably be in contact with oxygen since it is the second most abundant gas in the atmosphere. Therefore, it is of interest to understand how this gas affects the sensor properties.
arxiv +1 more source
In 1794, French Engineer Claude Chappe coordinated the deployment of a network of dozens of optical semaphores. These formed “strings” that were hundreds of kilometers long, allowing for nationwide telegraphy.
Mina Rady+8 more
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Time and Telegraphy: Nineteenth-Century Contexts for Stained Glass
Although nineteenth-century writers frequently conceived of rail travel as a dream space of collaged, fleeting, and disjunctive experiences, the transition from everyday life to travel dream state has been rarely explored.
Karen Burns
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