Техника. Технические науки
Подразделы:
Basic Electronics
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Язык: Русский
The field of electronics comprises the study and use of systems that operate by controlling the flow of electrons ( or other charge carriers ) in devices such as thermionic valves and semiconductors. ...
High power ultra-short pulse quantum-dot lasers
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Язык: Русский
In this book, novel multi-section laser diodes based on quantum-dot material are designed and investigated which exhibit a number of advantages such as low threshold current density; temperature-insen ...
Design and Simulation of Fractal Antenna for WLAN
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Язык: Русский
Communication between humans was first by sound through voice. With the desire for slightly more distance communication came, devices such as drums, then visual methods such as signal flags and smoke ...
Design Of Reconfigurable CPW-Fed Slot Antenna With Frequency Diversity
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Язык: Русский
A novel Reconfigurable Coplanar waveguide (CPW) fed T- shaped patch Antenna with frequency diversity is designed and analyzed. The basic antenna consists of two H-shaped patch connected to the radiati ...
Оптимизация движения поездов при ограничениях пропускной способности
Раздел: Машиностроение. Приборостроение
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Язык: Русский
В систематизированной форме дается изложение проблем, возникающих при производстве капитального ремонта пути. Изучены факторы, оказывающие влияние на величину дополнительных задержек поездов, возникаю ...