Results 31 to 40 of about 22,600 (301)

Generation of 22-mJ, 2.0-ps Pulses from a 1-kHz Ho:YLF Regenerative Chirped Pulse Amplifier [PDF]

open access: yesEPJ Web of Conferences
We report a CW-pumped Ho:YLF regenerative amplifier (RA) delivering pulses with 22.5-mJ energy and 2.0-ps duration at 1 kHz. The RA emitting at 2051 nm is broadband-seeded and implemented in a chirped pulse amplification system. © 2024 The Author(s)
Bock Martin   +4 more
doaj   +1 more source

Semiconductor optical amplifiers: performance and applications in optical packet switching [Invited] [PDF]

open access: yes, 2004
Semiconductor optical amplifiers (SOAs) are a versatile core technology and the basis for the implementation of a number of key functionalities central to the evolution of highly wavelength-agile all-optical networks.
Andonovic, I.   +2 more
core   +2 more sources

Performance Analysis of Physical Layer Network Coding for Two-way Relaying over Non-regenerative Communication Satellites

open access: yes, 2017
Two-way relaying is one of the major applications of broadband communication satellites, for which an efficient technique is Physical Layer Network Coding (PLNC). Earlier studies have considered satellites employing PLNC with onboard processing.
Buch, Saket D., Rajan, B. Sundar
core   +1 more source

High-repetition-rate and high-power efficient picosecond thin-disk regenerative amplifier

open access: yesHigh Power Laser Science and Engineering
We present an effective approach to realize a highly efficient, high-power and chirped pulse amplification-free ultrafast ytterbium-doped yttrium aluminum garnet thin-disk regenerative amplifier pumped by a zero-phonon line 969 nm laser diode.
Sizhi Xu   +11 more
doaj   +1 more source

Diode-Pumped High Energy and High Average Power All-Solid-State Picosecond Amplifier Systems

open access: yesApplied Sciences, 2015
We present our research on the high energy picosecond laser operating at a repetition rate of 1 kHz and the high average power picosecond laser running at 100 kHz based on bulk Nd-doped crystals.
Jiaxing Liu   +5 more
doaj   +1 more source

Regenerative Nd:glass amplifier seeded with a Nd:fiber laser [PDF]

open access: yesOptics Letters, 1992
Wavelength tuning and broad-bandwidth operation of a passively mode-locked Nd:fiber laser is demonstrated at 1060 microm. The oscillator pulses are used to seed a bulk regenerative Nd:glass amplifier, and 300-fs transformlimited pulses with an energy of 10 microJ are obtained after 31 round trips at a repetition rate of 500 Hz.
Hofer, M.   +5 more
openaire   +3 more sources

Design issues in cross-coupled inverter sense amplifier [PDF]

open access: yes, 1998
This paper presents an analytical approach to the design of CMOS cross-coupled inverter sense amplifiers. The effects of the equilibrating transistors and the tail current source on the speed of the sense amplifier are analyzed. An analysis of the offset
Hajimiri, Ali, Heald, Raymond
core  

Fully Coherent X-ray Pulses from a Regenerative Amplifier Free Electron Laser

open access: yes, 2006
We propose and analyze a novel regenerative amplifier free electron laser (FEL) to produce fully coherent x-ray pulses. The method makes use of narrow-bandwidth Bragg crystals to form an x-ray feedback loop around a relatively short undulator.
B. Adams   +3 more
core   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

A versatile high-average-power ultrafast infrared driver tailored for high-harmonic generation and vibrational spectroscopy

open access: yesScientific Reports, 2023
We report on an ultrafast infrared optical parametric chirped-pulse amplifier (OPCPA), pumped by a 200-W thin-disk Yb-based regenerative amplifier at a repetition rate of 100 kHz.
Nicolas Thiré   +10 more
doaj   +1 more source

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