LAUSR

About LAUSR
Donate
Contact Us

Follow us:

You are not signed in:

Sign Up!


   Articles with "amplifier" as a keyword



Integrated Optical Amplifier–Photodetector on a Wearable Nanocellulose Substrate

Sign Up to like & get
recommendations! Published in 2018 at "Advanced Optical Materials"

DOI: 10.1002/adom.201800201

Abstract: Flexible optoelectronics has emerged as an outstanding platform to pave the road toward vanguard technology advancements. As compared to conventional rigid substrates, a flexible technology enables mechanical deformation while maintaining stable performance. The advantages include… read more here.

Keywords: optical amplifier; photodetector; amplifier; amplifier photodetector ... See more keywords

Capacitive cancellation technique in design of CMOS low noise amplifier for ultrasound applications

Sign Up to like & get
recommendations! Published in 2017 at "Analog Integrated Circuits and Signal Processing"

DOI: 10.1007/s10470-017-0936-0

Abstract: In this paper active capacitive cancellation technique, is proposed for alleviating the side effects of the parasitic capacitance of the ultrasound piezoelectric probe and cable. This parasitic capacitance imposes a low frequency pole at the… read more here.

Keywords: technique; capacitive cancellation; circuit; amplifier ... See more keywords

Enhanced gain bandwidth of Tm3+ and Er3+ doped tellurite glasses for broadband optical amplifier

Sign Up to like & get
recommendations! Published in 2019 at "Journal of Non-Crystalline Solids"

DOI: 10.1016/j.jnoncrysol.2019.119501

Abstract: Abstract In this work, (90-x-y)TeO2-10GeO2-(x)Tm2O3-(y)Er2O3 composition of germano-tellurite glasses were synthesized by traditional melting and quenching technique and the spectroscopic properties of synthesized glasses were investigated. The values of Judd-Ofelt (JO) intensity parameters (Ωt(t = 2, 4, 6)), spontaneous… read more here.

Keywords: broadband optical; gain bandwidth; tellurite glasses; optical amplifier ... See more keywords

High-power mid-infrared femtosecond master-oscillator power-amplifier Er:ZBLAN fiber laser system

Sign Up to like & get
recommendations! Published in 2023 at "High Power Laser Science and Engineering"

DOI: 10.1017/hpl.2023.42

Abstract: . High-power femtosecond mid-infrared (MIR) lasers are of vast importance to both fundamental research and applications. We report a high-power femtosecond MOPA laser system consisting of a single-mode Er:ZBLAN fiber mode-locked oscillator and pre-amplifier followed… read more here.

Keywords: laser system; amplifier; power; high power ... See more keywords

A 301 W narrow-linewidth in-band pumped Er:Yb co-doped fiber amplifier at 1585 nm and related modeling for dynamics study and optimization

Sign Up to like & get
recommendations! Published in 2024 at "High Power Laser Science and Engineering"

DOI: 10.1017/hpl.2024.20

Abstract: Abstract To overcome Yb lasing, a kilowatt-level 1535 nm fiber laser is utilized to in-band pump an Er:Yb co-doped fiber (EYDF) amplifier. The output power of a 301 W narrow-linewidth EYDF amplifier operating at 1585… read more here.

Keywords: band; amplifier; narrow linewidth; doped fiber ... See more keywords
Photo from wikipedia

Analytical distortion calculation method for CMOS amplifier stages

Sign Up to like & get
recommendations! Published in 2020 at "Electronics Letters"

DOI: 10.1049/el.2020.0824

Abstract: Operational amplifiers (opamps) are often designed in stages. Distortion analysis of multistage opamps is challenging due to multiple non-linearity sources. Therefore, one effective analysis method is to consider a multistage opamp model as a cascade… read more here.

Keywords: distortion; method; calculation method; amplifier ... See more keywords

An active inductor employing a new four terminal floating nullor transconductance amplifier (FTFNTA)

Sign Up to like & get
recommendations! Published in 2019 at "International Journal of Electronics"

DOI: 10.1080/00207217.2019.1672807

Abstract: ABSTRACT In this scientific study, a new analog active building block named as four terminal floating nullor transconductance amplifier (FTFNTA) is implemented. The FTFNTA design offers a combined essence of both traditional four terminal floating… read more here.

Keywords: terminal floating; floating nullor; topology; inductor ... See more keywords
Photo from academic.microsoft.com

A versatile Lock-In d igital Amplifier (LI d A): the case of mechanical resonances

Sign Up to like & get
recommendations! Published in 2017 at "European Journal of Physics"

DOI: 10.1088/1361-6404/aa6606

Abstract: The assembly of a Lock-In digital Amplifier (LIdA) from widely accessible ready-made modules is presented. This equipment, which does not require any advanced knowledge of electronics or programming, may introduce the experimenter to resonant techniques… read more here.

Keywords: versatile lock; lock igital; igital amplifier; amplifier ... See more keywords
Photo from wikipedia

Signal conditioning using logarithmic amplifier for biomedical applications of EIT.

Sign Up to like & get
recommendations! Published in 2020 at "Physiological measurement"

DOI: 10.1088/1361-6579/abc1b4

Abstract: The aim of this study was to explore the use of a logarithmic amplifier to improve the spatial resolution of a low-cost Electrical Impedance Tomography (EIT) system. In an EIT system, the measured signal has… read more here.

Keywords: resolution; eit system; signal conditioning; amplifier ... See more keywords

2.43 kW narrow linewidth linearly polarized all-fiber amplifier based on mode instability suppression

Sign Up to like & get
recommendations! Published in 2017 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/aa760b

Abstract: We demonstrate an experimental study on scaling mode instability (MI) threshold in fiber amplifiers based on fiber coiling. The experimental results show that coiling the active fiber in the cylindrical spiral shape is superior to… read more here.

Keywords: linewidth linearly; mode instability; fiber; amplifier ... See more keywords

Sub-50 fs pulses generation from an all-fiber monolithic gain-managed nonlinear amplifier with CFBG-based pre-compressor

Sign Up to like & get
recommendations! Published in 2024 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/ad291f

Abstract: We demonstrate an all-fiber monolithic laser source from a gain-managed nonlinear (GMN) fiber amplifier with a CFBG-based pre-compressor that generates high-contrast pulses with a repetition rate of 80 MHz, average power of 1.6 W, and… read more here.

Keywords: gain managed; fiber monolithic; pre; amplifier ... See more keywords