Articles with "100 khz" as a keyword



30–100 kHz, 2 ns passively Q‐switched laser for fast and efficient photoacoustic microscopy

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Published in 2024 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202300437

Abstract: Actively Q‐switched (AQS) fiber laser and solid‐state laser (SSL) are widely used for photoacoustic microscopy (PAM). In contrast, passively Q‐switched (PQS) SSL not only maintains most of the merits of AQS lasers, but also exhibits… read more here.

Keywords: ssl; photoacoustic microscopy; pqs ssl; 100 khz ... See more keywords

High power 100 kHz electro-optic cavity empty green laser

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.10.051

Abstract: Abstract A high repetition frequency high power and narrow pulse width laser output at 532 nm is realized by using the technology of electro-optical cavity emptying and cascade amplification in this paper. Using semiconductor laser end… read more here.

Keywords: 100 khz; frequency; power; laser ... See more keywords
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A high average power, compact 100 kHz, 11.6-ns Nd:YAG Innoslab amplifier

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Published in 2020 at "Results in physics"

DOI: 10.1016/j.rinp.2020.102926

Abstract: Abstract A high average power 1064 nm Nd:YAG nanosecond Innoslab amplifier was constructed by using multi-mirror hybrid resonator cavity. In the compact configuration, a 40 W seed laser has been amplified to 210 W of average output power… read more here.

Keywords: innoslab amplifier; average power; high average; 100 khz ... See more keywords

Expanding the horizons for structural analysis of fully protonated protein assemblies by NMR spectroscopy at MAS frequencies above 100 kHz.

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Published in 2017 at "Solid state nuclear magnetic resonance"

DOI: 10.1016/j.ssnmr.2017.07.001

Abstract: The recent breakthroughs in NMR probe technologies resulted in the development of MAS NMR probes with rotation frequencies exceeding 100 kHz. Herein, we explore dramatic increases in sensitivity and resolution observed at MAS frequencies of 110-111 kHz… read more here.

Keywords: protein; 100 khz; mas frequencies; fully protonated ... See more keywords

An AC quantum voltmeter for frequencies up to 100 kHz using sub-sampling

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Published in 2021 at "Metrologia"

DOI: 10.1088/1681-7575/abe453

Abstract: Differential sampling relative to a Josephson waveform, the ac quantum voltmeter (ac-QVM), has been established as the most accurate method for measuring signals below 1 kHz with an uncertainty of 1 part in 108 (k… read more here.

Keywords: sub sampling; voltmeter frequencies; quantum voltmeter; 100 khz ... See more keywords

P26.13.A TUMOR TREATING FIELDS (TTFIELDS) AT A FREQUENCY OF 100 KHZ AND 170 KHZ OPEN THE BLOOD-BRAIN BARRIER (BBB) IN A 3D IN VITRO BBB-MODEL

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Published in 2024 at "Neuro-Oncology"

DOI: 10.1093/neuonc/noae144.461

Abstract: The highly restrictive properties of the blood-brain barrier (BBB) pose a critical hurdle in combatting brain cancer. Tumor Treating Fields (TTFields) are a non-invasive treatment modality comprised of alternating electric fields of intermediate frequency (100-500… read more here.

Keywords: brain; khz; 100 khz; 170 khz ... See more keywords

Aligning Exposure Limits for Contact Currents with Exposure Limits for Electric Fields

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Published in 2023 at "Health Physics"

DOI: 10.1097/hp.0000000000001659

Abstract: Abstract The Institute for Electrical and Electronic Engineers (IEEE) and the International Commission on Non-ionizing Radiation Protection (ICNIRP) have established limits for exposures to electromagnetic fields across the 0–300 GHz (non-ionizing) spectrum, including limits on… read more here.

Keywords: limits contact; contact currents; exposure limits; 100 khz ... See more keywords

Parameter Optimization for the Induction Magnetometer of 10 kHz to 100 kHz

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3153070

Abstract: The induction magnetometers are widely applied for magnetotelluric detection due to the characteristics of wide frequency band, large detection depth range and small size. However, the key part of the induction magnetometers – the magnetic… read more here.

Keywords: sensitivity; induction magnetometers; induction magnetometer; 100 khz ... See more keywords

Temperature-Insensitive Linear Variable Differential Transformer for Harsh Environments

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Published in 2025 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2025.3636921

Abstract: Reliable and accurate position measurement in harsh, high-temperature environments remains a major challenge in industrial automation. Linear variable differential transformers (LVDTs) are highly sensitive and robust against environmental influences. However, temperature-dependent variations in magnetic permeability,… read more here.

Keywords: temperature; temperature insensitive; linear variable; 100 khz ... See more keywords

A Digital Bridge Evaluation up to 100 kHz for Precision Impedance Measurements

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Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2023.3273649

Abstract: A digital coaxial bridge was evaluated for its frequency extension up to 100 kHz using impedance standards with known reference values. The bridge can be configured in different modes of what are known as digitally… read more here.

Keywords: bridge; tex math; inline formula; impedance ... See more keywords

A Direct Battery Hookup Filterless Pulsewidth Modulation Class D Amplifier With >100 dB PSRR for 100 Hz to 1 kHz, 0.005% THD+N and 16 μV Noise

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Published in 2020 at "IEEE Transactions on Power Electronics"

DOI: 10.1109/tpel.2019.2915542

Abstract: Due to ever-increasing demand for high-level integration, low power dissipation and high fidelity, Class D amplifier ICs (CDA ICs) need to feature very high power supply rejection ratio (PSRR), very low total harmonic distortion plus… read more here.

Keywords: 100 khz; psrr; class; cda ... See more keywords