Search Results - "Neacşu, Cătălin"
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Development of a plastic scintillator based and SiPM readout detector for high-precision fast-timing measurements at rosphere array
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-08-2024)“…We report on the development of a custom particle detection system that aims to improve the detection capabilities of the ROSPHERE array. The detector is…”
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A miniaturized low-power SiPM-based β detector for the ISOLDE Fast Tapestation
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-03-2022)“…We report on the development of a miniaturized Silicon Photomultiplier (SiPM)-based β detector aimed as an upgrade of the newly commissioned Fast Tapestation…”
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Near-Field Localization in Plasmonic Superfocusing: A Nanoemitter on a Tip
Published in Nano letters (10-02-2010)“…Focusing light to subwavelength dimensions has been a long-standing desire in optics but has remained challenging, even with new strategies based on near-field…”
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Optical nanocrystallography with tip-enhanced phonon Raman spectroscopy
Published in Nature nanotechnology (01-08-2009)“…Conventional phonon Raman spectroscopy is a powerful experimental technique for the study of crystalline solids 1 , 2 , 3 , 4 , 5 that allows crystallography,…”
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Resonant-plasmon field enhancement from asymmetrically illuminated conical metallic-probe tips
Published in Optics express (03-04-2006)“…Optical-field enhancement and confinement for an asymmetrically illuminated nanoscopic Au tip suspended over a planar Au substrate is investigated both…”
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Absorption, luminescence, and Raman spectroscopic properties of thin films of benzo-annelated metal-free porphyrazines
Published in Journal of luminescence (01-04-2008)“…Thin film properties of the set of metal-free linearly benzo-annelated porphyrazines, tetra( tert-butyl)porphyrazine ( tBu-TAPH 2), tetra(…”
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Few-cycle pulse laser induced damage threshold determination of ultra-broadband optics
Published in Optics express (12-12-2016)“…A systematic study of few-cycle pulse laser induced damage threshold (LIDT) determination was performed for commercially-available ultra-broadband optics,…”
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Scanning-probe Raman spectroscopy with single-molecule sensitivity
Published in Physical review. B, Condensed matter and materials physics (01-05-2006)Get full text
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Dispersive mirror compressors for few-cycle laser pulses
Published in 2015 Conference on Lasers and Electro-Optics (CLEO) (01-05-2015)“…The implementation of multilayer optics for the compression and delivery of few-cycle femtosecond pulses will be discussed in the case of several cutting-edge…”
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Conference Proceeding -
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Tabletop generation of carrier envelope phase stabilized multi-mJ few-cycle pulses
Published in CLEO: 2011 - Laser Science to Photonic Applications (01-05-2011)“…A compact system for the generation of few-cycle multi-mJ carrier envelope phase (CEP) stabilized pulses is presented. The output 5.4 fs, 1.9 mJ pulses have…”
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Conference Proceeding -
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Reply to “Comment on ‘Scanning-probe Raman spectroscopy with single-molecule sensitivity' ”
Published in Physical review. B, Condensed matter and materials physics (01-06-2007)Get full text
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Few cycle pulse damage morphology of an ultra-broad band chirped mirror
Published in 2017 Conference on Lasers and Electro-Optics (CLEO) (01-05-2017)“…Few cycle pulse damage of ultra-broad band chirped mirror was studied with 5 fs pulses showing dramatic damage morphology, which has been analyzed with…”
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Conference Proceeding -
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Ultrahigh resolution scattering near-field vibrational microscopy with single molecule sensitivity
Published in 2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference (01-05-2006)“…Scanning probe vibrational Raman microscopy with single molecule sensitivity is demonstrated. This is facilitated by unique optical antenna properties of the…”
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Conference Proceeding -
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Second-harmonic near-field imaging of ferroelectric domain structure of YMnO 3
Published in Physical review. B, Condensed matter and materials physics (01-03-2009)Get full text
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Tip-enhanced Raman imaging and spectroscopy: sensitivity, symmetry and selection rules
Published 30-03-2008“…This article reviews the new developments in Tip-enhanced Raman scattering (TERS). The fundamental mechanisms underlying the Raman enhancement are discussed,…”
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Second-harmonic generation on the nanoscale: new routes for surface and bulk investigations
Published in 2005 Quantum Electronics and Laser Science Conference (2005)“…Second-harmonic generation from individual nanostructures is demonstrated. New symmetry selection rules derived for asymmetric nanoparticles allow for the…”
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Conference Proceeding