Search Results - "Mandon, Julien"
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1
Time-resolved mid-infrared dual-comb spectroscopy
Published in Scientific reports (21-11-2019)“…Dual-comb spectroscopy can provide broad spectral bandwidth and high spectral resolution in a short acquisition time, enabling time-resolved measurements…”
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Sensitive Spectroscopy of Acetone Using a Widely Tunable External-Cavity Quantum Cascade Laser
Published in Sensors (Basel, Switzerland) (27-06-2018)“…We employed a single-mode, widely tunable (~300 cm ) external-cavity quantum cascade laser operating around 8 µm for broadband direct absorption spectroscopy…”
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3
Femtosecond optical parametric oscillators toward real-time dual-comb spectroscopy
Published in Applied physics. B, Lasers and optics (01-04-2015)“…We demonstrate mid-infrared dual-comb spectroscopy with an optical parametric oscillator (OPO) toward real-time field measurement. A singly resonant OPO based…”
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4
Methods of nitric oxide detection in plants: A commentary
Published in Plant science (Limerick) (01-11-2011)“…► This review will outline methods through which NO is measured in plants. ► Measurement techniques will be introduced and criticised, considering the…”
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Functionalizing a Tapered Microcavity as a Gas Cell for On-Chip Mid-Infrared Absorption Spectroscopy
Published in Sensors (Basel, Switzerland) (06-09-2017)“…Increasing demand for field instruments designed to measure gas composition has strongly promoted the development of robust, miniaturized and low-cost handheld…”
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6
Changes in urine headspace composition as an effect of strenuous walking
Published in Metabolomics (01-12-2015)“…The present investigation uses proton transfer reaction mass spectrometry (PTR-MS) combined with multivariate and univariate statistical analyses to study…”
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7
Quantum cascade laser-based sensors for the detection of exhaled carbon monoxide
Published in Applied physics. B, Lasers and optics (01-01-2016)Get full text
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8
Optical parametric oscillator-based photoacoustic detection of hydrogen cyanide for biomedical applications
Published in Journal of biomedical optics (01-10-2013)“…A versatile, continuous wave, optical parametric oscillator is used in combination with photoacoustic spectroscopy for long-term trace gas experiments of…”
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9
Influence of Ethanol on Breath Acetone Measurements Using an External Cavity Quantum Cascade Laser
Published in Photonics (01-06-2016)“…Broadly tunable external cavity quantum cascade lasers (EC-QCLs) in combination with off-axis integrated cavity enhanced spectroscopy (OA-ICOS) provide high…”
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10
Fourier transform spectroscopy with a laser frequency comb
Published in Nature photonics (01-02-2009)“…Molecular fingerprinting using absorption spectroscopy is a powerful analytical method, particularly in the infrared, the region of intense spectral…”
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11
Current methods for detecting ethylene in plants
Published in Annals of botany (01-03-2013)“…BackgroundIn view of ethylene's critical developmental and physiological roles the gaseous hormone remains an active research topic for plant biologists…”
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12
Reduced nitric oxide levels during drought stress promote drought tolerance in barley and is associated with elevated polyamine biosynthesis
Published in Scientific reports (17-10-2017)“…Nitric oxide (NO) is a key messenger in plant stress responses but its exact role in drought response remains unclear. To investigate the role of NO in drought…”
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13
Broadly, independent-tunable, dual-wavelength mid-infrared ultrafast optical parametric oscillator
Published in Optics express (10-08-2015)“…We demonstrate a two-crystal mid-infrared dual-wavelength optical parametric oscillator, synchronously pumped by a high power femtosecond Yb:fiber laser. The…”
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14
Quantum cascade laser-based sensors for the detection of exhaled carbon monoxide
Published in Applied physics. B, Lasers and optics (2016)“…Carbon monoxide (CO) is an important biomarker as it originates in the human body from the heme (component of hemoglobin) degradation. Tunable laser absorption…”
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15
Haemoglobin modulates salicylate and jasmonate/ethylene-mediated resistance mechanisms against pathogens
Published in Journal of experimental botany (01-07-2012)“…Nitric oxide (NO) plays a role in defence against hemibiotrophic pathogens mediated by salicylate (SA) and also necrotrophic pathogens influenced by…”
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Nitric oxide in plants: an assessment of the current state of knowledge
Published in AoB plants (01-01-2013)“…Nitric oxide (NO) is a plant signal contributing to plant stress responses and development. We here review some of the key advances in this field but also…”
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Haemoglobin modulates NO emission and hyponasty under hypoxia-related stress in Arabidopsis thaliana
Published in Journal of experimental botany (01-09-2012)“…Nitric oxide (NO) and ethylene are signalling molecules that are synthesized in response to oxygen depletion. Non-symbiotic plant haemoglobins (Hbs) have been…”
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Nitrite and nitric oxide are important in the adjustment of primary metabolism during the hypersensitive response in tobacco
Published in Journal of experimental botany (29-08-2019)“…Abstract Nitrate and ammonia deferentially modulate primary metabolism during the hypersensitive response in tobacco. In this study, tobacco RNAi lines with…”
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Continuous-wave optical parametric oscillator based infrared spectroscopy for sensitive molecular gas sensing
Published in Laser & photonics reviews (01-03-2013)“…Over the past 10 years, with the advent of new crystals designs and a new generation of pump lasers, continuous‐wave (cw) optical parametric oscillators (OPOs)…”
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Optimization and sensitive detection of sulfur compounds emitted from plants using proton transfer reaction mass spectrometry
Published in International journal of mass spectrometry (15-07-2015)“…•Optimized detection of sulfur compounds is demonstrated with proton transfer reaction mass spectrometry (PTR-MS).•The optimization is presented in depth for…”
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