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Article
3D Tungsten Trioxide Nanosheets as Optoelectronic Materials for On-chip Quantification of Global Antioxidant Capacity
The photoelectrochemical properties of semiconductors mainly depend on the size and shape of the corresponding nanoparticles. Herein, 3D WO3 nanosheets were controllably synthesized with the aid of polyethyleneim...
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Article
Etalon fringe removal of tunable diode laser multi-pass spectroscopy by wavelet transforms
Tunable diode laser absorption spectroscopy (TDLAS) is an important technique for trace gas detection. The sensitivity of TDLAS system, especially for multi-pass absorption, is usually limited by optical fring...
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Article
Open AccessFactors influencing training transfer in nursing profession: a qualitative study
There is a growing recognition that training is not translated into performance and the ‘transfer problem’ exists in organization training today. Although factors contributing to training transfer have been id...
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Article
Open AccessDevelopment and validation of a questionnaire to evaluate the factors influencing training transfer among nursing professionals
Most organizations invest in people for training to improve human capital and maximize profitability. Yet it is reported in industry and nursing as well that training effectiveness is constrained because of in...
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Article
Open AccessBeat frequency quartz-enhanced photoacoustic spectroscopy for fast and calibration-free continuous trace-gas monitoring
Quartz-enhanced photoacoustic spectroscopy (QEPAS) is a sensitive gas detection technique which requires frequent calibration and has a long response time. Here we report beat frequency (BF) QEPAS that can be ...
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Article
High-efficiency frequency upconversion of 1.5 μm laser based on a doubly resonant external ring cavity with a low finesse for signal field
A doubly resonant external ring cavity with a low finesse for the signal field is used to improve the frequency upconversion efficiency of a weak 1583 nm signal laser to 636 nm by mixing with a resonance power...
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Article
Optical Detection Technique Using Quartz-Enhanced Photoacoustic Spectrum
A new optical detection approach based on quartz-enhanced photoacoustic spectroscopy (QEPAS) to detect gases is developed. The new method not only employs a modulated laser to excite acoustic wave, as the gene...
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Article
Design and Optimization of QTF Chopper for Quartz-Enhanced Photoacoustic Spectroscopy
A novel quartz-tuning-fork (QTF) chopper was developed for quartz-enhanced photoacoustic spectroscopy (QEPAS). Unlike the conventional wavelength-modulation-based QEPAS, the QTF chopper chops the continuous wa...
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Article
Endophytic fungus Trichothecium roseum LZ93 antagonizing pathogenic fungi in vitro and its secondary metabolites
The endophytic fungus Trichothecium roseum LZ93 from Maytenus hookeri was found to antagonize other pathogenic fungi in vitro. To identify which compound contributed substantially to the antagonism, we fermented ...
