(Spectroscopy)
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Ultraviolet radiation-the primary natural pollutant affecting melanomagenesis-may represent a widespread ecological stressor for many fishes, and yet the relationship between UV-exposure and stress... (View Full Article)
(Spectroscopy)
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Although private communication is considered an important diversifying force in evolution, there is little direct behavioural evidence to support this notion. Here, we show that ultraviolet (UV)... (View Full Article)
(Spectroscopy)
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By optimizing the microwave chemistry reactor made of the rectangular waveguide resonator, the methane conversion (the maximum 93.7%) , the C2 hydrocarbon yield (the maximum 91.0%) and the acetylene... (View Full Article)
(Spectroscopy)
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Edge detection is a signal processing algorithm common in artificial intelligence and image recognition programs. We have constructed a genetically encoded edge detection algorithm that programs an... (View Full Article)
(Spectroscopy)
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A plasma needle using a dielectric barrier discharge reactor at atmospheric pressure with a funnel-shaped nozzle was developed. The preliminary characteristics of the plume and applications to the... (View Full Article)
(Spectroscopy)
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Phytochrome interacting factors (PIFs) are nuclear basic helix-loop-helix (bHLH) transcription factors that negatively regulate photomorphogenesis both in the dark and in the light in Arabidopsis. The... (View Full Article)
(Light Sources)
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Nd:YAG and Nd:YAP slab crystal in the form of triangle with the Brewster-angle-cut polished input faces was used as an active medium for diode-side-pumped laser. A horizontal projection of the active... (View Full Article)
(Spectroscopy)
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Visible and near-infrared (NIR) spectra and samples for laboratory microbial analysis were acquired of fecal contaminants, ingesta contaminants, and bare processing equipment surfaces (rubber and... (View Full Article)
(Spectroscopy)
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In a continuing series of experiments designed to determine the spectral extinction cross section of bacterial aerosols, two White cell transmissometers were constructed to obtain stable, long path... (View Full Article)
(Spectroscopy)
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Aposematic signals may be subject to conflicting selective pressures frompredators and conspecifics.We studied female preferences for different components of aposematic coloration in the polymorphic... (View Full Article)
(Lab Equipment and Scientific Instruments)
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The integration of miniature fiber optic spectrometers with small high peak power laser transmitters has lead to the development of a portable analytical instrument capable of real-time qualitative... (View Full Article)
(Light Sources)
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We investigated the effects of fluorescent illumination with a high red-to-far-red ratio (R:FR) on the resistance of cucumber (Cucumis sativus) seedlings to powderymildew fungus (Sphaerotheca... (View Full Article)
(Spectroscopy)
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http://www.stellarnet.us/public/download/Spectral%20Signitures%20of%20surface%20materials%20in%20pig%20buildings.pdf... (View Full Article)
(Light Sources)
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Emission characteristics of a nanosecond discharge in inert gases and its halo- genides without preionization of the gap from an auxiliary source have been investigated. A volume discharge, initiated... (View Full Article)
(Spectroscopy)
From this Article:
Pigmentation, which is primarily determined by the amount, the type, and the distribution of melanin, shows a remarkable diversity in human populations, and in this sense, it is an atypical trait.... (View Full Article)
(Spectroscopy)
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Three oil crops, chia (Salvia hispanica L.), flax (Linum usitatissimum L.), and castor (Ricinus communis L.), were studied because of their nutritional and industrial values. Chia and flax are rich in... (View Full Article)
(Spectroscopy)
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The foraging strategies of wading birds may be influenced by their degree of crypsis to aquatic prey. White plumage has been hypothesized to be adaptive for herons hunting in open water habitats. We... (View Full Article)
(Spectroscopy)
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Plants sense the presence of potentially competing nearby individuals as a reduction in the red to far-red ratio of the incoming light. In anticipation of eventual shading, a set of plant responses... (View Full Article)
(Spectroscopy)
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The reflective diffraction grating is the heart of most spectroscopy systems today. Before the 1950's, the prism was the primary dispersive element in spectrometer designs. The use of an epoxy... (View Full Article)
(Spectroscopy)
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Phosphazene (PZN) catalyst, PZN catalyst coexisting with a co-catalyst 1- hydroxycyclohexyl phenyl ketone (Irgacure 184; IRG) and polymethylmethacrylate (PMMA) (prepared by catalytic living anionic... (View Full Article)
(Spectroscopy)
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Recent advances in molecularly imprinted polymers (MIPs) have created a new class of synthetic materials that can mimic the function and selectivity of the bioreceptors with significantly improved... (View Full Article)
(Lab Equipment and Scientific Instruments)
From this Article:
Miniature fiber optic spectrometers that interface to computers have been around for about 10 years. These small instruments are low-cost and therefore widely used in many different industrial... (View Full Article)
(Spectroscopy)
From this Article:
The potential of Near-Infrared (NIR) spectroscopy technique was assessed to predict moisture and soluble solids content of Mazafati date fruit. Spectral acquisitions were carried out during four main... (View Full Article)
(Spectroscopy)
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Our goal is development of diode laser sensors that monitor hybrid rocket motor emissions in the near-infrared. Quantities desired from the measurements are temperature, molecule number density,... (View Full Article)
(Spectroscopy)
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Total tumor resection in patients with glioblastoma multiforme (GBM) is difficult to achieve due to the tumor's infiltrative way of growing and morphological similarity to the surrounding functioning... (View Full Article)
(Thin Film Equipment)
From this Article:
The use of organic optoelectronic devices such as organic light-emitting diodes and organic photodiodes in microoptical systems is discussed. Potential applications like optical interconnects and... (View Full Article)
(Spectroscopy)
From this Article:
The phytochrome family of sensory photoreceptors interacts with Phytochrome Interacting Factors (PIFs), repressors of photomorphogenesis, in response to environmental light signals and induces rapid... (View Full Article)
(Thin Film Equipment)
From this Article:
Cadmium sulphide (CdS) thin films deposited on indium tin oxide (ITO) substrates were prepared by chemical bath deposition technique by using different conditions to agitate the bath and the... (View Full Article)
(Spectroscopy)
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The original technologies of growing silica films, impregnated with 7-dehydrocholesterol (provitamin D3) on quartz substrates and free transparent films on the basis of polyvinyl alcohol and polyvinyl... (View Full Article)
(Spectroscopy)
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Studying and understanding the pillows lavas could help us to understand the past of Mars.... (View Full Article)
(Spectroscopy)
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Lake Watch of Lake Martin Initiative... (View Full Article)
(Spectroscopy)
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In this paper, we propose an approach to the problem of simultaneous shape and refractive index recovery from multispectral polarisation imagery captured from a single viewpoint. The focus of this... (View Full Article)
(Spectroscopy)
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Diagnosis of benign and malign skin lesions is currently mostly relying on visual assessment and frequent biopsies performed by dermatologists. As the timely and correct diagnosis of these skin... (View Full Article)
(Spectroscopy)
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All chemicals were purchased from commercial sources unless otherwise noted. PCBM was prepared as described in the literature.1 Reactions were performed under argon or nitrogen using standard Schlenk... (View Full Article)
(Spectroscopy)
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When rose plants bearing colonies of Podosphaera pannosa were placed in a wind tunnel, the number of conidia trapped was directly proportional to intensity of daylight-balanced (white) light from 5 to... (View Full Article)
(Spectroscopy)
From this Article:
he availability of copper-bearing tourmaline from Mozambique (Abduriyim and Kitawaki, 2005; Laurs et al., 2008) has intensified the gemological interest that was first generated after discovery of... (View Full Article)
(Spectroscopy)
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The varying spectral distribution of the terrestrial irradiance can cause significant differences between the actual and the rated efficiency of solar cells. To account for this effect it is necessary... (View Full Article)
(Light Sources)
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A 1.5 kW, 2.45 GHz microwave sustained plasma in a flowing sample of stack exhaust gas has been shown in recent DOE/EPA testing to be an accurate monitor of trace hazardous metals (in the part per... (View Full Article)
(Spectroscopy)
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The effects of weathering on the surface properties of wood-plastic composites (WPC) were examined. High-density polyethylene (HDPE) based WPCs made from modified wood flour (untreated, extractives... (View Full Article)
(Thin Film Equipment)
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We have tried to prepare superconducting (SrLaF)FeAs thin films by the photo excited pulsed laser deposition (PE-PLD). The excitation of As Sr and La atoms are observed in the luminescence spectra of... (View Full Article)
(Light Sources)
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Abstract High-intensity constant lighting is routinely used for photoperiod manipulation in the aquaculture industry in order to prevent early maturation. The potential welfare impacts of this... (View Full Article)
(Spectroscopy)
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Small, portable ultraviolet and visible spectrometers can be used to characterize the combustion and regression rates of hybrid rocket and other combustion emission plumes. In this study, two... (View Full Article)
(Spectroscopy)
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Ground-based spectral imaging devices offer an important supplement to satellite imagery. Hand-held, ground-based sensors allow rapid, inexpensive measurements that are not affected by the earth's... (View Full Article)
(Spectroscopy)
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http://www.stellarnet.us/public/download/2006Liu14-5JNIRS325-331.pdf... (View Full Article)
(Spectroscopy)
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Two hybrid voltage-sensing systems based on fl uorescence resonance energy transfer (FRET) were used to record membrane potential changes in the transverse tubular system (TTS) and surface membranes... (View Full Article)
(Optoelectronics)
From this Article:
Conventional solid-core optical fibres require highly transparent materials. Such materials have been difficult to identify owing to the fundamental limitations associated with the propagation of... (View Full Article)