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Mostrando 621 - 640 Resultados de 1,421 Para Buscar '"Sampler"', tiempo de consulta: 0.13s Limitar resultados
  1. 621
    “…MATERIALS AND METHODS: Chromatography was performed on HPTLC silica gel 60 F 254, aluminum sheets by CAMAG automatic TLC sampler 4, with mobile phase condition chloroform:acetone:water (28:4:0.06). …”
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    Assessment of aflatoxin B1 in livestock feed and feed ingredients by high-performance thin layer chromatography
  2. 622
    “…Here, we designed a new high-volume HP-sediment core sampler that is deployable on the payload of a remotely operated vehicle and can maintain in situ HP conditions throughout multi-month enrichment incubations including daily amendments with liquid media and gases and daily effluent sampling for geochemical or microbiological analysis. …”
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    Aerobic and Anaerobic Methanotrophic Communities Associated with Methane Hydrates Exposed on the Seafloor: A High-Pressure Sampling and Stable Isotope-Incubation Experiment
  3. 623
    “…The high-resolution EDA approach is demonstrated by analysis of four environmental passive sampler extracts. Downscaling of the assays to a 384-well format allowed analysis of 64 fractions in triplicate (or 192 fractions without technical replicates) without affecting sensitivity compared to the standard 96-well format. …”
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    High-Throughput Effect-Directed Analysis Using Downscaled in Vitro Reporter Gene Assays To Identify Endocrine Disruptors in Surface Water
  4. 624
    “…Next, obtaining the M-dimensional observation vectors based on the left singular vectors of the SVD, which are equivalent to the sampler operator in standard compressive sensing theory, the signal can be sampled below the Nyquist rate, and can still be reconstructed via [Formula: see text] minimization with accuracy using convex optimization. …”
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    Energy Efficient GNSS Signal Acquisition Using Singular Value Decomposition (SVD)
  5. 625
    por Willerton, Laura, Mason, Howard J
    Publicado 2018
    “…Significantly higher house dust levels were found where rabbits spent large amounts, or all of, their time indoors. Personal air sampler levels within the animal facility were between 65–216 ng·m(−3). …”
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    The development of methods to measure exposure to a major rabbit allergen (Ory c 1)
  6. 626
    “…Air sampling was performed at four locations—outside the hospital (O), in the general ward (GW), in the lounge in the cleanroom (CR(L)), and in the patients’ room in the cleanroom (CR(R))—by using Andersen single-stage air sampler at every two weeks between May 2017 and May 2018. …”
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    Profiles of Environmental Mold: Indoor and Outdoor Air Sampling in a Hematology Hospital in Seoul, South Korea
  7. 627
    por Tang, Niansheng, Wang, Songjian, Ye, Gen
    Publicado 2018
    “…A hybrid algorithm combining the Gibbs sampler and adaptive rejection Metropolis sampling (ARMS) algorithm is developed to estimate the dose-toxicity curve, and a two-stage Bayesian nonparametric adaptive design is presented to estimate MTD. …”
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    A nonparametric Bayesian continual reassessment method in single-agent dose-finding studies
  8. 628
    “…We will also propose a technique to control the error introduced by the MCMC sampler, and demonstrate the validity of the combined mesh and algorithmic quality control strategy.…”
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    Adaptivity in Bayesian Inverse Finite Element Problems: Learning and Simultaneous Control of Discretisation and Sampling Errors
  9. 629
    “…It is recommended that an additional sampler be used to directly collect and analyze small fibers in addition to the widely accepted sampling method which utilizes an open-faced 25 mm cassette.…”
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    Sampling Techniques on Collecting Fine Carbon Nanotube Fibers for Exposure Assessment
  10. 630
    “…METHODS: A 2,4‐dinitrophenylhydrazine (DNPH)‐silica cartridge was chosen as a sampler. OPA collected by the DNPH‐silica cartridge was subsequently extracted with 5 mL of acetonitrile. …”
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    Development of a measurement method to determine the ceiling exposure concentration of ortho‐phthalaldehyde handling workers
  11. 631
    “…The microbial sampling was conducted via the air sampler method, and the reduction in S. epidermidis growth was monitored by performing three consecutive tests. …”
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    Assessment of air purifier on efficient removal of airborne bacteria, Staphylococcus epidermidis, using single-chamber method
  12. 632
    “…The airborne viruses were collected on heating, ventilating, and air conditioning (HVAC) filters in an experimental apparatus and also sampled upstream of these test filters using AGI-30 and BioSampler impinger samplers. To study the effects of relative humidity (RH) on TGEV collection by the filters and samplers, the virus was nebulized into air at 30, 50, 70, and 90% RH. …”
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    Effects of humidity and other factors on the generation and sampling of a coronavirus aerosol
  13. 633
    “…Phage D29 aerosol was produced in an aerosol cabinet and then collected by use of an AGI liquid sampler. A standard curve was created by use of purified genomic DNA from the phage in liquid culture of known concentration measured by titration. …”
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    Detection of viral aerosols by use of real-time quantitative PCR
  14. 634
    “…Air samples were collected, using six-stage Andersen sampler from five different public buildings in one large Chinese community. …”
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    Characteristics of airborne Staphylococcus aureus (including MRSA) in Chinese public buildings
  15. 635
    “…A family of microburst size distributions were tested, and a Markov chain Monte Carlo sampler was used to estimate the optimal distribution of model parameters. …”
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    Electron Microburst Size Distribution Derived With AeroCube‐6
  16. 636
    “…SidePak personal aerosol monitors (AM520) were used to measure personal exposure to PM(4), while a DustTrak monitor and an E-sampler were used to assess indoor and outdoor PM(2.5) levels, respectively. …”
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    Occupational Exposure to Fine Particulate Matter (PM(4) and PM(2.5)) during Hand-Made Cookware Operation: Personal, Indoor and Outdoor Levels
  17. 637
    “…Sampling was done using System Service Innovation Incorporation air sampler model 1000i, and the MBTH spectrophotometric method was used for analysis. …”
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    Formaldehyde Exposure and Its Potential Health Risk in Some Beauty Salons in Kumasi Metropolis
  18. 638
    “…A computational fluid dynamics model was used to calculate the speed of the airflow and the angle of sampler. Following this, we conducted purification experiments using cigarette smoke, Staphylococcus albus (S. albus) and human adenovirus type 5 (HAdV-5) to demonstrate the isolation efficacy. …”
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    Evaluation of an innovative pediatric isolation (PI) bed using fluid dynamics simulation and aerosol isolation efficacy
  19. 639
    “…The Box-Behnken design is experimented with three-level variables, namely areal density of substrate (GSM), electrospinning time (hours), and concentration of TNT (wt%) for investigating the bacterial filtration efficiency through an Andersen sampler. Among other statistical tests (STATs), PVDF + 15 wt% TNT has a bacterial filtration efficiency of 99.88% providing greater potentials upon application for clean air management. …”
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    Electrospun nanofibers of polyvinylidene fluoride incorporated with titanium nanotubes for purifying air with bacterial contamination
  20. 640
    “…PM(2.5) samples were collected using a low-volume sampler for 24 h at three primary schools located within 5 km of the industrial area and three comparative schools more than 20 km away from any industrial activity. …”
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    Exposure to Particulate PAHs on Potential Genotoxicity and Cancer Risk among School Children Living Near the Petrochemical Industry
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