Results 271 - 280 of 618

• Quantification of Optical and Physical Properties of Combustion-Generated Carbonaceous Aerosols (less than PM2.5) Using Analytical and Microscopic Techniques
  3/1/2015 - Peer reviewed journal articles
  An article describing experiments conducted to quantify and characterize the optical and physical properties of combustion-generated aerosols during both flaming and smoldering combustion of three materials common to underground mines.
• The Relationship between Elemental Carbon and Diesel Particulate Matter in Underground Metal/Nonmetal Mines in the United States and Coal Mines in Australia
  3/1/2015 - Peer reviewed journal articles
  An article describing an investigation of the relationship between total carbon and elemental carbon from diesel particulate matter samples to determine if a single conversion factor can be used for all metal/nonmetal mines.
• Current Knowledge of U.S. Metal and Nonmetal Miner Health: Current and Potential Data Sources for Analysis of Miner Health Status
  2/6/2015 - Peer reviewed journal articles
  A report that discusses current knowledge and potential data sources of MNM miner health.
• Health and Safety Management Systems Through a Multilevel and Strategic Management Perspective: Theoretical and Empirical Considerations
  2/1/2015 - Peer reviewed journal articles
  Multilevel and strategic management theory and research methods are presented and applied to current issues in occupational health and safety, the goal to better understand health and safety management systems from a theoretical and empirical perspective.
• Medium Frequency Propagation Characteristics of Different Transmission Lines in an Underground Coal Mine
  2/1/2015 - Peer reviewed journal articles
  In this study, the propagation characteristics of three types of medium frequency transmission lines in two layouts were obtained in an effort to understand the propagation characteristics of different transmission lines in different locations.
• A Hybrid Approach for Efficient Modeling of Medium-Frequency Propagation in Coal Mines
  2/1/2015 - Peer reviewed journal articles
  An article introducing a hybrid approach to modeling medium-frequency communications in coal mines.
• Evaluations of Bit Sleeve and Twisted-Body Bit Designs for Controlling Roof Bolter Dust
  2/1/2015 - Peer reviewed journal articles
  A paper detailing the use of a bit sleeve in combination with a dusthog-type bit to improve dust extraction during the critical initial phase of drilling.
• Development of a Model to Determine Oxygen Consumption When Crawling
  1/1/2015 - Peer reviewed journal articles
  A report on the development of linear regression models that can be used to determine peak and average oxygen consumption rates as well as total oxygen consumption.
• Debilitating Lung Disease Among Surface Coal Miners with No Underground Mining Tenure
  1/1/2015 - Peer reviewed journal articles
  A report characterizing exposure histories and respiratory disease among surface coal miners identified with progressive massive fibrosis from a 2010 to 2011 pneumoconiosis survey.
• Evaluation of a Wearable Monitor for Measuring Real-time Diesel Particulate Matter Concentrations in Several Underground Mines
  12/1/2014 - Peer reviewed journal articles
  An article presenting a performance evaluation of a wearable, real-time DPM monitor, the Airtec, in several underground metal/nonmetal mines by comparing it to the standard method for determining DPM exposures (NIOSH method 5040).