1.433   Artículos

 
en línea
Wongwan Jung and Daejun Chang    
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Kristina M. Chomiak, Wendy A. Owens-Rios, Carmella M. Bangkong, Steven W. Day, Nathan C. Eddingsaas, Matthew J. Hoffman, André O. Hudson and Anna Christina Tyler    
Plastic debris is a growing threat in freshwater ecosystems and transport models predict that many plastics will sink to the benthos. Among the most common plastics found in the Laurentian Great Lakes sediments are polyethylene terephthalate (especially ... ver más
Revista: Water    Formato: Electrónico

 
en línea
Farouk Smith and Jieun Bae    
This paper presents the design and development of a sub-joule micro-Pulsed Plasma Thruster (µPPT) as a possible low-cost propulsion solution for Pocket-Cubes, used to increase its reliability, capability, and lifetime. It is shown that the µPPT successfu... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Haiping Zhang, Jessica J. Pilgram, Carmen G. Constantin, Lucas Rovige, Peter V. Heuer, Sofiya Ghazaryan, Marietta Kaloyan, Robert S. Dorst, Derek B. Schaeffer and Christoph Niemann    
We present two-dimensional (2D) optical Thomson scattering measurements of electron density and temperature in laser-produced plasmas. The novel instrument directly measures ne(x,y)" role="presentation">????(??,??)ne(x,y) n e ( x , y ) and Te(x,y)" role... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Andrea E. Copping, Daniel J. Hasselman, Charles W. Bangley, Joel Culina and Max Carcas    
Commercial development of tidal stream energy is hampered by technical and financial challenges, and impeded by uncertainty about potential environmental effects that drive environmental risk assessments and permitting (consenting) processes. The effect ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Donald J. Anderson, Kevin W. Franke, Robert E. Kayen, Shideh Dashti and Mahir Badanagki    
Following the M7.0 strike-slip earthquake near Kumamoto, Japan, in April of 2016, most geotechnical engineering experts believed that there would be significant soil liquefaction and liquefaction-induced infrastructure damage observed in the densely popu... ver más
Revista: Geosciences    Formato: Electrónico

 
en línea
Jubilee Prasad-Rao, Olivia J. Pinon Fischer, Neil C. Rowe, Jesse R. Williams, Tejas G. Puranik, Dimitri N. Mavris, Michael W. Natali, Mitchell J. Tindall and Beth W. Atkinson    
The cost to train a basic qualified U.S. Navy fighter aircraft pilot is nearly USD 10 M. The training includes primary, intermediate, and advanced stages, with the advanced stage involving extensive flight training, and, thus, is very expensive as a resu... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Hui Shao, Yuxin Miao, Fabián G. Fernández, Newell R. Kitchen, Curtis J. Ransom, James J. Camberato, Paul R. Carter, Richard B. Ferguson, David W. Franzen, Carrie A. M. Laboski, Emerson D. Nafziger, John E. Sawyer and John F. Shanahan    
Plant N concentration (PNC) has been commonly used to guide farmers in assessing maize (Zea mays L.) N status and making in-season N fertilization decisions. However, PNC varies based on the development stage. Therefore, a relationship between biomass an... ver más
Revista: Agronomy    Formato: Electrónico

 
en línea
Eric E. Grossman, Babak Tehranirad, Cornelis M. Nederhoff, Sean C. Crosby, Andrew W. Stevens, Nathan R. Van Arendonk, Daniel J. Nowacki, Li H. Erikson and Patrick L. Barnard    
Extreme water-level recurrence estimates for a complex estuary using a high-resolution 2D model and a new method for estimating remotely generated sea level anomalies (SLAs) at the model boundary have been developed. The hydrodynamic model accurately res... ver más
Revista: Water    Formato: Electrónico

 
en línea
Matthew E. Katterman, Peter M. Waller, Diaa Eldin M. Elshikha, Gerard W. Wall, Douglas J. Hunsaker, Reid S. Loeffler and Kimberly L. Ogden    
The WINDS (Water-Use, Irrigation, Nitrogen, Drainage, and Salinity) model uses the FAO56 dual crop coefficient and a daily time-step soil?water balance to simulate evapotranspiration and water content in the soil profile. This research calibrated the WIN... ver más
Revista: Water    Formato: Electrónico

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