Results 161 to 170 of about 3,461,548 (318)

Modeling and optimization for spatial detection to minimize abandonment rate [PDF]

open access: yes, 2014
textSome oil and gas companies are drilling and developing fields in the Arctic Ocean, which has an environment with sea ice called ice floes. These companies must protect their platforms from ice floe collisions.
Lu, Fang, active 21st century
core  

Breastfeeding in the 21st century: epidemiology, mechanisms, and lifelong effect

open access: yesThe Lancet, 2016
C. Victora   +9 more
semanticscholar   +1 more source

A Social Network Analysis of Edward Snowden and the Diffusion of Different Media Frames [PDF]

open access: yes, 2014
textThis paper provides insights on how five different frames of the Edward Snowden issue (Hero, Patriot, Traitor, Whistleblower, Dissident) have been diffused on the Twitter platform.
Wu, Jin, active 21st century
core  

Worldwide incidence and prevalence of inflammatory bowel disease in the 21st century: a systematic review of population-based studies

open access: yesThe Lancet, 2017
S. Ng   +11 more
semanticscholar   +1 more source

Possible impacts of rising CO2 on crop water use efficiency and food security

open access: yesCalifornia Agriculture, 2018
Alexander J. Scavo   +8 more
doaj   +1 more source

Shale fracturing enhancement by using polymer-free foams and ultra-light weight proppants [PDF]

open access: yes, 2015
textSlickwater with sand is the most commonly used hydraulic fracturing treatment for shale reservoirs. The slickwater treatment produces long skinny fractures, but only the near wellbore region is propped due to fast settling of sand.
Gu, Ming, active 21st century
core  

Large-area resonant and non-resonant optical nanostructures [PDF]

open access: yes, 2014
textManipulation of light via subwavelength nanostructures is currently a subject of intense research interest, and is enabling the development of nanostructured photonic crystal, metamaterials and metasurfaces that provide a variety of new optical and ...
Li, Ping-Chun, active 21st century
core  

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