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Displaying 1501 - 1525 of 1600

The NIST Material Flammability Database

May 1, 2024
Author(s)
Isaac Leventon, Morgan Bruns, Michael Heck
… 7 The fire modeling community is actively working to develop … sized slabs, and flame spread over walls up to 2.44 m tall). To date, 20 these tools have been used to …

Using Plasma Vitellogenin in Loggerhead Sea Turtles to Assess Reproductive Maturation and Estrogen-Like Contaminant Exposure

March 21, 2023
Author(s)
Raquel Corniuk, Jennifer Lynch, Michael Arendt, Joanne Braun-McNeill, David Owens, Roldan Valverde, John Kucklick, Patricia McClellan-Green
Vitellogenin (VTG), an egg yolk precursor, is abnormally produced by male and juvenile oviparous species after exposure to estrogens. Plasma VTG in loggerhead sea turtles (Caretta caretta) helped us understand their reproductive maturation and investigate

An Octacalcium Phosphate Forming Cement

April 16, 2010
Author(s)
Milenko Markovic, Laurence C. Chow
… in a physiological-like solution (PLS) for 1 d, 3 d, and 7 d. In CPC specimens prepared with water, calcium … were formed and DTS and P were (4.38 ± 0.49) MPa and (41.44 ± 1.25) vol % after 1 d, respectively, (4.38 ± 0.29) MPa … and (4.30 ± 0.60) MPa and (41.38 ± 1.65) vol % after 7 d, respectively. For each group DTS and P did not change …

Structural and Dynamical Behaviors of Fast Ionic Conducting Potassium nido -(Carba)borates

August 21, 2025
Author(s)
Mads B. Amdisen, Hui Wu, Mikael S. Andersson, Mirjana Dimitrievska, Wei Zhou, Torben R. Jensen, Craig Brown, Juscelino Leao, Terrence J. Udovic
… the four potassium nido-(carba)borates KB11H14, K-7-CB10H13, K-7,8-C2B9H12, and K-7,9-C2B9H12, and a total of eight new … is observed for K-7,8-C2B9H12 with 1.7·10−2 S cm−1 at 500 K and an activation energy of 0.28 eV in the disordered …

Niche partitioning of microbial communities at an ancient vitrified hillfort: implications for vitrified radioactive waste disposal

August 30, 2020
Author(s)
Andrew Plymale, Jacqueline Wells, Carolyn Pearce, Colin Brislawn, Emily Graham, Tanya Cheeke, Jessica Allen, Sarah Fansler, Bruce Arey, Mark Bowden, Danielle Saunders, Vincent Danna, Kimberly Tyrrell, Jamie Weaver, Rolf Sjoblom, Rick L. Paul, John McCloy, Eva Hjarthner-Holdar, Mia Englund, Erik Ogenhall, David Peeler, Albert Kruger
… that has been subjected to bio-colonization for over 1,500 years. Scanning electron microscopy (SEM) images reveal …
Displaying 1501 - 1525 of 1600
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