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Displaying 351 - 375 of 392

Latent Porosity in Alkali-Metal M 2 B 12 F 12 Salts: Structures and Rapid Room-Temperature Hydration/Dehydration Cycles

October 2, 2017
Author(s)
Dmitry V. Peryshkov, Eric V. Bukovsky, Matthew R. Lacroix, Hui Wu, Wei Zhou, W. Matthew Jones, Matic Lozinsek, Travis C. Folsom, D. Luke Heyliger, Terrence J. Udovic, Steven H. Strauss
… hydrates Li 2 (H 2 O) 4 Z, LiK(H 2 O) 4 , Na 2 (H 2 O) 3 Z, and Rb 2 (H 2 O) 2 Z, unit cell parameters for Rb 2 Z … multiple 90 min cycles of hydration to Na 2 (H 2 O) 3 Z and dehydration back to Na 2 (H 2 O) 2 Z at 23 °C. For … (rh max)/(rd dmax^) decreased 26 times over 8.6 °C, from 3.7 at 23.4 °C to 0.14 at 32.0 °C. For Rb 2 Z - Rb 2 (H 2 O) …

Multiscale Model of Germanium Quantum Dots in Silicon

March 1, 2007
Author(s)
David T. Read, Vinod Tewary
Atomic displacements, strains and strain energies in the neighborhood of near-spherical, coherent germanium ¿quantum dots¿ (QD) in crystalline silicon and near a 001} Si surface have been predicted by multiscale modeling, using a combination of classical

New Calcium Tantalate Polytypes in the System Ca 2 Ta 2 O 7 - Sm 2 Ti 2 O 7

February 1, 2000
Author(s)
I E. Grey, Robert S. Roth
… on flux-grown single crystals. The 6T phase, Ca 1.89 Ta 1.86 Sm 0.16 Ti 0.10 O 7 , has a = 7.353(1), c = 36.264 (1) , Z … metal atom layers that alternately have the composition Ta 3 Ca and Ca 3 Ta. Hexagonal tungsten bronze type layers of …

Separation of microplastics from deep-sea sediment using an affordable, simple to use, and easily accessible density separation device

August 14, 2024
Author(s)
Katherine Shaw, Rachel Sandquist, Cameron Fairclough, Jesse Black, Alex Fitzgerald, Scott Gallager, Jennifer Lynch
… 92.7% ± 30.8%, PP: 78.4% ± 34.0%, HDPE: 93.8% ± 13.5%, PS: 86.9% ± 25.7%, PA6: 98.4% ± 63.2%, PVC: 100.0% ± 12.4%). … was much lower (PEST: 28.1% ± 28.1% and CA: 25.9% ± 17.3%) because they aggregated, passed through sieves …

Optimizing Utilization Efficiencies in Electronegative Discharges: The Importance of the Impedance Phase Angle

November 1, 1999
Author(s)
W R. Entley, J G. Langan, B S. Felker, Mark A. Sobolewski
… in the greatest utilization efficiencies (UEs) of NF 3 , CF 4 , and C 2 F 6 in a capacitively coupled GEC … of power was dissipated within each discharge. For the NF 3 plasmas, argon was used as a diluent and both the NF 3 … C 2 F 6 based plasmas, the gas compositions were fixed (86 mol % CF 4 /O 2 and 50 mol % C 2 F 6 /O 2 ) and the …
Displaying 351 - 375 of 392
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