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Displaying 401 - 425 of 1898

CO2 electrolysis to multicarbon products at activities greater than 1 A cm(-2)

December 23, 2019
Author(s)
Lee J. Richter, Ahmad R. Kirmani, F. P. Garcia de Arquer, Cao-Thang Dinh, Adnan Ozden, Joshua Wicks, Christopher McCallum, Gabardo M. Christine, Ali Seifitokaldani, Xue Wang, Yuguang C. Li, Fengwang Li, Jonathan Edwards, Steven J. Thorpe, David Sinton, Edward H. Sargent, Nam Dae-Hyun, Dae-Hyun Nam
… achieved CO2 electroreduction on copper in 7 M potassium hydroxide electrolyte (pH approximate to 15) with an ethylene …

Observation of a C-type Short-Range Antiferromagnetic Order in Lyaer Spacing Expanded FeS

March 9, 2020
Author(s)
Meng Wang, Ming Yi, Benjamin A. Frandsen, Junjie Yin, Hualei Sun, Zhijun Xu, Huibo Cao, Edith Bourret-Courchesne, Jeffrey W. Lynn, Robert J. Birgeneau
… crystals via a hydrothermal method. While no √5 x √5 iron vacancy order or block antiferromagnetic order typical … of phenomena observed in FeS and the related FeSe 1-x S x iron chalcogenide system. …

A Generic Process of Growing Aligned Carbon Nanotube Arrays on Metals and Metal Alloys

May 9, 2007
Author(s)
P. M. Parthangal, Richard E. Cavicchi, Michael R. Zachariah
… metal alloys, and conductive ceramics using a bimetallic iron/alumina composite catalyst at low temperatures (550 ?C to 700 ?C). We believe the addition of alumina to the iron catalyst significantly reduces catalyst-metal underlayer … on metals. The alumina also minimizes surface diffusion of iron and allows the formation of a high density of uniformly …

Observation of Tunneling States Within the Two Conformations of Hydroxyl Gauche, Methyl Asymmetric CH 2 DCH 2 OH

October 1, 1997
Author(s)
R D. Suenram, Francis J. Lovas, C R. Quade, C F. Su
… and antisymmetric substates of conformations I and II for hydroxyl gauche, methyl asymmetric CH 2 DCH 2 OH. … the same side of the molecular plane whereas conformation II has them on the opposite sides. The determination of the … that localizes the molecule into conformations I and II] of 4.8[5] cm -1 . Further, the relative intensities of …

Electrodeposition of Al-Zr Alloys From the Lewis Acidic Aluminum Chloride-1-Ethyl-3-methylimidazolium Chloride Melt

July 1, 2004
Author(s)
T Tsuda, C L. Hussey, Gery R. Stafford, O Kongstein
… The electrochemistry of Zr(IV) and Zr(II) and the electrodeposition of Al-Zr alloys were examined … at 353 K. The electrochemical reduction of Zr(IV) to Zr(II) is complicated by the precipitation of ZrCl(subscript 3); however, solutions of Zr(II) can be prepared by reducing Zr(IV) with Al wire. Al-Zr …

Physical Properties of LiMn 2-x MxO 4 (M = Ni, Fe) Sol-Gel Nanopowders

December 15, 2014
Author(s)
E. Talik, L. Lipinska, A. Guzik, Pawel Zajdel, M. Michalska, M. Szubka, M. Kadziolka-Gawel, Rick L. Paul
… spectroscopy also confirmed 3+ oxidation state of iron and its location on octahedral sites, which excluded the … XPS examinations showed that Mn 3+ ions dominate in the iron substituted series whereas the Mn 4+ is dominant in the …

A formal Fe(III)/(V) redox couple in an intercalation electrode

October 15, 2025
Author(s)
Hari Ramachandran, Edward Mu, Eder Lomeli, Augustin Braun, Masato Goto, Kuan Hsu, Jue Liu, Zhelong Jiang, Kipil Lim, Grace Busse, Brian Moritz, Joshua Kas, John Vinson, John Rehr, Jungjin Park, Iwnetim Abate, Yuichi Shimakawa, Edward Solomon, Wanli Yang, William Gent, Thomas Devereaux, William Chueh
… Iron redox cycling between low-valent oxidation states of … redox couple charge compensates the cycling of lithium iron phosphate, a positive electrode (cathode) for lithium-ion batteries. High-valent iron redox couples, involving formal oxidation higher than …

The Spectrum and Term Analysis of Singly-Ionized Manganese

January 13, 2021
Author(s)
Florence Liggins, J C. Pickering, Gillian Nave, Jacob W. Ward, Wan-U Lydia Tchang-Brillet
… cm −1 ). Spectral wavelengths for a total of 6020 Mn II lines have been measured of which 1346 are obtained … measurements. These lines were used to identify 6257 Mn II transitions and improve the values of 516 previously … of a cm −1 . We have verified an additional 56 Mn II energy levels, previously established through observation …

Update of the BIPM comparison BIPM.RI(II)-K1.Co-60 of activity measurements of the radionuclide 60Co to include the 2020 result of the PTB (Germany), the 2020 result of the NIST (United States), the 2020 result of the SMU (Slovakia), the 2021 result of th

March 20, 2023
Author(s)
R Coulon, C Michotte, S Courte, M Nonis, F van Wyngaardt, M Smith, A Bowan, C Keevers, E Clark, M Zarifi, A Ravindra, DB Kulkarni, R Sharma, Marco Capogni, P De Felice, M Capone, P Carconi, A Fazio, C Bobin, R Lins da Silva, A Leiras, J de Almeida Rangel, M Aguiar Leobino da Silva, A Iwahara, Denis E. Bergeron, Jeffrey T. Cessna, Ryan P. Fitzgerald, Lizbeth Laureano-Perez, Leticia Pibida, MW Van Rooy, Jf Lubbe, MJ van Staden, John Keightley, A Pearce, N Ramirez, E Bendall, S Collins, T Ziemek, E Lech, P Saganowski, M Czudek, A Listkowska, O Nahle, Karsten Kossert, M Takacs, M Krivosik, I Bonkova
… Poids et Mesures (BIPM), with comparison identi_er BIPM.RI(II)-K1.Co-60. Recently, the PTB (Germany), the NIST (United … Update of the BIPM comparison BIPM.RI(II)-K1.Co-60 of activity measurements of the radionuclide …

Optical and structural study of GaN nanowires grown by catalyst-free molecular beam epitaxy. II. Sub-band-gap luminescence and electron irradiation effects

June 4, 2007
Author(s)
Larry Robins, Kristine A. Bertness, Joy Barker, Norman Sanford, John B. Schlager
… electron irradiation on the CL, are discussed in Part II. The observed sub-band-gap PL and CL peaks are identified … nanowires grown by catalyst-free molecular beam epitaxy. II. Sub-band-gap luminescence and electron irradiation effects …
Displaying 401 - 425 of 1898
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