In Situ Neutron Diffraction Study of Crystallographic Evolution and Thermal Expansion Coefficients in U-22.5 at.%Zr During Annealing
Sign Up to like & getrecommendations! Published in 2020 at "JOM"
DOI: 10.1007/s11837-020-04086-8
Abstract: A uranium-22.5 at.%zirconium (U-10 wt.%Zr) ingot was manufactured by traditional arc casting. The sample was characterized by high-pressure preferred-orientation time-of-flight neutron diffractometry with in situ heating reaching 900°C. The phase transitions, lattice parameter ratios, and linear coefficients… read more here.
Keywords: expansion; thermal expansion; uzr uzr; situ neutron ... See more keywords
Crystalline-Phase Solidification Analysis Using In Situ Neutron Diffraction
Sign Up to like & getrecommendations! Published in 2018 at "Transactions of the Indian Institute of Metals"
DOI: 10.1007/s12666-018-1418-5
Abstract: In situ neutron diffraction was utilized to examine the solidification behavior of aluminum and magnesium alloys for further understanding of solidification, hot tearing, and grain refinement. The experiments consisted of melting samples and allowing them… read more here.
Keywords: analysis; crystalline phase; solidification; diffraction ... See more keywords
Synergistic deformation pathways in a TWIP steel at cryogenic temperatures: In situ neutron diffraction
Sign Up to like & getrecommendations! Published in 2020 at "Acta Materialia"
DOI: 10.1016/j.actamat.2020.09.075
Abstract: Abstract High manganese steels are promising candidates for applications in cryogenic environments. In this study, we investigate the mechanical and microstructural responses of a high manganese twinning induced plasticity (TWIP) steel at a low-temperature range… read more here.
Keywords: steel; situ neutron; neutron diffraction; deformation ... See more keywords
In-situ neutron diffraction investigation of Mg2FeH6 dehydrogenation
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2016.11.157
Abstract: Abstract In this paper we present an in-situ neutron diffraction experiment on the dehydrogenation of Mg 2 FeH 6 . Stoichiometric mixtures of 2Mg + Fe were ball milled in a hydrogen environment. After desorption, the samples… read more here.
Keywords: neutron diffraction; situ neutron; dehydrogenation; hydrogen deuterium ... See more keywords
Analysis of the solidification characteristics of a 319 type Al alloy using in-situ neutron diffraction
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2016.11.175
Abstract: Abstract Aluminum alloy 319 have been used extensively in automotive powertrain applications in recent years to improve vehicle fuel efficiency. To further optimize the casting processes associated with this Al alloy, a better understanding of… read more here.
Keywords: solidification characteristics; neutron diffraction; situ neutron; alloy ... See more keywords
Analysis of eutectic silicon modification during solidification of Al-6Si using in-situ neutron diffraction
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.11.118
Abstract: Abstract Aluminum-silicon alloys contain coarse, acicular Si plates that are detrimental to material properties. However, trace additions of Sr have been found to modify the eutectic Si to have a fine, fibrous structure, which improves… read more here.
Keywords: solidification; diffraction; silicon; neutron diffraction ... See more keywords
The role of ternary alloying elements in eutectoid transformation of U–10Mo alloy part II. In and ex-situ neutron diffraction-based assessment of eutectoid phase transformation kinetics in U-9.8Mo-0.2X alloy (X = Cr, Ni or Co)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2020.152383
Abstract: Abstract Exploring the effects of minor ternary alloying additions, typically impurity elements, on the phase stability of U–10Mo is important for preventing undesirable phase decomposition during processing or during service. This work examines the influence… read more here.
Keywords: phase; transformation; ternary alloying; phase transformation ... See more keywords
Insights into Oxygen Migration in LaBaCo2O6−δ Perovskites from In Situ Neutron Powder Diffraction and Bond Valence Site Energy Calculations
Sign Up to like & getrecommendations! Published in 2022 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.1c03726
Abstract: Layered cobalt oxide perovskites are important mixed ionic and electronic conductors. Here, we investigate LaBaCo2O6−δ using in situ neutron powder diffraction. This composition is unique because it can be prepared in cubic, layered, and vacancy-ordered… read more here.
Keywords: situ neutron; vacancy; energy; diffraction ... See more keywords
Cation Short-Range Ordering of MgAl2O4 and NiAl2O4 Spinel Oxides at High Temperatures via In Situ Neutron Total Scattering.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c02766
Abstract: Complex oxides that adopt the isometric spinel structure (AB2O4) are important for numerous technological applications and are relevant for certain geological processes, which involve exposure to extreme environments such as high pressures and temperatures. Recent… read more here.
Keywords: total scattering; mgal2o4 nial2o4; situ neutron; cation ... See more keywords
In Situ Neutron Reflectometry Study of a Tungsten Oxide/Li-Ion Battery Electrolyte Interface.
Sign Up to like & getrecommendations! Published in 2023 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c16737
Abstract: The solid electrolyte interface/interphase (SEI) is of great importance to the viable operation of lithium-ion batteries. In the present work, the interface between a tungsten oxide electrode and an electrolyte solution consisting of LiPF6 in… read more here.
Keywords: electrode; neutron reflectometry; tungsten oxide; situ neutron ... See more keywords
The design of 2/8-type high-pressure cell applied to in situ neutron diffraction
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Physics B"
DOI: 10.1088/1674-1056/28/7/070701
Abstract: The DIA-type Kawai cell possesses a larger volume and a quasi-hydrostatic pressure environment and has been widely used in materials' synthesis and x-ray diffraction experiments. However, few high-pressure in situ neutron diffraction experiments were performed… read more here.
Keywords: cell; high pressure; neutron diffraction; situ neutron ... See more keywords