Progress and new directions in calorimetry: A 2014 perspective

A Navrotsky - Journal of the American Ceramic Society, 2014 - Wiley Online Library
To assess progress in high‐temperature calorimetry over the past eighteen years, this
feature article discusses both technical developments and new areas of application, with …

[HTML][HTML] Materials properties characterization in the most extreme environments

DK Schreiber, R Schwaiger, M Heilmaier… - MRS Bulletin, 2022 - Springer
There is an ever-increasing need for material systems to operate in the most extreme
environments encountered in space exploration, energy production, and propulsion …

Recent developments in nitride chemistry

R Niewa, FJ DiSalvo - Chemistry of materials, 1998 - ACS Publications
The chemistry of ternary nitrides is reviewed with special focus on developments of the last
two years (1996 and 1997). In particular, structures and properties of ternary and higher …

Thermodynamically Stable SixOyCz Polymer‐Like Amorphous Ceramics

T Varga, A Navrotsky, JL Moats… - Journal of the …, 2007 - Wiley Online Library
Carbon can be used to create unusual nanostructures of Si–C–O by controlled pyrolysis of
silsesquioxane organics. Unlike silica, these ceramics resist crystallization at ultrahigh …

Energetics of binary iron nitrides

F Tessier, A Navrotsky, R Niewa, A Leineweber… - Solid State …, 2000 - Elsevier
High-temperature solution calorimetry in molten sodium molybdate 3Na2O· 4MoO3 was
used to determine the energetics of formation of a series of binary iron nitrides: γ′-Fe4N, ε …

Synthesis and energetics of yellow TaON

E Orhan, F Tessier, R Marchand - Solid state sciences, 2002 - Elsevier
From the standard enthalpy of formation of tantalum oxynitride TaON, determined by
oxidative drop solution calorimetry, it is possible to explain its particular synthesis conditions …

[HTML][HTML] Antimony nitride discovered by theoretical structure prediction, rapid thermal annealing, and in situ X-ray diffraction

BR Chen, S Lany, LL Kelly, E Arca, Y Iguchi… - Cell Reports Physical …, 2022 - cell.com
Nitride materials have promising properties for optoelectronics, but synthesis is challenging
because of their metastable character. Therefore, even some simple binary nitrides have not …

Enthalpies of formation of lanthanide oxyapatite phases

AS Risbud, KB Helean, MC Wilding, P Lu… - Journal of Materials …, 2001 - cambridge.org
A family of lanthanide silicates adopts an oxyapatitelike structure with structural formula Ln9.
33 0.67 (SiO4) 6O2 (Ln= La, Sm, Nd, Gd,= vacancy). The enthalpies of solution, ΔHS, for …

[HTML][HTML] Structure and thermodynamics of silicon oxycarbide polymer-derived ceramics with and without mixed-bonding

C Sugie, A Navrotsky, S Lauterbach, HJ Kleebe… - Materials, 2021 - mdpi.com
Silicon oxycarbides synthesized through a conventional polymeric route show characteristic
nanodomains that consist of sp2 hybridized carbon, tetrahedrally coordinated SiO4, and …

Effect of boron on the thermodynamic stability of amorphous polymer-derived Si (B) CN ceramics

AH Tavakoli, JA Golczewski, J Bill, A Navrotsky - Acta materialia, 2012 - Elsevier
The reason for the higher thermal persistence of amorphous polymer-derived SiBCN
ceramics (T∼ 1700–2000° C) compared to SiCN ones (T∼ 1500° C) has been a matter of …