Realization of an Ideal Cairo Tessellation in Nickel Diazenide NiN2: High-Pressure Route to Pentagonal 2D Materials

M Bykov, E Bykova, AV Ponomareva, F Tasnadi… - ACS …, 2021 - ACS Publications
Most of the studied two-dimensional (2D) materials are based on highly symmetric
hexagonal structural motifs. In contrast, lower-symmetry structures may have exciting …

Advancing neutron diffraction for accurate structural measurement of light elements at megabar pressures

B Haberl, M Guthrie, R Boehler - Scientific Reports, 2023 - nature.com
Over the last 60 years, the diamond anvil cell (DAC) has emerged as the tool of choice in
high pressure science because materials can be studied at megabar pressures using X-ray …

Evidence for the stability of ultrahydrous stishovite in Earth's lower mantle

Y Lin, Q Hu, Y Meng, M Walter… - Proceedings of the …, 2020 - National Acad Sciences
The distribution and transportation of water in Earth's interior depends on the stability of
water-bearing phases. The transition zone in Earth's mantle is generally accepted as an …

Charge-storage mechanism of highly defective NiO nanostructures on carbon nanofibers in electrochemical supercapacitors

WG Nunes, AN Miranda, B Freitas, R Vicentini… - Nanoscale, 2021 - pubs.rsc.org
An electrode composed of highly defective nickel oxide (NiO) nanostructures supported on
carbon nanofibers (CNFs) and immersed in an Li+-based aqueous electrolyte is studied …

Equations of state and phase boundary for stishovite and CaCl2-type SiO2

RA Fischer, AJ Campbell, BA Chidester… - American …, 2018 - degruyter.com
Silica is thought to be present in the Earth's lower mantle in subducting plates, in addition to
being a prototypical solid whose physical properties are of broad interest. It is known to …

Detecting Biosignatures in the Atmospheres of Gas Dwarf Planets with the James Webb Space Telescope

CL Phillips, J Wang, S Kendrew… - The Astrophysical …, 2021 - iopscience.iop.org
Exoplanets with radii between those of Earth and Neptune have stronger surface gravity
than Earth, and can retain a sizable hydrogen-dominated atmosphere. In contrast to gas …

Experimental melting curve of zirconium metal to 37 GPa

JS Pigott, N Velisavljevic, EK Moss… - Journal of Physics …, 2020 - iopscience.iop.org
In this report, we present results of high-pressure experiments probing the melt line of
zirconium (Zr) up to 37 GPa. This investigation has determined that temperature versus laser …

Equations of State and Phase Boundaries of SiO2 Polymorphs Under Lower Mantle Conditions

G Li, Z Zhang, X Niu, J Liu, J Li… - … Research: Solid Earth, 2023 - Wiley Online Library
SiO2 is an important modally abundant component of terrestrial planets, while there are few
studies that quantitatively determine the properties of silica under simultaneously high …

The stability of Fe5O6 and Fe4O5 at high pressure and temperature

K Hikosaka, R Sinmyo, K Hirose, T Ishii… - American …, 2019 - degruyter.com
The oxygen fugacity in the interior of the Earth is largely controlled by iron-bearing minerals.
Recent studies have reported various iron oxides with chemical compositions between FeO …

Early planetary processes and light elements in iron-dominated cores

C Lv, J Liu - Acta Geochimica, 2022 - Springer
This paper discusses the latest research on the accretion and differentiation of terrestrial
planets and multidisciplinary constraints on light elements in iron-dominated metallic cores …