High-pressure polymeric nitrogen allotrope with the black phosphorus structure

D Laniel, B Winkler, T Fedotenko, A Pakhomova… - Physical review …, 2020 - APS
Studies of polynitrogen phases are of great interest for fundamental science and for the
design of novel high energy density materials. Laser heating of pure nitrogen at 140 GPa in …

Order and Disorder in Mixed (Si, P)–N Networks Sr2SiP2N6:Eu2+ and Sr5Si2P6N16:Eu2+

M Dialer, MM Pointner, SL Wandelt… - Advanced Optical …, 2024 - Wiley Online Library
In the field of nitride phosphors, which are crucial for phosphor‐converted light‐emitting
diodes, mixed tetrahedral networks hold a significant position. With respect to the wide …

Synthesis of calcium orthocarbonate, Ca2CO4-Pnma at PT conditions of Earth's transition zone and lower mantle

J Binck, D Laniel, L Bayarjargal… - American …, 2022 - degruyter.com
We show, by single-crystal diffraction studies in laser-heated diamond-anvil cells, that
Ca2CO4 orthocarbonate, which contains CO44− tetrahedra, can be formed already at~ 20 …

Boosted Persulfate Activation Using Ba2CoMnO5 and LDH/CaCO3 for Amoxicillin Degradation: A Comparative Study

ME Malefane, PJ Mafa, M Managa… - Advanced …, 2025 - Wiley Online Library
Sulfate radicals based advanced oxidation processes (SR‐AOPs) have gained attention
recently due to their high mineralization capability in environmental remediation. The high …

Sr[C2O5] is an Inorganic Pyrocarbonate Salt with [C2O5]2– Complex Anions

D Spahr, J König, L Bayarjargal… - Journal of the …, 2022 - ACS Publications
The synthesis of a novel type of carbonate, namely of the inorganic pyrocarbonate salt Sr
[C2O5], which contains isolated [C2O5] 2–-groups, significantly extends the crystal chemistry …

New approach for synthesis of nano-sized CaCu3Ti4O12 powder by economic and innovative method

RM Ramadan, AM Labeeb, AA Ward… - Journal of Materials …, 2020 - Springer
In this work, calcium carbonate (CaCO 3), copper oxide (CuO) and titanium oxide (TiO 2)
were used as precursors to synthesize nano-sized calcium copper titanate CaCu 3 Ti 4 O 12 …

Dense Hydrated Magnesium Carbonate MgCO3·3H2O Phases

BD Botan-Neto, D Santamaria-Perez… - Inorganic …, 2024 - ACS Publications
The study of the structural stability of carbonates under different pressure and temperature
conditions is important for modeling the carbon budget in the Earth's interior and the stability …

Tetrahedrally Coordinated sp3-Hybridized Carbon in Sr2CO4 Orthocarbonate at Ambient Conditions

D Spahr, J Binck, L Bayarjargal, R Luchitskaia… - Inorganic …, 2021 - ACS Publications
We have synthesized the orthocarbonate Sr2CO4, in which carbon is tetrahedrally
coordinated by four oxygen atoms, at moderately high pressures [20 (1) GPa] and high …

Fate of Carbonates in the Earth's Mantle (10-136 GPa)

J Gao, X Wu, X Yuan, W Su - Frontiers in Earth Science, 2022 - frontiersin.org
Earth carbon cycle shapes the evolution of our planet and our habitats. As a key region of
carbon cycle, subduction zone acts as a sole channel transporting supracrustal carbonate …

Reduced graphene oxide/oyster shell powers/iron oxide composite electrode for high performance supercapacitors

C Hsiao, C Lee, N Tai - Electrochimica Acta, 2021 - Elsevier
Recently, the awareness of energy crisis and environmental protection have remarkably
increased. In this regard, supercapacitors have attracted significant attention due to their …