Novel robust internal calibration procedure for precise FT-IR measurements of nitrogen impurities in diamonds

R Khmelnitsky, O Kovalchuk, A Gorevoy, P Danilov… - Chemosensors, 2023 - mdpi.com
FT-IR spectroscopy is the basic finger-print method for qualitative and quantitative analysis
of nitrogen, boron, and hydrogen impurities in natural and synthetic diamonds. In …

In situ single-crystal X-ray diffraction of olivine inclusion in diamond from Shandong, China: implications for the depth of diamond formation

Y Wang, F Nestola, H Li, Z Hou… - European Journal of …, 2023 - ejm.copernicus.org
We have investigated a suite of natural diamonds from the kimberlite pipe of the Changma
Kimberlite Belt, Mengyin County, Shandong Province, China, with the aim of constraining …

IR Spectroscopy of Vacancy Clusters (Amber Centers) in CVD Diamonds Nanostructured by Fast Neutron Irradiation

AA Khomich, R Khmelnitskii, M Kozlova, AV Khomich… - C, 2023 - mdpi.com
We investigated the IR absorption spectra of CVD diamond damaged by fast neutrons (> 0.1
MeV) with high fluences ranging from 1× 1018 to 2× 1019 cm− 2 and annealed at …

Morphological Features and Spectral Comparisons of Diamonds from Three Kimberlite Belts in Mengyin, China

CF Zhang, F Liu, Q Lv, Y Wang, JS Yang - Minerals, 2022 - mdpi.com
Striking differences in potentiality of diamond mineralization are shown in the three
kimberlite belts of Changmazhuang, **yu and Poli in Mengyin, Shandong Province …

Influence of Dislocations Move on Photoluminescence of Mn2+ Ions with Various Local Surroundings in ZnS Single Crystals in the Process of Plastic Deformation

T Prokofyev, A Ivanchenko… - Materials Science …, 2022 - Trans Tech Publ
The influence of plastic deformation on the change of the relative number of luminescence
centers of Mn2+ ions with various local surroundings in ZnS single crystals at various …

[PDF][PDF] Mineralogical Features and Comparison of Diamonds from Three Kimberlite Belts in Mengyin, China

F Liu, Q Lv, Y Wang, X Yu, J Yang - International Kimberlite …, 2024 - ikcabstracts.com
Diamondiferous kimberlites with industrial value in China are merely produced in Mengyin
of Shandong province and Wafangdian (also named Fuxian) of Liaoning Province. Both …

[CITATION][C] LONSDALEITE DIAMONDS FROM" LAMPROITE" IN THE CAPIIBARY, SAN PEDRO DPTO, PARAGUAY

JLB Presser, JP Explorations