Results 121 to 130 of about 354 (163)

Unravelling the luminescence spectrum of novel ceramic nucleus cultured pearl and the cause of its strong luster. [PDF]

Sci Rep
Su Q, Li Y, Shao W, Tang F.
europepmc   +1 more source

Spectral and chemical characterization of amber from Xixia, Henan Province, China via FTIR, three-dimensional fluorescence spectra and Py (HMDS)-GC-MS. [PDF]

Heliyon
Li Y, Feng Y, Du J, Wang Y, Shi G, Liang Y.   +5 more
europepmc   +1 more source

Effects of Mn and Fe on the color and luminescence properties of spodumene. [PDF]

RSC Adv
Xue Z, Zhang S, Guo Q, Yang B, Liao L.
europepmc   +1 more source

Cause analysis of chatoyancy of sapphires from Shandong, China. [PDF]

RSC Adv, 2019
Yu J, He X, Lu Z.
europepmc   +1 more source

Biological characteristics and biomarkers of novel SARS-CoV-2 facilitated rapid development and implementation of diagnostic tools and surveillance measures. [PDF]

Biosens Bioelectron, 2021
Ghodake GS, Shinde SK, Kadam AA, Saratale RG, Saratale GD, Syed A, Elgorban AM, Marraiki N, Kim DY.   +8 more
europepmc   +1 more source

Mineralogical characteristics and color genesis of black quartzite jade from Linwu, Hunan, China. [PDF]

Sci Rep
Lu H, Shi M, Cao Q, Ma S, Zhao X, Wu X.
europepmc   +1 more source

Gemology and Chemical Aspects of Aquamarines from Quixeramobim, Brazil

Since the end of the 20th century, it has become extremely common for countries with a significant exploration of gemstones to catalog and disclose the properties of their gems for various purposes.
Falcão de Oliveira Neri, Tereza, dos Santos, Lucilene, Rodrigues, Linara Ivina de Castro, de Araújo Paschoal, Carlos William, de Oliveira, Isaac Gomes, Menezes Diniz Madruga, Marcelo   +5 more
core  

GEMTELLIGENCE: Accelerating gemstone classification with deep learning. [PDF]

Commun Eng
Bendinelli T, Biggio L, Nyfeler D, Ghosh A, Tollan P, Kirschmann MA, Fink O.   +6 more
europepmc   +1 more source

Gemological Characteristics of Saltwater Cultured Pearls Produced After Xenotransplantation

Gems & Gemology, 2013
Stefanos Karampelas, Aurore Lombard
openaire   +1 more source

The impact of mineral composition and trace metal cations on the body color of South African Sugilite Jade. [PDF]

Sci Rep
Li P, Guo Y.
europepmc   +1 more source