Results 11 to 20 of about 2,884 (278)

Hyperbolic Behavior and Antiferromagnetic Order in Rare-Earth Tellurides

open access: yesCrystals, 2022
Quasi-2D materials have received much attention in recent years for their unusual physical properties. Among the most investigated of these materials are the rare-earth tellurides, which are primarily studied because they exhibit charge density waves and
Jonathan Gjerde, Radi A. Jishi
doaj   +2 more sources

Revisiting the Zintl‒Klemm Concept for ALn2Ag3Te5-Type Alkaline-Metal (A) Lanthanide (Ln) Silver Tellurides

open access: yesCrystals, 2020
Understanding the bonding nature of solids is decisive, as knowledge of the bonding situation for any given material provides valuable information about its structural preferences and physical properties.
Katharina Eickmeier   +4 more
doaj   +2 more sources

Phase-Change Memory from Molecular Tellurides. [PDF]

open access: yesACS Nano
: Phase-change memory (PCM) is an emerging memory technology based on the resistance contrast between the crystalline and amorphous states of a material.
Schenk FM   +9 more
europepmc   +2 more sources

MINERAL INCLUSIONS IN PLATINUM GRAINS FROM THE KAZAN PLACER (SOUTH URALS) [PDF]

open access: yesМинералогия, 2020
Platinum grains from the Kazan placer in the South Urals contain inclusions of native metals (gold, osmium group alloys), as well as PGE chalcogenides: sulfides (laurite, erlichmanite, bauite), sulfoarsenides (irarsite and hollingworthite ...
E.V. Zaykova   +2 more
doaj   +1 more source

Revealing the Bonding Nature in an ALnZnTe3-Type Alkaline-Metal (A) Lanthanide (Ln) Zinc Telluride by Means of Experimental and Quantum-Chemical Techniques

open access: yesCrystals, 2020
Tellurides have attracted an enormous interest in the quest for materials addressing future challenges, because many of them are at the cutting edge of basic research and technologies due to their remarkable chemical and physical properties.
Katharina Eickmeier, Simon Steinberg
doaj   +1 more source

Permittivity spectra and structure of d-bands of germanium telluride, tin telluride and lead telluride [PDF]

open access: yesIzvestiya vysshikh uchebnykh zavedenii. Fizika, 2020
Based on the experimental absorption spectra, the permittivity spectra of GeTe, SnTe, and PbTe crystals were obtained in the region of electron transitions from core d -bands of cations. Their specific features and general behavior are revealed. The permittivity spectra of each crystal were decomposed into six elementary components and their main ...
D.A. Perevoshchikov   +3 more
openaire   +1 more source

Bismuth-silver mineralization in the Sergozerskoe gold occurrence [PDF]

open access: yesVestnik MGTU, 2017
Bismuth-silver mineralization attendant to gold mineralization in the Sergozerskoe gold occurrence has been studied in detail. Bi-Ag mineralization is connected with diorite porphyry dykes, which cut volcanic-sedimentary Lopian complexes of the Strel ...
Kalinin A. A. , Savchenko Ye. E.
doaj   +1 more source

The main stages of ore formation of the Svetloe epithermal gold deposit (Khabarovsk Region) based on the study of the mineral composition of metasomatic rocks and ores

open access: yesРуды и металлы, 2023
The study of the spatiotemporal relationships of metasomatites and ores of various zones of the epithermal Au-Ag deposit Svetloe (Khabarovsk Region) using a traditional mineralogical and petrographic approach made it possible to establish several stages
Levochskaya D. V.   +6 more
doaj   +1 more source

PRECIOUS METAL MINERALIZATION of a promising area OF THE RASHAD region, REPUBLIC OF SUDAN [PDF]

open access: yesМинералогия, 2020
The paper presents the first data on ore mineralization in rocks of the promising area near the town of Rashad, Republic of Sudan. The metasomatic rocks contain pyrrhotite, pentlandite, pyrite, galena, chalcopyrite, sphalerite, arsenopyrite, hematite ...
Yu.A. Ryzhkova, I.A. Blinov
doaj   +1 more source

Hafnium germanium telluride [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2008
The title hafnium germanium telluride, HfGeTe(4), has been synthesized by the use of a halide flux and structurally characterized by X-ray diffraction. HfGeTe(4) is isostructural with stoichiometric ZrGeTe(4) and the Hf site in this compound is also fully occupied.
Hoseop Yun, Gyung-Joo Jang
openaire   +3 more sources

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