Preparation of CaF2 transparent ceramics by cold sintering

N Guo, G Zhu, H Xu, X Jiang, X Zhang, J Song… - Ceramics …, 2022 - Elsevier
High transparent CaF 2 ceramics were prepared by a cold sintering process, and their
microstructure and transmittance were studied. The results show that the sample with a …

Influence of spark plasma sintering conditions on microstructure, carbon contamination, and transmittance of CaF2 ceramics

P Wang, Z Huang, K Morita, Q Li, M Yang… - Journal of the European …, 2022 - Elsevier
Commercial CaF 2 powder was applied to fabricate transparent CaF 2 ceramics by spark
plasma sintering under various sintering conditions. The low sintering temperatures and …

Transparent hexagonal Yb: Sr5 (PO4) 3F ceramics fabricated by hot pressing sintering with LiF do**

X Liu, B Mei, G Tan - Ceramics International, 2024 - Elsevier
Abstract Transparent hexagonal 2 at.% Yb: Sr 5 (PO 4) 3 F (S-FAP) ceramics were effectively
fabricated by hot pressing the coprecipitated powder employing LiF as the sintering additive …

Obtaining ultra-high hardness in spark plasma sintered Ge40As40Se20 bulk glass

S ** content on microstructure and spectral properties of Nd: SrF2 transparent ceramic
Z Zhou, Y Zhang, X Liu, B Mei, L Zhou, J Qin… - Journal of Alloys and …, 2022 - Elsevier
Abstract 0.5–5%(atom percent) Nd 3+-doped SrF 2 transparent ceramics were fabricated by
hot-pressed sintering and the effects of Nd 3+ do** content on microstructure and spectral …

Microstructure and laser performance of fine-grained Yb: CaF2 transparent ceramics prepared by two-step sintering

L Guo, Y Shi, F Tian, H Chen, G Toci, A Pirri, B Patrizi… - Optical Materials, 2023 - Elsevier
Abstract The 5 at.% Yb: CaF 2 transparent ceramics were successfully fabricated by hot
pressing (HP) combined with hot isostatic pressing (HIP) for the first time. The raw nano …

Effect of reactive raw materials and pre-loading pressure on the microstructure and transmittance of pure CaF2 transparent ceramics

L Chen, B Mei, W Li, Z Zhou, Y Yang… - Materials Chemistry and …, 2023 - Elsevier
We reported an efficient way of fabricating pure CaF 2 transparent ceramics using hot-
pressing (HP) method. The effects of different reactive raw materials and pre-loading …

The role of high pressure in preventing carbon contamination of transparent ceramics during spark plasma sintering

B Ratzker, A Wagner, S Kalabukhov, N Froumin… - Scripta Materialia, 2023 - Elsevier
Transparent ceramics sintered in the presence of graphite elements are susceptible to
carbon contamination which causes severe transparency loss. Previous studies showed that …

Properties of Compacts from Mixtures of Calcium Fluoride Micro-and Nanopowders

VG Ilves, SY Sokovnin, SV Zayats, MG Zuev - Photonics, 2022 - mdpi.com
In this work, compacts from mechanical mixtures of CaF2 micron powder (MCP) with CaF2
nanopowder (NP) additives were produced, with mass ratios of the mixture components …

[PDF][PDF] EFFECT OF CRYSTALLISATION TEMPERATURE ON LAS TRANSPARENT GLASS-CERAMICS CONTAINING A HIGH Al2O3 CONTENT

M Shi, F He, Z Zhou, X Yang, J **e - Ceramics–Silikáty, 2022 - irsm.cas.cz
The influence of the crystallisation temperature on the structure and properties of Li2O-
Al2O3-SiO2 (LAS) glass-ceramics with a high aluminium content was investigated. Glass …