Preparation method of erbium-bismuth co-doped special optical fiber with wide measurement temperature range and high concentration

• Main Authors: CHEN MING, CHENG YU, XIONG WEI, YU QICHUN, YUAN LIBO, ZHAO WANQI
• Format: Patent
• Language: Chinese; English
• Published: 01.11.2022
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES; METALLURGY; MINERAL OR SLAG WOOL; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS

The invention provides a preparation method of an erbium-bismuth co-doped special optical fiber with a wide measurement temperature range and high concentration, a chemical vapor deposition (MCVD) method and an NHS gas-phase high-temperature doping method are combined to manufacture an optical fiber...