Crystals

Bonding Crystals: Superior Activation Bonding for High-Performance Er,Yb:Glass + Co:spinel

Introduction In recent years, as laser technology and bonding crystals have been widely applied in industries such as telecommunications and medicine, the demand for laser materials has grown dramatically. In high-power, eye-safe lasers and integrated optical devices, achieving high-quality bonding between the laser gain medium and other functional materials has become a key challenge. CryLink’s product page showcases an advanced method based on surface activated bonding technology to fabricate Er,Yb:Glass + Co:spinel bonding crystals, which achieve excellent inorganic bonding at low temperatures and significantly enhance overall laser system performance. Principles of Surface Activated Bonding Technology Traditional high-temperature bonding techniques typically require elevated …

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Coating Types and Beneficial Effects on Er,Yb Glass + Co:spinel Bonding Crystals

1.Introduction Coating technology is essential for enhancing laser crystal performance. By improving optical properties at the crystal surface, coatings reduce energy losses, stabilize laser operation, and optimize energy conversion efficiency (ECE). For Er,Yb glass + Co:spinel bonding crystals, coatings are particularly important due to specific optical requirements and applications in high-power laser systems, optical communications, and precision industrial processing. Even minor optical losses in these scenarios can significantly affect performance.Coatings also protect crystal surfaces from environmental factors like moisture, dust, and mechanical damage, extending system lifespan and reliability. By applying anti-reflection (AR), high-reflection (HR), and partial-reflection (PR) coatings, ER-Yb crystals …

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Yb:CALGO raw crystal

Determination of Yb:CALGO Crystal Properties: Absorption Coefficient vs. Doping Concentration

1.Introduction Yb:CALGO crystals are ideal gain media for high-power, ultrafast laser systems due to their excellent thermal and spectral properties. Their broadband emission properties enable them to support the generation of ultrashort pulses, while the high thermal conductivity helps to maintain a stable laser output at high power pumping. The doping concentration of Yb:CALGO crystals is limited by the difference in concentration between the raw material ratio and the final product, resulting in the limitations of traditional methods of evaluating the concentration of the crystals to accurately reflect the performance of the crystals in real-world applications. With years of research …

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High-temperature Bonding: Er,Yb:Glass + Co:Spinel Bonding Crystal

Introduction High-temperature bonding technology combines the advantages of erbium glass and cobalt spinel at the molecular level. Compared to non-bonded structures, this method significantly reduces interfacial optical losses, simplifies laser packaging, minimizes laser size, and enhances energy transfer efficiency, mechanical strength, and thermal stability. The process involves ultra-smooth polishing, bonding agent-free photopolymer treatment, and precise temperature-controlled sintering to create strong interfaces with excellent optical properties. Bonded crystals show great potential for applications in miniaturized lasers, laser communications, and precision medicine, driving the development of high-performance laser systems. 1. Principle of High-Temperature Bonding Technology High-temperature bonding integrates erbium glass and cobalt …

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Advanced and Revolutionary Applications of Er,Yb:Glass + Co:Spinel Bonding Crystal

Introduction Erbium glass and cobalt spinel bonding crystals (Er, Yb:Glass + Co:Spinel) exhibited outstanding potential in optical and magnetic applications by combining the superior qualities of two materials. Erbium glass is used extensively in fiber-optic communication and laser ranging because of its strongly gain characteristics and low loss at the 1.5 µm wavelength. Pulsed lasers are ideally suited for cobalt spinel, an effective passive Q-switching material. Er,Yb: Glass + Co:Spinel Bonding Crystal maximizes laser stability, output efficiency, and application flexibility by combining these materials, providing significant benefits in the fields of military, healthcare, and telecommunications. I. Material Properties of Erbium …

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Φ30×185mm Nd:YLF crystal

Crylink Successfully Grows Φ30×185mm Nd:YLF Crystal

We are thrilled to share some exciting news with you! Shanghai Crylink Technology Co., Ltd. has successfully grown an Nd:YLF crystal with a doping concentration of 0.8% and dimensions of Φ30×185mm. Φ30×185mm Nd:YLF crystal This newly grown large-size Nd:YLF crystal not only stands out with its impressive dimensions but also exhibits exceptional optical performance and stability. Through continuous optimization of the Czochralski growth method, we have achieved significant improvements in doping uniformity, optical homogeneity, and internal quality. This Nd:YLF crystal is mainly designed for high-power lasers and ultrafast laser systems. With its exceptional thermo-mechanical properties and superior beam quality, it …

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YCOB nonlinear crystal

Introduction to YCOB Crystals and Their Applications

Nonlinear optical crystals hold a significant position in modern laser technology. Through frequency conversion techniques, they enable lasers to cover a broader spectrum, from ultraviolet to mid-infrared. Yttrium Calcium Oxyborate (YCOB) is an exceptional nonlinear crystal, celebrated for its wide transparency range, high thermal stability, and excellent mechanical properties. Compared to traditional crystals, YCOB demonstrates outstanding stability under high-power laser and harsh environmental conditions, making it a key material in the field of laser frequency conversion. This article provides a comprehensive overview of YCOB crystals, discussing their definition, uses, methods of application, and advantages. It aims to educate clients about …

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Co: Spinel Crystals-crylink

Co:spinel VS V:YAG: Saturable absorber for 1.3μm lasers

The 1.3um band is in the low-loss zone of quartz fiber and is close to the zero-dispersion zone. It also has good absorption properties for water molecules. Therefore, the 1.3μm-band laser has been widely used in optical fiber communications, laser medical treatment, optical remote sensing and other fields. In addition, the red laser obtained by doubling the frequency of the 1.3um band laser and the blue laser obtained by tripling the frequency also have important applications in the field of laser display. In addition, the 1.3μm band laser can also produce a 1.5um band eye-safe laser through stimulated Raman scattering, …

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TGG Magneto-Optical crystal

Terbium Gallium Garnet (TGG): A Comprehensive Guide to Its Magneto-Optical Properties and Applications in High-Power Lasers and Industry

Introduction Terbium Gallium Garnet (TGG) stands out as one of the most essential magneto-optical materials used in advanced applications. These range from high-power laser systems to optical isolators and even industrial equipment like rotameters in the sugar industry. With its superior magneto-optical properties, exceptional transparency, and thermal stability, TGG is the material of choice in environments that demand precise control over light and polarization. Over the years, TGG has been a key player in Faraday isolators, laser systems, and increasingly in industrial sectors where magneto-optical effects are utilized for measurement and control processes. In this article, we explore the unique …

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