在数字光处理（dlp）生物打印中，光引发剂（pi）和光吸收剂（ua）对打印成形都起着关键作用（图1）。 PI在打印过程中会产生自由基，从而引发生物墨水的光聚合；然而，从PI中解离的自由基过多会造成细胞损伤，而PI浓…

2021年5月24日 · Digital light processing (DLP) bioprinting, which provides predominant speed, resolution, and adaptability for fabricating complex cell-laden three-dimensional (3D) structures, requires a combination of photoinitiator (PI) and UV absorber (UA) that plays critical roles during the photo-polymerization of bioinks.

2021年1月1日 · To achieve high-precision printing results in the digital light process (DLP), the Jacobs working curve (the relationship between the absorbed UV light energy and the cured thickness of the photocurable material during UV light exposure) is of great importance in obtaining accurate printing parameters for a particular photocurable material.

2024年1月1日 · To showcase the design flexibility, a distinctive metastructure is proposed and successfully fabricated using DLP printing technique. This SiBCN (O) metastructure absorber enables impressive EMW absorption in the Ku band (94.6 % coverage), attributed to surface resonance effects and multiple internal reflections.

在数字光处理（dlp）生物打印中，光引发剂（pi）和光吸收剂（ua）对打印成形都起着关键作用（图1）。 PI在打印过程中会产生自由基，从而引发生物墨水的光聚合；然而，从PI中解离的自由基过多会造成细胞损伤，而PI浓度不足又会限制生物墨水的光固化程度 ...

2022年5月12日 · In this paper, we provide a stepwise explanation of the challenges associated with unsynchronized absorption wavelengths and provide appropriate examples. In addition to biomaterial ink wavelength synchronization, we introduce photorheological measurements, which can provide optimized light exposure conditions.

数字光处理 (DLP) 生物打印为制造复杂的充满细胞的三维 (3D) 结构提供卓越的速度、分辨率和适应性，需要光引发剂 (PI) 和紫外线吸收剂 (UA) 的组合，在打印过程中发挥着关键作用。 生物墨水的光聚合。 然而，PI 和 UA 组合尚未在基于细胞的 DLP 生物打印中得到强调。 在这项研究中，对细胞生物打印中最常用的 PI 和 UA 进行了比较，以优化组合，以确保最大的 DLP 可打印性，同时保持过程中的细胞活性。 对 PI 的交联时间和可印刷性进行了评估，这对于最大限度地减少制 …

2024年5月10日 · In this work, the effects of a UV absorber in highly silica-loaded resin on DLP printing are experimentally investigated. Spot tests and DLP printing are carried out on resins with varying dosages of a typical UV absorber, Sudan Orange G. Based on the experimental results, the UV absorber can significantly improve the resolution of DLP printed ...

2024年12月2日 · Optimized DLP parameters for isotropic photocurable conductive composites with high conductivity and low percolation thresholds were obtained. Additionally, a MMAs was designed to achieve effective absorption in the wavelength range of 7 to 28 GHz.

2021年5月24日 · Digital light processing (DLP) bioprinting, which provides predominant speed, resolution, and adaptability for fabricating complex cell-laden 3D structures, requires a combination of...