无糖空气巧克力:生产,使用X射线计算机断层扫描和图像处理来研究泡特征
Messiah Sarfarazi1, Mohebbat Mohebbi1, Mahdi Saadatmand-Tarzjan2
1Department of Food Science and Technology, Faculty of Agriculture, Ferdowsi University of Mashhad, Mashhad, Iran.
Journal of food science
|December 11, 2023
概括
用X射线计算机断层扫描 (XCT) 分析了使用inulin:maltodextrin混合物的空气巧克力微结构. 与对照组不同,无糖样本显示出较小的气泡和较低的硬度,有助于工业生产的洞察力.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 材料科学 材料科学
- 图像技术技术的成像技术
背景情况:
- 射线计算机断层扫描 (XCT) 提供高分辨率的非破坏性内部成像.
- 空气化巧克力生产涉及向矩阵注入气体,影响质地和微观结构.
- 了解糖替代品对空气巧克力结构的影响对于产品开发至关重要.
研究的目的:
- 为了研究用胰岛素:马尔托德克斯特林混合物作为糖替代品生产的空气巧克力的微观结构.
- 为了评估X射线计算机断层扫描 (XCT) 和Chan-Vese细分模型分析气化巧克力的有效性.
- 为了比较含糖量不同的气化巧克力的物理性质 (泡大小,硬度).
主要方法:
- 使用胰岛素:马尔托德克斯特林混合物 (25:75,50:50,75:25) 和基于糖的对照制备了空气化巧克力样本.
- 和二氧化碳在不同的压力 (3.4.5,6 bar) 下注入,以产生通风.
- 使用X射线计算机断层扫描 (XCT) 进行成像,然后使用基于Chan-Vese模型的图像细分.
主要成果:
- 与自适应值相比,Chan-Vese模型提供了优越的图像细分和降噪.
- 含糖的对照样本的气泡总体体积和平均直径比无糖样本大得多.
- 没有糖的空气巧克力与未空气的巧克力相比,硬度降低,而对照显示硬度增加.
结论:
- XCT和先进的图像处理 (Chan-Vese模型) 是描述气化食品微观结构的有效工具.
- 与传统的基于糖的配方相比,胰岛素:马尔托德克斯特林混合物显著改变了空气巧克力的泡结构和质地.
- 这项研究为工业生产和优化无糖空气巧克力提供了宝贵的见解.
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