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Effect of thickening agents on perceived viscosity and acidity of model beverages
sensory evaluation acid taste cellulose derivatives model samples viscosimeter
2014/2/25
The effect of thickening agents – methyl cellulose, hydroxyethyl cellulose, sodium carboxymethyl cellulose, and xanthan gum – solutions on the sensory viscosity was investigated in the concentration r...
Effect of Turning Beans and Fermentation Method on the Acidity and Physical Quality of Raw Cocoa Beans
Beans cocoa fermentation quality
2010/9/30
This study concerns the influence of turning and fermentation method on quality of raw cocoa.
Fermentation trials were conducted in wooden box, plastic box and in heaps with or not turning. Cocoa fer...
华南理工大学食品分析课件Chapter5 Acidity。
Combined Method of Ammonia IRMS-TPD Experiment and DFT Calculation to Characterize Zeolite Acidity
Zeolite Acidity Temperature programmed desorption Infrared spectroscopy Density functional theory Catalytic cracking
2010/9/8
Our recently developed potential characterization method for studying the zeolite acidity is reviewed. In this method, ammonia TPD is a principle technique and first the principle of the method was ex...
基于色调分形维数的柑橘糖度和有效酸度检测（Sugar Content and the Valid Acidity Test of the Citrus Based on the Fractal Dimensions of Hue）
柑橘 糖度 有效酸度 机器视觉 无损检测 色调 分形维数
2010/4/1
研究了宫川温州蜜柑糖度及有效酸度的机器视觉检测技术及影响检测精度的因素。对机器视觉系统采集的柑橘图像进行图像裁切、亮度法去图像背景和RGB空间至HSI空间的转换，将柑橘色调范围分割为0°～20°、20°～40°、40°～60°、60°～80°、80°～100°和100°～120°共6个区域，提取各区域色调分形维数，以此作为BP神经网络输入，无损检测宫川温州蜜柑糖度及有效酸度。167个测试样本的检测...
Development of Pt/WO3-ZrO2-Al2O3 Catalyst for Isomerization of Normal Heptane (Part 1) Control of Catalyst Acidity to Improve Isomerization Selectivity
Isomerization Normal heptane Solid super acid Research octane number
2009/7/28
The skeletal isomerization of paraffins is effective in improving the gasoline octane number, and platinum catalyst supported on sulfated zirconia (SZ) has been practically used for light naphtha iso...
Reduction in Acidity by Chemical and Microbiological Methods and Their Effect on Moslavac Wine Quality
malolactic fermentation chemical deacidification acidic compositions
2009/3/19
Changes in chemical composition and sensory properties caused by chemical and microbiological methods of deacidification in Moslavac (syn. Furmint) wines were investigated. Alcoholic fermentation of M...
Influence of Saccharomyces uvarum on Volatile Acidity, Aromatic and Sensory Profile of Malvasia delle Lipari Wine
Malvasia delle Lipari DOC wine Saccharomyces uvarum volatile acidity
2009/3/5
The present study investigated chemical and sensory properties of Malvasia delle Lipari DOC (Denomination of Controlled Origin) wine fermented with a cryotolerant strain of Saccharomyces uvarum, chara...
Textural Characteristics and Dynamic Oscillatory Rheology of Maturation of Milk Gelatin Gels with Low Acidity
texture gelatin acidic milk gels glucono--lactone
2008/3/28
The potential was assessed for using gelatin to form milk gels in the pH range outside that at which acid-induced coagulation of milk takes place, and performance of these gels was compared with aqueo...