ultrasonic irradiation

Studies on the Knoevenagel Reaction and Pinacol Coupling Reaction Under Ultrasonic Irradiation

超声波辐射下，Knoevenagel反应和片呐醇合成反应的研究

The time of ultrasonic irradiation has little effect to ginsenosides extraction yield.

低频超声较高频超声更有利于萃取；超声辐照时间对皂甙的萃取率影响较小；

Effect of ultrasonic wave irradiation on hydrolysis of titanyl sulfate solution and crystallization process was discussed preliminarily.

同时，对超声辐照影响硫酸氧钛溶液水解和结晶过程的机理作了初步探讨。

The effect of ultrasonic irradiation with energy density of 0.05 W · mL-1 and thermal action on activated sludge cell lysis under pH ranging from 3.0 to 12.0 has been studied experimentally in detail.

在能量密度为0.05W·mL-1和pH范围3.0～12.0条件下，研究了超声波辐射以及热作用对污泥溶胞效果的影响，考察剩余污泥的溶胞效果与溶胞条件的关系。

Investigation on Washing Hydrated Titanium Dioxide Using Ultrasonic Irradiation

水合二氧化钛的超声洗涤研究

With furfural and acetophenone as raw materials-furfurylideneacetophenone was synthesized by NaOH as catalyst under ultrasonic irradiation.

报道以呋喃甲醛和苯乙酮为原料,氢氧化钠为催化剂,采用超声波辐射合成糠叉乙酰苯的方法.

The change of zeta potential of coal water slurry ( CWS ) after ultrasonic irradiation was investigated.

选用大同煤和神木煤制备水 煤浆,考察了超声辐照前后水煤浆浆体的动电势变化.