نتایج جستجو برای: degree of grains whiteness

تعداد نتایج: 21169560  

ژورنال: طب مکمل 2021

Introduction: Teeth whitening is one of the ways to enhance the beauty that makes a personchr('39')s face look more beautiful and then increase onechr('39')s self-esteem. Cases:A total of 63 patients referred to the School of Dentistry of Yazd University of Medical Sciences were prescribed Asafoethda mouthwash for one week. After supra gingival scaling followed by brushing, patients were aske...

Journal: :IOP conference series 2021

Kappaphycus alvarezii is kind of red seaweeds that can be cultivated to produce carrageenan. Fishermen in Kolorai Island South Morotai are this seaweed. A number studies show the quality carrageenan was determined by length times cultivation and coastal chemical physics parameter. The purpose study determine influence harvesting on different time characteristic ATC flour. Random design complete...

Journal: :International Journal of Human Culture Studies 2016

Journal: :Policy Futures in Education 2006

2005
Rolf Griesser

To introduce some measure of standardization in the face of the endless variety of whiteness formulas being used, the "Commission internationale de l'éclairage" proposed in 1986 a whiteness and a tint formula for practical trials. The formulas in question were simplified derivatives of those used in the Ganz/Griesser method. The difference is that the CIE proposes fixed formula parameters and r...

Journal: :Communication and Critical/Cultural Studies 2020

2017
Cheng Cheng Ronghui Guo Jianwu Lan Shouxiang Jiang

An efficient technology for preparing lotus fibres under microwave irradiation was developed. The lotus fibres were characterized by scanning electron microscopy, Fourier transform infrared spectrometry, X-ray diffraction and thermogravimetry. Lotus fibres prepared are a kind of hollow fibres which are composed of a superfine fibre and an external shell. The effect of the treatment time with hy...

2009
Guanjie Zhai Yufen Yang Guosheng Gai Ping Wu Barry E. Scheetz Della M. Roy

In the filling of polymer, coal fly ash has been limited in use by its unlovely grey color. In order to improve the qualities of coal fly ash from Huaneng Power international Incorporation Dezhou Power Plant, its meso-structure and influencing factors on whiteness have been tested and analyzed. Ca(OH)2-H2O-CO2 system to modify the fly ash is conducted. Round coating testify that the system can ...

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