Vat Dyes of Pyrazoloanthrone Series. V. Self Condensation of 5-Chloropyrazoloanthrone

Vat Dyes and Their Application

ong before the advent of systematic L physical sciences and the growth of the chemical industry, as long as 5000 years ago in India, dyeing methods were being used for the application of the water insoluble pigment, indigo, to natural fibers. In the early nineteenth century, between the first cotton gin and the Civil War, the value of natural indigo produced in South Carolina exceeded that of r...

a cross-comparative dtudy between two textbook series in terms of the presentation of politeness

چکیده ندارد.

Dyeing Wool with Metal-free Dyes – The Use of Sodium Borohydride for the Application of Vat Dyes to Wool

investigation of the electronic properties of carbon and iii-v nanotubes

boron nitride semiconducting zigzag swcnt, $b_{cb}$$n_{cn}$$c_{1-cb-cn}$, as a potential candidate for making nanoelectronic devices was examined. in contrast to the previous dft calculations, wherein just one boron and nitrogen doping configuration have been considered, here for the average over all possible configurations, density of states (dos) was calculated in terms of boron and nitrogen ...

a tripartite model of efl teachers attributions, burnout, and ‎self-regulation: towards the prospects of effective teaching

همطالعه حاضر به ارائه مدلی برای آموزش موثر زبان انگلیسی ‏می پردازد. مدل حاضر از سه عامل تاثیر گذار در کارایی ‏تدریس معلمان زبان انگلیسی بهره می برد. این سه عامل شامل ‏سبکهای اسنادی، خود تنطیمی و فرسودگی شغلی معلمان ایرانی ‏زبان انگلیسی می باشد. رساله مورد نظر درچهار فاز طراحی ‏شده است: فاز اول شامل طراحی و رواسازی پرسشنامه سبکهای ‏اسنادی معلمان زبان انگلیسی و فاز دوم شامل استفاده از ‏این پرسشنا...