Yehia H. Dawood

4 Questions 17 Answers 0 Followers

Questions related from Yehia H. Dawood

What are the exact values of ZTR index to discriminate between mineralogical mature, sub-mature and immature sediments?

Zircon, tourmaline and rutile index is used to differentiate between different maturity of sediments.

27 February 2018 2,875 3 View

Is there a new laboratory confirmation for the formation of uranyl oxyhydroxides as an intermediate phase between uranyl and uranous minerals phases?

Uranyl oxyhydroxides phases were described to be formed in deep parts as a result of hydrothermal solutions interaction with primary uranium minerals, is there new and updated laboratory study to...

26 November 2017 6,188 1 View

Does anyone know of other radionuclides that can be removed by apatite?

We have published about the ability of apatite for attenuation of uranium from water. Ca in calcium phosphate can be replaced by uranyl ion which commonly exists in oxidized shallow groundwater....

09 April 2014 9,227 2 View

The Enrichment factor (EF) in some papers is written as: EF=(Cn/Cref)/(Bn/Bref), while in others as: EF=(Cn/Bn)soil/(Cref/Bref)crust.Which is correct?

The behavior of a given element in soil (i.e., the determination of its accumulation or leaching) may be established by comparing concentrations of a trace element with a reference element. The...

01 January 1970 8,160 4 View