Sven Fuchs

4 Questions 28 Answers 0 Followers

Questions related from Sven Fuchs

Volume fraction of shale: full reference for Clavier (1971)?

Does anyone know the full bibliographic reference of Clavier (1971)? He proposed an equations to calculate a non-linear volume fraction of shale from the linear gamma-ray index (IGR) in the form...

20 November 2017 6,250 5 View

What is your prefered approach to heat-flow-density calculation in rocks ?

Over time, different approaches have been developed to calculate the heat-flow density in the subsurface. That are mainly: - the interval method where heat flow is calculated for a specific depth...

02 October 2014 6,233 7 View

Does anybody can recommend a free software to modify 3D surface maps (xyz values) by drag and drop?

I would like to punctually modify the z value from a 3D surface map without being forced to modify the digits directly. Is there a software solution where I can modify an imported 3D surface by...

02 October 2014 8,362 6 View

How can I compare the mean of two independent groups taking into account the uncertainty of the group data?

I would like to compare the mean values of petrophysical properties for the same stratigraphic interval at different borehole locations. These properties are determined using empirical regression...

29 June 2014 9,739 9 View