What should I do if I found publication bias?

I conducted a meta-analysis of proportion on R. After I obtained the funnel plot little asymmetry, I used Egger's regression test and rank correlation test to evaluate the publication bias: for...

25 December 2020 5,116 7 View

Is there any free software to conduct a meta-analysis of proportion other than OpenMeta?

18 July 2020 6,333 5 View

How do you synthesis nanofilms on glass substrates?

See above

18 June 2014 5,413 6 View

Dexamethasone approved by the UK to be used against coronavirus

https://www.bbc.com/news/health-53061281 Do you think this drug will be better than HQ?

01 January 1970 7,745 8 View

Is there a classification scheme for rock cavities or caverns with respect to their size and shape?

The range of forms and sizes of cavities in rock is very big. Is there a classification scheme for rock cavities regarding their size and shape?

02 March 2021 4,511 3 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

Any references about insects or animals that can damage or weathering of rock or fossil material?

Are there any references to insects or animals that can cause damage or weathering to the rock or fossil material? books or paper that would be nice. Thank you very much!

24 February 2021 6,805 3 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

Wave velocity and rock density paradox?

Practically it is known that seismic velocity increases as rock density increases, why then does the wave velocity equation involving elastic moduli and density indicate that velocity is inversely...

09 February 2021 1,843 3 View

How to calculate time needed to evacuate a pressure from a tank using a pump?

Dear I have an air reservoir with 50 bar pressure , this reservoir is fed by 2 bar air pressure source, I would like to instal air pump ( 30 m3/h ) to evacuate the 2 bar fed pressure so I always...

06 February 2021 3,520 3 View

Conversion of Vs to Vp in geophysical surveys of rock masses?

Dear colleagues I would like to have your kind opinions on the issue that concerns rock mechanics and geophysics in relation to it, for a very specific problem I have. I have attempted to find a...

03 February 2021 3,605 3 View

Is Handheld XRF analyzer useable? and accurate in geochemical test?

What is the different between Lab XRF and Hanheld XRF, is it accurate and useable to analyze sedimentary rocks?

23 January 2021 9,941 6 View

Cause of blisters in ALD layer at the edge of electrode?

I've encountered a defect during processing that I can't figure out, so I'm hoping I might find some ideas here. My mask design is a microelectrode array, with 60 microelectrodes with diameter...

19 January 2021 665 1 View

Permeability of fractured reservoirs?

Hi all, What I know the permeability of matrix and fracture can be in a broad range in fractured reservoirs. Am looking for the most usual range for their permeability separately. I will be highly...

15 January 2021 5,271 2 View