Does anyone know a good android/iphone Geology App for in the field (waypoints, stations, measurements, etc.)?

More Erwin Frets's questions See All

Is it better to store antibiotics aliquots (in solution) at -80°C than at -20°C?

Hi I have a question, I was reading some articles about different conditions for storing aliquots of antibiotics for use in culture media. But I would like to ask you, according to your personal...

27 August 2023 5,683 4 View

What is proper predictive model to predict the probability of tax revenue?

I am working on a project to develop a predictive model to predict the probability of tax revenue (continous value). Any previous model or experience in the field?

08 April 2023 9,441 3 View

Does anyone know/recommend a practical(!) course/training for learning InSAR data processing ?

- Also for professionals (not only for students) - Preferably in Belgium or adjacent countries (France, Netherlands, Luxemburg, Germany) Thanks by advance ! Erwin

11 October 2022 5,464 7 View

Should I extract the proteins from extracellular vesicles (EVs) to correlate with the concentration of EVs in my sample, using Bradford's method?

Hi all, I am doing assays with extracellular vesicles (EVs) in my lab and I have read in many articles that relate EVs concentration to protein concentration. For example, in this article...

29 November 2021 4,464 3 View

How do I interpret negative values of overlap when conducting variation partitioning in CANOCO ?

I conducted a partial CCA analysis in Canoco 5 on a dataset with environmental variables belonging to three distinct spatial scales. When doing variation partitioning it is normal to get some...

09 December 2019 5,418 2 View

Dear Pak Muflih, Izin bertanya untuk mengukur variabel value at risk / resiko Sukuk menggunankan data sekunder apa ya pak?

Assalamu'alaikum Pak, Mohon bantuannya. Terima kasih Erwin

25 December 2018 5,814 1 View

Are there systematic ways to monitor vegetation changes from photographs ?

I am trying to get a grasp on the dynamics of wetland vegetation between wet and dry years. I started monitoring vegetation in a wetland during a dry spell but from the preceding wetter years I...

12 December 2018 3,771 4 View

How you can dock a peripherical membrane protein into a membrane for Molecular Dynamics?

I'm trying to run a MD for a protein attached to a membrane via PTM of palmitoylation of 2 N-terminal CYS residues. All the programs I found are for transmembrane proteins and right now I'm just...

19 November 2018 6,932 3 View

Which is the AAV2 ITR sequence?

Hello, I would like to know why some vectors contain this AAV2 ITR sequence, I want to remove that sequence together with others of my vector to make the stable transfection with lipofectamine...

15 August 2018 7,631 4 View

The addition of the cap 5' needs a signal sequence in the mRNA?

Hello everyone, I have been reading about the addition of cap 5' in the maturation process of mRNA in eukaryotic cells and from what I have managed to understand, the addition of cap 5' is added...

30 April 2017 2,052 6 View

Do interactions between biosphere, carbon cycle, & water cycle impact global warming & interaction between atmosphere & hydrosphere?

How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?

09 August 2024 3,291 2 View

Stability of the Solar System: Insights from Einstein’s Equations ?

The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...

07 August 2024 2,569 1 View

How does grain and grain boundary affect the ceramic when studying its dielectric properties?

I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...

07 August 2024 5,177 3 View

The Bigger You Are, the Harder You Fall (some lessons from Dinosaurs)?

Evolutionary fitness is based on an organism’s ability to adapt rapidly to changing environmental circumstances. Large-bodied mammals have been equipped with large brains (and hence a high...

06 August 2024 4,849 2 View

In what part of the brain´s rabbit bdnf is located and include references please?

I´ve been unable to find specific information about this neurotrophin in the CNS of rabbits exclusively. There is extensive info in mice, fish and rats, but in brain´s rabbit is hard to find....

04 August 2024 762 1 View

Why is the molecule's orientation with an electric field affect polarizability?

Why is the molecule's orientation with an electric field affect polarizability? Electrons are diffuse enough to be independent with respect to orientation and effect of electric field on...

03 August 2024 7,843 1 View

Why do paired electrons atoms produce no magnetic field lines?

If you think of electrons with spin as bar magnets, you know bar magnets of opposite polarity as long as they're not occupying the same spatial location don't cancel out each other's magnetic...

03 August 2024 3,927 2 View

I need the datasets of Microgrid for system identification?

Hi I am working on data driven model of the microgrid, for that, i need the reliable datasets for the identification of MG data driven Model. Thanks

02 August 2024 5,748 4 View

Which will be the best software for the Hydration shell analysis with molecular dynamics?

I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?

02 August 2024 3,143 4 View

How to Compress Information Neurally?

Samuel Morse, the inventor of the Morse Code, understood that certain letters in the English language occurred more frequently than others (Gallistel and King 2010). To deal with this, Morse used...

01 August 2024 4,456 2 View

Antoine Triantafyllou

Hi Erwin, ;)

- Fieldmove clino app

- Fieldmove app

- Avenza PDF maps