what are the differences between Oxygen (18), Carbon (13) and Strontium isotopes in stratigraphical (Upper Cretaceous-Lower Eocene) studies and how can compare and interpret data?
Most of Epifaunal benthonic foraminiferal taxa characterised by its rounded and planispiral forms while Infaunal are elongated and trochospiral but it is not a rule...are there more criteria for...
01 February 2018 9,356 0 View
I am a new user of PAST software for paleontological statistical analysis and i have some troubles with it.
04 May 2016 2,095 0 View
i am unable to interpret why its increases in start as shown in figure
11 August 2024 2,179 1 View
I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...
10 August 2024 3,629 1 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
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
Greetings When one is to perform Simulation or modelling of Pyrolysis of Biomass Waste materials using Aspen Plus software, and one has both the macromolecules breakdown (Cellulose, Lignin and...
06 August 2024 5,023 1 View
Global ‘Weather’ has stopped, as ‘aqua thermionic instituted by the ‘Global thermo atmospherics has instituted global thermodynamics of 120º C + and thus all waters are, or have boiled into a...
06 August 2024 8,716 0 View
Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...
04 August 2024 5,974 3 View
How can I interpret the data gathered without solving?
03 August 2024 9,054 3 View
Why BaO (s) + H2O(l) ---> Ba 2+(aq) + 2 OH - (aq) if Oxygen loves owning all the electrons, why would it bind to hydrogen which competes with Oxygen for electron ownership more so than...
03 August 2024 5,392 1 View
I heard an explanation about something being a better proton acceptor or lone pair donor but that doesn't make sense. I couldn't explain in in terms of acid-base theory. The hand-waving way I saw...
03 August 2024 9,918 0 View