Anybody knows any work/refs/idea/explaination of Structural equation modeling (SEM) using in eddy-covariance dataset?

Anybody knows any work/refs/idea/explaination of Structural equation modeling (SEM) using in eddy-covariance dataset?

09 October 2016 6,337 1 View

Can someone introduce me the current using status of eddy-covariance technique in agriculture scientific field?

Can someone introduce me the current using status of eddy-covariance technique in agriculture scientific field? Such as CO2, CH4, H2O and others.

08 September 2016 3,441 1 View

How to partition the environment and vegetation (and changes) effects on grassland productivity (carbon fluxes)?

Do someone want to discuss this topic? How to partition the environment and vegetation (and changes) effects on grassland productivity (carbon fluxes)?

08 September 2016 8,938 1 View

How to partition the climate and land use/land cover effects on grassland productivity?

Can someone tell me how to partition the climate and land use/land cover effects on grassland productivity?Which kind of analysis method can work on this kind of issue? Thanks.

08 September 2016 8,769 3 View

What is energy lmitation and what is water limitation?

do they have latitude definition? How to partition them globally?

07 August 2016 2,742 0 View

Can someone give me any suggestion on shallow lake or deep lake evaporation model choice?

Can someone give me any suggestion on shallow lake or deep lake evaporation model choice?what is the difference and what is shallow lake? Many thanks.

07 August 2016 5,417 5 View

What is the ice coverage in Lake Erie ?

What is the ice coverage in Lake Erie ? When freezed, and when the ice gone? Can some one give me some date data?

07 August 2016 342 0 View

What is the major method to calculate evaporation over lake or other aquatic ecosystems?

What is the major method to calculate evaporation over lake or other aquatic ecosystems?

01 February 2016 3,095 6 View

What is the difference of carbon sequestation among different grassland ecosystems?

Does any one has this kind of references? I did not find any references about this aspect. Can anyone give me some suggestions?

09 October 2015 4,743 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

How to add missing citation?

Dear colleagues, I have found that many authors have a concern regarding their missing citation in RG because often citation in RG is lower than google scholars. I also missed some citation...

26 February 2021 928 6 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

Centrality measures computation in Biblioshiny/ Vosviewer?

26 February 2021 7,279 2 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View