Special issue on PLS-SEM in Mathematics. Are you interested?

21 February 2021 5,601 3 View

Aspen plus (hydrometallurgy set-up) & reactions solid-liquid ?

I have to simulate a hydrometallurgical process where there are the following phases: - leaching (solid-liquid reactions) - cementation (solid-liquid reactions) - electrowinning (energy ) -...

30 January 2021 9,225 3 View

In opensees is the ReinforcingSteel material sensitive to units of measure?

20 January 2021 7,043 2 View

Could you help with a doubt regarding UDF velocity inlet profile with multiphase mixture (Ansys Fluent)?

We are two undergraduate students seeking for help!!! We are trying to simulate a laminar flux through a 3D pipe (25 cm long, 2 cm of diameter) consisting of a multiphase flux (air and water). We...

23 November 2020 3,918 3 View

How should I dispose of silver staining waste (SDS-PAGE)?

I know I cannot pour silver staining waste down the sink, but how should I dispose of it? Thank you in advance!

18 November 2020 1,745 3 View

How to generate pulsed laser from CW laser?

I was wondering if it could be possible to modulate a CW laser to pico/nano seconds pulsed laser somehow. I need to generate that condition to pump DFB polymeric lasers. Probably using...

16 November 2020 7,601 3 View

Which dose do you expose RAG1 deficient mice for lethal-irradiation?

Hello, I'd like to apologize for my English in advance, I'm still trying to polish it. We are performing several bone marrow transplantations (BMT) or fetal liver transplantations (FTL) to...

05 November 2020 4,239 1 View

How can I obtain the cohesive energy density and solubility parameter for a crystal using the Materials Studio software?

Hello, I am currently analyzing properties of some minerals such as Bi2O3 by MD using Materials Studio, I need to obtain the cohesive energy density (CED) to obtain the solubility parameter,...

02 November 2020 4,356 1 View

Grounded theory or Interpretive phenomenological analysis? Which is best for dissertation studying perinatal mental health?

I am curious what the differences are between using grounded theory or interpretive phenomenological analysis (IPA) for my dissertation. I am seeking to both complete my dissertation for...

29 October 2020 3,066 4 View

How to calculate grain size if FWHM of Lorentzian contribution is nearly zero and lower that FWHM of instrument?

I want to calculate grain size and microstrains. I fitted my peaks with a Voigt function but the FWHM of the Loretzian contribution resulted to be nearly zero, lower than the FWHM obtained from...

28 October 2020 2,578 1 View

Stats to compare recharge of groundwater and determine if precipitation has more of an effect on groundwater levels before or after resto??

Hello all, I am looking for ways to compare recharge of groundwater and determine if precipitation has more of an effect on groundwater levels before or after restoration? My data set contains a...

08 February 2021 7,887 5 View

What is the best geophysical machine or device for detecting groundwater?

what is the best geophysical machine or device for detecting groundwater? Are there any machine that can detect the depth and the type of water? do I have to buy one machine or more than one to...

26 January 2021 6,149 15 View

Is there any low-cost filtering system (or other tech.)to lower the salt conc. (salinity) of surface/groundwater for large scale agricultural system??

The available water (surface and groundwater) is highly saline (6-20 dS/m). It is required to produce crop (moderately saline tolerant, up to 6 dS/m). Is there any low-cost filtering system (or...

18 January 2021 5,015 3 View

Which LCIA method is most suitable for assessing the impacts of nitrate leaching in groundwater (eutrophication )?

The eutrophication of groundwater by nitrate leaching is major environmental problem in Germany, especially in areas with intensive agriculture and high N-fertilizer inputs. In addition there are...

16 January 2021 5,182 7 View

How to estimate the ground water contribution while calculating the water use efficiency of a crop?

Ground water contribution is important while estimating the water use efficiency for a crop for calculation of ET without the use of Lysimeter

22 December 2020 1,254 2 View

Can anyone kindly explain what is the best method to determine the statistical correlation between two raster maps in same pixel size?

I need a method to determine statistical correlation between two GIS based raster maps. Eg. Correlation between Soil Erosion rate map (Raster) and spatial distribution map of any groundwater...

04 December 2020 9,920 11 View

Can we assume partially saturated soil conditions during Vacuum Consolidation Method?

Normally we assume that the zone of vacuum consolidation is fully saturated. But I need to find out what effect the existing groundwater table has on effectiveness of Vacuum consolidation method....

30 November 2020 2,978 1 View

How to calculate the analytical solution for the HYDRUS-3D model simulation of water and salt movement in soil?

Suppose an agricultural field with uniform soil texture and salinization. The groundwater depth is 20 meters, assuming that the depth of the groundwater and the concentration of salts remain...

25 November 2020 2,382 4 View

How to study groundwater remediation using nano zero valent iron(nZVI) in laboratory scale pilot?

Hello researchers I am conducting research on heavy metal contaminated groundwater remediation using nZVI, a batch lab experiment using the stock solution will be done but I want to design a...

06 November 2020 9,891 4 View

How to produce ROC/AUC curve using various groundwater vulnerability method for comparative analysis?

ROC/AUC Vulnerability Groundwater Machine learning

11 October 2020 9,186 3 View