What is best method for virus concentration from water and wastewater?

Hello, I am new in Environmental virology field. I will like to know the best method for concentration of virus from water and wastewater that do not need Ultra filtration. I have tried using...

28 April 2020 1,258 6 View

How do I publish in a peer review journal on obesity or workplace for free?

I am looking to publish an article on workplace obesity prevention. I am looking to publish my article for free in peer review journal on obesity OR occupational health OR health promotion journal.

04 June 2019 3,169 2 View

NetCDF data retrieval Python code?

Please, I have a python code as shown below, to extract data from netcdf files in a given folder. The files contain data at six different atmospheric levels, the code is to extract the data for a...

16 January 2019 3,052 1 View

How can I quantify the percentage composition of Cellulose, Holocellulose, and Lignin in a Bio-material ?

Kindly help with the analytical step-by-step procedure of the quantification or a laboratory characterization technique that can be use for this purpose ?

19 December 2018 8,231 8 View

Does anyone have a working method for identification of all compounds in FAME mix 18919-1AMP in order of retention times?

I am currently working on the FAME analysis of algal oil. The external standard 18919-1AMP FAME mix with 37 compounds is being used but the identification and arrangement of the compounds in the...

07 June 2018 3,261 1 View

Are there any colleagues interested in cognitive adaptation and social learning among immigrant women who are professionals?

I am conducting a research on the process of cognitive adaptation among immigrant women of African origin who are professionals. I would need to conduct a field test to see if my instrument would...

01 May 2015 9,730 4 View

Strong bacterial RNA fragmentation?

I'm making RNA fragments for RNA sequencing with my RNase III RNA Fragmentation kit. I'm having problems with fragment sizes. I need sizes of 350bp max and 100bp minimum, but My fragments are...

22 August 2013 7,142 4 View

SME Businesses and accessibility in the UK

I need advice on how to go about a survey of small and medium scale businesses (SME) in the United Kingdom, especially within Leeds and Bradford. I am currently working on a research which seeks...

07 February 2013 2,134 1 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

No title

03 March 2021 5,360 2 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 can we raise the figure when we writing a paper with Latex ?

Hi, everyone. I'm a starter to write a paper by Latex. But I have some difficulty using it. I'm writing the paper with 2 columns. And, there is one figure that occupies the 2 both-sides. I want to...

26 February 2021 3,738 3 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

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View

Compute for the total volume of concrete needed for the concrete pouring of the foundation including its column up to NGL only as shown in the plan?

Looking for the quantity of cement, sand, and gravel of footings and columns. Thank you!

25 February 2021 3,092 2 View

No amplification data for qPCR on MxPro?

I have set up a qPCR run on MxPro with SYBR green and ROX as a reference, however, when I go to the analysis section the program seems to only collect data for the dissociation curves and not the...

25 February 2021 8,039 1 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