Gloss reduction due to use of Ox HDPE wax?

I am facing an issue wherein when the amount of ox HDPE wax emulsion is increased in a coating formulation - it adversely impacts gloss. Is there any way to increase the other properties (scuff...

01 March 2020 2,941 4 View

Can we use cdo operator to perform average for yearly .grd files?

We have .grd files for every year which has daily data. We want to find the average for some years, can we do it using cdo? Also, is there any command or script to convert the grd files to netcdf...

12 November 2019 6,045 3 View

I am unable to figure out the error (FATAL CALLED FROM FILE: set_timekeeping.G ) after execution of real.exe file in WRF ?

I am using WRF- ARW. Compiled WRF using gcc and WPS with gnu serial. All statements were executed properly and met.* files are linked to the em_real directory in WRF. After execution of real.exe...

27 February 2019 3,545 5 View

Simulating the working principle of cylindrical heat pipe with wick stracture?

heat pipe is hallow tube with both ends closed and charged with working fluid at optimum fill ratio.tube surface is divided into three sections heater,adiabatic and condensor.heat input is given...

18 September 2018 1,131 1 View

How to determine the amount of surfactant in an emulsion?

Planning to prepare an emulsion of natural oil in water. In this regard need to emulsify the same using surfactant. What % of surfactant should be used?

16 April 2018 3,256 7 View

Hi, can anyone please help me identify this eel..??

it was found washed onto the shore in Arambol Beach, Goa. I think it is victim of bottom trawling (Bycatch). And also, I think it is deep sea eel and dint have eyes.

06 August 2015 8,083 2 View

Is there any method to inoculate fungus into a rat?

In our lab we got good results on inhibitory activity of some of plant extracts on fungus by in-vitro study and I would like to continue the study in-vivo using rats. We tried many methods but we...

16 June 2013 4,558 4 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

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03 March 2021 5,360 2 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 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

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View