I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Does anyone ever solved this following Matlab error : "Error using imaqdevice/start (line 95) pointgrey: Failed to stop the camera acquisition." ?

I use Matlab 2014b to capture some images with a PointGrey camera connected with USB3 port. I initialize the camera in a function which basically execute these followed lines : vid =...

22 February 2021 6,386 1 View

Making my research papers available for readers?

17 February 2021 8,533 2 View

3T3-L1 cells, is this a bacterial contamination or a cross contamination with different cell line? or something else?

Hi, I am experiencing some difficulties with 3T3-L1 cells culturing recently. I am working with 3T3-L1 cells for almost 4 years now and have seen bacterial contaminations/ unhealthy cells and...

13 February 2021 4,040 3 View

What are the main conditions suited for synthesizing a PVDF thin film by solvent casting method?

I have been trying to synthesize PVDF thin film by solvent casting method. I started by using 2:3 DMSO: acetone as solvents. The solution was stirred for 3hrs at 60 deg and was dried at 90 degrees...

09 February 2021 8,850 3 View

Wave velocity and rock density paradox?

Practically it is known that seismic velocity increases as rock density increases, why then does the wave velocity equation involving elastic moduli and density indicate that velocity is inversely...

09 February 2021 1,843 3 View

What is the magnitude of yearly rhizopdeposition in tropical forests?

Hi all, I am trying to find reference values on annual soil rhizodeposition rates for different kinds of forests, with a particular interest for tropical rainforests. Do we have an idea of the...

26 January 2021 4,278 4 View

Recipe for old qiagen DNA extraction buffer AP2?

Hi there, I'm looking for the recipe for a buffer no longer made by qiagen, but that i need for a procedure i'd like to carry out. I'd like to follow the extraction procedure laid out in the...

17 January 2021 8,496 1 View

Will an electromagnet core be as efficient if it is made of several pieces?

If you had a design for an electromagnet core that required it to be assembled out of several parts would it still produce as strong a magnetic field as the same core but made out of a single...

17 January 2021 5,821 3 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

Cloudy/high background western blot - can anyone help me?

Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...

23 February 2021 6,266 3 View

Protocol for membrane extraction E. coli?

Hello! I am interested in determining whether a poly-unsaturated fatty acid I have engineered E. coli to produce is being incorporated into the membrane of the cells or if it is simply a free...

21 February 2021 7,447 2 View

Purification of proteins from baculovirus-infected insect cells?

18 February 2021 6,665 6 View

What is the optimal method to prepare a controlled porosity osmotic pump (CPOP) tablet for scanning electron microscopy?

In order to assess the shape and size of pores formed by dissolving the pore former in the semipermeable membrane structure, SEM images are needed. Cellulose acetate was used in the coating...

15 February 2021 6,135 3 View

How do you prepare a porous crosslinked Polyvinyl alcohol and Glutaraldehyde membrane or film?

I am trying to prepare a Polyvinyl alcohol membrane for carbondioxide adsorption

08 February 2021 7,493 3 View

Background and spots in Western Blot membrane?

Do you know why my membrane looks like this? I did this western for Anti-hnRNP D/AUF1 antibody ab50692, as primary antibody in 1:1000 overnight at 4c and Anti-rabbit IgG HRP linked antibody...

07 February 2021 5,591 4 View