Rubber gloves are usually filled with very fine particles of silica ?

Rubber gloves are usually filled with very fine particles of silica

04 May 2019 8,627 1 View

Is the method of learning by games is successful in teaching engineering and applied sciences ?

Games and learning is a field of education research that studies what is learned by playing video games, and how the design principles, data and communities of video game play can be used to...

11 December 2018 8,704 24 View

Creep is occured in metals at a temperature of 0.4 degrees of melting. When is the stress relaxation occured ?

Stress relaxation

04 May 2018 7,553 7 View

How to calculate residual stress for friction stir welding by ANSYS or solidwork software ?

Residual stress , numerical , friction stir welding

04 May 2018 4,888 4 View

What are the steps to write the patent globally?

What are the steps to write the patent globally?

04 May 2018 2,457 3 View

What is liquid is used in armor manufacturing ?

05 June 2017 7,773 12 View

How measure the critical load of buckling by compression test device ?

05 June 2017 5,170 2 View

What is the modern technique to measure the crack in fatigue test

05 June 2017 8,379 13 View

What is behavior of shape effect , when adding particle of gold on NiTi alloys ?

05 June 2017 8,055 1 View

Why the strength of metal(steel) is increasing at 100 C and decreasing at above 300 C ?

05 June 2017 2,010 9 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 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

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

Can I use TCA instead of TFA for protein analyis in RP-HPLC?

I am trying to analyze lipase using the reverse phase-HPLC C18 column. In the literature, 0.1 % TFA was and 60% ACN was used. Can I use TCA in place of TFA? If any other methods are available to...

25 February 2021 2,388 3 View

Can I use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography?

Hi! I would want to know if I can use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography. This column has a polyethylene glycol phase, but I can't find the manual to check...

22 February 2021 730 2 View

My silica gel column dried can I somehoe save the trapped matter?

I tried to separate my substance from a protein in a sillica gel column. By mistake, it dried and cracked. Can I save the trapped substance? Can I repack it ,or at least elute all of the trapped...

22 February 2021 1,789 3 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View