PCR inhibitor: Isopropyl acetate (2.5%)?

If extracted viral RNA contains 2.5% isopropyl acetate, would it be acting as PCR inhibitor?

20 October 2020 3,058 3 View

Does all mineral oil contains asphaltenes?

I had a mineral oil of 460cSt (containing sulphur and phosphorus), after addition of nanparticles (carbon nano tubes and graphene) the viscosity decreased significantly. literatures says that the...

16 August 2018 6,476 1 View

Which is more preferable mixed lubrication regime or boundary lubrication regime?

04 July 2016 1,862 6 View

How does Young's modulus,shear modulus,Poisson ratio of a nano wire/tube/particle influence the coefficient of friction?

Mechanical properties influencing coefficnet of friction.

21 June 2016 1,344 2 View

Can we get lower coefficient of friction with larger scar diameter in a Four Ball Test rig?

Two tests were carried out. One with a vegetable oil and the other with mineral oil. The mineral oil viscosity was almost twice than the vegetable oil. It was observed that the Coefficient of...

10 January 2016 8,250 6 View

I performed an experiment and the following were negative outputs in the response table. Why?

An L9 orthogonal DOE was performed using Minitab. The S/N in case of frictional force is negative.The response of the frictional force and rpm were negative. But in case of other output...

10 July 2015 6,731 5 View

While analyzing a pin-on-disc experiment using Taguchi analysis which type of problem has to be considered- static or dynamic?

21 March 2015 3,441 2 View

In pin on disk how are you calculating the total wear track distance?

Formula.

12 May 2014 4,071 10 View

When we add solid particles to a liquid what can we call them: emulsions or dispersions?

Addition of additives in lubricant is to be called what?

06 May 2014 6,107 9 View

What is the main reason that nano particles get agglomerated?

Nano particles such as copper oxide, zinc oxide and carbon nano tubes.

23 March 2014 9,249 40 View

What should be the duration of exposure to simulated space environments with Rodents?

Hi, I am currently working on a pilot study to get some data related to the impact of long duration spaceflight to the microbiome and the immune system. I plan to use rats and simulate...

22 February 2021 592 1 View

What are effects of steel jacketing on flexural strength?

Dear all, If steel jacketing is used to retrofit a reinforced-concrete (RC) column, can we use it to improve flexural strength? I understand that we leave gaps between the ends of the jacket and...

22 February 2021 1,906 5 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

Has anyone done Archard Wear Simulation of GFRP Composite Plate in ANSYS with ACT extension or UDF?

I'm looking to do a sliding wear (plate-on-plate) simulation of GFRP composite plates with Archard Wear Model. Any hints or example steps are appreciated.

17 February 2021 1,447 2 View

Which Method of Statistical Analysis is best suit for making comparisons?

For the purpose of selecting the best one among the 4 design approaches, experimental video surveillance has taken. The dependent variable is the distance (meter) and the independent variables...

21 January 2021 4,936 7 View

Do we become better with vaccination from covid in 2021?

We hope to recover, and the economy improved by using vaccination .and vaccines is needed. The vaccine will protect you from getting ill and then ending up hospitalized. But it's possible that...

02 January 2021 4,194 4 View

How can we measure the wear resistance and toughness for steel wire?

I want to know different testing methods to investigate the mechanical behavior of steel wire

29 December 2020 610 1 View

In your opinion, what could motivate people to wear masks and do social distancing to stop covid-19?

28 December 2020 5,149 56 View

Why isn't UV Laser based PCB manufacturing more mainstream yet?

While feeling the shared pain of costly and slow PCB Manufacturing process. Which also makes the hardware creativity and education much costly and slow. I was trying to figure out how can we...

14 December 2020 1,484 1 View

How to generate a faulty bearing acceleration signal with SIMULINK?

Hello everyone, I am trying to generate a faulty acceleration signal with SIMULINK. The inner ring of the bearing is fixed to the shaft. The bearing has 17 rolling elements. I was thinking of...

10 December 2020 4,095 4 View