Why does the Bio-Rad C1000 touch thermo cycler is stuck in prevoius incomplete run, even after restart?

I ran 96 well plate with temperature gradient 55-65 and a melt curve. It took unreasonably long to run melt curve, after two hours of running melt curve I stopped it from CFX manager software,...

05 January 2021 9,313 1 View

What's the reason for uncontrolable temp. increasing in the emulsion polymerization of Styrene and butylacrylate?

30 September 2019 5,126 2 View

How is the r-square of a SEM model calculated?

I need to compare two SEM models, one for high performing firms and other for low performing firms, on the basis of its overall r-square value. Please advise how can I calculate the r-square...

02 August 2018 793 2 View

RRNA-seq repeat sequence analysis?

Can anyone suggest bioinformatic tools to analyse expression levels of rRNA as the alignment software just throws the repeat sequences in ambigous reads

24 April 2018 3,310 1 View

Is there a problem in the solubility of Methomyl 97% (Carbamates pesticide) in acetic acid or methanol, it gave a non-symmetric UV-Vis peak?

I used a Moleculary Imprinting Polymers (MIPs) technique on the Methomyl as a template and we need to create its calibration curve in different solvents. In aqueous media, it gave a sharp UV peak...

11 February 2018 6,238 2 View

Reduce S-parameter ripple?

i'm working on coupling reduction and i want to know how i can reduce the ripple in S-parameter, knowing that i used meshing equal 25 and source pulse equal 30??

13 October 2016 4,011 3 View

Reduce S-parameter ripple?

i'm working on coupling reduction and i want to know how i can reduce the ripple in S-parameter, knowing that i used meshing equal 25 and source pulse equal 30??

09 October 2016 7,538 3 View

How to study surface current of antenna??

can any one help me with any material to understand it?

09 October 2016 612 1 View

Can someone guide me how to construct layers in graphene using wien2k code?

plz guide me, how to construct layers in graphene using wien2k code????

20 December 2015 821 2 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 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

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 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

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View