How can I solve my False-Positive issues with the SARS-CoV-2 RPA amplification ?

Here, I want to ask about my issue with the SARS-CoV-2 RPA amplification False-Positive results. I tried two different sets of primers. The first sets of primers are 29 nt producing 200 bp...

20 December 2020 2,091 3 View

How can I check the correlation between a group of features and one feature?

Hello all, I have a dataset that contains some pressure meters in a water distribution network and all valves of the network. Since I do not have the graph of the water distribution network, I...

30 October 2020 2,333 4 View

Hi everyone, Can anyone kindly help me for analyzing the attached FTIR spectra?

It's an organic material used as a dispersant for refractory concretes. I had some search and found that it can be an acrylamide based compound but I am not sure yet. The datasheet supplied by the...

04 October 2020 994 9 View

Why am I getting multiple bands in western blot (in Isolating adhesion complexes) ?

Hello everyone, I am isolating adhesion complexes and wanted to confirm the presence of a specific protein in the isolated complex. When I performed western bott, I got a band at the right size...

19 September 2020 538 7 View

How can we optimize a water distribution system if we do not have the zones' topology (pipes graph )?

Hello everyone, My issue is about a water distribution system that I am working on a zone of the system where does not exist any plan for the place of pipes. However, we have the place of...

14 September 2020 5,978 6 View

Density = d = volume unit - volume of mass?

Density = d = volume unit - volume of mass? To study the vacuum status with different heavy densities reactions? Before the vacuum becomes overused? Specially in dense reactions types i.g....

28 January 2020 5,395 2 View

Could we 3-D print brain, spine, heart, lungs, whole body, thought process?

https://www.cnnphilippines.com/world/2020/1/24/Voice-of-3,000-year-old-mummy-reproduced-.html?fbclid=IwAR3sQKGlP6Aj5XiPpXY0eJFsgQafIu7_sMyP4GBfiQViP4xcejM3krwmog4

25 January 2020 9,427 1 View

Oceanic controlled continental fragmentation?

Oceanic Waters center of gravitation should be attracted to the center of gravity of the Earth. However, because the water of the oceans is different from the solid mass of the Earth, the water of...

16 January 2020 177 9 View

What's the best protocol for diluting DMSO when thawing the primary human epithelial cells?

Hi, I have some problem with the viability of my primary epithelial cells after thawing. I have used two protocols (centrifuging or only diluting 10 times more and changing the media the day...

03 October 2019 7,990 6 View

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25 March 2019 4,032 3 View

Could anyone tell me what is the range of submillimeter wave?

There is confusion regarding the submillimeter-wave range. Many papers specify its range from 300GHz but some also consider its range from 100GHz. If I design an antenna on 122ghz what would I...

01 March 2021 516 7 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

Complex wave form in ANSYS?

Is there a way to input wave speed in a complex form on ANSYS? The wave speed I need to assign a material is 325(1+0.11i) however I have been unable to do this thus far. Failing that, is there...

27 February 2021 5,969 1 View

Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

Absorption behaviour of anechoic model?

I have modelled a unit-cell of an anechoic structure using ANSYS. The layer is silicone and has been assigned as an acoustics physics region, with an air cavity inside (the air has been modelled...

18 February 2021 4,119 1 View

If the electron is a wave, then what is its nature? Is it an electromagnetic wave?

If the electron is a wave, then what is its nature? Is it an electromagnetic wave? Thank you very much,

17 February 2021 9,024 4 View

How to apply a voltage sinusoidal/harmonic load in ANSYS APDL?

Hello all, I want to simulate a Dielectric Elastomer Actuator DAE (an electrostatic-Structural analysis). I want to apply various voltages and frequencies into the DEA in the form of sine wave....

13 February 2021 3,261 3 View

What is the structure of a photon that can describe the interference experiments that reject the wave nature of light?

De Broglie's double-solution postulated a causal model of Quantum Mechanics. Knowledge of the photon structure was needed to model the particle part of the cause of the Double Slit interference...

11 February 2021 6,869 5 View

What is the UV-vis spectroscopy and HPLC UV detector?

I did spectrum scan to levothyroxine sodium which show highest absorption at wave length=230nm which the absorption =0.136 and it's absorption at 225nm =0.047 but when Injecting it on HPLC...

09 February 2021 1,631 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