How to determine the false positive sequencing result?

Hello Researchers. I am conducting a study on the determination of WNV on mosquito samples. I run nested PCR. Bands were shown to almost all samples during carrying out gel electrophoresis. After...

17 January 2021 3,263 11 View

How can we increse the osmotic pressure of a solution while maintaining the electrical conductivity of the solution?

in other words what kind of salts increase the osmotic pressure with the same salt content. for example 1g of NaCl or 1 gr of Na2SO4 or KCl or ....

25 January 2019 2,610 3 View

Dental decision support systems by Image Processing and Data Mining?

Intelligent Therapist Designer for Dentistry with Data mining and image processing

18 January 2019 9,288 3 View

Surface treatment and finishing for BiFeO3?

Hello everyone, I want to do surface treatment for my sol-gel synthesized BiFeO3. For this purpose if anyone have a kind suggestions regarding methodology that how to do and which way is better...

26 December 2018 7,295 7 View

How to check valence state of Cr using UV vis spectroscopy?

I want to ask about how to get the accurate valence statr of Cr in solution form? As from XPS I found it is +3 but somebody ask that Cr+3 can not be attached on material in acidic solution. So ask...

10 December 2018 2,502 3 View

Does anyone have an idea to fabricate a high temperature / high pressure reference electrode?

07 July 2018 4,484 8 View

Can we measure the employee performance by asking employee directly instead of their managers? or if anybody have measurement instrument please Share?

I want to study the impact of Social media usage on employee's performance so therefore i need measurement instrument for employee's performance if anybody can help me, or wants to give me some...

30 June 2018 3,071 10 View

Can mosquitoes be homogenized with mechanical homogenizer without beads?

I am a master student under virology program. Currently, I am working on determination of virus among mosquitoes population . Based on previous study, most of them used bead-based homogenization...

30 May 2018 6,836 15 View

Do I have to get consents for thousands of samples in my ethical approved retrospective study ? What about passed away poeple ?

I have an ethical approved project to conduct retrospective and prospective studies on sickle cell disease . I need the old DEXA scans , MRI , bone scans , CBC , HPLC and biochemistry results for...

05 June 2017 2,702 2 View

If two powder xrd patterns are the same, can we conclude that they are the same compounds?

We have prepared some catalysts with some modifications, but the core structure is the same. we have recorded the Xrd patterns. some of them are the same. It should be mentioned that the melting...

29 May 2017 6,929 8 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

SDS page software for analysis?

I did sds page to determine the difference in protein expression between 3 types of vaccine , but i don't have scanner or densitometer available. . so i wonder if there is a software to analyze...

02 March 2021 6,270 3 View