How to do buckling analysis in ansys apdl for laminated plate with PZT 5H attached?

I am doing buckling analysis of laminated plate surface bounded with two piezoelectric PZT 5H and axial compressive load is applied. I am getting an error, No ANEL table exists for material 2....

16 February 2021 510 1 View

Which furnace or method are suitable for direct melting of the powder ?

My question is very specific about melting of pure reduced Iron Fe in powder form

29 December 2020 4,352 3 View

I have one question related to cross correlation and auto correlation in neural network training?

Autocorrelation value is 0.3 and input cross-correlation error value is 3.Are the obtained results after training ANN is correct or wrong?

04 October 2020 9,686 2 View

Poly ICLC or Poly IC structure for docking ?

I want to do docking of Poly ICLC with protein. But, unfortunately there is no crystal structure for Poly ICLC or poly IC. Poly ICLC is a complex of Poly IC, poly lysine, and...

24 September 2020 6,107 1 View

What is the best way to preserve fungal RNA in shipping (1 - 2 days)?

The sample (fungal RNA) extracted with RNeasy Kit is supposed to be sent for sequencing.

15 September 2020 7,128 3 View

How to measure the T1 and T2 value from a MR image ?

I have an MR Dicom file having values of repetition time, echo time, Inversion time, flip angle, etc. I want to calculate T1 and T2 from this Dicom file. Is there any way to calculate this from...

12 March 2020 7,598 12 View

I want to simulate the rcc frame in a software, can anyone please suggest me the best option for research work?

Wanted to compare the behaviour between ductile and non ductile detailed RCC frame specimen

04 February 2020 270 2 View

How to calculate LOD & LOQ in the validation of analytical method using HPLC?

I have injected 5 samples of lowest possible concentrations. I have taken the std deviation of area and slope of the equation obtained for the regression line of calibration to calculate LOD &...

19 January 2020 4,730 7 View

How to know the depth of Xylem in live plants and trees? Is there any tool in market?

Hi, I am looking for a tool to measure the start and end of xylem tissue in plant and tree. Please send the link if such product (s) are available commercially. Thank you

18 January 2020 8,808 0 View

How do I get a charge discharge curve in a potential window similar to that of potential window of CV in Autolab workstation with nova software 2.1.4?

03 January 2020 1,399 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 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

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 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

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

Have you ever experiencing air vent trouble in fermentation process?

Dear all, My research group is currently working with a 12-litre fermenter. Somehow, if we do the fermentation for more than 20 hours, the process will be more prone to contamination. Our current...

23 February 2021 1,908 2 View

How can I simulate the optical absorption spectrum of a biomaterial (like DNA or protein) in COMSOL?

I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...

21 February 2021 3,043 3 View

Why my protein band in SDS-PAGE if heating the sample becomes much lighter compared to not heating the sample?

I ran a SDS-PAGE of my sample ovalbumin in histidine buffer in 2x Laemmli buffer without heating and it got nice visible bands. However, when I heat the sample at 77C in 2x laemmli buffer for 5...

15 February 2021 3,080 3 View