Unloading stifness degradation?

Hello friends, In the scope of my master thesis I am developing a numerical model for a steel connection under cyclic loading. I already calibrated the plastic and damage properties of the...

02 December 2020 2,201 2 View

Incremental Conductance vs P&0, for Solar MPPT?

Hi I am studying IC and P&O in a boost converter for solar panels. I am startled because I get nearly identical results. Does anyone know why can't I see pratically any deviation between...

10 March 2020 1,883 4 View

Lift and Drag Coefficient too low on airfoil simulation - ANSYS Fluent - Where is the problem?

I have been modeling some airfoils to test its aerodynamic properties and when comparing to air tools database the values are very different. I was expecting the lift coefficient somewhere near...

22 October 2019 6,106 3 View

How do I calculate the Reduced Young's Modulus in contact mechanics?

Hello. I have begun studying Contact Mechanics very recently, and I am having trouble in understanding the Reduced Young's Modulus (E*). I have looked at several different books, and I haven't...

23 July 2019 1,329 4 View

How can I extract data from a .RAW file (Thermo XCalibur) using a freeware?

For example: I recently downloaded a nice freeware (SeeMS) to visualize spectral data from Thermo's .RAW files. However, I cannot work with data processing from home, as only PCs at the lab are...

07 August 2017 10,035 10 View

Should I be happy if my data gives me a null hypothesis?

I mean, if it contradicts the current literature it might be even more relevant than a positive hypothesis, but my subject in particular is already controversial. People everywhere are getting...

02 October 2016 3,052 5 View

Is it possible to get signal for Actin on a western blot prior to incubating with a-actin antibody?

04 February 2016 9,674 2 View

How many papers should an academic review per year?

Reviewing is a time-consuming process. Yet it is critical for the process of science. All academics must be available to review papers but how many papers should an academic be available to review...

31 March 2014 9,438 25 View

Which metrics are more important to evaluate manufacture processes?

I'm working with multi-criteria analysis applied to manufacture processes. However, I'd like to include in my study only the most relevant manufacturing metrics available. For example, some common...

19 March 2014 9,271 41 View

What protein control to use in purified mitochondria western blot?

I have purified mitochondria to run in a western blot, but I am not sure what protein control I should use, as I don't think that mitochondria express actin. Any suggestions?

05 September 2013 4,319 54 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View