Has anyone used an inertial navigation system with RTK (Real Time Kinematic)?

INS-RTK modules claim to be close to a cm accuracy, has anyone used one and if so, how expensive can the telematic charges be if I have a case to run it 18h per day?

14 December 2020 6,139 8 View

Can authors be different than those listed during registration of a trial?

I have a question if anyone can answer it... For a randomized control trial, when I come to publish the results to a journal...can we add more authors than those originally registered as co...

25 November 2020 8,285 2 View

What are first, second and third cracks (red, green&blue color outline) in crack pattern of RC beams in ANSYS APDL?

Hello everyone, Can anyone kindly explain what is mean by three different colours of cracks in RC beams in ANSYS APDL and the features of first crack (red colour outline) second crack (green...

17 November 2020 2,512 1 View

What should be reason for higher values of Ultimate results for RC beam simulations in ANSYS APDL?

My RC beams experimental ultimate load & deflection was 97kN and 20mm resp. But when I model it in ansys apdl it run continuously up to a load of 140kN and 60mm deflection and still...

02 October 2020 8,747 2 View

Why the solution runs continuously even after reaching ultimate strength of beam in ANSYS APDL?

I am analyzing RC beam in APDL and tried convergence criteria with F=0.05 once then U=0.05 and also tried both criterias simultaneously but what I found is my solution continuous even upto twice...

02 October 2020 1,490 2 View

Need "E.Hognestad;" compressive stress-strain curve explanation?

Can anyone kindly explain in case of Hognestad compressive stress-strain curve for concrete, they have given fc" =0.85fc', but why researchers are use fc"=fc' instead. Where fc" =ultimate...

14 August 2020 7,508 3 View

How to perform Molecular dynamics (MD) simulation for corrosion system ?

Dear researchers, Greetings! Please help me to study surface of Fe(110) with Organic Corrosion inhibitor molecules using Materials Studio software. Kindly give suggestion to create a simulation...

02 August 2020 4,267 2 View

What characterization method is used for realizing different phases in a micron size particle?

12 March 2020 6,331 14 View

Which Fuzzification Technique for Ordinal Dataset ?

I have an ordinal dataset on the scale of 1 to 5 based on household surveys about the intensity of agreement (5 being strongly agreed to 1 being strongly disagreed) of residents about certain...

11 March 2020 6,308 2 View

How the deaeration process is done?

I was wondering about spray deaerator why there are two sections ? preheating and deaerating? is the deaerator must be always full of water? why we use low steam pressure to deaerate? which type...

17 October 2019 8,965 1 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

Why is there cloudy white solution in flavonoid test tube?

I do flavonoid test for biscuit incorporated with muntingia fruit powder. Sample extracted with metanol (1:10 ,w/v), macerated 24h, sentrifuged and filtered. Supernatan used for analysis. I have...

08 February 2021 6,779 4 View

What are the conflicts between EIA and environmental engineers and lawyers?

Environmental Impact Assessment (EIA) does not live up to the expectation of environmental lawyers and environmental engineers. In your own opinion, how can the EIA process therefore be made more...

03 February 2021 1,329 6 View

What is the maximum storage time for samples used in soil enzyme assays?

01 February 2021 4,616 3 View

Difference between assessing EC50 in presence of physiological levels of human serum albumin and alpha1 acid glycoprotein vs. % human serum?

01 February 2021 1,825 1 View

How to calculate dilution factor based on the highest OD/concentration of sample in ELISA?

I am using Elabscience sandwich ELISA kit (detection range 0.31-20ng/ml), I am using supernatant saliva samples. I am using 4 plates and plotting the standard curve for every plate. In one of the...

27 January 2021 9,759 1 View

Does the UV radiation affect on fruits ?

I want to examine a kind of fruit's extract's antimicrobial effects. At first I want to put it under the UV radiation to prevent the mold or any kind of fungi's and bacteria's growth. The...

24 January 2021 8,350 20 View

Which compounds might cross-react with cortisol in Elisa kit?

Hi, I'm analyzing cortisol in post smolt salmon with two elisa kits. The first is made for human saliva (Fairly cheap) and the second one for fish (three times the price). I was hoping to get...

21 January 2021 6,874 1 View

Should I normalise data when measuring fluorescence intensity ?

I'm measuring fluorescence intensity of the product in an enzyme reaction in 37 celsius degree. I set a kinetic measurement in 1 hour. The fluorescence intensity of the BLANK ( contains only...

03 January 2021 5,554 5 View

You can mention a contribution that science will achieve in this year 2021?

It is known that scientific knowledge is replicated each time at more unusual speeds, however, humanity expects more from our scientific work, that is, solutions to problems that have accumulated...

02 January 2021 8,300 16 View