Can an airplane stay up in the the air without moving forward just like helicopter ?

How the lift and weight cancel each other perfectly for a helicopter to stay it motionless? Because its propeller do generate huge amount of lift due to air pressure plus a blend of air stream...

09 February 2021 3,990 14 View

What is the formula used for the calculation of L10?

Is there any formula, which can be used for the calculation of L10 i.e, peak noise level? Please give your opinion?

14 January 2021 8,408 3 View

How often machine learning is used for STEM research nowadays?

I am an undergrad physics student. Nowadays, I observe a tendency among physicists to learn machine learning. Surely, it's highly useful to know ML when you have to deal with tons of data from...

14 January 2021 6,431 4 View

How to segregate electrode-dielectric and dielctric-dielctric interface polarization after Capacitance VS Freq. measurement using impedance analyzer?

After measuring the capacitance vs frequency for my MIM capacitor consisting of alternate layers of TiO2 &Al2O3 , there is a rise in capacitance value of ~ 20-160 nF at 100 hz, starting to...

17 December 2020 7,786 3 View

Working on cryogenic micromachining and polymer behavior at Tg. Can anyone suggest some book or information source to know deep about this topic ?

1. LATEST RESEARCH TREND ON CRYOGENIC MACHINING 2. POLYMER BEHAVIOR BELOW GLASS TRANSITION TEMPERATURE

23 January 2020 4,482 2 View

The quartz plate through which the RF power is coupled in an inductively coupled system, what is the reason behind the cracking of that quartz plate?

The quartz plate in the ICP system is cracked.what is the reason behind it. Can it be happened because of the RF power coupled through the quartz plate and it can cause some stress in the quartz...

25 November 2018 4,950 1 View

Can we get the aggregation value/ index value by finding weightage/ score to the factor/ latent with the help of SPSS AMOS ?

Firstly, How to get the the factor score/ weightage of a factor, then how to aggregate them with the help of AMOS/ SPSS/ both...

19 November 2018 3,894 3 View

What are the similarities and differences in diffuse double layer concept for kaolinite and montmorillonite?

I would appreciate any good piece of literature or advise from experience on the above question. Thank you :)

11 April 2018 1,800 3 View

Can anyone kindly tell me, how can I implement Matlab programme for calculating the second order coherence of supercontinuum spectrum?

I want to calculate Cross spectral density (CSD) and mutual coherence function (MCF) of supercontinuum spectrum. By solving GNLSE, I have a (1by n) matrix of electric field at the output of the...

08 April 2018 8,367 3 View

Is there any accepted standard permissible limit of Plagiarism ?

Submission of theses, journal articles has to check through anti Plagiarisn software. Is there any permissible limit? Should it vary from Journal to Journal, Discipline to discipline ?

28 March 2018 9,955 4 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

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

Which is better medicine or food in obesity?

Preference in terms of the scientific aspect

28 February 2021 796 2 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

How to add missing citation?

Dear colleagues, I have found that many authors have a concern regarding their missing citation in RG because often citation in RG is lower than google scholars. I also missed some citation...

26 February 2021 928 6 View

Is there an appropriate CD8 antibody for IHC-P for staining human breast cancer tissues?

Hello, We are planning on staining Formalin-fixed paraffin breast cancer tissue sections (FFPE) with CD8 Ab via immunofluorescence (Tissue IF). Based on our existing protocol and imaging...

24 February 2021 9,578 4 View

How can Gamma Ray API units be converted to CPS (counts per second)?

Oil and gas companies run gamma ray tool and take readings in API units while Gamma ray is also noted in cps, so how these units can be converted into each other?

24 February 2021 7,545 2 View

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

24 February 2021 1,365 3 View