Hello, What kind of statistical Analysis test can be used for the survey questions with four different options?

I have conducted a survey which includes two groups (1-Normal people, 2-Deaf and Dumb), and the questionnaire had a category of questions with 4 different options and to answer only tick one. I...

01 December 2020 1,147 3 View

What is the difference between server, broker, middleware, or gateways used to resolve device level interoperability in IoT?

In order to ensure the device-level interoperability in IoT where two devices with different communication protocols can talk to each other, different solutions exist utilizing either server,...

06 November 2020 9,708 5 View

Can IoT device support more than one communication protocols such as MQTT, CoAP or HTTP etc.?

IoT devices needs a set of communication protocols at different layers such as at the network layer (e.g. IPv4, IPv6), transport layer (e.g. TCP, UDP) and application layer (CoAP, HTTP, MQTT). My...

05 November 2020 5,776 4 View

How to measure the growth and enzyme production profile over the fermentation period?

01 October 2020 9,300 4 View

Hello, I have a question regarding survey data analysis in SPSS, that which analysis I can apply specifically?

My data have 4 demographic characteristics, each with two variables e.g gender ( Male, Female) age groups (up to 30, up to 60 years) and similar. My Questions (dependent variable) have three...

01 April 2020 3,670 8 View

Whay band gap of MoS2 reduced after TM doping?

I have doped Cr, Mn, Co, Ni and Cu in bilayer MoS2 but the band gap reduces after Cr and Mn doping, and other three elements (Co, Ni and Cu) convert the semiconductor into metal. can anybody tell...

08 July 2019 3,025 4 View

How to peel off simple dried chitosan film (from glass or plastic/substrate) without neutralization (NaOH/KOH)?

I am trying to make chitosan film (of various concentrations)on glass substrate by simple casting method from solution in acetic acid. After the solution dries, film sticks to glass so firmly that...

11 June 2019 7,504 3 View

Is there any publically available clinical dataset for cystoscopy images?

I want to work on images/videos of human bladder examination using endoscopes particularly for texture reconstruction. Any lead would be really helpful.

16 January 2019 2,759 2 View

In machine learning classifier can the values of Precision and recall be the same?If yes,then what is the reason behind it?

20 July 2018 4,273 5 View

Is it possible for same protein solution to give different maxima in fluorescence experiment?

I am doing fluorescence experiment of protein solution, but the problem is that the same solution gives different maximum emission value a day after the previous one.

24 April 2018 1,363 5 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

MiRNA qpcr problem?

Dear All, mirna primer showing some problem in the melting curve? any idea why? As attached is the melting curve. The forward sequence is obtained from miRBase and reverse primer is universal.

28 February 2021 5,008 4 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

Can MicroRNA cross the blood brain barrier?

In diseased conditions, many genes and gene products are visible in the bloodstream. So my question is whether we can find traces of microRNA which is involved in disease and disorder in blood serum?

24 February 2021 7,064 3 View

Open Source IoT Simulators supported by Machine Learning?

Dear Research Gaters, Let me first add context to the question. I am looking to simulate the waste management system and resources of a city. The hardware devices I need to simulate include,...

21 February 2021 2,333 4 View

Are exogenous molecules transferred between human cells during doubling ?

Hello RG community, I wonderer whether exogenous molecules (e.g. reporter plasmids, miRNAs or other artificial molecules) are transferred between cultured human cells during their doubling ? So,...

21 February 2021 6,633 3 View

What is the minimum number of exosomes/ml to have a good yield of total RNA for Illumina sequencing?

I am using IZON qEV2 columns to isolate exosomes from 100 ml of cancer cell conditioned medium. in NTA analysis I usually see concentration of 2x10^9 particles/ml. But when I proceed with this...

20 February 2021 6,879 3 View

What type of pressure sensor are usually used in microfluidics?

My team is designing a dual channel microfluidic chip that runs air and water. I think we've decided on the NE1000 syringe pump for it's versatility and feedback control. We will be ordering the...

18 February 2021 9,928 2 View

How to realize refractive index values of 1 to 1.1?

Hello researchers! While studying the literature on refractive index sensors, most of the articles simulate their devices with a refractive index ranging from 1 to 1.1, with small steps in...

17 February 2021 1,578 4 View