How can I connect HC-05 to epoc x ( EEG ) sensor ?

Greetings , my name is Abdul and I have this research on how to move a module car by brain wave . The EEG sensor I have is emotive epoc x , I did the data analysis and am ready to move the car but...

11 January 2021 7,204 1 View

Why trans protons and antiperiplanar protons have higher coupling constants in HNMR?

Why in HNMR the coupling constant of trans protons (typically ~17Hz) is higher than the cis protons (typically ~10Hz)? Also, why the antiperiplanar protons in a cyclohexane derivative have higher...

11 June 2020 4,731 4 View

Can I proceed Heck coupling on a compound in the salt form?

Can I do heck coupling reaction on a compound in salt form without turning it into a free base? As for example doing Heck coupling on p-chloropyridiniumchlroide. I don't want to turn my compound...

19 April 2020 5,593 12 View

Is 0.5 ml of DMSO enough to react my (200mg) Ar-Cl with 1.2 equivalent of primary amine using Ullman reaction?

I'm trying to react Ar-CL compound (200mg) with a primary amine (1.2 equivalent), and I've found in the literature that they're using a very low amount of solvents (like 0.5ml) to proceed the...

17 March 2020 1,016 5 View

Can I proceed N-Boc protection for an organic compound which is in the di-phosphate salt form?

My di-phosphate salt compound contains two 3ry amino groups involved in salt formation and a one 2ry amine group that's not involved in salt formation. I wanna proceed N-Boc protection for this...

15 March 2020 945 3 View

My supervisor told me my question and hypothesis are broad and too obvious, what should I do I already finished writing?

So I am writing about hate speech and chose two case studies from Denmark and France. And what I found is that hate speech is heavily influenced by nationalism but my supervisor told it is broad...

03 March 2020 658 3 View

How can I evaporate Methanol from extract by water bath as an alternative of rotavap ?

I have 10 ml methanol extract and unfortunately, my lab is lack a rotavap how can I evaporate this solvent by water bath

16 January 2020 4,897 2 View

HPLC actinomyceyes active compound ?

I have actinomycetes extraction and I need to detected by HPLC, so I need the protocol of hplc RP-8 chromatographic column

29 December 2019 7,578 3 View

Probelm with expressing hetrologous proteins using Pichia pastoris?

07 December 2019 7,502 6 View

How to choose the stimulus for T-cell activation assays?

When doing T-cells activation assay, for example looking for CD25 ,CD69 expression or ELISA for cytokine release, is there a difference between the coated antibody or coated protein stimulation...

08 November 2019 674 3 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View

What kind of food stuff increase the potentiality of human brain?

There are different kinds of food stuffs which we intake daily according to our requirements. Carbohydrate, protein, fat, mineral, vitamin, water are mainly working for the growth and development...

01 March 2021 831 2 View

Could anyone tell me what is the range of submillimeter wave?

There is confusion regarding the submillimeter-wave range. Many papers specify its range from 300GHz but some also consider its range from 100GHz. If I design an antenna on 122ghz what would I...

01 March 2021 516 7 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

Complex wave form in ANSYS?

Is there a way to input wave speed in a complex form on ANSYS? The wave speed I need to assign a material is 325(1+0.11i) however I have been unable to do this thus far. Failing that, is there...

27 February 2021 5,969 1 View