What are parameters to check and compare the quality of filtering of a DSP system?

I have designed an FIR filter which discards the high frequency noise. I have tested the functionality through simulation (MATLAB). Now I wish to quantify this, that how good is my system and get...

18 January 2021 3,405 7 View

While performing DFT studies of some hetro compound in different solvents, unusual results are obtained in case of methanol. what could be the reason?

DFT Study of some heterocyclic based compound is being done in solvents of different polarity. It was observed that the potential energy barrier in methanol comes out to be exceptionally high....

15 October 2020 9,303 5 View

Can I use split basis set system in Gaussian 09 for Gold with other atoms than gold modelled at PM3 level of theory?

Can I use split basis set system in Gaussian09 for Gold with other atoms than gold modelled at PM3 level of theory? I have a system which has C, N, O, H, and Au. I want to model C,N,H and O using...

01 September 2020 7,415 4 View

What are some strategies to block primary amine surfaces in immunoassays without using any protein based blockers?

We use a primary amine surface to bind our antibodies. Thereafter we use BSA and other protein blockers for blocking. The results are not really great, and vary quite a bit on repeats. We wanted...

26 April 2020 3,101 1 View

How to find the data of a missing channel in EEG?

I don't have the data from central EEG electrodes (Fz, Cz, Pz). But data is available from other locations like F3, F4, F7, F8, FC5, FC6 etc. how can i find the data from central locations

26 December 2019 455 6 View

Why are there very few health devices based on electrochemical sensors or other simple assay technologies?

Electrochemical sensors have an inherent advantage for being simple, cheap (glucometers), especially for nucleic acid assays. Yet there are very few health devices in the market for point of care...

22 December 2019 2,599 3 View

Anybody using Ketamine in humans?

Does any body have any data on use of Ketamine infusions in human subjects for any reason? I am looking for data on response and adverse effects related with the dose of Ketamine and duration of...

19 June 2019 7,333 2 View

Is there any Ideal Soil Chart for India?

01 May 2019 6,574 5 View

What are some good methods (other than Plasma/Ozone/UV treament) for generation of reactive molecules before using APTES for coating in microchannels?

We do not have a system for oxygen plasma, corona discharge or ozone in our lab. We wanted to create reactive surface for our immunoassay on PDMS, such that it can bind to APTES. We have been...

28 April 2019 9,680 3 View

What would be the best coating buffer for covalent coating of TSH antibody (IEF Range: 5.8-6.9) on a functionalised PMMA surface?

We are optimizing the assay parameters for our TSH immunoassay. We had been using a 7.4 pH PBS buffer for antibody coating so far, but now want to evaluate if changing the pH of the coating buffer...

29 July 2018 1,144 2 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View