Extracting Virus from Wastewater with PEG & NaCl?

Hello I am trying to extract a virus from some wastewater. Is it possible to use PEG and NaCl at lower speeds? Or are there any alternatives that aren't costly? I don't have access to a high...

25 August 2020 7,125 3 View

Which is the best marker to quantify embryonic microglia in hypothalamus by flow cytometry?

I need to quantify embryonic microglia (E17) by flow cytometry. Anyone has experience in this? Thank you!

03 March 2020 8,841 3 View

Propidium iodide for gel electrophoresis?

Good afternoon, Propidium iodide (PI) is a dye use to stain nucleic acid in flow cytometric analyses, particularly in cell cycle analyses. Has anyone dared to try staining a DNA electrophoresis...

29 April 2019 7,100 3 View

Are there datasets considered as the reference bechmark for short-term traffic forescasting by its scientific community ?

Currently, I am working on Machine Learning applied to Short-Term Traffic Forecasting (STTF). I would like to know if are there datasets considered as the reference bechmark for STTF by its...

09 October 2018 3,572 0 View

ORAC black plate?

I am planning to perform an ORAC assay. I have read in several papers that authors use a black plate, and others don't. Is it necessary? What kind of plate is the adequate for this kind of assay?...

03 April 2018 6,314 0 View

Can ICA source separation provide the correct labels for the resulting signals?

Let's say I have 3 signals of specific brain areas that are linearly mixed, which I recorded with 3 electrodes plus a reference ground. I used FASTICA to separate the signals and I get 3 new...

09 October 2017 7,503 2 View

Which is the most efficient method to determine the tensile strength of Rice Husks/Epoxy Lamina by FEA?

03 March 2017 775 3 View

Can you give me advise on TNF-alpha ELISA kits?

I need a to perform an immunoassay of TNF-alpha on human serum. I am looking for advise on brands that can offer a good (the best if possible) balance price/quality/simplicity. If you could share...

06 December 2015 9,618 2 View

Which is the best way to purify TiCl4?

I used to use TiCl4 in a Dieckmann condensation and yields were always high, however some days ago, I repeated the experiment twice and product is not obtained; I detected starting material and...

25 January 2015 4,044 3 View

Which is the best way to purify TiCl4?

I used to use TiCl4 in a Dieckmann condensation and yields were always high, however some days ago, I repeated the experiment twice and product is not obtained; I detected starting material and...

31 December 2014 3,202 3 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View