Journal of Research in Humanities and Social Science. Is a real magazine?

Dear colleagues: I have received many emails from a magazine called ournal of Research in Humanities and Social Science. I have gone to the website of this journal, and I read "some" indexes but,...

13 December 2020 6,208 6 View

How can I connect a thermocouple to an oscilloscope?

I would like to measure temperature with a very high acquisition rate during a test that takes place in under 1ms. I was thinking of using a thermocouple and an oscilloscope. Which kind of signal...

26 October 2020 1,736 6 View

How efficient are HiTrap desalting columns for separation of proteins from free fluorescent labels?

I am looking for a reliable and fast method for separation of protein-fluorescent probe conjugates from the respective free fluorophores present in labeling reactions. HiTrap desalting columns...

06 September 2020 8,039 8 View

PhyloCode now a mediatic debate?

The recent official publication of PhyloCode has caught my attention, not for new arguments being presented for a system that has already been extensively discussed and, as I see it, whose...

04 July 2020 726 10 View

How to write a password automatically in a bash script?

I have a script that download multiples files from a server, but for each one it requires me to write a password. These are 1000, so it would be laborious to write 1000 times the password. How...

02 April 2020 852 2 View

How to define parametric modulators for multiple conditions in SPM?

Dear RG Community, I am performing an SPM analysis in which I've got 8 conditions plus the baseline in an event-related experiment. Each condition has 4 trials, totalling 32 trials per run. There...

02 April 2020 7,060 1 View

Alkali Resistance of SS316, Nickel and Hastelloy?

Does anyone know or may anyone assist me to find which of these materials (Stainless Steel 316, Nickel, or Hastelloy) is the most resistant to a highly concentrated NaOH solution (>27 mol/L)...

26 March 2020 6,875 6 View

Recommendations/tips on publishing datasets?

In my research about vibration of hermetic compressors, I'm creating a dataset that I intend to make it available once I publish the paper it refers to. Do you have any tips or recommendations on...

18 March 2020 7,803 5 View

Tools for ncRNA in bacteria?

Hello, I am trying to determine if a region present in a Streptomyces genome acts as a ncRNA that affects gene expression. Which are the best tools to analyze sequences for this? Thanks!

24 November 2019 5,270 3 View

In Limma package, why should I linearize my data in some analyses?

tl;dr: Why data linearization is applied in the identification o differentially expressed genes/proteins? I am new to data analysis of big data like proteomics. As far as I know, a simple t-test...

16 November 2019 8,441 4 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

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

2D or 3D phased array antennas??

Dear All, I will start my PhD maybe this year regarding phased array antennas. I'm interested in to find more detailed information about 3D phased array antennas and 2D phased array antennas. Then...

21 February 2021 368 3 View

Helix antenna coupling problem?

Dealing with a helix antenna, made with flexible material and not rigid like using a PCB board or wire. At the beginning of the helix is too close to the ground plane, causing coupling. How can I...

21 February 2021 4,453 3 View

What is the correct common name for Hydrochoerus hydrochaeris?

There are two extant species of Hydrochoerus: Hydrochoerus isthmius, the lesser or Panamanian capybara, and the genotype species H. hydrochaeris. The latter is the more common species of capybara,...

11 February 2021 3,494 14 View