What is the effect of polarization of unit elements in an IRS, if its built for mmWave application?

I usually don't see path loss models for IRS consider polarization. But specific to mmWave application, the polarization of the antenna has some effect. Is there any research that has explored this?

08 January 2021 3,054 1 View

Which Open Source emulator is best for SDN based IoT implementation?

We would like to implement SDN based IoT secure application. Please suggest best open source Emulator / Simulator.

15 December 2020 8,329 5 View

Dear researchers, anybody can suggest some classification algorithms for fire images?

dear researchers at present we are working in fire detection projcts ,i have a plan to implement the CNN with SVM for classification method. if you hav any best or recent techniques please let me...

01 November 2020 4,142 7 View

Which instrument is preferred to do untargeted metabolic profiling for a herbal plant?

In our lab, we are working on a herbal extraction optimation so that we need to understand the total profile difference between optimized and unoptimized extraction. Which that we have multiple...

14 September 2020 9,187 3 View

Does anyone knows how can i get the supplementary file for this paper?

I have been trying to check the supplementary file for this paper entitled "Transcriptomic and proteomic analyses of the pMOL30-encoded copper resistance in Cupriavidus metallidurans strain CH34"...

13 September 2020 4,945 4 View

Problem with Cryosections?

Hi, I have a problem with cryosections while staining. Positively charged slides are used for cryosections, in spite of that during the staining process, the sections are washed away during the...

10 September 2020 3,767 3 View

Appropriate protective eye wear for sunlight collection?

I am going to conduct experiment on sunlight collection. First the sunlight is collected using Fresnel lens. Then the concentrated light is transported via silica optical fiber. Since the...

15 March 2020 3,655 4 View

How to Estimate RSm(Mean width of the profile) for periodic profile obtained using turning and vertical milling?

As a part of my research work. i have obtained some machined surface using vertical milling and turning process. I want to check whether the predicted roughness and obtained roughness(Ra) are...

11 March 2020 5,718 3 View

Adhesive to stick silica glass fiber?

I am collecting sunlight via optical fiber bundle. In this regard i need to make fiber bundle in which the individual fibers are to be stick together. What kind of adhesive is helpful to do this?

20 February 2020 6,668 2 View

Are people willing to pay extra price for the recycled polymer based products?

I have two products (A&B) made of polyethylene (PE) but product "A" is produced from recycled PE and product "B" is produced from virgin grade PE. What is the willingness of the people to pay...

15 January 2020 2,405 6 View

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

03 March 2021 8,272 1 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 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

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View

Are there lab markers/pens resistant to Roti-Histol?

Hi, I'm looking for a pen/marker to write on the smooth, transparent (non-frosted) part of microscopy slides which does not get washed away by alcohols and most importantly Roti-Histol. I want to...

24 February 2021 9,902 5 View

How to find natural frequency of a bridge from vehicle induced vibrations?

i have frequencies of bridge that are effected by mass of vehicle. the problem is when any vehicle pass the bridge it would add the its mass to the bridge mass ultimately mass of the bridge will...

22 February 2021 10,004 3 View

I have a problem with kanamycin - why the kanamycin doesn't affect?

Hi everyone, I need to expression of GFP with pET28 plasmid in E. coli BL21(DE3) plysE. Transformed cells have kanamycin and chloramphenicol resistance. Normally, only transformed cells should...

22 February 2021 4,032 4 View

How does elongation affect the resistance of an electrode?

What are the testing rate for electrodes recommended by ASTM for cochlear implants. I am currently doing the 15mm/min elongatio testing.

22 February 2021 1,515 1 View

Resistivity of PVD TiNx thin films vs. N2 flow?

In the PVD of TiN thin films (~100A), I've found the resistivity of the TiN films dropped from ~100 to 60um*cm with N2 flow increasing up to the metallic mode ending point; then the resistivity...

21 February 2021 1,864 2 View