How to give port for printed log periodic dipole array antenna in CST?

PLPDA have radiating element on both sides of the substrate. so how to apply port. i have attached the figure below.

03 January 2021 4,005 6 View

I want to design a printed log periodic dipole array antenna on only one side of the substrate. is this acceptable one ?

actually for PLPDA, it is designed on both sides of the substrate for providing 180 degree phase shift between the elements

28 December 2020 3,148 3 View

How to visualize cells seeded on Millicell-HA transwell?

Hi, I am working with Millicell-HA transwell to culture HCE-2 cells. But as the transwell in opaque, not able to visualize the cells. Can someone help me? Thanks in advance.

14 November 2019 3,573 1 View

Can somebody help me with method(s) to analyse and quantify oligonuleotides and protein interactions?

I am looking for an assay design that can help me analyse DNA (oligonucleotides) - protein interactions and provide some means to quantify these interactions. Any help or direction will be much...

14 July 2019 8,475 5 View

What is the calcium concentrations in KSFM and ideal calcium levels for cervical keratinocyte culture?

Hi! I an interested in culturing cervical kerationocytes and calcium levels in media are know to affect their cell growth. I recently obtained two KSFM for the same (one with Calcium and another...

14 May 2019 1,758 3 View

Can we add calcium oxide to graphene oxide?

Suggest any method for the metallisation of graphene oxide

28 January 2019 5,069 3 View

Mixed co culture experiment and MTT assays protocol?

Hello, I am trying to understand a co-culture experiment using different ratios of a cancer cell line and hematopoietic stem cell fraction in a mixed co culture. The ratios range from 1 to 1000...

11 October 2018 697 7 View

How to determine the accurate functional titer of a FLAG tag lentiviral particle?

I have a plasmid of >10 kb that I have made into particles in HEK293T. Before inserting the virus in mice, I would like to determine the functional titer. I have a p24 ELISA kit, but I was...

22 May 2018 3,900 3 View

I am working on ISSR primers. I get bands for some samples and a smear in others. Why?

Hi, I am currently working on ISSR primers for my algal samples. When I did PCR for my samples along with some marine algal specimens, I could observe bands for the marine specimens and a smear...

15 May 2018 877 3 View

Which is a very successful procedure for extraction of genomic DNA from herbarium sample?

Greeting to all researchers! Can anyone suggest me with a successful procedure for extraction of genomic DNA from herbarium material of Red algae (Rhodophyceae). So far we are successful in...

07 March 2017 7,720 5 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

Why am I not able to use all VEP programs for the in silico analysis of avpr1b SNP's?

Good day researchers I am busy analysing the predicted effects of certain SNP's in AVPR1b. When using the VEP prediction programs (SIFT, Polyphen, FATHMM, LRT, Provean, Mutation Assessor, and...

28 February 2021 5,197 1 View