How open stub generate a transmission zero?

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What is the solvent system required to run tlc for calixarenes?

If you don't understand my question let me know

21 July 2024 563 1 View

Can I use soybean, sunflower, or olive oil to prepare a standard curve for lipid estimation in plants or pollen?

I am trying to analyze lipids in plants; specifically pollen by using Sulfo-Phospho-Vanillin (SPV) Method! Can I prepare a standard curve for this estimation using soybean, sunflower, or olive...

01 July 2024 3,267 1 View

Methodology for quantifying particulate matter on leaf surface & Pollen by Scanning Electron Microscopy with energy dispersive X-ray spectroscopy?

I needed a detailed methodology for SEM-EDS analysis for Leaf and pollen!

05 May 2024 4,892 5 View

Why do microbiota composition results from MOTHUR and CLC Genomics workbench pipeline differ so much, even with the same reference database?

Our samples had been analysed by Mothur + Silva 119 reference DB around 2015. When analysing the same samples in 2023 with CLC genomics workbench and SILVA 119 DB, the results are strikingly...

21 March 2024 991 1 View

Regarding odd/even mode analysis of composite bandpass filter?

Hello, I have designed a composite band pass filter, BPF (LPF+HPF) using short and open stubs. I need to do mathematical analysis for this design using even/odd analysis and also ABCD parameters...

17 November 2023 7,697 2 View

How relevant is reproductive fitness for urban plant while selecting pollution tolerant plant species?

nowadays green spaces are created in urban environment by selecting pollution-tolerant species based on biochemistry & plant functional traits! however, when considering for expansion or...

01 August 2023 2,782 1 View

How does a dataset affects performance of AI Model?

I am starting with AI, training, detection and classification of small objects like loosened nut, bolts etc on a railway track. What should be the ideal way to collect dataset ( images )? 1. Does...

02 July 2023 5,825 12 View

How many minimum days requierd in the term dry spell or wet spell in monsoon?

how many minimum days are required in the term dry spell or wet spell in monsoon? any supportive references?

02 March 2023 6,742 1 View

How to prepare a 100 mM/L phosphate buffer of pH 7.7 from sodium phosphate monobasic (anhydrous) and sodium hydrogen phosphate diabasic (anhydrous)?

maybe someone can share detailed recipe for the buffer preparation from these two compounds! thanks

04 December 2022 9,226 2 View

Does anyone using/used SWAN (Simulating WAve Nearshore) model for Ocean Engineering?

If anyone is using this in modeling, please need your assistance towards the use of it.

10 August 2022 1,354 4 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

Is there anyone with experience in TEM analysis who can assist with a manuscript for an upcoming journal?

Hello dear colleagues, We have prepared a manuscript on NiTi-based alloys and are seeking a second opinion on our current TEM results. If you are a Ph.D. holder with experience in TEM and have...

07 August 2024 9,563 0 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

Is the black sediment consider as sand? If not, how can I filter it out?

Hi researchers! I'm working on soil texture analysis, and the end result for sand is doubtful because there is black sediment appearing after drying, as shown in the figure. Is it considered sand?...

30 July 2024 557 2 View

Can a photocatalytic degradation of methylene blue from red mud be pseudo- zero order kinetics?

My photocatalyst from solid waste red med. Dye is methylene blue My all parameter study is showing zero order. How to prove it further that the reaction in zero order?

29 July 2024 7,404 1 View

How to determine method detection limit in an analytical method?

I know the difference between instrumental LOD and method LOD but my query is - in case of any sample whose concentration is zero or not detected by the instrumental LOD, is it possible to get...

24 July 2024 6,592 5 View

Can we isolate microplastic from sludge sample without using vacuum filter..?

isolation of microplastic from sludge sample using centrifugation ..

23 July 2024 6,418 0 View

Radar Detection Probabilities using beta distributed Scattering Cross section?

Currently I need to calculate detection probabilities (PD) from radar cross section (RCS) data. Beta distribution parameters for this RCS data are calculated and will be used in Swerling0...

22 July 2024 868 0 View

What is the physical meaning of the magnetic scalar potential?

In cases where the rotational of the magnetic field H is zero, we can define this field as the gradient of a scalar function defined as the magnetic scalar potential (similar to the electric...

21 July 2024 9,633 4 View

How to model a non-minimum phase system?

In deriving a model of an LTI dynamic system, the model of the system does have no RHP zeros, however, when inspecting the step response, it reveals a non-minimum phase system represented by a...

14 July 2024 6,355 2 View