I am interested to purchase Kapok Fiber. please share the link or company address?

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Need Guidance for Pressure and Intensity Calculation Needle Hydrophone?

Hi I have a very important question. i took needle hydrophone readings from Focused Ultrasound. I saved it as Csv file with voltage and time reading. I have applied FFT to the signals to get...

07 March 2024 9,258 0 View

Can anyone help me calculating the bending angle reference climatology?

Hi there, I am studying volcanic ash plume height using GNSS RO, and so far, I have studied a lot of papers, but for some reason, I am still scratching my head around co-locating profiles and...

21 January 2024 4,334 0 View

How to calculate the percentage change in COSMIC 2 Bending angle?

Hey there, I am working on studying the volcano plume height detection using GNSS RO bending angle, for which I am utilizing the atmPrf datasets from the cosmic-2 satellite constellations....

11 December 2023 2,285 0 View

How to Extract Data from COSMIC-2 RO profiles for specific Lat and Long?

Hey there, I am working on a project that involves the bending angle, temperature, and pressure anomalies from the COSMIC-2 datasets. I have extracted the data for the 14th 15th and 16th of...

01 December 2023 7,042 3 View

How can the S11 of a Vivaldi antenna be improved to less than -20dB?

How can I improve the S11 of a Vivaldi antenna to less than -20dB for 5-9 GHz bandwidth? The material is FR4, so what can I include here to improve the geometry?

30 November 2023 3,915 1 View

Is there any reference material available for parsing the IONEX files and extracting vTEC?

I have several IONEX files for multiple GNSS stations, and I would like to calculate the vertical and slant TEC values and store them in a time series data frame. Are there any software packages...

03 November 2023 5,817 2 View

Why is the radiation pattern not oriented to the 0 degree?

Why is the radiation pattern not oriented to the 0 degree? I got this raditaion pattern after simulation, but I wonder to know that why is the radiation pattern not oriented to the 0 degree...

05 September 2023 3,161 4 View

How to match the Impedance of a coplanar vivaldi antenna?

Is there a simple way to calculate the impedance of a coplanar Vivaldi antenna?

29 August 2023 2,796 3 View

Why my PCDAT file contains only one column instead of four?

I ran an MD simulation for GaAU alloy in Vasp with a supercell created using Vesta. The PCDAT file should contain 4 columns giving me the pair correlation function for each species. But my PCDAT...

24 May 2023 6,229 0 View

How to create POSCAR file for liquid alloys ?

I want to simulate a liquid metal alloy using VASP. Will there be any differences between the POSCAR file of solid and liquid?

23 April 2023 5,975 0 View

What is the impact of collaborations with key suppliers on an SME's competitiveness?

The literature on Supply Chain Integration (SCI), Supply Chain Management (SCM), and collaborations, spanning several decades, deserves special attention. This topic, although addressed for a long...

23 July 2024 5,672 3 View

Could international experts in media and journalism, AI, communications and international communication share this conference link?

"Integration of Mass Media and Communication into the System of International Relations: Place, Role, Actuality and Prospects: Modern Media Issues 2024" Website: https://immcir.alnoor.edu.iq/

23 July 2024 3,139 6 View

Where can I find China outward FDI statistics by industry and by destination country?

I am currently researching determinants of China OFDI; and host country determinants using sectoral-level data.

23 July 2024 8,729 3 View

Why is the baseline fibrosis level of HK-2 cells very high?

In many experiments where HK-2 cells were stimulated with TGF-β at 10 ng/mL for 48 hours, I observed that even in the control group, the baseline expression level of fibrosis proteins like FN1 and...

15 July 2024 1,929 2 View

Used NIRS equipment?

Hello, Does anyone know where we could purchase a used NIRS system, for example, by Artinis or NIRx? Thank you. Greg

10 July 2024 8,325 0 View

How to purchase metabolites of pesticide standards ?

Penconazole 1. CGA 132465 2. CGA 190503 3. CGA 127841 Fluopyram 1. AE C656948-benzamide 2. AE C656948-pyridyl-acetic acid 3. AE C656948-carboxylic acid I have searched on sigma aldrich as well...

09 July 2024 3,414 2 View

Does anyone know if there is a lab scale encapsulation machine available for purchase?

05 July 2024 3,889 1 View

Is there a validated questionnaire for target audience research?

Hi everyone, I am currently writing my masters thesis about Strategic Sponsor Acquisition in Youth Women's Soccer. The aim of the study is to identify potential sponsors for a specific youth...

04 July 2024 9,001 0 View

Has anyone used the new E1 Clip tip digital pipettes?

We just purchased a multichannel and a single channel E1 Clip tip pipettes. In our first attempt to use them for an experiment they are not dispensing accurately? The rep told me that...

01 July 2024 1,983 0 View

Price for side scan bathymetry instrument ?

We want to purchase few units

26 June 2024 3,068 0 View