Can a laser spectroscopic technique measuring carbon-14 be developed to compete with the precision of current analysis methods?

26 May 2022 0 8K Report

What preparation techniques are required for sample processing prior to measurement by laser spectrometry?

More Tsegaye Bojago Dado's questions See All

How to remove my name from a paper which is not my work?

Hi All how are u? the paper with the title "The Central Main Ethiopian Rift is younger than 8 Ma: confirmation through apatite fission-track thermochronology" is not mine work. please help me. It...

19 June 2024 2,178 1 View

Who are the scholars prominent to the concept of Parenthood in Literary works?

Hello scholars, greetings to you. I am proposing to write my thesis on the concept of Parenthood in some of Ethiopian young adult English Novels. However, I did not get any prominent scholar known...

09 September 2023 8,676 0 View

How can I calculate sample size for a quantitative proteomics study?

I want to conduct a Label-free quantitative proteomics study.

24 May 2023 8,461 1 View

Advise on treatment structure of NPS fertilizer blend?

On a proposal I evaluated, a student planned to examine the effects of 3 levels of intra-row Spacing and 4 NPS Rates on Growth and Yield of Garlic. The student designed the treatment structure for...

19 November 2021 5,737 5 View

Vanillin Assay for mDP approximation, what is the blank?

Regarding the highlighted part of the photo below, is the blank really the one with no catechin? How can it be so since catechin standard is added to all the test tubes (except for the 0mL...

20 September 2021 7,201 3 View

How to fractionate tannins using 2 eluents?

This is the method that I saw in a paper we are using as basis: low MW tannins were eluted with acetone/water (3:7; v/ v; Fraction 1) and higher MW tannins with acetone/ water (1:1; v/v; Fraction...

10 September 2021 2,247 3 View

Alternative to LC-MS?

Can I use GC-MS instead of LC-MS for confirmation of synthesized benzyl mercaptan adducts (catechin-BM, Epicatechin-BM, Gallocatechin-BM, and Epigallocatechin-BM)? I can't seem to find methods...

13 August 2021 8,193 6 View

How to determine peaks of the extension units in CT extract chromatogram?

I can't synthesize standards for BM adducts since they need a toxic reducing agent (NaBH4). To my knowledge (forgive the undergrad me), without the standards, I wouldn't be able to know what the...

08 August 2021 9,650 4 View

How to pack Sephadex LH-20 using acetone?

I found this video (silica gel was used): https://www.youtube.com/watch?v=8Ff1Xx-On-g&t=96s Can I use this process to pack my sephadex onto the column? (yes, right after I swell sephadex).

03 August 2021 4,092 6 View

Hello ever one ! can i gate experimental manual in this area?

Experiment # 1, Carbon monoxide (CO) in the given air sample 2, Methane (CH4) 3, Formaldehyde 4, Lead (Pb) 5, Nitrogen Oxide 6, Pesticides 7, Particulate Matter, Ozone, Nitrogen oxides and...

17 June 2021 1,179 2 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Using OBD technique i am trying to measure laser induced shockwaves velocity i found that at start velocity increases and then decay?

i am unable to interpret why its increases in start as shown in figure

11 August 2024 2,179 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

GC-MS retention index prediticon?

Hello experts, Does anyone know any free software about retention index prediction ?

08 August 2024 7,403 2 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View