What is the cause of isododecane detection in drug substances?

recently i observed an impurity in multiple drug products analysed for residual solvents by GC test and is identified as isododecane by GC-MS. After mlling of the product it was generated and...

11 December 2020 1,715 2 View

Any Confrence on Building Materials or Sustainable Materilas?

please give any information about the Conference on Building Materials or Sustainable Materials

02 December 2020 4,640 7 View

Does absorption peak of a 2D MoS2 flake change, when its dimension changed with fixed thickness?

2D Mos2 shows three distinct absorption peaks which are related to A, B, C excitons and are almost fixed for different flakes of different sizes of small variations. According to theory, when the...

02 August 2020 3,276 7 View

Why does Blue perform better than RGB in image classification?

I am using Deep neural networks to classify food images by cuisine. I am changing the parameters, inputs to get maximum accuracy. I am finding that just using the blue component of the images (a...

12 November 2017 8,081 5 View

Are their any specific advantages if the publication is in the society journal?

Benefits of publishing in various society journals over others.

27 September 2017 7,426 19 View

Application of weibull distribution to determine 90 percent probable withstand voltage?

Dear researchers, Experimental investigations are to be carried out on a prototype to determine the design stress levels. Prototype : Chamber filled with SF6 gas. Conductor running longitudinally...

25 November 2014 2,269 3 View

Can anyone help me calculate the catalase specific activity?

23 November 2014 2,628 4 View

Why does the coercive field and polarization at maximum applied field remain constant as applied field is increased?

I have done electric polarization measurement on one of my substituted BiFeO3 compound. I observed that with the increase of applied field, coercive field (Hc) and polarization at maximum applied...

22 May 2014 8,566 5 View

Can anybody explain how to distinguish ammonia and ammonium ion forms in solid substrate?

In solution phase, an equilibrium exists between these two phases. How about in solid matrix? Simply want to know whether ammonia form do exists in ammonium loaded solid substrate.

20 May 2014 9,781 4 View

Which parameters should I change and refine in XRD Rietveld refinement for phase two?

In XRD Rietveld refinement for two phases using Fullprof software, I got the same phase fractions i.e, 71% of 1st phase and 29% of 2nd phase for different substituted data files i.e, for 5%,...

09 August 2013 5,730 2 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Is there any published or unpublished statistics on dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, US, UK or any other country?

Are there any published or unpublished statistics or papers on the dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, USA, UK, or any other country where vaccination has started at...

28 February 2021 4,237 1 View

No title

I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

25 February 2021 2,615 3 View

How Can I clain a removal of a co-author?

I would like to make a correction in a co-author in your paper which is wrong. This name is also in other papers of Kenton Ko. Zey Ko is not a Co-author . The correct name is Zdenka...

24 February 2021 3,476 4 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

How does the injection volume impact LLOQ and ULOQ in regression analysis (LC-MSMS)?

Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...

23 February 2021 9,159 3 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View