Center of universe ?

From the perspective of the theory of relativity, any person can be the center of the universe, unfortunately this is wrong, because you need to add a reference system, and without the reference...

08 September 2019 5,099 2 View

E=mc2 as ignotum per ignotum ?

05 June 2019 2,595 5 View

Time as oscillation ?

Wittgenstein in Tratta write as follows: "6.3611 Processes can not be comapred with "time passing" - there is no such thing - but only with other precesses (eg chronometres walking). Only on the...

05 June 2018 825 11 View

Whether speed of light is not redundant in definition of energy ?

Einstein's formula of Energy is E = mc^2, but c^2 is the speed of light squared, therefore it can be assumed that c^2 can be replaced by s - speed, as nap in the case of thermal Energy. The...

05 June 2018 5,498 7 View

Does this axiom function in theory of set ?

Take one set and second set, then from summing this two sets we give one set. Then 1 U 1 = 1 1 U 1 U 1 = 1 In nature this phaenomen is observable in case of drops of water, when we connect one...

04 May 2018 399 0 View

This distance is god or wrong in human relations ?

Social media means that we are less assertive and open in interpersonal relations outside the network. The reason for this is that we are not afraid of verbal, non-verbal reaction, emotional...

04 May 2018 4,360 0 View

Contextual function of memory ?

Memory could has contextually function. It will be function as in entertainment X we behave in way Z becaouse X able decks Y of memory. This hypothesis could explain, why students who got monkey...

03 April 2018 6,977 0 View

How verify whether photon got weight ?

I suppose, that we could make it in two methods. 1. Make the vessel is filled with water (in water light slow down) and does not obstruct the light, with the opening through which we will...

10 November 2017 9,750 10 View

Whether stimulation feeling from use social media could improve about addiction or it imply from massages and our emotional reactions to messages ?

When we could say about addiction from social media ? When somebody everyday check FB to feel excitation it could improve about addiction. Social media got not few years it is deacade, maybe we...

10 November 2017 8,501 0 View

Fibrin environment and life ?

Can the fibrin-rich environment be created in the uterus after the gametes are combined? It supplies the cells with energy to share. Fibrin is a chemical compound, maybe in the environment where...

09 October 2017 2,707 0 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

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 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

How to remove DCU and HOBT from my reaction?

I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??

28 February 2021 2,153 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

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 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