How to plot colour map in origin 9 if I have x and y data sheet?

I have one x column and for that x I have 100 y columns as y1, y2, y3 and so on. How to plot colour map in origin?

22 February 2020 9,861 3 View

Among Oxygen and mixture of Oxygen and Argon by 1:1 , which is better for removing CVD grown graphene from Cu foil?

I have Cu foil both side covered with CVD grown graphene. I like to remove graphene from one side without affecting the other side. Now I am using 1:1 ratio of Oxygen and Argon. Is this condition...

03 February 2020 3,689 2 View

How to calculate cumulative drug release ?

I have attached the method as well as calculations for drug release but could not find appropriate results even after several repetitions. It was clearly visible that there must be a high...

11 October 2019 699 3 View

In Sigma Aldrich and Alfa Aesar different type of Nafion solution are available. Which can be used for thin film deposition on FTO?

I have some powder samples. For photoelectrochemical measurement (PEC) measurements, I want to prepare thin film of my samples on FTO. Can any one please help me which Nafion solution I will use...

22 July 2019 1,918 6 View

Can anyone say why hydroxypropylbeta cyclodextrin swells more in basic pH than i n acidic?

I have studied the swelling behaviour and drug release pattern from hydroxypropyl beta cyclodextrin where I have found that the swelling and release % was more in basic compared to acidic. It...

04 July 2019 315 2 View

Can anyone help me analyse the XRD pattern attached?

I have tried to change the structure from CUR to CP. I know XRD is not mandatory here but since I did I would like to analyze the result. A very simple explanation will also be highly appreciated....

26 April 2019 5,459 7 View

Why we use modified stern-volmer equation?

The modified stern-volmer equation involves the assumption that free and total drug concentration are equivalent. Recently, a slightly modified equation to overcome this simplification has been...

08 September 2018 1,884 0 View

Where one can get this modified stern-volmer equation?

log(F0-F/F)= log Kb + n log[D]t The above equation involves the statement that free and total drug concentrations are equivalent. To overcome this simplifying assumption and to get a more...

08 September 2018 7,605 0 View

How to fit a non-linear equation?

Hi everyone, [D]t={(F0-F/F)*(1/Kb)}^(1/n)+n*[P]t*(F0-F/F) where [D]t and [P]t gives total drug conc and total protein conc. we want to determine Kb and n. we have a series of data for y=(F0-F/F),...

08 September 2018 793 4 View

How to fit a non-linear equation?

Hi everyone, [D]t={(F0-F/F)*(1/Kb)}^(1/n)+n*[P]t*(F0-F/F) where [D]t and [P]t gives total drug conc and total protein conc. we want to determine Kb and n. we have a series of data for y=(F0-F/F),...

07 September 2018 873 3 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How does an antibody have full intact antibody + half antibody?

Hello, I was just wondering how does a antibody have full intact antibody + half antibody? Is it because of the drug conjugation?

28 February 2021 1,577 1 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 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

How do I choose contrasts in SPM8?

I am learning how to use SPM for PET and PET-MR analysis, but I haven't found any great resources that explain how contrasts work. I have a series of PET images where our hypothesis argues that...

24 February 2021 1,534 2 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View