How do we increase the resolution of an image?

I have an image having DPI value 100 but the publisher want it to be of atleast of 300 dpi...so what will be the solutions..please answer as soon as possible. Thanks

07 August 2018 5,796 5 View

What is the significance of cyclic voltammetry (CV) measurements in the field of counter electrodes for DSSCs?

I have prepared three carbon based electrodes like graphene, MWCNTs, GRAPHENE OXIDE etc. and need to note CV of these. Please tell is this measurement is necessary for these counter electrodes...

10 November 2017 6,677 4 View

Is it suitable to use drop casting method for depositing films of counter electrodes of DSSCs?

I am to deposite films of MWCNTs and graphene for counter electrode for DSSC. Actually I need some research papers that can explain this technique in a detailed way....thanks in advanced.

09 October 2017 3,061 3 View

Can cyclic voltammerty is possible for powdered samples without coating films?

If yes, please suggest me the way..for doing this. If NO then why?

06 July 2017 1,475 2 View

What is the theory on which Tauc plot is based upon for band gap measurements?

01 February 2017 3,334 5 View

Can we find porosity values of thin film using ImageJ software?

01 February 2017 7,764 5 View

Where does the HUMO and LUMO levels locate in Black Dye?

i want to know the exact energy level values..please attach some papers regarding use of black dye in DSSC.

01 February 2017 7,664 0 View

What are the absorbance regions of black dye as i have used it in DSSC? can i get some papers?

I have used N749 black dye as sensitizer in DSSC.

09 October 2016 5,298 2 View

What is the maximum reported efficiency of DSSC device with carbon materials as counter electrodes?

So As to compare platinum CE device with the carbon materials CE like carbon nanotubes, graphene etc.

06 July 2016 4,513 3 View

What about the stability of DSSC at high temperatures?

is commercialization of DSSC possible?

03 April 2016 1,179 8 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 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

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View