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 basic theory behind Tauc's Law for optical band gap calculation?

Please answer with literature references. Thanks in advance.

01 February 2017 2,067 3 View

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

01 February 2017 3,334 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

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 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

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View