Is there any particular way to improve the ORR E1/2 for a typical Pt based catalyst?

I have employed a PtM/C (M= transition metals) based alloy catalyst for the ORR in acid, though i got a good limiting current but the E1/2 is disappointing, i would acknowledge useful suggestions...

10 November 2019 4,893 2 View

Why noble metals are used in catalysis? what is the chemistry behind this. please add explanation or reference for explanation?

why pd or pt used extensively in catalysis.?

07 August 2016 7,717 1 View

How can we quantify the Hydrogen produced in electro-oxidation reaction of formic acid on pd/c catalyst?

formic acid oxidation was studied through electrochemical reaction using cyclic voltammetry.

05 June 2016 9,015 18 View

Why a catalyst having support Graphene and Carbon (1:1) has good activity than the catalyst deposited on individual supports of carbon and graphene?

04 May 2016 2,531 5 View

Hallo please any body mention me any link or book for the interpretation of SEM EDX and XPS of pd based nanocatalyst..?

I have characterized the pd/c catalyst with XOS,SEMEDX....

03 April 2016 1,103 3 View

Hallo, will any one please tell me How much sample needed for making pellets for conductivity measurments?

02 March 2016 2,315 8 View

Pd based catalyst. how to reduce the metal?

01 February 2016 552 8 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 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

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

No title

01 March 2021 3,905 5 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View