Pt(111) - \(0.1 \; \mathrm{M}\) \(\ce{ KOH }\)

echemdb identifier: markovic_1996_oxygen_6715_f1_111
tags: BCV

A cyclic voltammogramm for Pt(111) recorded in \(0.1 \; \mathrm{M}\) \(\ce{ KOH }\) at a scan rate of \(50 \; \mathrm{mV\,s^{-1}}\) from Figure 1 in N. M. Markovic et al. Oxygen reduction on platinum low-index single-crystal surfaces in alkaline solution: rotating ring disk Pt\(hkl\) studies. The Journal of Physical Chemistry, 100\(16\):6715–6721, 1996

Further information

The figure shows digitized data.

The Pt(111) electrode was prepared by:

• flame annealed.
• cooled in hydrogen atmosphere. Preparation reference: https://doi.org/10.1021/j100011a001

Metadata

Details on the electrochemical system (yaml)

electrodes:
- crystallographicOrientation: '111'
  function: working electrode
  geometricElectrolyteContactArea:
    unit: cm2
    value: 0.283
  material: Pt
  name: WE
  preparationProcedure:
    description:
    - flame annealed.
    - cooled in hydrogen atmosphere.
    url: https://doi.org/10.1021/j100011a001
  type: RRDE
electrolyte:
  components:
  - name: water
    purity:
      grade: ultrapure
    type: solvent
  - concentration:
      unit: mol / l
      value: 0.1
    name: KOH
    source:
      supplier: J. T. Baker Reagent
    type: base
  type: aqueous
type: electrochemical

Citation key (bibtex)

@article{markovic_1996_oxygen_6715,
    author = "Markovic, Nenad M and Gasteiger, Hubert A and Ross, Philip N",
    title = "Oxygen reduction on platinum low-index single-crystal surfaces in alkaline solution: rotating ring disk Pt(hkl) studies",
    journal = "The Journal of Physical Chemistry",
    volume = "100",
    number = "16",
    pages = "6715--6721",
    year = "1996",
    publisher = "ACS Publications"
}

Details about the original figure in the publicaton (yaml).

comment: ''
fields:
- name: E
  orientation: horizontal
  reference: RHE
  type: number
  unit: V
- name: I
  orientation: vertical
  type: number
  unit: uA
measurementType: CV
scanRate:
  unit: mV / s
  value: 50.0
simultaneousMeasurements: []
type: digitized

Details about the curation process of this entry (yaml).

process:
- date: '2026-01-05'
  name: Valerie Link
  orcid: https://orcid.org/0009-0004-3341-1452
  role: curator

---