Research Facilities

MEA fabrication

For small cells

For full size cells

Mixing/stirring

Sand grinder

Use/purpose

Crusing and dispersing the powder particles.

Application to FC research

Dispersing the catalsyt particles and ionomer in the ink solution.

Planetary Ball Mill

Use/purpose

Crusing and dispersing the powder particles.

Application to FC research

Dispersing the catalsyt particles and ionomer in the ink solution.

Foriming catalyst layer

Compact pulse spray devic

Use/purpose

Applying various kinds of inks

Application to FC research

Fabricating catalyst layer

※Click the picture for details

Automatic coating device
【Doctor blade method】

Use/purpose

Applying various kinds of inks

Application to FC research

Fabricating catalyst layer

MEA fabrication

Precision heating and
pressurizing device

Use/purpose

Heating press (for small cells)

Application to FC research

Replicating catalyst layer onto
polymer electrolyte membrane.

Thermocompression bonding
of sub-gasket and gas diffusion layer (GDL).

Precision heating and
pressurizing device

Use/purpose

Heating press (for full size cells)

Application to FC research

Replicating catalyst layer onto
electrolyte membrane

Adhesion of separators

Ink characteristics measurement

Viscosity/viscoelasticity
measurment device
(Rheometer)

Use/purpose

Measurement of viscosity and
viscoelasticity of liquids and slurries

Application to FC research

Viscosity control of catalyst ink

※Click the picture for details

Cylindrical rotary
viscometer

Use/purpose

Measurement of viscosity and
viscoelasticity of liquids and slurries

Application to FC research

Viscosity control of catalyst ink

Laser diffraction / scattering
type particle size distribution
measuring device

Use/purpose

Measurement of particle size distribution
of fine particles dispersed in a solvent.

Application to FC research

Particle size distribution measurement
in catalyst ink solution.

Power generation test / electrochemical evaluation

MEA power generation performance
evaluation system

Application to FC research

〇 Control of power generation
atmosphere of MEA evaluation cell
(temperature, humidity, pressure, gas type)

Mix the supply gas with any composition

Stable supply of reaction gas from small flow rate to large flow rate.
Temperature: Room temperature to 80 ℃
Dew point: Room temperature to 80 ℃
Pressure: Standard pressure to 300 kPa-abs
Supply gas: H2, Air, O2 , N2 , He
Flow control: 0.02 to 10 L / min


Application to FC research

〇Electrochemical characterization

Potentio/galvanostat

Current range ± 20 A

Impedance analyzer

footnote: use available of CO gas and
in-line mass spectrometer.

MEA power generation
performance evaluation system
for high temperature atomsphere

Application to FC research

Feature: Supports high temperature
power generation test (~ 150°C)
Temperature: Room temperature to 150 °C
Dew point: 40 °C to 120 °C
Pressure: Standard pressure to 300 kPa-abs
Supply gas: H2, Air, O2 , N2

MEA power generation
performance evaluation
system for full size cell

Application to FC research

Feature: Supports power generation
test for full size cells (~ 5 kW)
Temperature: Room temperature to 90 °C
Dew point: 40 °C to 80 °C
Pressure: Standard pressure to 300 kPa-abs
Supply gas: H2, Air , N2

Catalyst performance evaluation system
[Rotating disk electrode(RDE)]

Application to FC research

Evaluation of catalytic activity and electrochemically active surface area (ECSA).

※Click the picture for details

Waste gas/water analysis

Ion chromatograph


Use/purpose

Qualitative and quantitative analysis of ionic components in solution.

Application to FC research

Analysis of degradation phenomena by quantification of decomposition products
(F-, SO42- etc. ) of polymer electrolyte membrane.

Liquid chromatograph –
mass spectrometer
(LC-MS)

Use/purpose

Qualitative and quantitative analysis
of components in solution.

Application to FC research

Measurement of decomposition
products of polymer electrolyte membrane.

Time-of-flight mass
spectrometer (TOF-MS)

Use/purpose

Qantitative and quantitative analysis of gas components.

Application to FC research

Analysis of impurities in the gas supplied to the fuel cell.

Measurement of decomposition rate of carbon as catalyst support by analizing CO2 concentration in exhaust gas.

Overall MEA observation

Scanning transmission
electron microscope (STEM)
[Supports 1-axis / 2-axis tilt, high tilt,
and cryo-observation]

Use/purpose

Observation of nanoscale structure

Analysis of crystal structure

Element mapping

Observation of liquid sample and frozen samples

Application to FC research

Observation of MEA sturucture and polymer electrolyte membrane.

Observation of 3D structure of carbon support

Crystal structure analysis and elemental analysis of catalyst metal particles

Observation of cryo-structure of catalyst ink and ionomer dispersion solution

In-situ observation of catalyst ink and ionomer dispersion solution

Scanning electron
microscope
(SEM)

Use/purpose

Observation of surface and cross
section

Elemental analysis

Application to FC research

Observation of structure of catalyst layer and cross
section of MEA

Cross section polisher

Use/purpose

Creation of cross section for SEM and TEM observation sample

Application to FC research

Preparation of sample for cross section observation of MEA

Measurement of charachteristics

X-ray fluorescence spectrometer

Use/purpose

Elemental analysis

Application to FC research

Quantification of catalyst loading
(calibration curve method)

White/laser confocal
microscope

Use/purpose

Observation of surface topography

Measurement of height

Application to FC research

Evaluation of defects (unevenness, cracks, etc.) of catalyst layer

Measurement of catalyst layer thickness

Specific surface area / pore distribution
measuring device
[Nitrogen adsorption method]

Use/purpose

Measurement of specific surface area, pore volume, pore size distribution

Application to FC research

Evaluation of the porous structure of the catalyst powder and catalyst layer

Dry automatic densitometer


Use/purpose

True volume measurement

Application to FC research

True volume measurement of catalyst layer and gas diffusion layer

Oxygen diffusion characteristic
measurement system

Use/purpose

Oxygen diffusion resistance measurement of porous material

Application to FC research

Oxygen diffusion resistance measurement of catalyst layer and gas diffusion layer
(under temperature and humidity control environment)

Water vapor dynamic adsorption
measurement device

Use/purpose

Evaluation of water vapor sorption characteristics (weighing method)

Application to FC research

Measurement of water vapor adsorption characteristics of catalyst layer, gas diffusion layer, and polymer electrolyte membrane (~ 80 °C)

Catalyst surface area measurement
device (CO pulse adsorption method)

Use/purpose

Measurement of surface area of ​​metal particles

Application to FC research

Measurement of specific surface area of ​​catalytic metal

Differential thermal-thermogravimetric simultaneous measurement device
(TG-DTA-MS)

Use/purpose

Evaluation of thermal stability

Analysis of decomposition reaction

Application to FC research

Measurement of catalyst metal/ carbon support weight ratio

Evaluation of thermal stability of carbon support and ionomer materials

X-ray diffractometer
(XRD)

Use/purpose

Evaluation of crystal structure

Application to FC research

Evaluation of crystallite size and degree of alloying of catalyst metal

Measurement of crystallinity of polymer electrolyte membrane

Small Angle X-ray Scattering
Measuring Instrument (SAXS)

Use/purpose

Structural analysis in nanometer scale

Application to FC research

Structural analysis of microphase separation of polymer electrolyte membrane (humidity control at room temperature)

Evaluation of particle size distribution, periodic structure, and orientation of catalyst particles

Nuclear Magnetic
Resonance Spectrometer
(NMR)

Use/purpose

Analysis of chemical structure

Application to FC research

Structural analysis of polymer electrolyte membrane and their degradation products

Measurement of self-diffusion coefficient of water in polymer electrolyte membrane

Fast Field-Cyclieng ​​NMR Relaxometer


Use/purpose

Nuclear magnetization relaxation time measurement

Application to FC research

Analysis of internal and diffusive motions of polymer electrolytes

Size Exclusion Chromatograph with
Multiple Angle Light Scattering
Detector (SEC-MALS)

Use/purpose

Measurement of molecular weight and particle size of polymers

Application to FC research

Molecular weight distribution of polymer electrolyte membranes

Fourier-Transform Infrared
Spectrometer with Infrared Microscope

Use/purpose

Identification and quantification of substances

Application to FC research

Structural changes of degraded polymer electrolyte membranes

Laser raman microscope


Use/purpose

Identification and quantification of substance

Application to FC research

Structural changes of degraded polymer electrolyte membranes

Environmentally Controlled
Atomic Force Microscope
(AFM)

Use/purpose

Surface shape evaluation (humidity control at room temperature)

Application to FC research

Mapping of mechanical and electrical properties of polymer electrolyte membranes and thin films

Nano indenter

Use/purpose

Evaluation of viscoelastic properties of materials

Application to FC research

Dynamic Viscoelasticity Measurement of Electrolyte Membrane

Tensile tester

Use/purpose

Uniaxial stretching of membranes to obtain stress-strain curves

Application to FC research

Evaluation of temperature and humidity dependence of mechanical strength (elastic modulus, yield point, plastic deformation) of polymer electrolyte membrane

Gas permeability measurement system

Use/purpose

Measurement of gas permeability of polymer membrane

Application to FC research

Simultaneous measurement of hydrogen/oxygen permeability of polymer electrolyte membrane in high temperature / high humidification atmosphere

Water permeability measurement
system

Application to FC research

Measurement of water permeability and electroosmotic coefficient of polymer electrolyte membrane

Water uptake / conductivity
measurement system

Use/purpose

Simultaneous measurement of water uptake and in-plane conductivity of a membrane

Application to FC research

Temperature and humidity dependence of water uptake and conductivity of
polymer electrolyte membrane

Membrane test system

Use/purpose

In-plane or through-membrane conductivity measurement

Application to FC research

Temperature and humidity dependence of proton conductivity of polymer electrolyte membrane

Inductively coupled plasma
mass spectrometer (ICP-MS)

Use/purpose

Qualitative and quantitative elemental analysis of dilute aqueous solution

Application to FC research

Quantification of dissolved platinum in wastewater during durability test

Quantification of impurities in polymer electrolyte membrane