18488425. PHOTOCATALYTIC APPARATUS simplified abstract (HITACHI, LTD.)

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PHOTOCATALYTIC APPARATUS

Organization Name

HITACHI, LTD.

Inventor(s)

Hiromasa Takahashi of Tokyo (JP)

Naoto Fukatani of Tokyo (JP)

Daiko Takamatsu of Tokyo (JP)

Shin Yabuuchi of Tokyo (JP)

Jun Hayakawa of Tokyo (JP)

PHOTOCATALYTIC APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18488425 titled 'PHOTOCATALYTIC APPARATUS

Simplified Explanation:

The patent application describes a photocatalytic apparatus that combines photovoltaic action with photocatalytic action to efficiently perform material transformation based on redox reactions using light energy.

Key Features and Innovation:

  • Utilizes photovoltaic action for both electrodes
  • Conjugates photocatalytic action with photovoltaic action
  • First electrode functions as an anode, second electrode functions as a cathode
  • First electrode includes transparent conductive substrate, light power generation layer, and photocatalytic layer
  • Second electrode includes transparent conductive substrate, light power generation layer, and catalytic layer

Potential Applications: The technology can be applied in:

  • Environmental remediation
  • Water purification
  • Energy conversion systems

Problems Solved: This technology addresses the need for efficient material transformation through the integration of photovoltaic and photocatalytic actions.

Benefits:

  • Increased efficiency in material transformation processes
  • Utilization of light energy for redox reactions
  • Potential for sustainable and environmentally friendly applications

Commercial Applications: Potential commercial uses include:

  • Solar-powered water purification systems
  • Green energy production systems
  • Industrial waste treatment facilities

Prior Art: Readers can explore prior art related to this technology in the field of photocatalysis, photovoltaics, and material transformation processes.

Frequently Updated Research: Stay updated on the latest research in photocatalytic technologies, photovoltaic advancements, and material science for potential improvements and innovations.

Questions about Photocatalytic Apparatus: 1. How does the integration of photovoltaic and photocatalytic actions enhance material transformation processes? 2. What are the key differences between the first and second electrodes in the photocatalytic apparatus?


Original Abstract Submitted

A photocatalytic apparatus is provided that uses a photovoltaic action for both electrodes and conjugates a photocatalytic action with the photovoltaic action to efficiently perform material transformation on the basis of a redox reaction on the electrodes using light energy. A photocatalytic apparatus includes a first electrode functioning as an anode and a second electrode functioning as a cathode. The first electrode includes a first transparent conductive substrate having light transmittivity and electrical conductivity, a first light power generation layer that is disposed on the first transparent conductive substrate and absorbs light to generate electrons and holes, and a photocatalytic layer that is disposed on the first light power generation layer and catalyzes an oxidation reaction when being irradiated with light. The second electrode includes a second transparent conductive substrate having light transmittivity and electrical conductivity, a second light power generation layer that is disposed on the second transparent conductive substrate and absorbs light to generate electrons and holes, and a catalytic layer that is disposed on the second light power generation layer and catalyzes a reduction reaction.