Proton Battery Using Printable Graphene Oxide Layers
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Solution Overview
Problem
Conventional energy storage devices, such as lithium ion batteries, are typically three-dimensional and not suitable for two-dimensional architectures, limiting their integration with printing technologies and use in electronic devices.
Innovation Solution
A graphene-based energy storage device comprising a cathode, an anode, and a proton conductive electrolyte layer, where each layer is made of printable two-dimensional materials, allowing for the dynamic generation of protons and regeneration of charge through chemical reactions, enabling a printable and high-energy-capacity battery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional three-dimensional energy storage devices are used, then energy storage capacity is achieved, but printability and integration with two-dimensional architectures are lost
Solution Approach 1:
The patent transitions from conventional three-dimensional battery architectures to two-dimensional printable energy storage devices. The energy storage device is constructed using two-dimensional materials including graphene oxide, reduced graphene oxide, and conductive polymers that can be deposited as thin films through printing techniques, enabling integration with flexible substrates and two-dimensional electronic architectures while maintaining functional energy storage capacity
Solution Approach 2:
The invention employs composite materials combining two-dimensional materials with complementary properties. The energy storage device integrates graphene oxide layers for proton conduction, reduced graphene oxide for electrical conductivity, and conductive polymers for charge storage, creating a multi-material composite structure that achieves both printability and functional performance
2Area of stationary object
If two-dimensional printable materials are used, then printability and surface area are improved, but energy storage capacity may be reduced
Solution Approach 1:
The patent utilizes the porous and layered structure of two-dimensional materials to maximize surface area while maintaining volume. The graphene oxide and reduced graphene oxide layers provide extensive surface area for charge storage reactions, and the layered architecture allows multiple interfaces for proton and electron transfer, effectively increasing the quantity of active material per unit volume
Solution Approach 2:
The invention optimizes the physical and chemical parameters of the two-dimensional materials to enhance energy storage capacity. By controlling the oxidation state of graphene (graphene oxide vs. reduced graphene oxide), the thickness of layers, and the composition ratios of different materials, the device achieves high surface area while maintaining sufficient energy storage capacity through parameter optimization
3Extent of automation
If dynamic proton generation through chemical reactions is implemented, then energy autonomy is improved, but device complexity increases
Solution Approach 1:
The energy storage device incorporates chemical reactions that generate protons autonomously within the device structure. The two-dimensional materials facilitate spontaneous proton generation and transfer reactions between layers, enabling the device to sustain its own operation without external intervention, thereby achieving energy autonomy through self-service chemical processes
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The device achieves enhanced printability and energy capacity due to large surface areas and supercapacitive behavior, providing an energy-autonomous solution with improved performance compared to traditional batteries.
Implementation Method 1
dissociating hydrogen from functional groups of a substantially two-dimensional first layer to form protons
Implementation Method 2
causing the protons to diffuse from the substantially two-dimensional first layer to a substantially two-dimensional second layer
Data Source
Figure 1
Figure 2~3B
Figure 4~5
AI summary
The invention relates to energy storage devices and, more particularly, to proton batteries, based on graphene derivatives, especially graphene oxide. An apparatus (100) comprises a first layer (110) comprising a first electron conductive material; a second layer (120) comprising a second electron conductive material; a third layer (130) comprising a proton conductive material disposed between the first layer and the second layer; and charge collectors (140, 150). The first layer (110), the second layer (120), and the third layer (130) each comprise at least one sublayer of a printable material comprising a two-dimensional or substantially two-dimensional material.