Illuminate the Future with Wire-Shaped Perovskite Structures

Introduction

In the evolving landscape of materials science, the quest for efficiency, versatility, and innovation is relentless. The breakthroughs that capture the imagination are those that not only solve today’s challenges but also pave the way for tomorrow’s technologies. One such breakthrough is our development of wire-shaped perovskite structures—a cutting-edge innovation poised to redefine the possibilities in optoelectronics, energy, and beyond.

The Innovation

Perovskite materials have already garnered global attention for their exceptional optoelectronic properties, particularly in the realm of solar cells and light-emitting devices. Our technology takes this potential a step further by engineering perovskite into wire-shaped structures. This transformation isn’t just a change in shape—it’s a leap in functionality. By reimagining perovskite’s form, we unlock new avenues for integration, performance, and application across multiple industries.

Why This Matters

Next-Level Efficiency: Wire-shaped perovskites provide a unique advantage by increasing the surface area for light absorption and emission while maintaining a compact, lightweight form. This results in devices that are not only more efficient but also more adaptable to various designs and applications. Imagine solar cells that are not just flat panels but integrated into flexible surfaces, wearable technology, or even woven into fabrics.
Versatile Applications: The wire-shaped design allows for a broader range of applications compared to traditional perovskite structures. Whether you’re developing advanced optoelectronic devices, flexible displays, or innovative energy storage solutions, this technology offers the versatility to meet your needs. It’s about making the extraordinary ordinary—transforming cutting-edge materials into everyday solutions.
Ease of Integration: The wire-like form factor lends itself to easier integration into existing manufacturing processes. This means you can adopt this advanced technology without the need for a complete overhaul of your production line. Whether in electronics, energy, or other high-tech industries, incorporating these structures into your products can be a seamless transition that adds significant value.
Sustainability and Scalability: Our method for producing wire-shaped perovskite structures is designed with scalability in mind. This means it’s not just a lab-bound innovation but a practical solution ready for large-scale manufacturing. Additionally, perovskite materials are known for their potential in reducing production costs and environmental impact compared to traditional materials like silicon.

Why You Should License This Technology

Licensing this technology offers you a ticket to the forefront of innovation. It’s not just about having access to a new material; it’s about gaining a strategic advantage in markets that demand high performance, flexibility, and forward-thinking design. By integrating wire-shaped perovskite structures into your products, you position your company as a leader in next-generation technology—delivering solutions that are more efficient, versatile, and adaptable than ever before.

The Opportunity

In a world where technology evolves at lightning speed, staying ahead requires more than just keeping up—it requires leading the charge. This innovation is your opportunity to do just that. Don’t just follow the trends—set them. License this technology and start building the future today. With wire-shaped perovskite structures, the possibilities are as endless as your imagination.

Please see terms and conditions

Abstract
Claims

Wire-shaped perovskite devices and methods for manufacturing the same are provided. The perovskite devices have a uniform layer thickness of perovskite material on wire-shaped substrates of semi-conductor or carbon material. The method includes an electro-coating process, which advantageously allows for predictability and repeatability.

We claim:

1. A device comprising:

a wire-shaped semi-conductor substrate comprising a carbon nanotube yarn; and

a perovskite coating on an outer surface of the wire-shaped semi-conductor substrate.

2. The device of claim 1, wherein the pervoskite coating is substantially uniform in thickness both in the axial direction of the substrate and in the radial direction of the substrate.

3. The device of claim 1, wherein the wire-shaped semi-conductor substrate is a carbon nanotube rope.

4. The device of claim 3, wherein the carbon nanotube rope has a diameter of about 400 μm.

5. The device of claim 3, wherein the carbon nanotube rope comprises at least four twisted carbon nanotube yarns.

6. The device of claim 1, wherein the perovskite coating is crystalline with preferential grain growth at (110) plane.

7. The device of claim 1, wherein the perovskite coating comprises CH₃NH₃PbI₃.

8. The device of claim 1, wherein the device is, or is part of, a photodetector.

9. The device of claim 8, which exhibits a substantially linear response to an applied bias voltage.

10. The device of claim 1, wherein the device is, or is part of, a solar cell.

11. The device of claim 1, wherein the device is, or is part of, a light emitting diode (LED).

12. A method of making a wire-shaped perovskite device, the method comprising:

depositing a perovskite solution onto an outer surface of a wire-shaped semi-conductor substrate; and then

annealing the deposited perovskite solution by Joule heating to produce a perovskite coating on the wire-shaped semi-conductor substrate; and

optionally, repeating said depositing and annealing in order to build successive layers of the perovskite coating on the wire-shaped semi-conductor substrate.

13. The method of claim 12, wherein the annealing by Joule heating comprises connecting an indium gallium top electrode to the wire-shaped semi-conductor substrate.

14. The method of claim 12, wherein the perovskite solution comprises a CH₃NH₃I:PbI₂solution.

15. The method of claim 12, wherein the wire-shaped semi-conductor substrate is a carbon nanotube rope comprising at least four twisted carbon nanotube yarns.

16. The method of claim 12, wherein the perovskite coating comprises CH₃NH₃PbI₃.

17. A wire-shaped photodetector comprising:

a flexible wire-shaped semi-conductor substrate comprising carbon nanotube yarn; and

a crystalline perovskite coating annealed onto an outer surface of the wire-shaped semi-conductor surface.

18. The photodetector of claim 17, wherein the perovskite coating comprises crystal sizes greater than 0.75 microns.

19. The method of claim 12, wherein the pervoskite coating is substantially uniform in thickness both in the axial direction of the substrate and in the radial direction of the substrate.

20. The method of claim 12, wherein the wire-shaped semi-conductor substrate comprises a carbon nanotube yarn.

Title

Wire-shaped perovskite structures and methods for manufacture thereof

Inventor(s)

Okenwa O. I. Okoli, Geoffrey R. Adams

Assignee(s)

Florida State University Research Foundation Inc

Patent #

10916713

Patent Date

February 9, 2021