Nearly 2d electronic microparticles

Patent metadata

Field	Value
Publication number	US-2020027921-A1
Application number	US-201816114185-A
Country	US
Kind code	A1
Filing date	Aug 27, 2018
Priority date	Jun 28, 2017
Publication date	Jan 23, 2020
Grant date	—

Abstract

An particle can include a first sheet comprising a layer including a first material, wherein the first sheet includes a first outer surface and a first inner surface; and a second sheet comprising a layer including a second material, where the second sheet includes a second outer surface and a second inner surface, wherein the first sheet and the second sheet form a space, the space is encapsulated by the first sheet and the second sheet.

First claim

1 . An particle comprising:
a first sheet comprising a layer including a first material, wherein the first sheet includes a first outer surface and a first inner surface; and a second sheet comprising a layer including a second material, wherein the second sheet includes a second outer surface and a second inner surface, wherein the first sheet and the second sheet form a space, the space is encapsulated by the first sheet and the second sheet.

2 . The particle of claim 1 , wherein the first sheet further comprises a second layer including the first material.

3 . The particle of claim 1 , wherein the second sheet further comprises a second layer including the second material.

4 . The particle of claim 1 , wherein the first material is graphene, molybdenum disulfide, hexagonal boron nitride (hBN), molybdenum diselenide, tungsten disulfide, tungsten diselenide, rhenium diselenide, rhenium disulfide, black phosphorus, platinum diselenide, tin sulfide, or tin selenide.

5 . The particle of claim 1 , wherein the second material is graphene, molybdenum disulfide, hexagonal boron nitride (hBN), molybdenum diselenide, tungsten disulfide, tungsten diselenide, rhenium diselenide, rhenium disulfide, black phosphorus, platinum diselenide, tin sulfide, or tin selenide.

6 . The particle of claim 1 , wherein the first outer surface is functionalized.

7 . The particle of claim 6 , wherein the first outer surface is covalently functionalized.

8 . The particle of claim 6 , wherein the first outer surface is noncovalently functionalized.

9 . The particle of claim 7 , wherein the first outer surface is functionalized via π-π stacking.

10 . The particle of claim 1 , wherein the first inner surface is functionalized.

11 . The particle of claim 10 , wherein the first outer surface is covalently functionalized.

12 . The particle of claim 10 , wherein the first outer surface is noncovalently functionalized.

13 . The particle of claim 12 , wherein the first outer surface is functionalized via π-π stacking.

14 . The particle of claim 1 , wherein the second outer surface is functionalized.

15 . The particle of claim 14 , wherein the first outer surface is covalently functionalized.

16 . The particle of claim 14 , wherein the first outer surface is noncovalently functionalized.

17 . The particle of claim 16 , wherein the first outer surface is functionalized via π-π stacking.

18 . The particle of claim 1 , wherein the second inner surface is functionalized.

19 . The particle of claim 18 , wherein the first outer surface is covalently functionalized.

20 . The particle of claim 18 , wherein the first outer surface is noncovalently functionalized.

21 . The particle of claim 20 , wherein the first outer surface is functionalized via π-π stacking.

22 . The particle of claim 1 , wherein the first sheet includes a plurality of nanopores.

23 . The particle of claim 1 , wherein the second sheet includes a plurality of nanopores.

24 . The particle of claim 1 , wherein the space includes a composition.

25 . The particle of claim 24 , wherein the composition includes electronics.

26 . The particle of claim 24 , wherein the composition includes liquid.

27 . The particle of claim 24 , wherein the composition includes gel.

28 . The particle of claim 24 , wherein the composition includes a nanoparticle.

29 . A method of making an particle comprising:
preparing a first sheet including a first substrate and a first layer comprising a first material on a first substrate, wherein the first sheet includes a first outer surface and a first inner surface; depositing a composition; preparing a second sheet including a second substrate and a second sheet comprising a second material on the second substrate, wherein the second sheet includes a second outer surface and a first inner surface; annealing the first sheet and the second sheet; and autoperforating the first sheet and the second sheet.

30 .- 41 . (canceled)

42 . A method of detecting an analyte comprising:
applying the particle of claim 1 , wherein the space includes a sensor; and detecting the analyte with the sensor.

43 .- 44 . (canceled)

45 . A device comprising:
a sheet including a substrate material; a power source on the substrate; a switch on the substrate; and a memory element on the substrate.

46 .- 61 . (canceled)

62 . A method of making a device comprising:
preparing a substrate; depositing a first monolayer of including MoS 2 on the substrate; depositing a second monolayer including WSe 2 at least partially in contact with the monolayer including MoS 2 ;
depositing a gold electrode on a portion of the first monolayer;
depositing a gold electrode on a portion of the second monolayer;
depositing a material including MoS 2 in contact with the gold electrode on the first monolayer and in contact with the second monolayer;
depositing a silver electrode in contact with the gold electrode; and depositing a silver electrode in contact with the material including MoS 2 .

63 .- 65 . (canceled)

Assignees

• Massachusetts Inst Technology

Inventors

• Liu Tianxiang
• Liu Pingwei
• Koman Volodymyr
• Kozawa Daichi
• Strano Michael S

Classifications

• B82Y15/00

  Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors · CPC title

• H01G11/36

  Nanostructures, e.g. nanofibres, nanotubes or fullerenes · CPC title

• G01N27/12

  of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid {, for detecting components in the fluid} · CPC title

• B01J13/02

  Making microcapsules or microballoons {(for medical preparations A61K9/50)} · CPC title

• B82Y10/00

  Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic · CPC title