The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 27, 2018

Filed:

Apr. 09, 2015
Applicant:

University of Massachusetts, Boston, MA (US);

Inventors:

Ryan C. Hayward, Northampton, MA (US);

Dayong Chen, Sunderland, MA (US);

Bin Xu, Tyne and Wear, GB;

Assignee:

University of Massachusetts, Boston, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 1/00 (2006.01); C23C 14/30 (2006.01); C23C 14/04 (2006.01);
U.S. Cl.
CPC ...
C23C 14/30 (2013.01); C23C 14/042 (2013.01); H01H 1/0036 (2013.01);
Abstract

Strain-gated logic devices are important for the development of advanced flexible electronics. Using a dual-monolayer-promoted film-transfer technique, a flexible multilayer structure capable of undergoing large compressive deformation was prepared. Formation of a crease in the gap between electrodes at a geometrically tunable strain leads to formation of an electrical connection in a reversible and reproducible fashion. A strain-gated electrical switch includes at least two conductive electrodes disposed on a surface of an elastomer substrate, the at least two conductive electrodes forming a gap between the at least two electrodes in an off-state of the strain-gated electrical switch, the gap diminishing under compressive strain to form a crease, the compressive strain pressing the at least two electrodes into contact with each other in an on-state of the strain-gated electrical switch.


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