1. A method for forming an electronic device, the method comprising:
applying materials to a flexible substrate to form an electronic device, wherein at least some of the materials are applied using a printing apparatus; and
annealing the substrate when at least some of the materials reside thereon.
2. The method as recited in claim 1, wherein the electronic device comprises a three terminal device.
3. The method as recited in claim 3, wherein the electronic device has a high charge carrier mobility.
4. The method as recited in claim 4, wherein the charge carrier mobility is in range of from about 10 cm2V-s to about 100 cm2V-s.
5. The method as recited in claim 1, wherein the substrate comprises a silicon material and a flexible stainless steel material.
6. The method as recited in claim 5, wherein the materials include at least one of a dopant, a dielectric, and a conductive material, at least one of which is applied by the printing apparatus.
7. The method as recited in claim 6, wherein the substrate further comprises a gate material, wherein the device includes a first terminal formed by the conductive material and connected to the gate material through an aperture in the dielectric, a second terminal formed by the conductive material and connected to the dopant through an aperture in the dielectric, and a third terminal formed by the conductive material and connected to the dopant through an aperture in the dielectric.
8. An electronic device, comprising:
a flexible substrate; and
printed material on the flexible substrate, wherein the printed material and substrate are part of an electronic device having at least three terminals, wherein the electronic device has a charge carrier mobility of at least 10 cm2V-s.
9. The electronic device as recited in claim 8, wherein the flexible substrate is annealable and comprises a semiconductor material on a backing layer, and wherein the printed material comprises at least one of a dielectric, a dopant, and a conductive material.
10. The electronic device as recited in claim 8, wherein the printed material comprises a dopant applied to the flexible substrate using an inkjet printing apparatus, wherein the flexible substrate and printed material are annealed to form doped regions.
11. The device as recited in claim 8, wherein the printed material is printed using a thermal ink jet printing apparatus having heating elements for ejecting the material as droplets toward the substrate.
12. The device as recited in claim 8, wherein the device comprises a transistor.
13. The device as recited in claim 8, wherein the transistor has gate, source and drain terminals.
14. A method of forming a multi-terminal device comprising:
printing dopant on a substrate having a semiconductor layer to produce a plurality of doped regions within the substrate as part of a multi-terminal device, wherein the doped regions provide a charge carrier mobility of greater than 10 cm2V-s.
15. The method according to claim 14, wherein the doped regions comprise a source and a drain.
16. The method according to claim 14, wherein the multi-terminal device is a transistor having three terminals.
17. The method according to claim 14, wherein the act of printing is performed by a printing apparatus comprising an inkjet printing apparatus.
18. The method according to claim 14 further comprising annealing the substrate to diffuse dopant into the doped regions.
19. A multi-terminal device comprising:
a substrate, wherein said substrate includes a doped semiconductor layer;
at least two doped regions formed upon said substrate, wherein said doped regions are doped oppositely from said semiconductor layer;
wherein said doped regions exhibit a charge carrier mobility of greater than 10 cm2V-s; and
first and second electrodes, each electrode either being electrically coupled to said doped regions;
a third electrode electrically isolated from said doped semiconductor layer, each of said electrodes being electrically isolated from another electrode;
wherein at least one of said electrodes or at least one of said doped regions is formed by using a printing apparatus.
20. The device according to claim 19, wherein said substrate is flexible and annealable.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for treating cognitive dysfunction in a subject having a creatine deficiency in the brain due to creatine transporter dysfunction, the method comprising administering to said subject an effective amount of cyclocreatine or a pharmaceutically acceptable salt thereof.
2. The method according to claim 1, wherein the method is a method of treating at least one symptom of cognitive dysfunction in the subject.
3. The method according to claim 2, wherein the subject suffers from creatine transporter deficiency or an inborn error of creatine synthesis.
4. The method according to claim 3, wherein the creatine transporter deficiency is X-linked creatine transporter deficiency.
5. The method according to claim 2, wherein said subject is a human.
6. The method according to claim 2, wherein the subject has a low concentration of creatine in the brain prior to the administration.
7. The method according to claim 2, wherein the at least one symptom comprises a short term memory dysfunction.
8. The method according to claim 2, wherein the at least one symptom comprises a spatial learning dysfunction.
9. The method according to claim 2, wherein the cyclocreatine or pharmaceutically acceptable salt thereof is administered to the subject in combination with a pharmaceutically acceptable carrier.
10. The method according to claim 2, wherein the cyclocreatine or pharmaceutically acceptable salt thereof is administered to the subject orally.
11. The method according to claim 2, wherein the cyclocreatine or a pharmaceutically acceptable salt thereof is formulated as a tablet, powder, solution or suspension.
12. The method according to claim 4, wherein the subject is a heterozygous female carrier of X-linked creatine transporter deficiency.
13. The method according to claim 4, wherein the subject is a male with X-linked creatine transporter deficiency.