摘要:
A method of fabricating radiation detection devices includes: forming a structural layer overlying a frontside of a substrate; forming a metallic layer overlying the structural layer; releasing each of a plurality of devices on the substrate by etching a backside of the substrate, wherein each device comprises a plate and legs attached to the plate, the legs comprising at least a portion of the metallic layer; and sealing each of the plurality of devices, the sealing comprising: attaching a transparent cavity cap to the frontside of the substrate; and attaching a radiation-transparent substrate to the backside of the substrate.
摘要:
The present invention relates to novel nano- and micro-electromechanical devices and novel methods of preparing them. In one aspect, the invention includes methods of preparing a nanodevice. In certain embodiments, the methods comprise coating a polymer layer with a first at least one thin solid material layer using atomic layer deposition (ALD), thus forming an ALD-generated layer. In other embodiments, the methods comprise patterning the first at least one thin solid material layer to form a nanodevice. In yet other embodiments, the methods comprise releasing the nanodevice from the polymer layer.
摘要:
Disclosed is a method for arranging nanostructures and a method for fabricating a nano device. The method for arranging nanostructures in a certain direction includes: forming a sacrificial structure having a face in the certain direction on a substrate; forming the nanostructures at least on the face of the certain direction of the sacrificial structure; and removing the sacrificial structure.
摘要:
A bulk-doped semiconductor that is at least one of the following: a single crystal, an elongated and bulk-doped semiconductor that, at any point along its longitudinal axis, has a largest cross-sectional dimension less than 500 nanometers, and a free-standing and bulk-doped semiconductor with at least one portion having a smallest width of less than 500 nanometers. Such a semiconductor may comprise an interior core comprising a first semiconductor; and an exterior shell comprising a different material than the first semiconductor. Such a semiconductor may be elongated and may have, at any point along a longtiudinal section of such a semiconductor, a ratio of the length of the section to a longest width which is greater than 4:1, or greater than 10:1, or greater than 100:1, or even greater than 1000:1. At least one portion of such a semiconductor may a smallest width of less than 200 nanometers, or less than 150 nanometers, or less than 100 nanometers, or less than 80 nanometers, or less than 70 nanometers, or less than 60 nanometers, or less than 40 nanometers, or less than 20 nanometers, or less than 10 nanometers, or even less than 5 nanometers. Such a semiconductor may be a single crystal and may be free-standing. Such a semiconductor may be either lightly n-doped, heavily n-doped, lightly p-doped or heavily p-doped. Such a semiconductor may be doped during growth. Such a semiconductor may be part of a device, which may include any of a variety of devices and combinations thereof, and a variety of assembling techniques may be used to fabricate devices from such a semiconductor. Two or more of such a semiconductors, including an array of such semiconductors, may be combined to form devices, for example, to form a crossed p-n junction of a device. Such devices at certain sizes may exhibit quantum confinement and other quantum phenomena, and the wavelength of light emitted from one or more of such semiconductors may be controlled by selecting a width of such semiconductors. Such semiconductors and device made therefrom may be used for a variety of applications.
摘要:
A sensor comprising a support and a flexible structure arranged on the support is provided. The flexible structure comprises a frustum-shaped portion having a wider end and a narrower end, wherein the wider end of the frustum-shaped portion is arranged proximal to the support, and an elongated portion extending from the narrower end of the frustum-shaped portion, wherein the flexible structure further comprises a stretchable conducting film arranged on the frustum-shaped portion. A method of preparing such a sensor is also provided.
摘要:
A method of making a flexible, foldable, stretchable electronic device. The method includes deposition of a polymer layer, such as parylene C, to impart flexibility to the device. The device overcomes the limitations of related flexible electronics schemes by employing established silicon-on-insulator complementary metal-oxide-semiconductor technology with a flexible enclosure. Devices made in such a way may be used in a wide variety of applications including incorporation into medical devices.
摘要:
본 발명은 3차원 폴딩 액추에이터의 제조방법에 관한 것이다. 본 발명은 PDMS가 적용되는 부분을 제외하고 이미드 필름을 이용하여 빈 공간을 충전시키는 제 1단계와, 상기 이미드 필름과 몰드의 표면에 불소를 처리하여 PDMS층을 형성하는 제 2단계와, 상기 PDMS층을 열경화시킨 후 이미드 필름을 제거하는 제 3단계와, 상기 몰드에 형성된 PDMS층이 존재하는 조건에서 산소 플라즈마 처리를 통해 수산화 작용기를 만들어 주고 methacryloxypropyl-trimethoxysilane 단층을 형성하는 제 4단계와, 극성인 PU/HEMA층을 적용하여 UV 경화를 실시하는 제 5단계;를 포함하는 것을 특징으로 한다. 본 발명은 하이드로 젤과 액추에이터의 결합을 통해 외부자극에 의하여 형태를 자유롭게 조율할 수 있는 새로운 3차원 폴딩 액추에이터를 구현할 수가 있어서 다양한 기술이 접합된 새로운 액추에이터를 제조할 수 있다.
摘要:
Described herein are processing techniques for fabrication of stretchable and/or flexible electronic devices using laser ablation patterning methods. The laser ablation patterning methods utilized herein allow for efficient manufacture of large area (e.g., up to 1 mm 2 or greater or 1 m 2 or greater) stretchable and/or flexible electronic devices, for example manufacturing methods permitting a reduced number of steps. The techniques described herein further provide for improved heterogeneous integration of components within an electronic device, for example components having improved alignment and/or relative positioning within an electronic device. Also described herein are flexible and/or stretchable electronic devices, such as interconnects, sensors and actuators.
摘要:
A method of forming a plurality of thin strips of semiconductor material includes cutting a wafer having a thickness K from a semiconductor boule. The wafer is masked to form a plurality mask lines of a thickness associated with the desired thickness of the thin strips of semiconductor material. The wafer is etched to form plateaus of semiconductor material beneath the mask line having heights associated with the desired width of the thin strips of semiconductor material. The plateaus are removed thereby providing thin strips of semiconductor material.
摘要:
Provided herein are various methods of and systems for fabricating ultra thin devices and multi layer devices. In one embodiment of the present invention, a method of making a thin layer having a useful device therein or thereon includes providing a device layer on a substrate with a release layer between the device layer and the substrate; forming one or more devices on the device layer; and separating the device layer from said substrate via processing of said release layer while minimizing or obviating damage to said devices formed on said device layer. In another embodiment of the present invention, a method of making a vertically integrated device includes providing a first multilayer structure comprising a first substrate, a first mechanically weak layer and a first material layer; providing a second multilayer structure comprising a second substrate, a second mechanically weak layer and a second material layer; bonding the first structure to the second structure; detaching the first substrate from the first weak layer; removing the remnants of the first weak layer; making a device structure in the first material ; detaching the second substrate from the second weak layer; bonding the first and the second material layers to form a first device layer to a third substrate; andmaking a multi device-layer structure by aligning and bonding the second device layer to first device layer. In another embodiment of the present invention, a method of making a vertically integrated devices includes providing a structure A with 3 layers IA, 2A, 3A, wherein layer 2A is a release layer such that a layer IA is releasable from a substrate layer 3A; making a device A on layer IA; separating device layer IA; providing a structure B with layers IB, 2B, 3B, wherein layer 2B is a release layer and a layer IB is releasable from a substrate layer 3B; making a device B on layer IB; releasing device layer IB; and aligning and bonding layers IA and IB.