摘要:
An apparatus and methods for solar conversion using nanoscale cometal structures are disclosed herein. The cometal structures may be coaxial and coplanar. A nanoscale optics apparatus for use as a solar cell comprises a plurality of nanoscale cometal structures each including a photovoltaic material located between a first electrical conductor and a second electrical conductor. A method of fabricating solar cells comprises preparing a plurality of nanoscale planar structures; coating a plurality of planar surfaces of the plurality of planar structures with a photovoltaic semiconductor while leaving space between the plurality of planar surfaces; and coating the photovoltaic semiconductor with an outer electrical conductor layer, wherein a portion of the outer electrical conductor layer is located between the planar structures to form coplanar structures.
摘要:
An apparatus and methods for nanolithography using nanoscale optics are disclosed herein. Submicron-scale structures may be obtained using standard photolithography systems with a de-magnifying lens. A de-magnifying lens for use in a standard photolithography system includes a film having a top surface, a bottom surface and a plurality of cylindrical channels containing a dielectric material; and an array of carbon nanotubes penetrating the film through the plurality of cylindrical channels, wherein an image on the top surface of the film is converted into a de-magnified image on the bottom surface of the film by the carbon nanotubes.
摘要:
An apparatus and methods for manipulating light using nanoscale cometal structures are disclosed. A nanoscale optics apparatus for manipulating light includes a plurality of nanoscale cometal structures each comprising a dielectric material located between a first electrical conductor and a second electrical conductor. A method of fabricating a nanoscale optics apparatus for manipulating light includes preparing a plurality of nanoscale planar structures; coating a plurality of planar surfaces of the plurality of planar structures with a dielectric while leaving space between the plurality of planar surfaces; and coating the dielectric with an outer electrical conductor layer, wherein a portion of the outer electrical conductor layer is located between the planar structures to form coplanar structures.
摘要:
A microelectromechanical sensor for detecting acoustic signals propagating through the ground, including reflected signals, has a cantilever provided with capacitance measurement to detect deflection or twisting of the cantilever due to the presence of acoustic signals. The cantilever size and shape may be changed to increase sensitivity to a particular frequency. An array of sensors may be used to detect buried objects, such as land mines.
摘要:
An all solution-processed deposition includes a non-water soluble, non-self-cracking film deposited by a solution process (e.g., spray, dip, spin coat, and the like), a water soluble, self-cracking film deposited by a solution process (e.g., spray, dip, spin coat, and the like), cracking of the film, and filling the cracks with a metal that is deposited in solution (e.g., by electroless disposition). A transparent substrate having a cracked water insoluble, non-self-cracking film surface coating includes a plurality of fissures therein extending to and exposing portions of the surface of the underlying transparent substrate is useful for producing a transparent conducting film.
摘要:
A nanoscale wireless communication system and device operates via in-plane information transmission between a broadcast plasmonic antenna and a receiver plasmonic antenna which mediates a three-step conversion process (surface plasmon→photon→surface plasmon) with in-plane and in-phase efficiency (plasmon→plasmon) in the free-space excitation wavelength for antenna separations in the far-field.
摘要:
A nanocoaxial sensor includes an outer conductor, an inner conductor, a nanoporous dielectric material disposed between the outer and inner conductors, a nanocavity sized to allow target species to enter the nanocavity between the outer and inner conductors.
摘要:
Nanoscopically thin photovoltaic junction solar cells are disclosed herein. In an embodiment, there is provided a photovoltaic film 100 that includes a p-doped region 102, an n-doped region 106, and an intrinsic region 104 positioned between the p-doped region 102 and the n-doped region 106, wherein an overall thickness of the photovoltaic film is between about 15 nm to about 30 nm so as to extract hot carriers excited across a band gap, wherein the extracted hot carriers are capable of resulting in an open circuit voltage, Voc, of the photovoltaic film that increases with optical frequency, and wherein the extracted hot carriers are capable of resulting in a total short-circuit current density, Jsc, between about 4 mA/cm2 and about 8 mA/cm2.
摘要翻译:本文公开了纳米薄的光伏结太阳能电池。 在一个实施例中,提供了包括p掺杂区域102,n掺杂区域106和位于p掺杂区域102和n掺杂区域106之间的本征区域104的光伏膜100,其中, 光电薄膜的总厚度在约15nm至约30nm之间,以提取在带隙上激发的热载流子,其中所提取的热载流子能够导致增加的光伏膜的开路电压Voc 具有光学频率,并且其中提取的热载流子能够导致约4mA / cm 2和约8mA / cm 2之间的总短路电流密度Jsc。
摘要:
An apparatus and methods for solar conversion using nanoscale cometal structures are disclosed herein. The cometal structures may be coaxial and coplanar. A nanoscale optics apparatus for use as a solar cell comprises a plurality of nanoscale cometal structures each including a photovoltaic material located between a first electrical conductor and a second electrical conductor. A method of fabricating solar cells comprises preparing a plurality of nanoscale planar structures; coating a plurality of planar surfaces of the plurality of planar structures with a photovoltaic semiconductor while leaving space between the plurality of planar surfaces; and coating the photovoltaic semiconductor with an outer electrical conductor layer, wherein a portion of the outer electrical conductor layer is located between the planar structures to form coplanar structures.
摘要:
An apparatus and methods for optical switching using nanoscale optics are disclosed herein. A nano-optics apparatus for use as an optical switch includes a metallic film having a top surface, a bottom surface and a plurality of cylindrical channels containing a dielectric material, the metallic film acting as an outer electrode; and an array of non-linear optical components penetrating the metallic film through the plurality of cylindrical channels, the array acting as an array of inner electrodes.