Patent application number | Description | Published |
20100270635 | Semiconductor Surface Modification - Methods, systems, and devices associated with surface modifying a semiconductor material are taught. One such method includes providing a semiconductor material having a target region and providing a dopant fluid layer that is adjacent to the target region of the semiconductor material, where the dopant fluid layer includes at least one dopant. The target region of the semiconductor material is lased so as to incorporate the dopant or to surface modify the semiconductor material. During the surface modification, the dopant in the dopant fluid layer is actively replenished. | 10-28-2010 |
20110095387 | SEMICONDUCTOR DEVICES HAVING AN ENHANCED ABSORPTION REGION AND ASSOCIATED METHODS - Photosensitive semiconductor devices and associated methods are provided. In one aspect, for example, a photosensitive semiconductor device can include an electromagnetic radiation absorption layer having a thickness of less than or equal to about 200 μm, wherein the electromagnetic radiation absorption layer includes a semiconductor material and an enhanced absorption region. The electromagnetic radiation absorption layer is operable to absorb greater than or equal to about 40% of incident electromagnetic radiation having at least one wavelength greater than or equal to about 1064 nm. | 04-28-2011 |
20120111396 | Photovoltaic Devices and Associated Methods - A method for making a semiconductor device includes providing a semiconductor material and doping at least a portion of the semiconductor material to form at least one doped region. A portion of the semiconductor material is removed with a pulsed laser from at least one first region to form at least one adjacent second region. | 05-10-2012 |
20120214260 | Semiconductor Surface Modification - Methods, systems, and devices associated with surface modifying a semiconductor material are taught. One such method includes providing a semiconductor material having a target region and providing a dopant fluid layer that is adjacent to the target region of the semiconductor material, where the dopant fluid layer includes at least one dopant. The target region of the semiconductor material is lased so as to incorporate the dopant or to surface modify the semiconductor material. During the surface modification, the dopant in the dopant fluid layer is actively replenished. | 08-23-2012 |
20130187250 | Semiconductor Devices Having an Enhanced Absorption Region and Associated Methods - Photosensitive semiconductor devices and associated methods are provided. In one aspect, for example, a photosensitive semiconductor device can include an electromagnetic radiation absorption layer having a thickness of less than or equal to about 200 μm, wherein the electromagnetic radiation absorption layer includes a semiconductor material and an enhanced absorption region. The electromagnetic radiation absorption layer is operable to absorb greater than or equal to about 40% of incident electromagnetic radiation having at least one wavelength greater than or equal to about 1064 nm. | 07-25-2013 |
20140048899 | LOW DAMAGE LASER-TEXTURED DEVICES AND ASSOCIATED METHODS - Methods for laser processing semiconductor materials for use in optoelectronic and other devices, including materials, devices, and systems associated therewith are provided. In one aspect, a method of minimizing laser-induced material damage while laser-texturing a semiconductor material can include delivering short pulse duration laser radiation to a target region of a semiconductor material to form a textured region having a reorganized surface layer, wherein the laser radiation has a wavelength from about 200 nm to about 600 nm and a pulse duration of from about 10 femtoseconds to about 400 picoseconds, and wherein defect density of the semiconductor material from beneath the reorganized surface layer up to a depth of about 1 micron is less than or equal to about 10 | 02-20-2014 |
20140154891 | Beam Delivery Systems for Laser Processing Materials and Associated Methods - Devices, systems, and methods for laser processing semiconductor materials are provided. In one aspect, a system for uniformly laser irradiating at least one wafer can include a wafer platter operable to receive and support a one or more wafers, a rotational movement system coupled to the wafer platter, the rotational movement system being operable to rotate the wafer platter in at least one of a clockwise or a counter clockwise direction, and a linear movement system coupled to the wafer platter and operable to move the wafer platter along one or more linear axes. The system can also include a laser source oriented to deliver laser radiation onto a wafer supported by the wafer platter at a fixed angle relative to the surface of the wafer, where the rotational movement system and the linear movement system are operable to maintain the fixed angle across the entirety of the wafer surface. | 06-05-2014 |
Patent application number | Description | Published |
20150141267 | INTEGRATED DEVICE WITH EXTERNAL LIGHT SOURCE FOR PROBING DETECTING AND ANALYZING MOLECULES - Apparatus and methods for analyzing single molecule and performing nucleic acid sequencing. An integrated device includes multiple pixels with sample wells configured to receive a sample, which, when excited, emits radiation; at least one element for directing the emission radiation in a particular direction; and a light path along which the emission radiation travels from the sample well toward a sensor. The apparatus also includes an instrument that interfaces with the integrated device. Each sensor may detect emission radiation from a sample in a respective sample well. The instrument includes an excitation light source for exciting the sample in each sample well. | 05-21-2015 |
20150141268 | ACTIVE-SOURCE-PIXEL, INTEGRATED DEVICE FOR RAPID ANALYSIS OF BIOLOGICAL AND CHEMICAL SPECIMENS - An active-source-pixel, integrated device capable of performing biomolecule detection and/or analysis, such as single-molecule nucleic acid sequencing, is described. An active pixel of the integrated device includes a sample well into which a sample to be analyzed may diffuse, an excitation source for providing excitation energy to the sample well, and a sensor configured to detect emission from the sample. The sensor may comprise two or more segments that produce a set of signals that are analyzed to differentiate between and identify tags that are attached to, or associated with, the sample. Tag differentiation may be spectral and/or temporal based. Identification of the tags may be used to detect, analyze, and/or sequence the biomolecule. | 05-21-2015 |
Patent application number | Description | Published |
20120227176 | Wet Niche and Accessories for Vinyl and Sprayed Cement Pools - At least one socket in a swimming pool allows for the mounting of at least one pool accessory by way of a post mounted in the socket. In some embodiments, the socket is located in the bottom of the pool. In some embodiments, the socket is coupled to an electricity source to provide electricity to the post or pool accessory. In some embodiments, the socket is coupled to an air source to provide bubbles. In some embodiments, the socket is coupled to a fog source to provide a fog supply. In some embodiments, the socket is coupled to a water source to provide water flow to the post or pool accessory. In some embodiments, the fluid supplied to the post includes a scent. In some embodiments, the socket includes a light source and the post includes optical fibers to transmit light from the light source through the post. | 09-13-2012 |
20150040948 | Vacuum Plate and Vacuum System - A vacuum plate converts a conventional wheelbarrow into a wet and dry dual purpose vacuum cleaner receptacle. Collection of fluids and solids directly into a wheelbarrow simplifies larger cleaning tasks, small flood remediation, transport of bulk particulate materials such as sand, pea stone, and mulch, and allows hydro-excavation to be carried out in home improvement and small scale professional landscaping projects. A fluid level sensor prevents the wheelbarrow from overflowing when collecting large quantities of fluid, and a sump pump allows fluids to be drained from collected slurries, leaving only solids in the wheelbarrow for reuse or independent disposal. | 02-12-2015 |