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Results 976–1000 of 2,457

Light Detecting and Ranging (LIDAR) for in-situ heliostat optical error assessment

Patent • #11921215. A system and method for optical assessment of a heliostat includes obtaining a point cloud data representing an image of the heliostat; isolating the data; filtering and fitting the filtered heliostat data to a bounding box; translating the heliostat data to a plane to aid in segmentation; segmenting a...

Light emitting elastomer compositions and method of use

Patent • #6,820,496. There is provided a light emitting device comprising a plurality of triboluminescent particles dispersed throughout an elastomeric body and activated by deforming the body in order to transfer mechanical energy to some portion of the particles. The light emitted by these mechanically excited particles is collected and directed into...

Light-pulse atom interferometric device

Patent • #9,291,508. An atomic interferometric device useful, e.g., for measuring acceleration or rotation is provided. The device comprises at least one vapor cell containing a Raman-active chemical species, an optical system, and at least one detector. The optical system is conformed to implement a Raman pulse interferometer in which Raman transitions...

Lignin nanoparticle synthesis

Patent • #9,102,801. A method including reducing a particle size of lignin particles to an average particle size less than 40 nanometers; after reducing the particle size, combining the lignin particles with a polymeric material; and forming a structure of the combination. A method including exposing lignin to a diazonium precursor including...

Linear peptides that mimic structural epitopes for antibody assays

Patent • #10,267,788. A method including identifying one or more structures in adjacent sequences of one or more proteins that can be mimicked by a peptide; and assembling a peptide that mimics the one or more secondary structures. A method including assembling epitopes of linked pairs of discontiguous peptide subsequences that mimic...

Linear shaped charge

Patent • #9,702,668. Linear shaped charges are described herein. In a general embodiment, the linear shaped charge has an explosive with an elongated arrowhead-shaped profile. The linear shaped charge also has and an elongated v-shaped liner that is inset into a recess of the explosive. Another linear shaped charge includes an explosive...

Linear transformer driver for pulse generation

Patent • #9,000,625. A linear transformer driver includes at least one ferrite ring positioned to accept a load. The linear transformer driver also includes a first power delivery module that includes a first charge storage devices and a first switch. The first power delivery module sends a first energy in the form...

Linear transformer driver for pulse generation with fifth harmonic

Patent • #9,602,087. A linear transformer driver includes at least one ferrite ring positioned to accept a load. The linear transformer driver also includes a first, second, and third power delivery module. The first power delivery module sends a first energy in the form of a first pulse to the load. The...

Linearized Joint Interface

Featured Opportunity • A linearized joint interface that delivers greater predictability and reduced variation in the structural response of complex assemblies Predicting the dynamic properties of a structural system is particularly valuable for manufacturers of large assemblies because structural dynamics are notoriously difficult and complex to model. Even with intensive testing, order-of magnitude...

Linearly polarized fiber amplifier

Patent • #6,825,974. Optically pumped rare-earth-doped polarizing fibers exhibit significantly higher gain for one linear polarization state than for the orthogonal state. Such a fiber can be used to construct a single-polarization fiber laser, amplifier, or amplified-spontaneous-emission (ASE) source without the need for additional optical components to obtain stable, linearly polarized operation.

Lipid-coated particles for treating viral infections

Patent • #11,045,554. The present invention relates to lipid-coated particles for treating viral infections, including viral encephalitis infections. In particular, an antiviral compound can be disposed within the lipid-coated particle, thereby providing an antiviral carrier. Methods of making and using such carriers are described herein.

Lithographically defined microporous carbon structures

Patent • #8,349,547. A lithographic method is used to fabricate porous carbon structures that can provide electrochemical electrodes having high surface area with uniform and controllable dimensions, providing enormous flexibility to tailor the electrodes toward specific applications. Metal nanoparticles deposited on the surface of the porous carbon electrodes exhibit ultra small dimensions...

Lithographically defined microporous carbon-composite structures

Patent • #9,513,554. A microporous carbon scaffold is produced by lithographically patterning a carbon-containing photoresist, followed by pyrolysis of the developed resist structure. Prior to exposure, the photoresist is loaded with a nanoparticulate material. After pyrolysis, the nanonparticulate material is dispersed in, and intimately mixed with, the carbonaceous material of the scaffold,...

Lithography process for patterning HgI2 photonic devices

Patent • #6,821,714. A photolithographic process forms patterns on HgI.sub.2 surfaces and defines metal sublimation masks and electrodes to substantially improve device performance by increasing the realizable design space. Techniques for smoothing HgI.sub.2 surfaces and for producing trenches in HgI.sub.2 are provided. A sublimation process is described which produces etched-trench devices with...

Load cell having strain gauges of arbitrary location

Patent • #7,188,535. A load cell utilizes a plurality of strain gauges mounted upon the load cell body such that there are six independent load-strain relations. Load is determined by applying the inverse of a load-strain sensitivity matrix to a measured strain vector. The sensitivity matrix is determined by performing a multivariate...

Localized temperature stability of low temperature cofired ceramics

Patent • #8,593,237. The present invention is directed to low temperature cofired ceramic modules having localized temperature stability by incorporating temperature coefficient of resonant frequency compensating materials locally into a multilayer LTCC module. Chemical interactions can be minimized and physical compatibility between the compensating materials and the host LTCC dielectrics can be...

Locking Side Pull Hoist Ring

Featured Opportunity • An integrated tool with the ability to lift, rotate, and lock a suspended work piece at any angle — eliminating the need for manual operators or additional custom fixtures to accomplish the same Sandia researchers have developed a Locking Side Pull Hoist Ring which presents a significant improvement on commonly...

Long wavelength vertical cavity surface emitting laser

Patent • #6,931,042. Selectively oxidized vertical cavity lasers emitting near 1300 nm using InGaAsN quantum wells are reported for the first time which operate continuous wave below, at and above room temperature. The lasers employ two n-type Al.sub.0.94 Ga.sub.0.06 As/GaAs distributed Bragg reflectors each with a selectively oxidized current aperture adjacent to...
Results 976–1000 of 2,457