• The CTrach Laryngeal Mask Airway™ (LMA North America, Inc., San Diego, CA) allows for visualization of the glottis before intubation, as well as concurrent patient ventilation. (silverchair.com)
  • Liu EH, Goy RW, Chen FG: The LMA CTrach, a new laryngeal mask airway for endotracheal intubation under vision: Evaluation in 100 patients. (silverchair.com)
  • Potentially the simplest photolithographic tool is the mask aligner. (kit.edu)
  • This optical and self-limited exposure pattern definition method can replace more expensive processing equipment, such as reactive ion etching and the use of a mask aligner. (lu.se)
  • These structures have demonstrated to be of great importance in the fabrication of optical elements and devices for information and communication technologies and more recently are being studied as scaffolds for cell and tissue growth with applications in biomedicine and regenerative medicine. (cam.ac.uk)
  • The objective of this work was the development of the SMMBE technique for the reliable fabrication of compound semiconductor nanostructures of high structural and optical quality. (uni-wuerzburg.de)
  • This, in combination with model calculations of the basic kinetic growth processes has enabled the fabrication of high quality Shadow Mask assisted Molecular Beam Epitaxy (SMMBE) is a technique enabling selected area epitaxy of semiconductor heterostructures through shadow masks. (uni-wuerzburg.de)
  • Moreover, propositions for the fabrication of complex quantum devices by the multiple application of a stationary shadow mask have been put forward. (uni-wuerzburg.de)
  • Due to the high precision and control over the dimensions and positions of the grown structures, which at the same time are of excellent chemical, crystal, and optical quality, SMMBE provides an interesting perspective for the fabrication of complex quantum devices from II-VI and III-V semiconductors. (uni-wuerzburg.de)
  • This work, which grew out of their research on biomembrane liquid crystals, is directed toward using two-dimensional protein crystals as fabrication masks and templates. (colorado.edu)
  • EVGÃ -®6200 mask alignment system combines wafer bonding, photolithography and nanoimprint lithography in a single, highly flexible platform FREIBURG, Germany - MICROTAS - EV Group (EVG), a leading supplier of wafer bonding and lithography equipment for the MEMS, nanotechnology and semiconductor markets, today announced that it has delivered an EVGÃ -®6200 semi-automated mask alignment. (thomasnet.com)
  • The present invention relates to an optical semiconductor device. (justia.com)
  • In many cases, optical semiconductor devices are used as light sources of the optical transceivers. (justia.com)
  • An optical semiconductor device can include a buried hetero-structure (BH structure), in which both side surfaces of a mesa structure that includes a multiple quantum well layer are buried in a semiconductor layer. (justia.com)
  • Such a semiconductor device typically has high reliability, high high-speed responsivity, and low parasitic capacitance. (justia.com)
  • In some cases, in an optical semiconductor device, Au is used as an electrode material, which has high diffusion rate for InP. (justia.com)
  • When Au diffusion progresses and reaches an active layer (e.g., a multiple-quantum well layer), characteristics and reliability of the optical semiconductor device degrade. (justia.com)
  • In the optical semiconductor device having a BH structure formed on an InP substrate, for example, semi-insulating InP (SI-InP) obtained by doping InP with Fe can be used as a buried material. (justia.com)
  • Immediately after buried growth, the burial layer can be exposed on a surface of the optical semiconductor device except immediately above the mesa structure, and hence an outermost surface of optical semiconductor device can be an Fe-InP layer. (justia.com)
  • Advanced Semiconductor Device Lithography - pushing the optical limit f. (semiengineering.com)
  • Shadow Mask assisted Molecular Beam Epitaxy (SMMBE) is a technique enabling selected area epitaxy of semiconductor heterostructures through shadow masks. (uni-wuerzburg.de)
  • CATS SmartMRC offers the industry's highest performance solution for mask rule checking (MRC) and pattern matching. (synopsys.com)
  • The 80C17 and 80C18 Optical Modules for the DSA8300 provide the industry's highest mask test sensitivity and lowest optical noise along with new features that increase production capacity and improve yield for current 100G designs moving into production. (tek.com)
  • The main fields of application are micro lenses, diffractive optical elements (DOE), gratings, and single-mode or multi-mode waveguides. (microresist.de)
  • These systems are able to transform a linearly polarized beam into a radially polarized one and have potential application in tightly focused beam technologies such as optical storage, photolithography or microscopy. (cam.ac.uk)
  • Photolithography is an indispensable tool in the modern microfabrication of integrated electronics and optical devices on several length scales. (kit.edu)
  • Because of this, they can struggle to draw enough air through the complex filters used in today's gas masks (not to mention the difficulty getting a snug fit on a child with standard, adult-sized respirators). (hoplitearmor.com)
  • Simulated workplace protection factor of facepiece filtering respirators and surgical masks against surgical smoke. (cdc.gov)
  • Objectives: Determine the simulated workplace protection factors (SWPFs) of two surgical masks and two NIOSH-certified N95 filtering facepiece respirators (FFRs) currently marketed for use in ORs. (cdc.gov)
  • Masks and respirators can reduce the transmission of infectious respiratory diseases by collecting these aerosols at the source. (cdc.gov)
  • Experiments with respirators found that using cyclic vs. constant flows affected the amount of aerosol inhaled, but similar comparisons have not been made for source control devices with exhaled aerosols. (cdc.gov)
  • However, the SWPFs of FFRs were significantly higher than those measured for surgical masks. (cdc.gov)
  • The protection offered by the tested surgical masks was very low. (cdc.gov)
  • The improved scheme of data recording process on an optical disc based on a substrate made of high-stable materials has been proposed. (spie.org)
  • The redistribution of molecular fluxes under shadow masks may affect the growth rates on selected areas of the substrate drastically. (uni-wuerzburg.de)
  • Benchtop UV Ozone cleaner using the independent control system, with the work of the wrong touch function, the use of ergonomic structure, the content of the digital form of display, the substrate can be a highly unpolarized adjustment, the use of stable product devices. (antiteck.com)
  • Excitingly, this method can be used to enable peel-off of NW arrays from their parent substrate, opening up opportunities to fabricate flexible NW array devices. (lu.se)
  • However, it is a challenge for clinicians to select a ceramic system with the ability to mask the underlying substrate and match the appearance of ceramic restorations with patients' natural teeth, irrespective of differences in substrate color 12 . (bvsalud.org)
  • To limit community spread of SARS-CoV-2, CDC recommends universal masking indoors, maintaining 1.8m of physical distancing, adequate ventilation, and avoiding crowded indoor spaces. (cdc.gov)
  • To address the influence of physical distancing, universal masking, and ventilation on very fine respiratory droplets and aerosol particle exposure, a simulator that coughed and exhaled aerosols (the source) and a second breathing simulator (the recipient) were placed in an exposure chamber. (cdc.gov)
  • A NIOSH-certified CBRN tight-fitting APR with a canister-type gas mask or CBRN PAPR for air levels greater than AEGL-2. (cdc.gov)
  • Methods: Each subject wearing a surgical mask or a FFR applied an electrocautery unit to the animal tissue mimicking a conventional surgical procedure in an exposure chamber (24 m3). (cdc.gov)
  • Typically Hall-effect, optical, eddy current, or mechanical, this is a sensor that is used to sense the end of travel of a linear motion assembly. (dovermotion.com)
  • One of the technological developments to this effect, which has substantially enhanced the versatility of SMMBE, is the introduction of a new type of freestanding shadow masks: Growth through such a mask with different incidence angles of the molecular beams is equivalent to employing different mechanical masks, but is much more accurate since the precision of mechanical alignment is limited. (uni-wuerzburg.de)
  • Airway Establishment and Control Airway management consists of Clearing the upper airway Maintaining an open air passage with a mechanical device Sometimes assisting respirations (See also Overview of Respiratory Arrest. (msdmanuals.com)
  • Jun 4, 2021 SecuGen releases Unity 20 Serial Standalone fingerprint system SecuGen, a world leading optical fingerprint device and technology vendor, and Eyenetweatch.com are pleased to announce the official release of the Unity 20 Serial, an ultra-compact, RS232 serial interface fingerprint system that captures and matches fingerprints on the reader itself. (eyenetwatch.com)
  • The invention relates to a mask apparatus that kills viruses. (sumobrain.com)
  • The influence of the molecular architecture in the phase segregated morphology and in the photoinduced optical properties has been studied. (cam.ac.uk)
  • In this paper, we explore the possibility of an incorporation of phase masks in such a system to extend the depth of field. (edu.hk)
  • In these situations, all-ceramic systems with greater opacity and crystalline phase content should be used, since they provide greater masking ability 2,7,9-11 . (bvsalud.org)
  • With installations in virtually every photomask manufacturing facility worldwide, CATS is the de facto standard for mask manufacturing, inspection, metrology, and wafer-direct-write with full support for the latest curve mask features. (synopsys.com)
  • CATS® is a highly scalable and flexible software application that transcribes complex design data into machine readable instructions for e-beam, laser, and multibeam mask writer machines used for the pattern generation and manufacturing of IC, MEMS, TFT-LCD, TFH, photonics, and biochip products. (synopsys.com)
  • Developed in collaboration with Czech Army specialists, the CM-7M Military Gas Mask goes beyond being a mere piece of protective equipment. (72hours.ca)
  • When it comes to child gas masks and personal protective equipment, nothing is as unique, innovative or practical as the MIRA Safety CM-3M Child Escape Respirator. (hoplitearmor.com)
  • Once the blower is activated, the mask will overpressurize-simultaneously ensuring the child can breathe easily and providing a natural protective barrier to keep out aerosols and dangerous threats like mustard gas. (hoplitearmor.com)
  • The researchers tested the new device using a variety of synthetic and natural polymers such as polylactic acid in chloroform, a biodegradable polymer created from corn starch or sugarcane that has been used as eco-friendly alternative to plastic in items like disposable cups. (sciencedaily.com)
  • This results in macroscopic optical anisotropy making these polymers potential candidates to be used as optical storage media. (cam.ac.uk)
  • The volume holographic optical storage potential in azobenzene containing polymers, Journal of Materials Chemistry, 19, 6641-6648 (2009). (cam.ac.uk)
  • It was also observed that co-polymers incorporating the bulkier S OCy derivatives gave more efficient and brighter devices, with polymer P5 attaining a remarkable η ext, max 3.2%, 4.4 cd A −1 , 3.4 lm W −1 and maximum brightness 2500 cd m −2 with CIE (0.16, 0.18). (rsc.org)
  • 7 Whilst this is a higher maximum efficiency than that reported here, our polymers produce efficient deep blue/blue devices, combined with low turn-on voltages and high brightnesses, providing a significant advance in the field. (rsc.org)
  • Optical particle spectrometers monitored simulated respiratory aerosol particles (0.3-3m) as they dispersed throughout the room. (cdc.gov)
  • Feb 2, 2022 SecuGen Leads the Pack with New Hamster Air, Touchless Fingerprint Reader SecuGen, world leader in optical fingerprint technology, is excited to announce the release of the new Hamster Air, the industry's first, low cost, single finger, contactless fingerprint reader. (eyenetwatch.com)
  • The HP series PIN silicon photodiodes are used for optical switches and remote-control photosensors. (laserfocusworld.com)
  • Instead of wrestling with ill-fitting kids' face masks and straps, this unit can simply be expanded and placed over the child's head. (hoplitearmor.com)
  • The reference to the fairground treat of spun sugar is deliberate, as the device literally -- and just as easily -- spins, stretches and pushes out 100 nanometer-diameter polymer-based threads using a rotating drum and nozzle. (sciencedaily.com)
  • micro resist technology offers a broad portfolio of UV-curable hybrid polymer products for micro-optical applications. (microresist.de)
  • Their excellent optical transparency and high thermal stability makes them perfectly suitable for the production of polymer-based optical components and waveguides. (microresist.de)
  • S monomer feed ratio, and meta versus para conjugation with respect to the F units have all been investigated in terms of photophysics and polymer light-emitting diode (PLED) device performance in the architecture ITO/PEDOT:PSS/polymer/TPBi/LiF/Al. (rsc.org)
  • 5 Maximum external quantum efficiencies (EQEs) of η ext, max ca. 3-6% for emission in the range 400-480 nm have been reported for both small molecule and polymer based devices. (rsc.org)
  • A linear positioning error caused by a combination of an angular error in the ways, and an offset between the precision determining element (leadscrew, feedback device, etc.) and the actual point of interest. (dovermotion.com)
  • It functions because UV lamps place the mask present on its copper layer , a process that may also be done in bulk. (raypcb.com)
  • baffles arranged on the circuit board, and UV-UVC lamps create a path and extend travel distance of air sucked and pushed by the fan, and increase period to kill viruses and bacteria by UV-UVC light in the middle unit and the body unit of the filter device. (sumobrain.com)
  • In addition to the basic surface kinetic processes described by the model, the roles of orientation and strain-dependent growth dynamics, partial shadow, and material deposition on the mask (closure of apertures) have been discussed. (uni-wuerzburg.de)
  • FIG. 1 depicts a general view of the mask apparatus for killing viruses, comprising a filter device with a cover unit according to the present invention. (sumobrain.com)
  • The Sharc25 project has provided deep insights into highly efficient CIGS thin-film solar cells using advanced characterization methods, analytical tools, device simulation, and density functional modeling. (europa.eu)
  • High-efficiency Cu(In,Ga)Se2 (CIGS) thin-film solar cells (with efficiency equal to or above 20%) were sent out during the whole project by Empa and ZSW to the consortium for in-depth material and device characterization. (europa.eu)
  • DSA8300 Series Sampling Oscilloscopes are suitable for accurate characterization of optical transmitter performance for major single-mode optical standards using industry leading built-in optical reference receivers with very low OSNR. (tek.com)
  • Traditionally these studies have been limited to Raman Nath thin gratings due to the large optical absorption coefficient of azobenzene units at the recording wavelengths that hinders the effective sensitization of the deep layers of thick films. (cam.ac.uk)
  • To fully exploit the advantages of volume holography thick polymeric films (in the range of 100 µm to 1 mm) with low optical absorption need to be prepared. (cam.ac.uk)
  • In order to get a lower optical absorption, the azobenzene content has to be diluted. (cam.ac.uk)
  • We have explored the optical response both random and block copolymers in which the azobenzene content is diluted being possible to obtain thicker films with suitable absorption at the recording wavelength. (cam.ac.uk)
  • Among the acceptors, n -OS acceptors show distinguished advantages of easy tuning of absorption and electronic energy levels, strong absorbance, good morphology stability and more suitable for flexible devices. (nature.com)
  • O-PTIR (optical photothermal infrared): IR absorption spectra at 0.5 µm resolution. (lu.se)
  • This 2022-2032 market estimate and forecast are presented for the publisher's extensive study of the worldwide use of packaged Light Emitting Diodes (LEDs) in Test/Measurement, Medical, and other Science devices. (researchandmarkets.com)
  • We measured the collection efficiencies for exhaled aerosols for two cloth masks, two medical masks with and without an elastic mask brace, a neck gaiter, and an N95 filtering facepiece respirator using 15 L/min and 85 L/min constant and cyclic flows and a headform with pliable skin. (cdc.gov)
  • The filter device has a higher pressure that allows only the purified air flow to said air delivering hole of the mask, prevents viruses and harmful substances from affecting the user's respiratory system. (sumobrain.com)
  • In order to obtain the desired features with sufficient process window, all sorts of heroics such as custom illumination and correction for subsequent thermal distortions, and unique mask features are needed. (semiengineering.com)
  • During 2 months of the war, @_AidForUkraine purchased 5,307 optical and thermal imaging devices for our military. (digestwire.com)
  • The entering and exiting beams do not change position as traversals are added or removed, while the total number of traversals can be increased many times without changing the volume of the cell, and therefore the total optical path length can be made large compared to the volume of the sample under test. (wikipedia.org)
  • The output of the cell is the input of an optical detector (a specialized type of transducer), which senses specific changes in the properties of the beam that occur during interaction with the test sample. (wikipedia.org)
  • One photon goes directly to a detector, while the second photon passes through the double-slit mask to a second detector. (stackexchange.com)
  • The ability of source control devices to block aerosols can be tested by expelling an aerosol through a headform using constant airflows, which are simpler, or cyclic airflows, which are more realistic but require more complex methods. (cdc.gov)
  • The logic guys are trying a rather different strategy by forcing the designers to lay out devices so that the logic patterns are as regular as memory, and then double pattern an X axis of regular lines and a Y axis of short cut lines. (semiengineering.com)
  • Enjoy 20% off discount upon purchase of the following hearing aids at OPTICAL 88 Hearing Care Centre. (optical88.com.hk)
  • More hearing aids items are available at OPTICAL 88 Hearing Care Centre. (optical88.com.hk)
  • To cope with this issue, Signia Xperience launches a new "mask mode" on their hearing aids which try to eliminate the communication barriers of hearing impaired people under the mask. (optical88.com.hk)
  • Surface relief or three dimensional complex structures can be obtained by using light structuring techniques such as mask or holographic photolithographies or direct laser writing in the appropriate polymeric materials. (cam.ac.uk)
  • Paint markers, electrified-gel taser rounds for stunning, explosive or smoke rounds, even small circuits or micro-devices ( The Thing , several generations hence) in a shock-absorbing gel suspension, for tracking targets or listening in on conversations. (roll20.net)
  • The system includes a mask storage facility and optional glove-box interface and is modular and scalable. (laserfocusworld.com)
  • Companies such as Luminescent have developed software to calculate the optimal mask from a desired pattern, so called inverse lithography. (semiengineering.com)
  • Nonetheless, although glass-ceramic offers adequate optical properties, it is sometimes unable to mask darkened substrates because of its translucency 3,6-8 . (bvsalud.org)
  • Optical device miniaturization is highly desirable in many applications. (edu.hk)
  • The White cell was first described in 1942 by John U. White in his paper Long Optical Paths of Large Aperture, and was a significant improvement over previous long path spectroscopic measurement techniques. (wikipedia.org)
  • UV Ozone cleaner is a simple, economical, and fast material surface cleaning equipment and is a new type of non-damaging optical cleaning technology that can quickly remove organic contaminants from most inorganic substrates. (antiteck.com)
  • CATS Mask Error Correction (MEC) provides model-based proximity correction for the mask process to bring mask features closer to target for the production of high quality masks required by the most advanced designs. (synopsys.com)
  • The X axis lines could be directly doubled, so that the cost would be closer to 1.5x compared to a single optical layer. (semiengineering.com)
  • Noise-masking sleepbuds are the latest Bose innovation. (bgr.com)
  • To date, there's been little in the way of innovation when it comes to gas masks and PPE for children and infants. (hoplitearmor.com)
  • The Herriott cell first appeared in 1965 when Donald R. Herriott and Harry J. Schulte published Folded Optical Delay Lines while at Bell Laboratories. (wikipedia.org)
  • Recently, with the spread of mobile terminals, and the Internet and other communication devices, optical transceivers are required provide increased speed and capacity. (justia.com)
  • Along with our device selection we have also evaluated the software from the manufacturers to ensure they provide reliable and simple biometric access control management of users and the device environment. (eyenetwatch.com)
  • It was observed that at the minimum thickness recommended by the manufacturer, the medium-opacity lithium disilicate glass-ceramic framework did not provide sufficient masking ability over the darkened background (metallic post). (bvsalud.org)
  • Optical aberrations are increased because the normal cornea is prolate in shape (steeper in the center), but it becomes oblate (steeper in the periphery) after successful conventional laser ablation profile. (medscape.com)
  • Whereas most countries are free to tailor their gas masks/PPE to suit frontline soldiers, every Israeli is effectively a frontline soldier. (hoplitearmor.com)
  • Nov 5, 2020 Anviz launches face recognition solution with a temperature and mask check Anviz, a demonstrated biometric and AIOT technology provider, has announced the release of a strategic addition to its product line, FaceDeep 5 and FaceDeep 5 IRT. (eyenetwatch.com)
  • Theoretical results from device simulations and density functional theory (DFT) modeling were provided to support the scientists in the lab. (europa.eu)
  • If optical aberrations in the eye could be eliminated, the theoretical limit of foveal acuity would be 20/12 for a small pupil and up to 20/5 for a dilated pupil. (medscape.com)
  • It was a breakthrough in the area of fiberoptic medical devices for visualization and minimally invasive procedures. (medscape.com)
  • The mask may block the face and also blur the voice volume, in this situation, their daily communication may be affected certainly. (optical88.com.hk)
  • Please note that a gas mask filter/full-face respirator can only protect the soft tissues that it covers. (hoplitearmor.com)
  • Bright cathodoluminescence demonstrates that the resulting quantum structures are of high structural and optical quality. (uni-wuerzburg.de)
  • At each database level, the estimates and forecast for packaged LEDs are built from the bottom up, segmented by color type, arranged in a hierarchy, of the end-user types (applications) that use devices that the LEDs are used in, and arranged in a hierarchy and summed upward. (researchandmarkets.com)
  • With the DPO7OE1 Optical Probe for the MSO/DPO70000 scopes you can easily troubleshoot your optical devices by adding powerful debug capabilities: software clock recovery for PAM4 and NRZ, triggering, error detection, and capture time correlated or contiguous acquisition of a signal. (tek.com)
  • By using this website you agree that we can place Google Analytics Cookies on your device for performance monitoring. (cam.ac.uk)
  • Homemade or Do-It-Yourself (DIY) air filtration units are a popular alternative to commercially produced devices, but performance data is limited. (cdc.gov)
  • Based on liquid crystal technology, we can generate a simple, compact and mechanically robust polarization converter device. (cam.ac.uk)
  • Organic light-emitting devices (OLEDs) are a rapidly advancing technology. (rsc.org)
  • Generally the goal of this type of sample cell is to improve detection sensitivity by increasing the total optical path length that travels through a small, constant sample volume. (wikipedia.org)