High speed optical processes. Medical search. Frequent questions

Efficient nonlinear optical interactions are essential for many applications in modern photonics. (nature.com)
This programme builds on the internationally recognised research strengths of the Photonics and Quantum and High Performance Networks research groups within the Smart Internet Lab . (bristol.ac.uk)
The Photonics group is exploring the new field of quantum photonics with key successes in developing photonic crystal fibre light sources, quantum secured optical communications and novel quantum gate technologies. (bristol.ac.uk)
A new review article published in Nature Photonics , titled "Integrated Optical Memristors," sheds light on the evolution of this technology -- and the work that still needs to be done for it to reach its full potential. (sciencedaily.com)
Size matters for photonics, and we need to find a way to improve the storage density, energy efficiency, and programming speed to do useful computing at useful scales. (sciencedaily.com)

This device, compatible with electronic technology (complementary metal-oxide semiconductor), will be one of the building blocks of next-generation ultrafast data-processing technology, enabling optical memories and real-time differential equation computing units. (nature.com)
This last application is particularly interesting: in analogy with its electronic counterpart 5 , a photonic integrator is the key element to create ultrafast analogue all-optical circuits aimed at solving the differential equations that model fundamental phenomena and applied processes in virtually any field of science or engineering 14 . (nature.com)
The team has been working tirelessly to broaden the current range of laser processing to a wider range from UV to infrared and even longer wavelengths as part of the European Horizon project "Extreme-Light Seeded Control of Ultrafast Laser Material Modifications. (azooptics.com)
It explores the current state-of-the-art and highlights the potential applications of optical memristors, which combine the benefits of ultrafast, high-bandwidth optical communication with local information processing. (sciencedaily.com)
Ultrafast spin dynamics is crucial for the next-generation spintronic devices towards high-speed data processing. (bvsalud.org)
Here, we investigate the ultrafast spin dynamics of Neodymium/Ni80Fe20 (Nd/Py) bilayers by the time-resolved magneto-optical Kerr effect. (bvsalud.org)
Our results contribute to understanding ultrafast spin dynamics and spin transport behavior in high-speed spintronic devices. (bvsalud.org)
However, the ultrafast light-driven magneto-optical nonlinearity in ferromagnetic heterostructures for terahertz (THz) radiation remains unclear. (bvsalud.org)
Here, we present THz generation from a metallic heterostructure, Pt/CoFeB/Ta, which is ascribed to an â ¼6-8% contribution from the magnetization-induced optical rectification and an â ¼94-92% contribution from both spin-to-charge current conversion and ultrafast demagnetization. (bvsalud.org)
Due to its high sensitivity and because it does not rely on the magneto-optical response, terahertz (THz) emission spectroscopy has been used as a powerful time-resolved tool for investigating ultrafast demagnetization and spin current dynamics in nanometer-thick ferromagnetic (FM)/heavy metal (HM) heterostructures. (bvsalud.org)

ICP Optical Emission Spectroscopy and High-Speed DVD/ CD-ROM technology. (wikipedia.org)
Laser-induced optical-emission spectroscopy can also be used for this purpose. (machinedesign.com)
Our results show that THz-emission spectroscopy is a powerful tool to study the picosecond-time-scale nonlinear magneto-optical effect in ferromagnetic heterostructures. (bvsalud.org)

of the SPIE, 1994 [13] P. Suni: CCD Technology at Orbit Semiconductor, Inc., International Conference on Scientific Optical Imaging, 1992 [14] P. Suni: Photodetector Arrays for Optical Processing, Proc. (wikipedia.org)
The process, which requires no sophisticated equipment and works on nearly any surface including silicon wafers, could have important implications for nanoelectronics and semiconductor manufacturing. (nanowerk.com)
A light-based method for local material processing has been devised by researchers from the LP3 Laboratory in France that can be used anywhere in the three-dimensional region of semiconductor chips. (azooptics.com)
In Optica , The Optical Society's (OSA) journal for high-impact research, the researchers describe how they used a standard semiconductor fabrication process to make a microwave imager chip containing more than 1,000 photonic components. (phys.org)
Research at Bristol is contributing to the ever-increasing requirement for bandwidth and flexibility through research into optical switching technology, wavelength conversion, high-speed modulation, data regeneration and novel semiconductor lasers. (bristol.ac.uk)
At the same time, efforts will be put into the realization of integrating semiconductor optical amplifiers and photodetectors on the same platform. (hku.hk)
The demand for fast and energy efficient (opto-)electronic applications needs high mobility semiconductor materials, such as InAs with a very high electron mobility and GaSb with a very high hole mobility. (lu.se)
Semiconductor nanowires can act as nanoscaled optical fibres, enabling them to guide and concentrate the light emitted by surface-bound fluorophores. (lu.se)

The Optical Networks unit focuses on wavelength division multiplexed (WDM) networks, time division multiplexed (TDM) networks, including SDH/SONET and OTN, optical frequency division multiplexed networks, and optical sub-wavelength switched networks. (bristol.ac.uk)
A breakthrough process invented by Lucent Technologies, however, removes this barrier, opening up the wavelength transmission spectrum in its new AllWave Single Mode Optical Fiber. (industryweek.com)
This data can be split off and carried on [the separate] wavelength, sent quickly, without having to drag along other data at high transmission cost. (industryweek.com)
Specified in the standard, the highest transmission rate with single-wavelength of IM-DD system is 100Gb/s, transmitting 56GBaud 4-level pulse amplitude modulation (PAM4) signal. (intechopen.com)

State of the art for many applications in laser surface processing is the utilization of one round laser beam. (europa.eu)

Degenerately doped semiconductors (such as tin-doped indium oxide and aluminium-doped zinc oxide) are particularly promising candidates for ENZ-enhanced nonlinear optical applications. (nature.com)

Optical Coherence Tomography (OCT) is an imaging technique that provides high resolution, non-destructive, in situ, real-time reflectivity profiling of non-absorptive samples. (teracomm.com)
Optical coherence tomography (OCT) "revolutionized ophthalmology - allowing rapid detection of diseases of the retina that impair vision," according to the Lasker Foundation. (medscape.com)
I'm very pleased that the Lasker foundation is bringing attention to optical coherence tomography, which has found really widespread use in ophthalmology," Huang told Medscape Medical News . (medscape.com)

Nonlinear optics for high-speed digital information processing. (nature.com)
This programme provides a challenging range of advanced topics drawn from optical communications systems and devices, and optics-related signal processing, including associated enabling technologies. (bristol.ac.uk)
Instead, optics provide transfer times as quick as the speed of light and parallel processing that delivers unprecedented scale. (theengineer.co.uk)
Optics also have a significantly higher clock speed of up to 100GHz as compared to 1GHz of digital electronics. (theengineer.co.uk)
Ottawa, Canada - February 1, 2016 - OZ Optics Limited, a world leading supplier of fiber optic products for existing and next-generation optical networks, now offers a high speed electrically operated Polarization Controller (EPC) that provides continuous polarization control in a compact, easy to operate package. (laserfocusworld.com)
Founded in 1985, OZ Optics Limited designs, manufactures and markets fiber optic components for existing and next-generation optical networks and systems based on proprietary technology, trade secrets and patents. (laserfocusworld.com)
OZ Optics products enable customers to develop optical networking systems that transmit data reliably at increasing data rates. (laserfocusworld.com)
The Company's state-of-the-art design capabilities enable OZ Optics to rapidly deliver a broad range of high-quality products to meet customer specifications and requirements. (laserfocusworld.com)
Imagine merging the incredible advantages of optics with local information processing. (sciencedaily.com)
Optics Concept 2 is a beam splitting approach which allows simultaneous processing with multiple laser beams and thus a significant increase of throughput. (europa.eu)
We've delivered diamond-turned mirrors and optical components for several NASA missions but are especially proud as the New Horizons mission marked this important milestone," said Curt Weinstein, vice president and general manager, Advanced Optics , Corning Specialty Materials. (corning.com)

This process offers much faster performance than conventional optical microscopy, while requiring only minimal illumination of samples. (news-medical.net)
The camera, called STAMP, for Sequentially Timed All-optical Mapping Photography, is more than 1,000 times faster than conventional high-speed cameras. (cosmosmagazine.com)
Conventional high-speed cameras are limited by the processing speed of their mechanical and electrical components. (cosmosmagazine.com)
SOCRATES is an automatic, serverless compute system that scales instantly to process a thousand page document in minutes while avoiding many of the requirements of a conventional cloud computing environment. (prweb.com)
Photonic neural networks are promising to replace conventional deep learning hardware due to their potentially higher energy efficiency and computational speed. (wiley.com)
Using conventional laser ablation profile, patients with high corrections frequently complained about night vision problems and sometimes monocular diplopia after refractive surgery. (medscape.com)
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)
The combination of conventional irrigation along with ultrasonic irrigation improves the elimination of bacteria and the smear layer around the root canal system, thereby contributing to higher rates of endodontic treatment success 1,11 . (bvsalud.org)

Finally, the differences in input and output wavelengths of on-chip all-optical processing circulator-based logic gates can result in back reflection, leading to device malfunction. (allaboutcircuits.com)
In this study, it was conclusively established that the common telecommunication or so-called SWIR wavelengths were excellent candidates for 3D processing inside semiconductors. (azooptics.com)
Asymmetric forward and backward propagation of circular propagation resembles an optical diode at wavelengths of selective Bragg reflection. (wiley.com)

Optical fibre communications form the backbone of all land-based communications and are the only viable means to support today's global information systems. (bristol.ac.uk)

We are now using the sensitivity afforded by the optical tweezer as a very sensitive microphone,' said Professor Jon Cooper from the University of Glasgow, who is heading the micro-ear project. (bbc.co.uk)
We use nanowire-enhanced surfaces for the detection of fluorescent molecules with extremely high sensitivity, for research and applications. (lu.se)

FDA02(TM) v2.0 includes optical fingerprint module and PC board with CPU and flash memory that can hold up to 2,000 fingerprint records. (thomasnet.com)

Quantum correlations in optical angle-orbital angular momentum variables. (nature.com)
The research will enable the miniaturized optical systems on chip for high-speed optical communication, high-precision sensing, quantum information processing and so on. (hku.hk)
For example, lateral grown InxGa1−xAs nanowires have a high spin-orbit coupling and moderate bandgap promising for quantum computing devices. (lu.se)

This technology, which is becoming more commonplace, opens up the possibility for enhanced signal processing and computing capabilities, including optically transparent networks. (allaboutcircuits.com)
These microwave signals are then encoded into an optical signal and are optically processed-emulating a microwave lens-to form an image. (phys.org)

They can enable active trimming of photonic integrated circuits (PICs), allowing for on-chip optical systems to be adjusted and reprogrammed as needed without continuously consuming power. (sciencedaily.com)

All-optical processing involves processing optical signals in the absence of optical-electrical conversion. (allaboutcircuits.com)
Since the modulation bandwidth of the LED is very limited, signals modulated at high frequencies suffer from severe attenuation, resulting in serious intersymbol interference (ISI) for high-speed transmissions [ 3 ]. (hindawi.com)
However, one major drawback of the OFDM signals is the high peak-to-average power ratio (PAPR), which leads to a severe performance loss because of the nonlinear distortion caused by a LED emitter [ 6 ]. (hindawi.com)
High Speed Polarization Controllers are offered as base modules requiring external electrical signals to operate, OEM modules with driver electronics and control interface, or stand-alone benchtop test instruments. (laserfocusworld.com)
There's a very strong need for that computer to turn electrical signals into optical signals very efficiently. (marketplace.org)
Today's fiber-optic networks are alive with a variety of signals including analog voice, digital data, and high-speed Internet communications. (industryweek.com)
In the past, these signals have been carried through optical fibers in two regions of the light spectrum. (industryweek.com)

Now, researchers are exploring the capabilities of topological circulators as a solution to shrinking board sizes in optical processing systems. (allaboutcircuits.com)
The DTPi software removes the long learning curve that is noticed in various process imaging systems. (azooptics.com)
Certain optical scanning systems can also identify and remove a specific type of plastic, say, PET (polyethylene terephthalate) from other types such as PVC (polyvinyl chloride), PP (polypropylene), PE (polyethylene) or PS (polystyrene). (machinedesign.com)
Such systems can process 30 to 40 tons of domestic waste paper per hour. (machinedesign.com)
Researchers demonstrated the first nanophotonic microwave imager chip, which is significantly smaller that the equivalent all-electrical systems with a higher efficiency, and enables realization of hand-held microwave imagers for applications including through-the-wall imaging and tumor detection. (phys.org)
Miniaturization of microwave imagers would also benefit applications such as tracking objects in radar systems and low-power, high-speed communication links. (phys.org)
These qualities make the instruments particularly useful in the high speed imaging of living systems. (news-medical.net)
Since 1998 CSNDSP has now been recognised as a forum for the exchange of ideas among engineers, scientists and young researchers from all over the world on advances in communication systems, communications networks, digital signal processing and other related areas and to provide a focus for future research and developments. (wikicfp.com)
and high-performance gun systems and precision munitions. (naval-technology.com)
Applications include polarization controllers for optical networks, Polarization Dependent Loss (PDL) control, Polarization Mode Dispersion (PMD) compensation modules, and polarization scramblers for polarization parameter characterization systems. (laserfocusworld.com)
On the other hand, in order to meet the demand of transmission rate of next generation high speed optical communication systems, multi-dimensional modulation and coherent detection are sufficiently applied. (intechopen.com)
The imperfect characteristics of optoelectronic devices and fiber link bring serious impairments to the high baud-rate and high order modulation format signal, causes of performance impairment are analyzed, pre-compensation and receiver side's DSP techniques designed for coherent systems are introduced. (intechopen.com)
The optical fiber communication systems are mainly divided into two types: intensity modulation-direct detection (IM-DD) and coherent optical communication systems. (intechopen.com)

Manufacturer of advanced ThermoView Ti30 infrared camera, Raytek has released new DataTemp Pi (DTPi) software and ThermoView Pi20 process imager. (azooptics.com)
The ThermoView Pi20 process imager is specifically developed to automatically control and monitor both stationary and continuous targets. (azooptics.com)
The ThermoView Pi20 imager offers a process view of the thermal images in real-time, and enables plant operators to reduce production costs and process startup times. (azooptics.com)
Our new near-field imager uses optical, rather than electronic, devices to process the microwave signal . (phys.org)
This enabled us to make a chip-based imager similar to the optical camera chips in many smartphones. (phys.org)
The tiny imager chip we demonstrated can be scaled up, enabling realization of low-cost handheld high-resolution microwave imagers. (phys.org)
Corning's high-precision mirrors and housing were engineered as part of the Ralph imager to deliver optical performance that is minimally sensitive to temperature and minimizes thermal gradients. (corning.com)

Although it is not compulsory to incorporate these devices into every design, they are essential to some applications, such as one-port amplifiers and all-optical signal processing. (allaboutcircuits.com)
The devices barely meet the fundamental requirement for all-optical functions, making them unsuitable for large-scale on-chip applications with a low operating range light intensity of 10 kW cm−2. (allaboutcircuits.com)
This feature offers an important additional degree of freedom over an electronic integrator, enabling new applications for advanced information processing and various computing tasks. (nature.com)
The selected input time-domain waveforms are related with fundamental applications such as: data processing/analysis, bit counting, optical memory units and analogue optical computing of differential equations. (nature.com)
The thermal imaging solution offers an enlarged view of the process in various industrial applications. (azooptics.com)
Hand-held near-field microwave imagers would be useful for many applications including high-resolution brain imaging and monitoring heart motion and breathing. (phys.org)
The process of validating FEC algorithms requires running a set of sample experiments millions of times, to track when and where any transmission errors occur, explained Sethian, who leads Berkeley Lab's Mathematics Group and the Center for Advanced Mathematics for Energy Research Applications. (nersc.gov)
Its human-like conversational text already supports a wide-range of applications ranging from research, to code writing, to optimising the customer onboarding process. (theengineer.co.uk)
The NIR photodetector thus opens up boundless possibilities in the realms of optical interconnects, LiDAR technology, and biosensing applications. (wiley.com)
Recent plasma technologies have been expanded in a wide range of applications from materials processing to environmental issues, medicine and agriculture, and continue to broaden their applicability. (mrs.org)
Resistors with memory, or memristors, have already demonstrated their versatility in electronics, with applications as computational circuit elements in neuromorphic computing and compact memory elements in high-density data storage. (sciencedaily.com)
Optical memristors can revolutionize computing and information processing across several applications. (sciencedaily.com)
In many applications laser based surface processing techniques already achieve highest precision and quality. (europa.eu)
For the fifth consecutive year, HKU has secured the highest number of projects among its peer institutions since the fund was extended to Hong Kong and Macau for applications by eight designated universities in 2019. (hku.hk)
GaSb nanowires are excellent high-speed p-channels for III-V CMOS, and InAs/InP nanowires have an energy barrier in the axial direction which can be used for photovoltaic and sensor applications. (lu.se)

Due to the nature of these issues' surface processing, the dominant manufacturing technology, lithography, has significant restrictions on how well it can handle them. (azooptics.com)
The collaboration grew out of the existing relationship between Ciena, a pioneer in high-bandwidth optical transport technology, and the DOE's Energy Sciences Network (ESnet), which uses Ciena products to support its high-speed network. (nersc.gov)
Optical computing is an innovative, game-changing technology that can be applied to accelerate power-hungry AI models such as ChatGPT, says Tim Weil, CEO and Co-Founder, Lumai. (theengineer.co.uk)
Optical computing technology can unlock a whole new remit of compute power, speed and memory access. (theengineer.co.uk)
Optical computing is an innovative, game-changing technology that can be applied to accelerate these power-hungry AI models. (theengineer.co.uk)
Plasma technology continues to be essential to developing large-capacity, high-speed and highly reliable devices required in the Information Age. (mrs.org)
Research to scale up and improve optical memristor technology could unlock unprecedented possibilities for high-bandwidth neuromorphic computing, machine learning hardware, and artificial intelligence. (sciencedaily.com)
The technology that will drive these optical communications is still under development - these devices could potentially be much more compact than detectors that are used today. (marketplace.org)
Corning succeeds through sustained investment in R&D, a unique combination of material and process innovation, and close collaboration with customers to solve tough technology challenges. (corning.com)

Due to the high surface-to-bulk ratio of nanowires and nanosheets, their surface condition becomes the key to the device performance. (lu.se)

All-optical logic gates on-chip based on surface plasmon polaritons. (allaboutcircuits.com)
In nearly every sector of industrial manufacturing surface processing techniques are used, e.g. for structuring or polishing of aesthetical or functional surfaces. (europa.eu)
The idea of ultraSURFACE is to increase the throughput for laser surface processing by at least a factor of 10 without any drawbacks in the quality of the processing results. (europa.eu)
Surface treatment processes, e.g., ultra-high vacuum (UHV) annealing, digital etchants, atomic hydrogen cleaning, and atomic layer deposition (ALD), are applied and the resulting surface chemistry, structure and electronic properties measured. (lu.se)
Overall height of the vehicle: the vehicle height from the surface on which it stands Bjladtha to the highest point in its structure or its cargo. (who.int)

Using the parallel processing resources at NERSC had a dramatic impact on the time it took to run the experiments and validate the design of the FEC algorithm. (nersc.gov)
We thought we could take advantage of massively parallel processing to run these things in parallel rather than sequentially," Sethian said. (nersc.gov)
They also offer high-speed data storage and retrieval, promising to accelerate processing, reduce energy consumption, and enable parallel processing. (sciencedaily.com)

The Total Absolute Measurement System (TAMS) unit allows you to choose the right detector for angular-dependent measurements of optical properties of thin and thick samples. (azooptics.com)
A video shows the high speed optical measurement of in-cylinder fuel injection process in a high pressure direct injection diesel engine with optical access at Brunel University. (sae.org)

MEMS level large-dimension processing is increasing its importance to realize power devices, sensors and optical communication devices. (mrs.org)
2018). In order to calibrate and validate the new methods, we utilized data from an existing network of optical sensors, with year-round multispectral measurements, that took place in the Nordic countries and in Africa. (lu.se)

To help Ciena better utilize computational methods in designing and producing their next-generation optical networking products, John Shalf and James Sethian of Berkeley Lab's Computational Research Division (CRD) demonstrated the feasibility of accelerating computational verification of Forward Error Correction (FEC) codes, which are commonly used in optical transmission equipment for controlling errors in data transmission. (nersc.gov)
However, the computational complexity of these methods is extremely high. (hindawi.com)
Beyond the material itself, also an innovative device geometry is needed, for example, the gate-all-around geometry that provides higher efficiency and electrostatic control for computational units. (lu.se)

Another striking feature is that it enables the processing of complex information (that is, both amplitude and phase), whereas an electronic integrator is restricted to processing real data 7 . (nature.com)
It enables high-contrast switching of diffraction controlled with the relative phase. (wiley.com)
The efficient light management enables more sensitive optical biosensing. (lu.se)

To realize such a physical system, one must create a structure capable of storing an incoming time-varying optical field and providing an output that is a continuous signal proportional to the total field stored at each instant of time. (nature.com)
ω is the optical frequency variable and ω 0 is the carrier frequency of the signal to be processed. (nature.com)
One of the essential components is the optical delay element network used for signal processing, which consists of more than 280 delay cells. (phys.org)
Visit our programme catalogue for full details of the structure and unit content for our MSc in Optical Communications and Signal Processing. (bristol.ac.uk)
Then high signal peak value implies a need for a large DC bias that causes serious degradation of system power efficiency [ 7 ]. (hindawi.com)
In [ 16 ], an orthogonal circulant matrix transform (OCT) based precoding scheme is proposed, which achieves a relatively flat signal-to-noise ratio (SNR) profile over the signal bandwidth and alleviates significant BER degradation at high frequency carriers. (hindawi.com)

Because these types of defects vary and can occur in various locations, using rule-based machine vision is not feasible for high-speed inspection. (cognex.com)
Plasma processing is a feasible way to realize high-efficiency and low-cost solar cells fabrication. (mrs.org)

Light-emitting diode- (LED-) based visible light communication (VLC) has become a potential candidate for next generation high-speed indoor wireless communication. (hindawi.com)
Utilizing light-emitting diodes (LEDs), VLC can support illumination and communication simultaneously and offers the benefits of cost effectiveness, high security, low power consumption, and immunity to electromagnetic interference [ 1 , 2 ]. (hindawi.com)
The recent demand for optical wireless communication (OWC) channels for 6G and satellite communication has driven the development of high-brightness light sources for high-speed modulation. (wiley.com)
This chapter deals with coded modulation and impairment compensation techniques in optical fiber communication. (intechopen.com)
With the rapid development of Internet services, higher requirements are put forward for the transmission rate, system capacity and stability of communication. (intechopen.com)
Optical fiber communication has become one of the main communication methods in the world because of its large transmission bandwidth, long-distance transmission and strong anti-interference ability. (intechopen.com)

Recently, Purdue University published research on how topological circulators can address some existing challenges of on-chip all-optical processing. (allaboutcircuits.com)
Suni and his teams also engaged in U.S. Government sponsored research, claiming to have received several million dollars in research grants from the National Cancer Institute (digital mammography), National Institute for Dental Research (intraoral radiography) and the Defense Advanced Research Projects Agency (DARPA) (optical processing). (wikipedia.org)
We conclude by pointing towards possible future research directions, such as the search for ENZ materials with low optical losses and the elucidation of the mechanisms underlying nonlinear enhancements. (nature.com)
The University of Bristol is ranked fifth for research in the UK ( Times Higher Education ). (bristol.ac.uk)
The parameter study made use of a Task Farmer developed by NERSC's Shane Canon to support high-throughput parameter research such as the Ciena FEC code study. (nersc.gov)
The local organising committee invites you to submit original high quality papers addressing research topics of interest for presentation at the CSNDSP 2020, which will be held at the beautiful city of Porto. (wikicfp.com)
Dive into the research topics where High-Speed Optical Communications is active. (dtu.dk)
Welding generates high concentrations of ultrafine particles, which research suggests may be more toxic than larger particles. (cdc.gov)
Fujimoto brought Swanson onto his research team, where they merged their concepts to create a high-speed, high-resolution method of imaging into a more compact platform. (medscape.com)
Planning and by the Science Foundation of Ireland, Strategic Research Cluster BioNanointeract and Centre for Research on Adaptive Nanostructures and Nanodevices, Higher Education Authority (Ireland) and Programme for Research in Third-Level Institutions (PRTLI) (Ireland). (cdc.gov)
The proposed model provides a theoretical framework to guide the experimental research of the visual control of action, in order to determine the processing steps and paths not yet clarified by the empirical evidence. (bvsalud.org)

In response, automotive manufacturers and Tier-1 suppliers are developing a new generation of internal combustion (IC) engines with ultra-low emissions and high fuel efficiency. (sae.org)
As efficiency and emission abatement processes have reached points of diminishing returns, there is more of a need to make measurements inside the combustion chamber, where the combustion and pollutant formation processes take place. (sae.org)

As well as units on the fundamentals of electromagnetics, optical fibres and optical devices, there are two units related to optical networks: Optical Networks and Data Centre Networks. (bristol.ac.uk)

These devices also employ a high-Q cavity-based optical bistable switch, trading off low power consumption for high-speed operation. (allaboutcircuits.com)
Led by Nathan Youngblood, assistant professor of electrical and computer engineering at the University of Pittsburgh Swanson School of Engineering, the article explores the potential of optical devices which are analogs of electronic memristors. (sciencedaily.com)

Originally designed for graphics rendering, GPUs have become the major workhorse for AI in the past ten years as they can process many different data points simultaneously. (theengineer.co.uk)
So you can potentially send more data faster, and make better use of your optical channels on a chip. (marketplace.org)
Not all data must be sent at the same speeds, and the faster the requirement, the more costly the transmission because of support-equipment demands. (industryweek.com)
Data that might be split out and sent at very high rates include sophisticated bank transactions, stock-market trades, or critical medical imaging,' says Norcross, Ga.-based Lynda Kane, marketing manager, fiber-optic solutions. (industryweek.com)
The DT-X8/30 Series guarantee the highest resistance to external influences and offer the best results for mobile data collection in a warehouse environment. (casio-europe.com)
The IM-DD system is mainly used in access networks, passive optical networks (PON) and data centers, and its transmission distance is usually less than 80 km. (intechopen.com)
The platform was modified in several respects, in order to allow for accurate and rapid analysis of data, and was optimized for Sentinel-2 data, with respect to accuracy and speed (Jönsson et al. (lu.se)

Due to the limited modulation bandwidth of the LED, orthogonal frequency division multiplexing (OFDM) modulation is particularly preferred in the VLC system to overcome the ISI, which suffers from the high peak-to-average power ratio (PAPR) and leads to severe performance loss. (hindawi.com)

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)
Optical aberrations are classified into monochromatic and chromatic types. (medscape.com)
Monochromatic aberrations can be subdivided further into spherical refractive error, cylindrical refractive error, spherical aberration, coma, and higher order aberrations. (medscape.com)

In this study, we report the first all-optical temporal integrator in a monolithic, integrated platform. (nature.com)
Physicists at the University of Sydney have brought silicon chips closer to performing all-optical computing and information processing that could overcome the speed limitations intrinsic to electronics, with the first report published of an on-chip all-optical temporal integrator. (nanowerk.com)

Development of a Scanning gate microscopy (SGM) system with additional single-mode focused lasers for simultaniously probing influence of static and optical fields. (lu.se)

All-optical circuits for computing and information processing could overcome the speed limitations intrinsic to electronics. (nature.com)
STAMP overcomes these limitations by using only fast, optical components. (cosmosmagazine.com)
The use of light means that optical computing does not suffer the same limitations of digital methods. (theengineer.co.uk)
One example of the limitations is that if you were to take phase change materials, which currently have the highest storage density for optical memory, and try to implement a relatively simplistic neural network on-chip, it would take a wafer the size of a laptop to fit all the memory cells needed," he continued. (sciencedaily.com)

They can also operate with significantly shorter microwave pulses, which produces higher imaging resolution. (phys.org)
Although their existing OCR procedure was cloud-based, the serial text extraction process significantly slowed the workflow. (prweb.com)

Machine vision targets wanted recyclables and guides the process of separating them from the remaining material at rates to 10,000 kg/hr. (machinedesign.com)
The movie was recorded at 10,000fps by a high speed video camera sychronised to a laser operating at the repetition rate. (sae.org)

The process produces a flow of de-inking cardboard containing about 4 to 5% contaminants. (machinedesign.com)

And now, they're optical fibers. (marketplace.org)

Optical super-resolution microscopy of molecular mechanisms of disease. (lu.se)

In order to reduce the high PAPR, several schemes have been proposed in the VLC system. (hindawi.com)
It comes with five high quality objectives (4X, 10X, 20X, 40X, 100X), a Kohler illumination system, a 30 degree inclined 360 degree rotatable compensation-free trinocular head, and 3-D mechanical stage. (primelabmed.com)
Studios developed its text extraction engine "SOCRATES" (Serverless Optical Character Recognition And Text Extraction System) to assist businesses and enterprises to quickly identify and discover information within document repositories. (prweb.com)
and verify the mechanism of a compact AR holographic display system using an optimized optical combiner and a deep neural network-based hologram generation algorithm. (hku.hk)
Corning Incorporated (NYSE:GLW) today announced that a high-precision opto-mechanical assembly manufactured in Corning's Keene, N.H., facility is part of the imaging system of NASA's New Horizons mission that made its historic pass by Pluto Tuesday. (corning.com)
Optical character verification (OCV) system includes OCVMax(TM), which verifies characters printed on curved/flexible surfaces as well as those distorted during printing or packaging process. (thomasnet.com)
This also allows it to utilize a High Speed AF system due to the use of improved algorithms and the ability to process multiple sequences simultaneously. (acephoto.net)
By knowing the relationship between the cleaning of the root canals system and the success of the endodontic treatment, the dentist must target on the highest possible cleaning when performing it 11,18 . (bvsalud.org)
In addition to the chemical action of the irrigant solutions and the physical action of the process of irrigation / aspiration that are part of the process of cleaning the root canal system 12 , a passive irrigation using ultrasound can also be used. (bvsalud.org)
The Mocap Studio in the Lab facilitates a state-of-the-art motion capture system based on optical markers and used to record 3D motion with high accuracy. (lu.se)
The main and more permanent system consists of eight high-speed infrared Qualisys cameras (5+), one video camera (210c) and one recording computer. (lu.se)
The system is able to record movements at a very high speed. (lu.se)

High single-mode optical power with a narrow divergence angle and clear 32 Gbit/s eye-opening can be achieved simultaneously with a miniaturization of the light emission active area (120×120 mm 2 ). (wiley.com)

It offers an excellent opportunity to acquire the skills needed for a career in the most dynamic fields in optical communications. (bristol.ac.uk)
The device that we created here is a photo-detector that could used for very high speed optical communications," Englund said. (marketplace.org)
Meanwhile, at MIT's Lincoln Laboratory , Swanson was working on intersatellite laser communications and high-speed fiber-optic networks. (medscape.com)

In the case of plastics, a conveyor belt transports the material under an optical sensor where it is illuminated by near infrared light. (machinedesign.com)
Optical cameras like the ones in smartphones use a lens to form an image on the camera's image sensor. (phys.org)
The black PowerShot SX400 IS Digital Camera from Canon is a compact point-and-shoot camera featuring a 16-megapixel 1/2.3" CCD image sensor and a 30x optical zoom f/3.4-5.8 lens equivalent to 24-720mm in 35mm format. (acephoto.net)

In article number 2300062 by Ye Tian, Shuiying Xiang and co-workers, an optical nonlinear activation produced by amplitude-phase coupling of the light-modulation owing to Kramers-Kronig relationship is proposed. (wiley.com)
Electrons in graphene travel almost unimpeded, with almost the speed of light. (marketplace.org)
But it's a lot easier to imagine something like a super fast iPhone than electrons traveling at the speed of light. (marketplace.org)

A team of researchers at Purdue University recently published a paper discussing how they exploited the capabilities of graphene to develop topological circulators for all-optical processing . (allaboutcircuits.com)
The researchers developed these circulators by using gapless edge plasmons with high immunity to back-scattering. (allaboutcircuits.com)
The Advanced portfolio from Wiley is a family of globally respected, high-impact journals that disseminates the best science from well-established and emerging researchers so they can fulfill their mission and maximize the reach of their scientific discoveries. (wiley.com)
Researchers are truly captivated by optical memristors because of their incredible potential in high-bandwidth neuromorphic computing, machine learning hardware, and artificial intelligence," explained Youngblood. (sciencedaily.com)

Based on the author's previous SAE book, Engine Combustion Instrumentation and Diagnostics , this book focuses on laser-based optical techniques for combustion flows and in-cylinder measurements. (sae.org)
With respect to phenology, there is high possibility to calibrate satellite measurements against ground observations that are particularly important. (lu.se)

To further this development, a better understanding is needed of the combustion and pollutant formation processes in IC engines. (sae.org)

High-frequency HF-0405 controller has compact design with integrated antenna and can read multiple tag protocols operating at 13.56 MHz. (thomasnet.com)
In cardiology, OCT can be used to characterize the composition of artery-blocking plaque, Huang said, with at least a 10 times' greater resolution than even the highest-frequency ultrasound. (medscape.com)

For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have created new industries and transformed people's lives. (corning.com)

Using centrifugal force obtained by spinning experimental samples at high revolutions per minute (rpm), the device functions as a preparative method to separate various sample components, within minutes, for further treatment. (the-scientist.com)
A unique collaboration between a U.S. telecommunications equipment provider and a Department of Energy (DOE) Office of Science national laboratory has helped dramatically improve design cycle times for future high-speed optical networking components. (nersc.gov)

Read the programme admissions statement for important information on entry requirements, the application process and supporting documents required. (bristol.ac.uk)

A high-speed near-infrared (NIR) photodetector (976 nm) seamlessly incorporates multilayer indium selenide (InSe) onto a cutting-edge silicon nitride (SiN) waveguide. (wiley.com)

Our device-a lightwave 'capacitor-like' element based on a passive micro-ring resonator-performs the time integral of the complex field of an arbitrary optical waveform with a time resolution of a few picoseconds, corresponding to a processing speed of ∼ 200 GHz, and a 'hold' time approaching a nanosecond. (nature.com)

A polymer-only ultraviolet imprint process potentially saves costs, simplifies the process, and increases the reliability of the optical element. (laserfocusworld.com)

Edward Bennett, OD, MSEd, from the University of Missouri St. Louis College of Optometry, who chairs the AOA Contact Lens and Cornea Section, told Medscape Medical News that the studies are "two great examples of how innovative manufacturing continues to take contact lens to a higher level," especially in addressing the two key areas of presbyopia and dry eye . (medscape.com)

Anatomy1

Chemicals and Drugs1

Analytical, Diagnostic and Therapeutic Techniques and Equipment9

Phenomena and Processes10

Disciplines and Occupations1

Anthropology, Education, Sociology and Social Phenomena2

Technology, Industry, Agriculture1

Information Science6

Photonics5

Ultrafast10

Emission Spectroscopy3

Semiconductor8

Wavelength4

Utilization1

Nonlinear optical applications1

Coherence Tomography3

Optics11

Conventional8

Wavelengths3

Fibre communications1

Sensitivity2

Fingerprint1

Quantum3

Optically2

Photonic Integrated Circuits1

Signals7

Systems13

Imager7

Applications15

Technology9

Nanowires1

Surface5

Parallel3

Measurement2

Sensors2

Computational3

Enables3

Signal6

Feasible2

Communication6

Research11

Efficiency2

Fibres1

Devices2

Data7

Orthogonal1

Aberrations3

Temporal integrator2

Lasers1

Limitations4

Significantly2

10,0002

Produces1

Fibers1

Microscopy1

System12

Simultaneously1

Communications3

Sensor3

Light3

Researchers4

Measurements2

Combustion1

Frequency2

Physics1

Components2

Programme1

Near infrared1

Passive1

Potentially1

Manufacturing1