2D semiconductors for quantum information processing
Quatum computers use materials which show quantum properties at very low temperatures. Maintaining these cryogenic temperatures requires a lot of energy, is costly and sizable. The discovery of graphene stimulated a surge for ultra-thin magnets, which included magnetically doped graphene,...
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Chemistry and Materials|Physics and Electro-Optics
A novel memory structure in the CPU
SRAM is the commonly used memory technology in CPU. The low density and high static power limit the amount of data that can be stored in buffers, register files, and caches, just to name a few. This calls for new...
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Information and Computer Science|Physics and Electro-Optics
Acoustic fiber sensors based on ultra-low noise opto-electronic oscillator
Optical acoustic interferometric fiber sensors are based on measuring the phase change in an optical wave that propagates through a fiber due to a strain induced by the acoustic signal. This phase change is measured by using an optical interferometry...
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Physics and Electro-Optics|Security & Defense
Analyzing light by three-photon counting
Photon counting is the key enabler in quantum optics for variety of quantum information applications. It also plays an important role in classical applications involving extremely low light intensities in a wide range of fields including biological imaging and optical...
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Physics and Electro-Optics
Audio SNR improvement utilizing video analysis
This work deals with complex scenarios such as a ‘cocktail party’: multiple sound sources exist simultaneously in all modalities. This inhibits the interpretation of each source. Cross-modal analysis offers information beyond that extracted from individual modalities. Consider a camcorder having a...
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Information and Computer Science|Physics and Electro-Optics
Optical elements for the shaping of light beams are important in many fields, such as, medical surgical tools, lithography, military and communication. Each application requires a specific beam shape regardless of the original beam. Usually, the known designs are based...
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Physics and Electro-Optics
Capture of Corona virus in shared spaces
Filtration systems are using as open structure as possible to allow flow to be as free as possible. Sometimes, the openings are too wide for small particles including bio-based particles and other pollutants such as dust, particles originating from combustion...
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COVID-19|Physics and Electro-Optics
Charge-discharge electro-optical microring modulator
Silicon Integrated electro-optical (EO) modulators are essential for insertion the information into the optical channel in high-speed optical communication technology. Further applications are optical sensors and guiding high frequency microwave signals by optical wave carriers. Device footprint, driven voltage, modulation...
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Physics and Electro-Optics
CMOS-SiPM array for ToF measurements
Ultra-sensitive light detection systems are increasingly being employed in applications such as mobile range finding, automotive ADAS (Advanced Driver Assistance Systems), gesture recognition, 3D mapping, security, etc. There is an increasing need for "Super-Camera" which is capable of producing two-dimensional and...
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Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics
Cold cathode emitter utilizing ultrananocrystalline diamond
Innovative memory switch devices require reliable bistable conductance properties. It would be desirable if such bistable characteristics were available in robust solid state materials such as diamond, benefiting from outstanding physical properties. Here we report on a bistable current with...
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Chemistry and Materials|Physics and Electro-Optics
Detecting single photons on the tip of an optical fiber
Current Superconducting Nanowire Single Photon Detectors (SSPD or SNSPD) are expensive, large and have low detection efficiency as they are partially transparent and photon impinging upon them might pass through instead of being detected. The new system consists of two...
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Physics and Electro-Optics
Detection and characterization of diffuse radiation sources
A standard method for evaluating the abundances of chemical species in stellar atmospheres is the COG. Assuming a species concentration fixed with depth, the theory of the COG evaluates the equivalent width of a spectral line as a function of...
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Physics and Electro-Optics
Detection of single and multi-center chiral molecules
Identifying chirality of molecules especially with multiple chiral centers is crucial to the pharmaceutical industry as chirality affect activity, efficacy and even pose safety issues. Currently the molecules chirality identification methods rely on weak signals and requires expensive equipment. Multiple...
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Pharmaceuticals and Biotechnology|Physics and Electro-Optics
Detection of x-ray and gamma-ray photons
Detection of high energy photons (x-rays and gamma rays) is of great importance for applications in medical radiography, security inspection, radiation exposure monitoring, and high energy physics. Scintillation, which is the ability of certain materials to absorb high-energy (KeV scale)...
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Medical Devices|Physics and Electro-Optics
Diagnostic system for rapid antimicrobial susceptibility testing for clinical samples
Technology By the year 2050, antimicrobial resistance is predicted to cost the world over 100 trillion US$ cumulatively and claim 10 million lives per year. Thus, there is an urgent need to develop diagnostic methods that will help physicians to...
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Chemistry and Materials|Food and Agriculture|Medical Devices|Physics and Electro-Optics
Edge-state based actuation in ferroelectric field effect transistors
One of the holy grails for the microelectronic industry is to continue device miniaturization in order to increase the operation speed of the device (clock speed) and to pack more devices to reduce the fabrication cost. Therefore, many efforts are...
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Chemistry and Materials|Information and Computer Science|Physics and Electro-Optics
Environment-aware data-driven acoustic signal processing
Acoustic environment fingerprinting, allowing enhanced acoustic input processing based on the total environment in which a microphone is placed. This algorithm provides for enhanced performance of algorithms such as speech recognition in diverse acoustic environments. Advantages Improved signal processing for...
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Information and Computer Science|Physics and Electro-Optics
Fundamental component of modern hardware security
Emerging nanoelectronic memristive technologies promise to provide an alternative to the ubiquitous CMOS technology. CMOS compatibility, along with a combination of properties such as non-linearity, non-volatility and sensitivity to process variations, make this technology appealing for embedded security applications. The...
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Information and Computer Science|Physics and Electro-Optics
Current gamma radiation detectors are large items. Detection of source direction is very inaccurate or requires long scanning process. Wise positioning of small and sensitive detectors allows quick detection of radiation source with high accuracy. Advantages Quick detection High accuracy...
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Physics and Electro-Optics|Security & Defense
Generating an ideal light source
In order to improve resolution in microscopy the light source should be both very bright and homogeneous. Inhomogeneity might cause artifacts that be conceived as actual details of the image. In order to avoid such artifacts there is a need...
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Physics and Electro-Optics
Highly sensitive (single photon) detector for IR wavelengths
Single photon detection at IR range is applicable mostly to short wavelength (NIR) and has low quantum efficiency. Using the principle of Quantum Cascade Detectors (QCD) in their known design “wastes” photons. However, electrically connecting the stages in parallel, while...
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Physics and Electro-Optics
Imaging of the electric grid
Power plants supply the city's electrical needs using alternating current (AC) power transmission. In AC power transmission, electrical energy is distributed by generating an AC voltage waveform (usually a sine wave) with a frequency of 50 or 60 Hz. This...
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Physics and Electro-Optics|Sustainability and Energy
Improving clarity of images taken under turbid medium conditions
The present invention relates to systems and methods for photographing an in a scattering medium such as water, fog or biological tissues. A wide range of imaging domains exists in scattering media. Several studies improved visibility in such media under...
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Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics|Security & Defense
Integrated graphene/silicon multispectral sensors
Multispectral photo-detection and imaging systems, that collect data at different spectral bands, are of major significance in spectroscopy, sensing, food identification, optical communication, environmental monitoring, defense and security. Today, solid-state quantum detectors rely on a range of materials and/or technologies...
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Automation, Mobility and Aerospace|Chemistry and Materials|Physics and Electro-Optics
MWIR technology can be used for fluorescent marking of objects such as money bills, military equipment, landing strips etc. However, it is based on bulk toxic materials and the devices based on them are noisy and require harsh and hazardous...
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Chemistry and Materials|Physics and Electro-Optics
Low dimensional perovskites nanostructures
Lead halide perovskite nanocrystals have shown high photoluminescence quantum yields, even without growing inorganic shells that protect their surfaces from deleterious surface traps. These observations present an important departure from traditional semiconductor nanocrystals that require passivating surface defects to achieve...
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Chemistry and Materials|Physics and Electro-Optics
Low temperature self-assembled nanostructures
Antireflective coatings are critical to many optical systems such as ophthalmic lenses. It is well known that creating textured nanostructures can be an alternative approach for the conventional deposition of thin layer in order to achieve broadband antireflective properties. The...
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Chemistry and Materials|Physics and Electro-Optics
Measurement of coating thermal properties
Thermal barrier coatings (TBCs) are engineered to provide sustained thermal protection to engine components that are exposed to excessive heat load. In the wake of this application, a reliable, non-intrusive and quantitative thermal property measurement method is in high demand...
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Automation, Mobility and Aerospace|Physics and Electro-Optics
Method and system for estimation of fruitlet drop
There is a need to control the amount of flowering on apple trees – too many will result in too many low quality apples. Chemical thinning is currently the only viable solution in large commercial operations to ensure adequate yield....
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Food and Agriculture|Physics and Electro-Optics
Minimized Ultrasound Detectors
Ultrasound technology today is bulky and involves imaging probes with typical sizes of several centimeters. We have developed a new methodology for ultrasound imaging that can achieve extreme levels of miniaturization preserving high-resolution. This platform relies on optical technology for...
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Medical Devices|Physics and Electro-Optics
Mixed metal electrode for ambipolar charge injection
Ambipolar transistors can transport holes and electrons, separately or concurrently, within the semiconducting channel. The operation of the device requires that the semiconducting material composing the device is capable of efficiently transporting both charge carriers, and the suitable alignment of...
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Chemistry and Materials|Physics and Electro-Optics
Multispectral imaging device with no moving parts
Multispectral and spectral imaging is used to collect spatially and spectrally resolved radiance information of a predefined region of space. Devices for imaging are built per specific application, resolution and wavelength requirements. Each image pixel contains spectroscopic data. All the...
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Chemistry and Materials|Physics and Electro-Optics
Near-field imaging devices
Achieving better resolution in microscopy, metrology and lithography is an on going effort that could be realized by either using smaller wavelength illumination sources which is proved to be difficult for technical and economical reasons or using super-resolution - resolving...
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Chemistry and Materials|Physics and Electro-Optics
A method and a device to carry silicon wafers on a controlled layer of high-pressure gas without the need to physically contact the wafer with any hard objects. The method reduces contamination through microscopic particles which are a major concern...
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Physics and Electro-Optics
On-line structural monitoring with mobile laser-ir-photo sensors
Today photogrammetry is a primary method for the remote non-destructive testing of structures. Its disadvantages are high cost of equipment, post-processing of the data, low accuracy and demand in highly skilled personnel. Laser scanning can control geometric parameters of the...
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Physics and Electro-Optics
Optical reconfigurable logic device
In last few years, there is a need for an optical reconfigurable logic device which enables to lay foundations for all-optical networking, wherein the optical packets are routed by ultra-fast smart all-optical switches as well as optical computing devices. The...
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Information and Computer Science|Physics and Electro-Optics
Organic semiconductor technology
Novel technologies targeted at Organic semiconductor fabrication providing reduced cost and enhanced functionality, target markets are OLED, solar and printed electronics Advantages Low cost devices Enables device printing Enhanced performance Applications and Opportunities Printed electronics, display technology, wearables
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Physics and Electro-Optics
Precise “mass balancing procedures” of fast rotating machines while being rotated at slow speeds of rotation. By adding a tunable, controlled external excitation that forces the rotating structure to ‘expose’ the projection of mass imperfection on the deflected structure at...
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Physics and Electro-Optics
Pulsed Er:glass lasers operating at 1.54 µm are especially suited to a variety of applications such as lidar, surgery, and telecommunications. This stems from the fact that its emission wavelength coincides with the so-called eye-safe spectral region, which also corresponds to one...
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Chemistry and Materials|Physics and Electro-Optics
Piezoelectric-ferroelectric actuator device
The capabilities of piezoelectric stacks actuators are still limited in terms of induced strains and travel range due to the materials operational range. They also have reduced resistance to large mechanical loads in the direction of movement. Many piezoelectric materials...
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Physics and Electro-Optics
Piezooelectric devices with obliquely aligned electrodes
There exist many mechanical designs of piezoelectric unimorph actuators that can generate various motions other than conventional in-plane motions. Such devices are used to generate deflections or bending, twisting or torsional motion, and parallel out-of-plane motion, for use in micro-electromechanical...
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Automation, Mobility and Aerospace|Physics and Electro-Optics
Surface Plasmons Polaritons (SPPs) are surface waves that arise at metal-dielectric interfaces when an electromagnetic field oscillates in unison with the free electrons at the surface of the metallic interface constituent. Controlling light on scales much smaller than the light...
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Physics and Electro-Optics
Programming for electronicmemories
Some Multi-Level-Cell memories suffer from nonlinearity in their switching mechanism (e.g., ReRAM). Using fixed programming pulses leads to a non-uniform level distribution and state-dependent programming which burdens the controller and demands a modified programming techniques. In order to deal with...
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Information and Computer Science|Physics and Electro-Optics
Reduction of friction in a piston-cylinder assembly for cryogenic refrigerator
The need for a small, low-power, reliable and inexpensive cryogenic refrigerator is increasing, especially for application in widely distributed IR systems such as binoculars, sights, military and civilian drones, applications to the automotive world such as autonomous vehicle cameras. Friction...
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Physics and Electro-Optics|Sustainability and Energy
RFIC for MIMO OFDM (5-7GHz)
RFIC implementation of a transceiver front end for various applications up to 28Ghz deploying CMOS technology Advantages Enhanced TX/RX isolation utilizing CMOS technology Low cost CMOS implementation Applications and Opportunities Wifi and cellular transceiver ICS
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Information and Computer Science|Physics and Electro-Optics
Room temperature quantum detectors for microwave photons
Quantum radar and quantum communication are new fields in which information is transmitted between two or more points by using single photons, referring to their quantum state (e.g., polarization, or phase) of each photon separately. In this way information can...
Categories:
Information and Computer Science|Physics and Electro-Optics|Security & Defense
Sensitive sensors for new nanoparticle resonance biomedical applications
Optical interrogation of targets enables a non-destructive way by which to extract useful information on critical target parameters. Such methods predominantly employ either angular or spectral interrogation, in which the target is illuminated at different incidence angles or wavelengths, respectively....
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Chemistry and Materials|Physics and Electro-Optics
Sensors for shooting arms detection
Detection of hostile fire in real time in the field is a well-known problem. Modern low intensity conflicts and acts of terrorism are stressing the need for military and law enforcement agencies to locate sporadic sources of hostile fire. The...
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Physics and Electro-Optics|Security & Defense
Shaping electronic wavefunctions
Electron microscopy has become a pivotal tool in numerous fields of study, such as materials science and biology. Scanning Electron Microscopy (SEM) and Transmission Electron Microscopy (TEM) produce images of a sample by scanning it with a focused electron beam...
Categories:
Physics and Electro-Optics
Simple process for forming conductive oxide interfaces
Some insulating oxides can form conducting interfaces. These interfaces consist of a high-density of electrons roughly confined to a 2-dimensional layer (often referred to as 2DEGs) between two insulators, and it can possess unusual electrical properties. These conducting interfaces are...
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Physics and Electro-Optics
Current technologies to detect the development of underground cavities such as sinkholes or cross border smuggling tunnels require complicated and expensive data acquisition techniques. Fiber optics buried at shallow depth enable continuous, distributed monitoring of soil deformations along tens of...
Categories:
Physics and Electro-Optics|Security & Defense
Space-Variant polarization with computer generated subwavelength grating
Forming radially and azimuthally polarized beams can be created by intereferometry, intra cavity summation of two beams or by using space-variant metal stripe gratings. However, all of these methods are either somewhat cumbersome, unstable or have low efficiency. Computer-generated space-variant...
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Chemistry and Materials|Physics and Electro-Optics
Spatially global noise cancellation
Majority of current investigations focus on attenuation of tonal frequencies by active and passive techniques, as well as local noise cancellation at the point of the recipient. However, the anticipated drastic progress on noise reduction can likely stem from sound...
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Automation, Mobility and Aerospace|Physics and Electro-Optics
Sub-10 nm monolithic ferroelectric-semiconductor junction
Selective illumination using a scanning laser probe, is used to convert In2Se3 to In2O3, and achieved spatially resolved distinct optical and electrical properties. The method is used to design of coplanar P/N ferroelectric – semiconducting heterojunction. In addition, In2Se3 can...
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Chemistry and Materials|Physics and Electro-Optics
Super-resolution in optical measurement devices
Modern microscopy techniques used in life sciences enable the recovery of subwavelength features, even though such information is absent in the actual measurements. More specifically, the techniques known as STED, PALM and STORM rely on fluorescence to achieve this resolution...
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Physics and Electro-Optics
Super-resolution microscopy for 3D imaging
Flow cytometry is a high-throughput system enabling the rapid characterization of cellular populations. Compared to traditional imaging methods, this accelerated process makes it possible to collect a sufficient quantity of data needed to analyze even small subpopulation with statistical significance....
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Physics and Electro-Optics
Super-resolution optical microscopy utilizing structured illumination
Standard optical microscopy has a resolution limit of roughly 200nm which is insufficient for modern Biological research. Research of intra-cellular structures requires sub 50nm resolution for dynamic in-vivo studies. Current methods to achieve such resolution are slow or destructive. Illuminating...
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Chemistry and Materials|Pharmaceuticals and Biotechnology|Physics and Electro-Optics
TERA Hz radiation transmitter
The terahertz region of the electromagnetic spectrum, in particular the region of 1-10 THz, is called the “terahertz gap” due to the lack of convenient radiation sources which are either inefficient or require cooling and are not tunable in frequency....
Categories:
Physics and Electro-Optics
Translator detectors and NIR light amplification based on metal lattice field
Curren t IR sensors are based on small band gap materials require cryogenic cooling and usually have low quantum yield, hence are expensive and hard to use. Photonic crystals containing nano particles can transform IR radiation into visible light that...
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Chemistry and Materials|Physics and Electro-Optics
Tuneable IR detectors based on integration of InAsSbN and InAsN active layers
XBn and nBn detectors are based on InAs/AlAsSb/InAs and GaSb/AlAsSb/InAsSb respectively. A drastic reduction in band gap and ability to tune it is achieved by adding small, controlled amounts of nitrides. Nitrides are added to InAs to create InAsN and...
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Physics and Electro-Optics|Security & Defense
Ultrafast microscopy and spectroscopy
Ptychography is a label free, high-contrast imaging technique for live cells using quantitative phase information. It is slow, requires precise preparation and complex systems and has limited resolution. These disadvantages can be overcome using ultrafast (single-shot) Ptychography which employs a...
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Medical Devices|Physics and Electro-Optics
Vertical transistors for display applications
In the field of organic electronics there is a need for high mobility materials. The best mobility is achieved in organic crystals however, these are typically too small even on the scale of a single device let alone for producing...
Categories:
Chemistry and Materials|Physics and Electro-Optics
Wide scale terrestrial imaging of the sky
A variety of spaceborne and airborne instruments have been applied to spatio-angularly sample and image atmospheric radiance. These imaging architectures, however, have a spatial resolution of several Km/ pixel, an angular resolution of approximately 7 angles per view, and their...
Categories:
Automation, Mobility and Aerospace|Information and Computer Science|Physics and Electro-Optics
X-ray radiation source system
High quality energy tunable X-ray sources are important for many applications in various fields of research such as medical diagnostics, material treatment and analysis, food security and many others. Current state-of the-art sources as synchrotron radiation and free-electron laser (FEL)...
Categories:
Medical Devices|Physics and Electro-Optics
