Search Results - Test+and+Measurement

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NONDESTRUCTIVE IMAGING USING A SPLIT-RING RESONATOR SENSING APPARATUS

VALUE PROPOSITION With advances in sensors, numerical modeling, image processing, and material science, a diverse range of diagnostic and prognostic techniques are being developed for assessing structural integrity and reliability. Split-ring resonators (SRRs) have been used in the design of metamaterials, largely due to their frequency selective behavior....
Published: 7/2/2026   |   Inventor(s): Satish Udpa, Lalita Udpa, Saptarshi Mukherjee
Keywords(s):   Category(s): Test and Measurement

MICROSCOPE INCLUDING INTERFEROMETER

VALUE PROPOSITION This technology lies in its ability to provide high-quality, 3D imaging of samples with significant surface offsets from a nominal plane, while maintaining spatial resolution. By employing a microscope with an interferometer and utilizing single-shot, polarization-sensitive detection this system offers advantages over conventional...
Published: 6/30/2026   |   Inventor(s): Marcos Dantus, Sergei Anishchik
Keywords(s):   Category(s): Nanotechnology, Photonics, Test and Measurement

FLEXIBLE SENSOR

VAlue proposition Inflatable structures provide significant volume and weight savings for future space and soft robotic applications. Structural health monitoring of these structures is essential for safe operation, providing early warnings of damage, and measuring structural changes over time. An approach is desired for a single flexible strain...
Published: 6/22/2026   |   Inventor(s): Xiaobo Tan, Mohammed Al-Rubaiai
Keywords(s):   Category(s): Test and Measurement

INDUSTRIAL LASER PULSE METROLOGY

VAlue proposition The present technology is a method and apparatus for measuring the performance of industrial ultrashort‑pulse, diode‑pumped lasers. While these lasers are widely used in high‑power, high‑repetition‑rate applications, users have observed that systems with identical published specifications often deliver very different processing...
Published: 3/18/2026   |   Inventor(s): Marcos Dantus
Keywords(s):   Category(s): Analytical Instruments, Photonics, Test and Measurement

STRUCTURAL HEALTH MONITORING

VAlue proposition This technology can monitor the structural health of pipelines and other structures throughout their lifetime. These sensors do not require a power source, are cheap, and can provide real time updates on every structure where they are applied. Piezoelectric materials produce a measurable charge when acted upon by a force, and do not...
Published: 3/12/2026   |   Inventor(s): Nelson Sepulveda Alancastro, Yunqi Cao, Henry Dsouza
Keywords(s):   Category(s): Analytical Instruments, Mechanical, Test and Measurement

MILLI-RADIAN ULTRAFAST LASER PULSE METROLOGY

VAlue proposition Ultrashort laser pulses have seen widespread use in scientific, medical, and industrial fields. Their degree of coherence is a key feature that dictates the accuracy and amount of noise in its applications. The relative spectral phase within the bandwidth of the pulse needs external methods to measure and control. Controlling the...
Published: 3/11/2026   |   Inventor(s): Marcos Dantus, Jacob Stamm, Jorge Mogrovejo
Keywords(s):   Category(s): Analytical Instruments, Photonics, Test and Measurement

INSPECTION OF INTERNAL SURFACE OF CYLINDRICAL STRUCTURES

VAlue proposition Surface defect inspection, detection, and classification in hollow cylindrical surfaces such as pipes and barrels have a significant impact on the structural integrity of various industrial products. Regular inspection and identification of the faults reduces the likelihood of faults’ aggravation, limits the damaging effects,...
Published: 1/13/2026   |   Inventor(s): Yiming Deng, Mohand Alzuhiri
Keywords(s):   Category(s): Test and Measurement, Data Processing/Analysis, Photonics

EDDY CURRENT SENSOR ARRAY

VAlue proposition Eddy current testing (ECT) is a widely employed nondestructive testing (NDT) technique that utilizes electromagnetic induction to detect surface and subsurface defects in conductive materials. Due to its rapid, contactless nature and high sensitivity to material property variations, ECT has found extensive applications where ensuring...
Published: 1/5/2026   |   Inventor(s): Yiming Deng, Lei Peng
Keywords(s):   Category(s): Analytical Instruments, Test and Measurement

VIBRATION BASED METHOD TO ESTIMATE VISCOSITY AND DENSITY OF FLUIDS AND SOFT-SOLIDS

VAlue proposition In various applications there is a need for viscosity and density measurements of fluids and solids. Resonant sensors for the measurement of rheological properties are often employed in process and condition monitoring. Micro-acoustic MEMS devices such as micro-cantilevers and SAW devices have been previously used for such applications....
Published: 12/23/2025   |   Inventor(s): Sunil Chakrapani, Sarthak Desai
Keywords(s):   Category(s): Agriculture, Chemicals, Manufacturing Equipment, Test and Measurement

AUTOMATED STRUCTURAL DAMAGE DETECTION AND LOCALIZATION USING MECHANICS-INFORMED DATA ANALYSIS

VAlue proposition Structural health monitoring ensures the safety and longevity of structures like buildings and bridges. As the volume and scale of structures and the impact of their failure continue to grow, there is a need for techniques that are scalable, inexpensive, can operate passively without human intervention, and are customized for each...
Published: 3/2/2026   |   Inventor(s): Vishnu Boddeti, Nizar Lajnef, Xuyang Li, Mahdi Masmoudi
Keywords(s):   Category(s): Test and Measurement
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