← Back to Chip Foundry Services

Glossary

3,538 technical terms and definitions

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z All
Showing page 47 of 71 (3,538 entries)

Quantum Dot

quantum dot semiconductor, quantum confinement, nanocrystal, QD display

Quantum dot. is a nanoscale structure that confines electrons and holes in all three spatial dimensions, producing discrete, atom-like energy states. Colloidal semiconductor…

Quantum Dot Semiconductor

quantum dot display, qdled, quantum confinement, nanocrystal semiconductor

Quantum Dot Semiconductors are the nanometer-scale semiconductor crystals (typically 2-10 nm diameter) that exhibit quantum confinement effects — where the crystal is so small…

Quantum Dot Transistors

single electron transistor set, coulomb blockade device, quantum dot fabrication, quantum computing qubit

A quantum-dot transistor confines charge carriers to a nanometer-scale semiconductor island small enough that the electron wavefunction is squeezed in all three dimensions…

Quantum Electrodynamic Cavity Qed Polariton Semiconductor

jaynes cummings cavity hamiltonian microcavity, exciton polariton strong coupling rabi splitting, photonic crystal cavity Purcell effect laser, quantum optics semiconductor emitter decay

Quantum Electrodynamic Cavity QED Formalism, Exciton-Polariton Physics, and Strong Light-Matter Coupling in Microcavity Structures 1. Introduction: The Jaynes-Cummings Model…

Quantum Hamiltonian

hamiltonian operator quantum mechanics, quantum energy operator, quantum system generator, semiconductor quantum hamiltonian, device hamiltonian modeling, quantum operator spectrum

A quantum Hamiltonian is the self-adjoint generator of time evolution and the operator whose spectral structure organizes stationary energies, transitions, symmetries…

Quantum Mechanics

quantum physics fundamentals, wavefunction, schrodinger equation, quantum states, quantum measurement, uncertainty principle, quantum mechanics semiconductor, quantum confinement

Quantum mechanics is the predictive framework for matter and radiation when amplitudes, quantization, interference, and measurement cannot be replaced by classical trajectories.…

Quantum-Metrology-Sensing Machine Learning

quantum metrology sensing, quantum metrology, metrology sensing

Quantum Metrology Sensing Introduction & Motivation Quantum Metrology Sensing addresses a central problem in quantum process control and parameter-estimation-quantum prediction…

Quantum Yield

lithography

Quantum yield in lithography is a fundamental photochemical efficiency parameter that defines the probability that an absorbed photon successfully triggers the desired…

Quasi-Steady-State Photoconductance

qsspc, metrology

Quasi-Steady-State Photoconductance (QSSPC) is a contactless photoconductance measurement technique that uses a slowly decaying flash of light and an inductive RF coil to measure…

Radar

automotive radar, fmcw radar, 77ghz radar, radar chip design, mimo radar

Radar (Radio Detection And Ranging) uses transmitted electromagnetic waves and their echoes to detect, locate, and characterize targets. Modern automotive and military radar…

Radiation Hardened Electronics

total ionizing dose tid, single event effect see, latch-up prevention rad hard, space qualified semiconductor

Radiation-Hardened Semiconductor Devices is the technology designing circuits and devices to withstand space radiation effects — including total ionizing dose (TID) degradation…

Radiation Hardened Electronics Design

space grade semiconductor, single event effects mitigation, total ionizing dose tolerance, rad hard chip fabrication

Radiation Hardened Electronics for Space — Designing Semiconductors to Survive Extreme Radiation Environments Radiation hardened (rad-hard) electronics are specifically designed…

Raman Mapping

raman stress mapping, raman wafer mapping, micro raman mapping, raman composition mapping

Raman spectroscopy turns a tiny fraction of laser light scattered by a semiconductor into a fingerprint of its lattice vibrations. In a fab or failure-analysis lab, the useful…

Raman Spectroscopy

semiconductor raman spectroscopy, raman stress measurement, raman strain metrology, raman crystal quality

Raman spectroscopy turns a tiny fraction of laser light scattered by a semiconductor into a fingerprint of its lattice vibrations. In a fab or failure-analysis lab, the useful…

Ramp Rate

packaging

Ramp rate is the rate of temperature increase or decrease during reflow profile transitions that influences thermal stress, flux behavior, and joint quality - it is a key dynamic…

Random Defects

metrology

Random defects are unpredictable particle-induced failures — caused by airborne particles, contamination, or random events that create scattered failures across the wafer without…

Random Signature

metrology

Spectroscopic ellipsometry and inline optical wafer metrology constitute the non-destructive physical measurement and defect detection disciplines that govern yield control across…

Random Yield Loss

production, Poisson yield model, Murphy yield model, negative binomial model, defect density, die area yield, chiplet yield benefit, cleanroom particle control, fundamental yield floor

Random yield loss is yield loss caused by defects that land at genuinely random locations across a wafer — particles, contamination, isolated crystal defects — rather than at any…

Rapid Thermal Anneal

rta process, annealing semiconductor, thermal processing

Ion implantation, atomic doping profile engineering, and advanced millisecond thermal annealing constitute the fundamental semiconductor manufacturing disciplines required…