Search Results - "LaLumondiere, Stephen"
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Mapping the Spatial Dependence of Charge-Collection Efficiency in Semiconductor Devices Using Pulsed-Laser Testing
Published in IEEE transactions on nuclear science (01-05-2021)“…By scanning the charge-deposition profile produced by a pulsed laser throughout a device, the spatially dependent charge-collection efficiency (CCE) can be…”
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2
Electrical and Optical Characterization of Surface Passivation in GaAs Nanowires
Published in Nano letters (12-09-2012)“…We report a systematic study of carrier dynamics in Al x Ga1–x As-passivated GaAs nanowires. With passivation, the minority carrier diffusion length (L diff)…”
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A Comparison of Total-Ionizing-Dose Effects in Silicon and Silicon-Nitride Waveguides
Published in IEEE transactions on nuclear science (01-08-2024)“…The total-ionizing-dose (TID) responses of silicon and low-loss silicon-nitride (SiN) integrated waveguides are evaluated. Mach-Zehnder interferometers (MZIs),…”
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Direct Measurement of Total-Ionizing-Dose-Induced Phase Shifts in Commercially Available, Integrated Silicon-Photonic Waveguides
Published in IEEE transactions on nuclear science (01-08-2023)“…In this work, integrated silicon photonic waveguides are exposed to ionizing radiation. A micro-beam X-ray source was utilized to deliver an isolated dose to a…”
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New Approach for Pulsed-Laser Testing That Mimics Heavy-Ion Charge Deposition Profiles
Published in IEEE transactions on nuclear science (01-01-2020)“…A novel approach for two-photon absorption (TPA) pulsed-laser testing produces extended charge deposition profiles that are analogous to those produced by…”
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Using Bessel beams and two-photon absorption to predict radiation effects in microelectronics
Published in Optics express (23-12-2019)“…Pulsed-laser testing is an attractive tool for studying space-based radiation effects in microelectronics because it provides a high degree of spatial…”
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Comparison of Single-Event Transients in an Epitaxial Silicon Diode Resulting From Heavy-Ion-, Focused X-Ray-, and Pulsed Laser-Induced Charge Generation
Published in IEEE transactions on nuclear science (01-05-2021)“…Heavy-ion, focused X-ray, and pulsed laser single-event transient (SET) experiments are performed on a silicon epitaxial diode. Collected charge, transient…”
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Single-Event Transients in SiGe HBTs Induced by Pulsed X-Ray Microbeam
Published in IEEE transactions on nuclear science (01-01-2020)“…This article presents an experimental study of single-event transients (SETs) induced by pulsed X-rays in SiGe heterojunction bipolar transistors (HBTs)…”
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Investigating Pulsed X-ray Induced SEE in Analog Microelectronic Devices
Published in IEEE transactions on nuclear science (01-12-2015)“…We investigate analog single event transient (ASET) generation in an LM124 operational amplifier using focused pulsed x-rays and 800 nm femtosecond laser…”
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10
Application of a Focused, Pulsed X-ray Beam for Total Ionizing Dose Testing of Bipolar Linear Integrated Circuits
Published in IEEE transactions on nuclear science (01-01-2018)“…We demonstrate the utility of focused, pulsed X-rays for investigating localized total ionizing dose effects in bipolar analog integrated circuits. Using the…”
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Comparison of Single Event Transients Generated by Short Pulsed X-Rays, Lasers and Heavy Ions
Published in IEEE transactions on nuclear science (01-12-2014)“…We report an experimental study of the transients generated by pulsed x-rays, heavy ions, and different laser wavelengths in a Si p-i-n photodiode. We compare…”
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12
Single Event Transients Induced by Picosecond Pulsed X-Ray Absorption in III-V Heterojunction Transistors
Published in IEEE transactions on nuclear science (01-12-2012)“…We perform measurements which show that focused, picosecond pulses of x-rays can be used to generate single event transients (SET) in a GaAs heterostructure…”
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13
Total-Ionizing-Dose Effects in Integrated Silicon Phase Shifters Using Localized X-Ray Pulses
Published in IEEE transactions on nuclear science (09-11-2024)“…This study investigates the effects of total ionizing dose (TID) damage on silicon photonic (SiPh) phase shifters using Mach-Zehnder modulators (MZMs). By…”
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14
A "space experiment" examining the response of a geosynchronous quartz crystal oscillator to various levels of solar activity
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-03-2003)“…Viewing the frequency history of the high-quality quartz crystal oscillator onboard Milstar FLT-1 as a "space experiment," we have examined the response of the…”
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15
A TID and SEE Radiation-Hardened, Wideband, Low-Noise Amplifier
Published in IEEE transactions on nuclear science (01-12-2006)“…We have developed a radiation-hardened, highly linear, wideband, low-noise amplifier (LNA) with programmable gain to serve as the front-end of a plasma-wave…”
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Single-Event Effects in the Peripheral Circuitry of a Commercial Ferroelectric Random Access Memory
Published in IEEE transactions on nuclear science (01-08-2018)“…This paper identifies the failure modes of a commercial 130-nm ferroelectric random access memory. The devices were irradiated with heavy-ion and pulsed…”
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Investigation of Single-Event Transients in AlGaN/GaN MIS-Gate HEMTs Using a Focused X-Ray Beam
Published in IEEE transactions on nuclear science (01-01-2019)“…Focused, pulsed X-rays are used to generate single-event transients (SETs) in metal-insulator-semiconductor (MIS)-gate AlGaN/GaN high-electron-mobility…”
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Application of a Focused, Pulsed X-Ray Beam to the Investigation of Single-Event Transients in Al0.3Ga0.7N/GaN HEMTs
Published in IEEE transactions on nuclear science (01-01-2017)“…A focused, pulsed x-ray beam was used to compare SET characteristics in pristine and proton-irradiated Al 0.3 Ga 0.7 N/GaN HEMTs. Measured SET amplitudes and…”
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Electrical and Optical Characterization of Surface Passivation in GaAs Nanowires
Published in Nano letters (12-01-2012)Get full text
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Carrier dynamics in catastrophic optical bulk damaged InGaAs-AlGaAs strained QW broad-area lasers
Published in CLEO: 2011 - Laser Science to Photonic Applications (01-05-2011)“…We investigated catastrophic optical bulk damage in high power broad-area InGaAs strained quantum well lasers with windowed n-contacts using time-resolved EL…”
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