Search Results - "IRWIN, Kent D"
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Synthesis of a copper-supported triplet nitrene complex pertinent to copper-catalyzed amination
Published in Science (American Association for the Advancement of Science) (13-09-2019)“…Terminal copper-nitrenoid complexes have inspired interest in their fundamental bonding structures as well as their putative intermediacy in catalytic…”
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2
Depth-dependent valence stratification driven by oxygen redox in lithium-rich layered oxide
Published in Nature communications (11-12-2020)“…Lithium-rich nickel-manganese-cobalt (LirNMC) layered material is a promising cathode for lithium-ion batteries thanks to its large energy density enabled by…”
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3
Use of Transition Models to Design High Performance TESs for the LCLS-II Soft X-Ray Spectrometer
Published in IEEE transactions on applied superconductivity (01-08-2019)“…We are designing an array of transition-edge sensor (TES) microcalorimeters for a soft X-ray spectrometer at the Linac Coherent Light Source at SLAC National…”
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4
The Atacama Cosmology Telescope: the stellar content of galaxy clusters selected using the Sunyaev-Zel'dovich effect
Published in Monthly notices of the Royal Astronomical Society (11-11-2013)“…We present a first measurement of the stellar mass component of galaxy clusters selected via the Sunyaev-Zel'dovich (SZ) effect, using 3.6 and 4.5 μm…”
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5
Evidence of galaxy cluster motions with the kinematic Sunyaev-Zel'dovich effect
Published in Physical review letters (23-07-2012)“…Using high-resolution microwave sky maps made by the Atacama Cosmology Telescope, we for the first time present strong evidence for motions of galaxy clusters…”
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6
Surface-to-Bulk Redox Coupling through Thermally Driven Li Redistribution in Li- and Mn-Rich Layered Cathode Materials
Published in Journal of the American Chemical Society (31-07-2019)“…Li- and Mn-rich (LMR) layered cathode materials have demonstrated impressive capacity and specific energy density thanks to their intertwined redox centers…”
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Proximity-coupled Ti/TiN multilayers for use in kinetic inductance detectors
Published in Applied physics letters (10-06-2013)“…We apply the superconducting proximity effect in TiN/Ti multi-layer films to tune the critical temperature, TC, to within 10 mK with high uniformity (less than…”
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8
THE GISMO TWO-MILLIMETER DEEP FIELD IN GOODS-N
Published in The Astrophysical journal (20-07-2014)“…We present deep continuum observations using the GISMO camera at a wavelength of 2 mm centered on the Hubble Deep Field in the GOODS-N field. These are the…”
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9
High-resolution gamma-ray spectroscopy with a microwave-multiplexed transition-edge sensor array
Published in Applied physics letters (11-11-2013)“…We demonstrate very high resolution photon spectroscopy with a microwave-multiplexed two-pixel transition-edge sensor (TES) array. We measured a 153Gd photon…”
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10
Performance of a Broad-Band, High-Resolution, Transition-Edge Sensor Spectrometer for X-ray Astrophysics
Published in IEEE transactions on applied superconductivity (01-08-2021)“…Future X-ray astrophysics experiments require multiplexed readout of high fill-factor, kilo-pixel arrays of transition-edge sensors (TESs), with very high…”
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Hybrid X‑ray Spectroscopy-Based Approach To Acquire Chemical and Structural Information of Single-Walled Carbon Nanotubes with Superior Sensitivity
Published in Journal of physical chemistry. C (14-03-2019)“…High-resolution nondestructive chemical analysis of both bulk and surface of application-ready carbon nanomaterials is needed to connect the material…”
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Mitigation of Finite Bandwidth Effects in Time-Division-Multiplexed SQUID Readout of TES Arrays
Published in IEEE transactions on applied superconductivity (01-08-2021)“…Time division multiplexing (TDM) is being developed as the readout technology of the X-ray integral field unit (X-IFU), a 3,168-pixel X-ray transition-edge…”
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Journal Article Conference Proceeding -
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Two-Level Switches for Advanced Time-Division Multiplexing
Published in IEEE transactions on applied superconductivity (01-08-2019)“…Superconducting quantum interference device (SQUID)-based time-division multiplexing (TDM) is a mature and widely implemented technology used to read out…”
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High-Throughput, DC-Parametric Evaluation of Flux-Activated-Switch-Based TDM and CDM SQUID Multiplexers
Published in IEEE transactions on applied superconductivity (01-08-2019)“…The successful realization and broad deployment of transition edge sensor (TES)-based detector systems has led to significant demand for time-division and…”
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Prototype phantoms for characterization of ultralow field magnetic resonance imaging
Published in Magnetic resonance in medicine (01-12-2014)“…Purpose Prototype phantoms were designed, constructed, and characterized for the purpose of calibrating ultralow field magnetic resonance imaging (ULF MRI)…”
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THE ATACAMA COSMOLOGY TELESCOPE: A MEASUREMENT OF THE PRIMORDIAL POWER SPECTRUM
Published in The Astrophysical journal (10-04-2012)“…We present constraints on the primordial power spectrum of adiabatic fluctuations using data from the 2008 Southern Survey of the Atacama Cosmology Telescope…”
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Superconducting calorimetric alpha particle sensors for nuclear nonproliferation applications
Published in Applied physics letters (22-09-2008)“…Identification of trace nuclear materials is usually accomplished by alpha spectrometry. Current detectors cannot distinguish critical elements and isotopes…”
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Digital readouts for large microwave low-temperature detector arrays
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-04-2006)“…Over the last several years many different types of low-temperature detectors (LTDs) have been developed that use a microwave resonant circuit as part of their…”
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Bandwidth and Dynamic Range of a Widely Tunable Josephson Parametric Amplifier
Published in IEEE transactions on applied superconductivity (01-06-2009)“…We characterize the signal bandwidth and dynamic range of a recently developed type of Josephson parametric amplifier. These amplifiers consist of a series…”
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Journal Article Conference Proceeding -
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SQUIDs and Transition-Edge Sensors
Published in Journal of superconductivity and novel magnetism (01-06-2021)“…In 1988, I begin as a graduate student in Blas Cabrera’s group at Stanford University. I was drawn by the group’s focus on fundamental physics questions using…”
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