Search Results - "Jaklevic, J. M"
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An approach to rapid protein crystallization using nanodroplets
Published in Journal of applied crystallography (01-04-2002)“…An approach that enables up to a two order of magnitude reduction in the amount of protein required and a tenfold reduction in the amount of time required for…”
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Instrumentation for the Genome Project
Published in Annual review of biomedical engineering (1999)“…Much of the recent rapid progress in large-scale genomic sequencing has been driven by the dramatic improvements both in the area of biological protocols and…”
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Application of robotics and image processing to automated colony picking and arraying
Published in BioTechniques (01-11-1991)“…We describe a system that applies image processing and robotic techniques to automatically pick individual colonies from square petri dishes and array them in…”
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A direct comparison of Ge and Si(Li) detectors in the 2-20 keV range
Published in IEEE Transactions on Nuclear Science (Institute of Electrical and Electronics Engineers); (United States) (01-08-1992)“…The spectral response of high-purity Ge (HPGe) and lithium-drifted Si (Si(Li)) surface barrier detectors of similar geometry has been measured over a range of…”
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Si(Li) detectors with thin dead layers for low energy X-ray detection
Published in IEEE transactions on nuclear science (01-04-1991)“…Regions of incomplete charge collection, or dead layers, are compared for Si(Li) detectors fabricated with Au and Pd entrance-window electrodes. The dead…”
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Effects of interface reactions on electrical characteristics of metal-GaAs contacts
Published in Applied physics letters (20-07-1987)“…Solid-state interface reactions between metal thin films and (100) GaAs substrates at elevated temperatures are studied by conventional and heavy-ion…”
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High-efficiency Detection of 66 000 Da Protein Molecules Using a Cryogenic Detector in a Matrix-assisted Laser Desorption/Ionization Time-of-flight Mass Spectrometer
Published in Rapid communications in mass spectrometry (1996)“…We present the first experimental results obtained using a cryogenically‐cooled Nb–Al2O3–Nb superconductor–insulator–superconductor (SIS) tunnel junction…”
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Solid-phase reactions between (100) GaAs and thin-film refractory metals (Ti, Zr, V, Nb, Cr, Mo, and W)
Published in Applied Physics A Solids and Surfaces (01-10-1987)Get full text
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Resonant Raman scattering as a source of increased background in synchrotron excited x-ray fluorescence
Published in Analytical chemistry (Washington) (01-03-1988)Get full text
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An improved operating mode for a Si(Li) X-ray spectrometer
Published in IEEE Transactions on Nuclear Science (Institute of Electrical and Electronics Engineers); (USA) (01-04-1990)“…A novel technique has been developed for restoring the charge to the feedback capacitor in charge-sensitive preamplifiers. the method, transient-reset, was…”
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High-throughput DNA synthesis in a multichannel format
Published in Nucleic acids research (25-03-1995)“…ABSTRACT We describe an approach to high-throughput parallel DNA synthesis in which a multiwell format is used. The reactions are carried out in open wells…”
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Simultaneous measurement of flight time and energy of large matrix-assisted laser desorption ionization ions with a superconducting tunnel junction detector
Published in Journal of the American Society for Mass Spectrometry (01-10-1997)“…We evaluated a cryogenically cooled superconducting Nb-Al 2O 3-Nb tunnel junction (STJ) for use as a molecular ion detector in a matrix-assisted laser…”
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Test of x-ray fluorescence spectrometry as a method for analysis of the elemental composition of atmospheric aerosols
Published in Analytical chemistry (Washington) (01-09-1973)Get full text
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Nondestructive x-ray fluorescence spectrometry for determination of trace elements along a single strand of hair
Published in Analytical chemistry (Washington) (01-09-1982)Get full text
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Nondestructive X-ray fluorescence spectrometry for determination of trace elements along a single strand of hair
Published in Analytical chemistry (Washington) (01-09-1982)Get full text
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Trace element determination using synchrotron radiation
Published in Analytical chemistry (Washington) (01-04-1986)Get full text
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A .beta.-gage method applied to aerosol samples
Published in Environmental science & technology (01-06-1981)“…An instrument developed for the routine measurement of aerosol mass by using the beta -particle attenuation method is described and evaluated. Factors…”
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Biological trace-element measurements using synchrotron radiation
Published in Biological trace element research (01-04-1987)“…The feasibility of performing X-ray fluorescence trace-element determinations at concentrations substantially below the ppm level for biological materials is…”
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Photon-Excited Energy-Dispersive X-Ray Fluorescence Analysis for Trace Elements
Published in Annual review of nuclear science (01-01-1973)Get full text
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Detection of Low Energy X Rays with Si(Li) Detectors
Published in IEEE transactions on nuclear science (01-01-1971)“…The continuing improvement in energy resolution of semiconductor detector X-ray spectrometers has led to interest in the use of these devices at energies less…”
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