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Research Output 1900 2019

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2003
40 Citations (Scopus)

Experimental lensless soft-X-ray imaging using iterative algorithms: Phasing diffuse scattering

He, H., Marchesini, S., Howells, M., Weierstall, U., Hembree, G. & Spence, J., Mar 2003, In : Acta Crystallographica Section A: Foundations of Crystallography. 59, 2, p. 143-152 10 p.

Research output: Contribution to journalArticle

Nanostructures
X-Ray Diffraction
Gold
X-Rays
Scattering
1 Citation (Scopus)

Introduction: A Special Issue on Electron Diffraction

Spence, J., Oct 2003, In : Microscopy and Microanalysis. 9, 5, p. 377-378 2 p.

Research output: Contribution to journalArticle

Electron diffraction
electron diffraction
27 Citations (Scopus)

Inversion of X-ray diffuse scattering to images using prepared objects

He, H., Marchesini, S., Howells, M., Weierstall, U., Spence, J., Hau-Riege, S., Noy, A. & Spence, J. C. H., May 2003, In : Physical Review B - Condensed Matter and Materials Physics. 67, 17, p. 1741141-1741143 3 p., 174114.

Research output: Contribution to journalArticle

X ray scattering
Gold
balls
inversions
gold
2 Citations (Scopus)
Electron diffraction
electron diffraction
hydrocarbons
Hydrocarbons
dosage
9 Citations (Scopus)

Materials science: Oxygen in crystals - Seeing is believing

Spence, J., Feb 7 2003, In : Science. 299, 5608, p. 839-841 3 p.

Research output: Contribution to journalArticle

crystal
Oxygen
oxygen
materials science
42 Citations (Scopus)

Nanoring formation by direct-write inorganic electron-beam lithography

Jiang, N., Hembree, G. G., Spence, J., Qiu, J., Garcia de Abajo, F. J. & Silcox, J., Jul 21 2003, In : Applied Physics Letters. 83, 3, p. 551-553 3 p.

Research output: Contribution to journalArticle

lithography
electron beams
rings
high energy electrons
silicates

New tools for imaging, spectroscopy and diffraction from nanostructures

Spence, J., 2003, In : Microscopy and Microanalysis. 9, SUPPL. 3, p. 58-59 2 p.

Research output: Contribution to journalArticle

Nanostructures
Diffraction
Spectroscopy
Imaging techniques
diffraction
10 Citations (Scopus)

On the Consistency of QCBED Structure Factor Measurements for TiO 2 (Rutile)

Jiang, B., Zuo, J. M., Friis, J. & Spence, J., Oct 2003, In : Microscopy and Microanalysis. 9, 5, p. 457-467 11 p.

Research output: Contribution to journalArticle

rutile
X rays
x rays
Multiple scattering
X ray crystallography
3 Citations (Scopus)
Crystallography
crystallography
Electrons
Electron microscopes
electron microscopes
11 Citations (Scopus)

Quantitative Convergent Beam Electron Diffraction Measurements of Low-Order Structure Factors in Copper

Friis, J., Jiang, B., Spence, J. & Holmestad, R., Oct 2003, In : Microscopy and Microanalysis. 9, 5, p. 379-389 11 p.

Research output: Contribution to journalArticle

Electron diffraction
electron diffraction
Copper
copper
High energy electron diffraction
8 Citations (Scopus)

Solving non-periodic structures using direct methods: Phasing diffuse scattering

Spence, J., Wu, J. S., Giacovazzo, C., Carrozzini, B., Cascarano, G. L. & Padmore, H. A., May 2003, In : Acta Crystallographica Section A: Foundations of Crystallography. 59, 3, p. 255-261 7 p.

Research output: Contribution to journalArticle

Aurothioglucose
X-Rays
Scattering
Crystallography
scattering

Strain analysis of InxGa(1-x)N/GaN films by CBIM toward quantification

Jiang, B., Geng, L. J., Ponce, F. & Spence, J., 2003, In : Microscopy and Microanalysis. 9, SUPPL. 2, p. 860-861 2 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Structure and bonding in α-copper phthalocyanine by electron diffraction

Wu, J. S. & Spence, J., Sep 2003, In : Acta Crystallographica Section A: Foundations of Crystallography. 59, 5, p. 495-505 11 p.

Research output: Contribution to journalArticle

Electron diffraction
electron diffraction
Electrons
Copper
Biomechanical Phenomena
14 Citations (Scopus)

Three-dimensional diffractive imaging for crystalline monolayers with one-dimensional compact support

Spence, J., Weierstall, U., Fricke, T. T., Glaeser, R. M. & Downing, K. H., Oct 2003, In : Journal of Structural Biology. 144, 1-2, p. 209-218 10 p.

Research output: Contribution to journalArticle

Three-Dimensional Imaging
Electrons
Noise
Cryoelectron Microscopy
Crystallography

Tomographic diffractive imaging. STEM lithography for nanorings

Spence, J. & Weierstall, U., 2003, In : Microscopy and Microanalysis. 9, SUPPL. 2, p. 6-7 2 p.

Research output: Contribution to journalArticle

Nanorings
Lithography
lithography
Imaging techniques
1 Citation (Scopus)

Tomographic diffractive imaging of monolayer crystals at atomic resolution with one-dimensional compact support

Weierstall, U., Spence, J. & Hembree, G., 2003, In : Optics Express. 11, 19, p. 2335-2343 9 p.

Research output: Contribution to journalArticle

slabs
crystals
labor
diffraction
data acquisition
486 Citations (Scopus)

X-ray image reconstruction from a diffraction pattern alone

Marchesini, S., He, H., Chapman, H. N., Hau-Riege, S. P., Noy, A., Howells, M. R., Weierstall, U. & Spence, J., Oct 2003, In : Physical Review B - Condensed Matter and Materials Physics. 68, 14, p. 1401011-1401014 4 p., 140101.

Research output: Contribution to journalArticle

image reconstruction
Image reconstruction
Diffraction patterns
Lenses
diffraction patterns
2002
3 Citations (Scopus)

Achieving atomic resolution

Spence, J., 2002, In : Materials Today. 5, 3, p. 20-33 14 p.

Research output: Contribution to journalArticle

High resolution electron microscopy
electron microscopy
high resolution
Aluminum Oxide
Defect structures

Anisotropic excitons in (formula presented) from orientation-dependent electron-energy-loss spectroscopy

Jiang, N., Jiang, B., Spence, J., Yu, R. C., Li, S. C. & Jin, C. Q., Jan 1 2002, In : Physical Review B - Condensed Matter and Materials Physics. 66, 17, p. 1-4 4 p.

Research output: Contribution to journalArticle

Electron energy loss spectroscopy
Excitons
Crystal orientation
Energy dissipation
energy dissipation
19 Citations (Scopus)

Anisotropic excitons in MgB2 from orientation-dependent electron-energy-loss spectroscopy

Jiang, N., Jiang, B., Spence, J., Yu, R. C., Li, S. C. & Jin, C. Q., Nov 1 2002, In : Physical Review B - Condensed Matter and Materials Physics. 66, 17, p. 1725021-1725024 4 p., 172502.

Research output: Contribution to journalArticle

Electron energy loss spectroscopy
Excitons
Crystal orientation
Energy dissipation
energy dissipation
123 Citations (Scopus)

Electron holography of field-emitting carbon nanotubes

Cumings, J., Zettl, A., McCartney, M. & Spence, J., Feb 4 2002, In : Physical Review Letters. 88, 5, p. 568041-568044 4 p.

Research output: Contribution to journalArticle

holography
nanotubes
carbon nanotubes
electric fields
field emission
96 Citations (Scopus)

Image reconstruction from electron and X-ray diffraction patterns using iterative algorithms: Experiment and simulation

Weierstall, U., Chen, Q., Spence, J., Howells, M. R., Isaacson, M. & Panepucci, R. R., 2002, In : Ultramicroscopy. 90, 2-3, p. 171-195 25 p.

Research output: Contribution to journalArticle

image reconstruction
Image reconstruction
Electron diffraction
Diffraction patterns
diffraction patterns
7 Citations (Scopus)
Anthracene
anthracene
Biomechanical Phenomena
Electron diffraction
Kinematics
24 Citations (Scopus)

Long-range structural fluctuations in a CaO-Al2O3-2SiO2 glass observed by spatially resolved near-edge spectroscopy

Jiang, N., Qiu, J. & Spence, J., Aug 1 2002, In : Physical Review B - Condensed Matter and Materials Physics. 66, 5, p. 542031-542035 5 p., 054203.

Research output: Contribution to journalArticle

Spectroscopy
Glass
glass
spectroscopy
Energy dissipation
15 Citations (Scopus)

One-step synthesis and structure of an oligo(spiro-orthocarbonate)

Vodak, D. T., Braun, M., Iordanidis, L., Plévert, J., Stevens, M., Beck, L., Spence, J., O'Keeffe, M. & Yaghi, O. M., May 8 2002, In : Journal of the American Chemical Society. 124, 18, p. 4942-4943 2 p.

Research output: Contribution to journalArticle

Powder Diffraction
X-Ray Diffraction
Electrons
Crystalline materials
Rietveld analysis
19 Citations (Scopus)

Orbital ordering in LaMnO3: Estimates of structure factors and comparison of measurement methods

Jiang, B., Zuo, J. M., Chen, Q. & Spence, J., 2002, In : Acta Crystallographica Section A: Foundations of Crystallography. 58, 1, p. 4-11 8 p.

Research output: Contribution to journalArticle

Electron diffraction
Electrons
orbitals
estimates
X rays
1 Citation (Scopus)

Ordering energies and occupancies in doped TiAl, and dedicated ALCHEMI instrumentation

Spence, J., Jiang, N. & Weierstall, U., Aug 2002, In : Microscopy and Microanalysis. 8, 4, p. 241-246 6 p.

Research output: Contribution to journalArticle

energy
interstitials
Intermetallics
intermetallics
hardware
70 Citations (Scopus)
Iterative methods
Electron diffraction
Diffraction
Recovery
electron diffraction
13 Citations (Scopus)

Polarity determination by atomic location by channeling-enhanced microanalysis

Jiang, N., Eustis, T. J., Cai, J., Ponce, F., Spence, J. & Silcox, J., Jan 21 2002, In : Applied Physics Letters. 80, 3, p. 389-391 3 p.

Research output: Contribution to journalArticle

microanalysis
polarity
electron flux density
thin films
predictions
39 Citations (Scopus)

Quantitative analysis of the electrostatic potential in rock-salt crystals using accurate electron diffraction data

Tsirelson, V. G., Avilov, A. S., Lepeshov, G. G., Kulygin, A. K., Stahn, J., Pietsch, U. & Spence, J., May 31 2002, In : Journal of Physical Chemistry B. 105, 21, p. 5068-5074 7 p.

Research output: Contribution to journalArticle

halites
Electron diffraction
quantitative analysis
Electrostatics
electron diffraction
6 Citations (Scopus)

Resonance effect in ELNES from perovskite-type manganites BiMnO3 and LaMnO3

Murakami, Y., Shindo, D., Kikuchi, M., Zuo, J. M. & Spence, J., 2002, In : Journal of Electron Microscopy. 51, 2, p. 99-103 5 p.

Research output: Contribution to journalArticle

Manganites
Perovskite
Electrons
Oxygen
oxygen atoms
4 Citations (Scopus)

Spaced-out electrons

Spence, J., Jul 25 2002, In : Nature. 418, 6896

Research output: Contribution to journalArticle

Electrons
Photons
4 Citations (Scopus)

Structure analysis of polymerized phospholipid bilayer by TED and Direct Methods

Stevens, M., Longo, M., Dorset, D. L. & Spence, J., 2002, In : Ultramicroscopy. 90, 4, p. 265-272 8 p.

Research output: Contribution to journalArticle

transferred electron devices
Langmuir Blodgett films
Phospholipids
Langmuir-Blodgett films
Electron diffraction

Structure factor phase and amplitude measurement in AIN by QCBED

Jiang, B. & Spence, J., 2002, In : Microscopy and Microanalysis. 8, SUPPL. 2, p. 650-651 2 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Synchrotron soft X-ray and field-emission electron sources: A comparison

Spence, J. & Howells, M. R., Dec 2002, In : Ultramicroscopy. 93, 3-4, p. 213-222 10 p.

Research output: Contribution to journalArticle

Electron sources
electron sources
Synchrotrons
Field emission
field emission
2001
8 Citations (Scopus)

Atomic string holography

Spence, J. & Koch, C., Jun 11 2001, In : Physical Review Letters. 86, 24, p. 5510-5513 4 p.

Research output: Contribution to journalArticle

holography
strings
scattering
crystals
7 Citations (Scopus)

Experimental evidence for dislocation core structures in silicon

Spence, J. & Koch, C., Nov 3 2001, In : Scripta Materialia. 45, 11, p. 1273-1278 6 p.

Research output: Contribution to journalArticle

Multiple scattering
Embrittlement
Silicon
Electron diffraction
Intermetallics
5 Citations (Scopus)

Holograms of atoms

Spence, J., Apr 26 2001, In : Nature. 410, 6832, p. 1037-1040 4 p.

Research output: Contribution to journalArticle

Holography
Three-Dimensional Imaging
X Ray Crystallography
Electrons
10 Citations (Scopus)

Inversion of dynamical electron scattering to obtain the crystal potential using data from two thicknesses

Allen, L. J., Koch, C., Oxley, M. P. & Spence, J., 2001, In : Acta Crystallographica Section A: Foundations of Crystallography. 57, 4, p. 473-474 2 p.

Research output: Contribution to journalArticle

Electron scattering
Multiple scattering
electron scattering
slabs
Electrons
15 Citations (Scopus)

Lensless imaging: A workshop on 'new approaches to the phase problem for non-periodic objects'

Spence, J., Howells, M., Marks, L. D. & Miao, J., 2001, In : Ultramicroscopy. 90, 1, p. 1-6 6 p.

Research output: Contribution to journalArticle

X ray optics
mathematics
Aberrations
Diffraction patterns
Electron microscopy
7 Citations (Scopus)

Microstructure of La1-XCaxMnO3 studied by transmission electron microscopy

Chen, Q., Tao, J., Zuo, J. M. & Spence, J., Oct 2001, In : Journal of Materials Research. 16, 10, p. 2959-2965 7 p.

Research output: Contribution to journalArticle

antiphase boundaries
grinding
Colossal magnetoresistance
Transmission electron microscopy
transmission electron microscopy
1 Citation (Scopus)

New approaches to the imaging of surface potentials

Weierstall, U., Hembree, G. G. & Spence, J., Nov 26 2001, In : Journal of Physics Condensed Matter. 13, 47, p. 10665-10675 11 p.

Research output: Contribution to journalArticle

Reflection high energy electron diffraction
Surface potential
Imaging techniques
quantitative analysis
recording
8 Citations (Scopus)
Multiple scattering
Scattering
scattering
Electron beams
Activation energy
12 Citations (Scopus)

Toward a practical X-ray Fourier holography at high resolution

Howells, M. R., Jacobsen, C. J., Marchesini, S., Miller, S., Spence, J. & Weierstall, U., 2001, In : Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 467-468, PART II, p. 864-867 4 p.

Research output: Contribution to journalArticle

Holography
holography
Fourier transforms
X rays
high resolution
2000
9 Citations (Scopus)

Experimental measurement of electron diffuse scattering in magnetite using energy-filter and imaging plates

Zuo, J. M., Pacaud, J., Hoier, R. & Spence, J., Oct 2000, In : Micron. 31, 5, p. 527-532 6 p.

Research output: Contribution to journalArticle

Ferrosoferric Oxide
Electron scattering
Magnetite
Electron diffraction
magnetite
32 Citations (Scopus)

Inelastic scattering and holography

Van Dyck, D., Lichte, H. & Spence, J., Apr 2000, In : Ultramicroscopy. 81, 3-4, p. 187-194 8 p.

Research output: Contribution to journalArticle

Inelastic scattering
Holography
holography
inelastic scattering
Electron sources
12 Citations (Scopus)

Modelling of HREM and nanodiffraction for dislocation kinks and core reconstruction

Koch, C., Spence, J., Zorman, C., Mehregany, M. & Chung, J., Dec 11 2000, In : Journal of Physics Condensed Matter. 12, 49, p. 10175-10183 9 p.

Research output: Contribution to journalArticle

High resolution electron microscopy
Transmission electron microscopy
Aberrations
Electron diffraction
Surface roughness
21 Citations (Scopus)

On closed-shell interactions, polar covalences, d shell holes, and direct images of orbitals: The case of cuprite

Zuo, J. M., O'Keeffe, M., Kim, M. & Spence, J., Nov 3 2000, In : Angewandte Chemie - International Edition. 39, 21, p. 3791-3794 4 p.

Research output: Contribution to journalArticle

Charge density
Charge transfer
X rays
19 Citations (Scopus)

Parametric X-ray radiation and coherent Bremsstrahlung from nonrelativistic electrons in crystals

Feranchuk, I. D., Ulyanenkov, A., Harada, J. & Spence, J., Sep 2000, In : Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics. 62, 3 B, p. 4225-4234 10 p.

Research output: Contribution to journalArticle

bremsstrahlung
Crystal
Radiation
Electron
radiation
4 Citations (Scopus)

Surface structural sensitivity of convergent-beam RHEED: Si (001) 2x1 models compared with dynamical simulations

Zuo, J. M., Weierstall, U., Peng, L. M. & Spence, J., Apr 2000, In : Ultramicroscopy. 81, 3-4, p. 235-244 10 p.

Research output: Contribution to journalArticle

Reflection high energy electron diffraction
sensitivity
simulation
Multiple scattering
Silicon