Andrew Preston

Scrambler 2012

Take that, Zynga

Find all possible words in a given scramble game.

Available in
Python
Javascript (with d3 visualizations)

Publons 2011 -

The Future of Academic Publishing

An attempt to decouple the peer-review system from journals by allowing academics to review, rate, and discuss any publication.

Built with
Python/Django
AWS
Postgres
Javascript/jQuery

Circa Diem About the Day

Android app

A home screen widget that displays your age in days, and suggests days of interest based on queries to my web service.

Built with
Java/Android
Python/Django

Postdoc 2009 - 2011

Beamline scientist at Boston University

Spectroscopic techniques
X-ray absorption
Resonant x-ray emission
Angle-resolved photoemission
Beamline scientist
Maintained beamline X1B at the National Synchrotron Light Source, Brookhaven National Lab
Managed and trained a small team of PhD students and postdocs

iProfit 2010

Online algorithmic arbitrage system

Traded profitably on iPredict for some time

Built with
Python

PhD 2006 - 2009

The Electronic Structure of the Rare-Earth Nitrides at Victoria University of Wellington

Crystal growth
Thermally evaporated epitaxy
Pulsed laser deposition
Electronic structure characterization
Resistivity, x-ray diffraction
Optical spectroscopy (Raman, elipsometry, FTIR, &c.)
Soft x-ray spectroscopy

GeoPicnic coming soon

Gourmet geocaching

The airbnb of geocaching. A market for locals to sell "premium" geocache-based adventures to travellers.

Download the zip, or get the BibTeX

# Title Date Citation pdf Publons
22 Electronic structure of EuN: Growth, spectroscopy, and theory Dec 2011 Phys. Rev. B 84, 235120 (2011)
21 Maximum entropy deconvolution of resonant inelastic x-ray scattering spectra Dec 2011 Phys. Rev. B 84, 235111 (2011)
20 Orbital anisotropy and low-energy excitations of the quasi-one-dimensional conductor β-Sr0.17V2O5 May 2011 Phys. Rev. B 84, 155103 (2011)
19 First-principles calculation of resonant x-ray emission spectra applied to ZnO May 2011 Phys. Rev. B 83, 205106 (2011)
18 Soft x-ray spectroscopic study of the ferromagnetic insulator V0.82Cr0.18O2 Dec 2010 Phys. Rev. B 82, 235103 (2010)
17 Direct evidence of metallicity at ZnO (0001)-(1x1) surfaces from angle-resolved photoemission spectroscopy June 2010 Phys. Rev. B. 81, 233305 (2010)
16 Tunable electrical and optical properties of hafnium nitride thin films Feb 2010 Appl. Phys. Lett. 96, 071914 (2010)
15 Electronic structure of Cu-TFAC from XXS and DFT Feb 2010 Phys. Chem. Chem. Phys. 12, 3171
14 Electronic structure of the rare-earth nitrides (PhD thesis) Jan 2010 Victoria University of Wellington
13 Electronic band structure information of GdN extracted from x-ray absorption and emission spectroscopy Jan 2010 Appl. Phys. Lett. 96, 032101 (2010)
12 Magnetic properties of ErN films Jan 2010 J. Magn. Magn. Mater. 322, 1973
11 Electronic structure of C60/Phthalocyanine/ITO interfaces studied using soft x-ray spectroscopies Jan 2010 J. Phys. Chem. C 114, 1928 (2010)
10 Growth and properties of epitaxial GdN Sep 2009 J. Appl. Phys. 106, 063910 (2009)
9 Vibrational properties of rare-earth nitrides: Raman spectra and theory Feb 2009 Phys. Rev. B 79, 054301 (2009)
8 Electronic properties of GaMnN thin films with high Mn content Nov 2008 J. Appl. Phys. 104, 103710 (2008)
7 Near-zero moment ferromagnetism in the semiconductor SmN Nov 2008 Phys. Rev. B 78, 174406 (2008)
6 Band structure of ZnO from resonant x-ray emission spectroscopy Oct 2008 Phys. Rev. B 78, 155114 (2008)
5 Comparison between experiment and calculated band structures for DyN and SmN Dev 2007 Phys. Rev. B 76, 245120 (2007)
4 Ferromagnetic redshift of the optical gap in GdN Aug 2007 Phys. Rev. B 76, 085211 (2007)
3 Photocurrent diffusion length in disordered GaN Mar 2007 J. Mater. Sci. 18, 107 (2007)
2 Semiconducting ground state of GdN thin films Jun 2006 Phys. Rev. B 73, 235335 (2006)
1 Photoconductivity in nanocrystalline GaN and amorhpous GaON Feb 2006 J. Appl. Phys. 99, 034312 (2006)
# Title Date Event ppt pdf
13 Do emerging scientists have a future in New Zealand? Apr 2012 NZAS 2012
12 Three things Joe taught me Dec 2011 Joe Trodahl birthday symposium
11 My career so far (pecha kucha) Nov 2011 MacDiarmid student symposium
10 Electronic band structure of CrN and GdN from x-ray spectroscopy Nov 2010 MRS, Fall meeting
9 The electronic structure of GdN from x-ray spectroscopy Nov 2009 MRS, Fall meeting
8 Band structure information from soft x-ray spectroscopy (invited talk) Sep 2009 Case Western Reserve University
7 Electronic structure of ZnO from x-ray spectroscopy Feb 2009 AMN4
6 X-ray spectroscopy (best talk, 3rd place) Nov 2008 MacDiarmid student symposium
5 The electronic structure of ZnO from resonant x-ray emission spectroscopy (invited talk) Nov 2008 MacDiarmid Seminar
4 High dynamic range photography Jun 2008 PhD off-topic talk
3 Growth and texturing of rare earth nitride thin films Nov 2008 MRS, Fall meeting
2 Electronic structure of SmN, GdN, and DyN Mar 2007 APS, March meeting
1 Rare earth nitride thin films; growth and transport measurements Mar 2007 APS, March meeting