Technical Skills and Knowledge
- PhD in Physics: see Education section below
- Optics: optical tweezers, optical fibres, lasers, spectroscopy, plasmonics, spatial light modulation.
- Fluidics: hollow-core optical fibres, nanoparticle dynamics and heating, dynamic light scattering.
- Mathematics: calculus, algebra, non-linear least squares fitting, statistics.
- Data visualisation, analysis, statistics, instrumentation control.
- Libraries: NumPy, Pandas, Matplotlib, Seaborn, Scikit-learn
- Personal project on GitHub: analyse and visualise heart rate and GPS data using Pandas and Matplotlib.
- Online courses at DataCamp: Intro to Python for Data Science, Intermediate Python for Data Science, Python Data Science Toolbox Parts 1 & 2. Pandas Foundations.
- Data analysis, visualisation, noise removal, modelling, curve fitting, statistics of large data sets.
- Rapidly learnt: 2-month summer research project.
- Output: data analysis and visualisation scripts still used by new PhD students.
- MathWorks Certified Matlab Associate. Licence 1-2079766374.
LabVIEW (2013 - 2016)
- Instrumentation control, GUIs, data acquisition, live data analysis and visualisation.
- Output: software for undergraduate students in the optics laboratory.
- NI LabVIEW Certified Associate Developer. Number 100-315-12543.
Mathematica, LaTex, Excel, Word, PowerPoint, WordPress, Illustrator, Photoshop, Lightroom
Data Scientist @ Tessella
April 2018 - present
Location: Stevenage, UK
Postdoctoral Research Associate @ University of Cambridge
April 2016 - March 2018
Location: Cambridge, UK
Topic: Optical trapping of nanoparticles in optofluidic waveguides.
Supervisor: Dr. Tijmen Euser
Group: Optofluidics Group, NanoPhotonics Centre
Department: Department of Physics, Cavendish Laboratory
Job description: Built the experimental setup, collected and analysed the data, gave presentations about my research, and supervised several students (PhD, masters, and undergraduates).
Laboratory Demonstrator @ University of Cambrdige
January - February 2017, January - February 2018
Location: Cambridge, UK
Course: Physics 1B
Department: Department of Physics, Cavendish Laboratory
Laboratory Demonstrator @ UNSW Australia
March 2013 - November 2015
Location: Sydney, Australia
Courses: 1st year Physics and 3rd year Photonics Laboratory 
Department: School of Physics, Faculty of Science
Job Description: Assisted and evaluated undergraduate students in a range of experimental techniques related to optics, photonics, and spectrosopy.
Physics Outreach Presenter @ UNSW Australia
July 2014 - November 2015
Location: Sydney, Australia
Department: School of Physics, Faculty of Science
Job Description: Raised awareness of physics and astronomy by presenting activities and workshops to high-school students, primary school students, and the general public.
Physics PhD  @ UNSW Australia
August 2012 - March 2016
Location: Sydney, Australia
Scholarship: University International Postgraduate Award
Topic: Optical tweezers combined with localised surface plasmon resonance spectroscopy for nanoparticle dynamics characterisation
Supervisor: Dr. Peter J. Reece
Research Group: Optoelectronics & Photonics Group
Department: School of Physics, Faculty of Science
My PhD thesis is publicly available here.
Bachelor of Physics @ Universidad de Zaragoza
September 2007 - July 2012
Location: Zaragoza, Spain (spent 1 year on exchange at UNSW Australia).
Grade: 88.3% (3rd in the class).
Scholarships: (for more details see the Research Scholarships section below)
- Collaboration Scholarship at Universidad de Zaragoza (2012)
- Summer Vacation Scholarship at the Institute of Nanoscience of Aragon (2011)
- Summer Vacation Scholarship at UNSW Australia (2011)
- Bancaja Exchange Scholarship (2010)
Interpersonal and Communication Skills
Written communication:
- Published 6 scientific papers in peer-reviewed journals: Nano Letters, Optics Express (see Scientific Publications section below).
- Wrote an online blog about physics and photography.
Oral communication:
- Gave talks at 5 international research conferences: Australia, USA, Canada (see Scientific Publications section below).
- Gave physics outreach talks: undergraduate, high-school, primary.
- Gave physics and photography talks at photography events.
Leadership and teaching:
- Supervised students: 2 PhD, 1 masters, 2 undergraduate summer students.
- Demonstrated undergraduate physics laboratory: optics, spectroscopy, diffraction.
- Tutored high-school students: mathematics, physics.
- Collaborated with different research groups during PhD and postdoc.
- Executive committee member (treasurer, president) (UNSW Windsurfing and Sailing Club). Boosted the number of members, tripled the number of events, and increased the club’s capital.
Language Skills
Spanish: Native Tongue
English: Bilingual
IELTS Cambridge, Grade 8.5 (2010)
Certificate of Proficiency in English, Cambridge, C2, Grade A (2006)
German: Advanced
Goete-Zertificat B2, Grade 87.5% (2009)
Scientific Publications
Peer reviewed publications:
A. Andres-Arroyo, and P. J. Reece. "Using light scattering to resolve Brownian rotation dynamics of optically trapped Au nanorods."  Journal of Applied Physics. 123:154302, 2018.
T. F. Dixon, L. W. Russell, A. Andres-Arroyo, and P. J. Reece. “Using back focal plane interferometry to probe the influence of Zernike aberrations in optical tweezers.” Optics Letters. 42(15):1968-1971, 2017.
A. Andres-Arroyo, B. Gupta, F. Wang, J. J. Gooding, and P. J. Reece. “Optical manipulation and spectroscopy of silicon nanoparticles exhibiting dielectric resonances.” Nano Letters, 16(3):1903-1910, 2016.
A. Andres-Arroyo, F. Wang, W. J. Toe, and P. J. Reece. “Intrinsic heating in optically trapped Au nanoparticles measured by dark-field spectroscopy.” Biomedical Optics Express, 6(9):3646-3654, 2015.
A. Andres-Arroyo, N. Andres, V. Palero, M. P. Arroyo, and L. A. Angurel. “Possibilities and limitations of digital speckle pattern interferometry in the analysis of corrosion processes in metallic materials.” Measurement Science and Technology, 24(7), 2013.
N. Andres, A. Andres-Arroyo, M. Pilar Arroyo, V. R. Palero, J. Lobera, and L. A. Angurel. “Application of digital speckle interferometry to visualize surface changes in metallic samples immersed in Cu(NO3)2 solutions.” Optical Engineering, 52(10), 2013.
A. Andres-Arroyo, P. J. Reece, C. M. Johnson, K. Vora, F. Karouta, and C. Jagadish. “Wavelength selective filter based on polarization control in a photonic bandgap structure with a defect.” Optics Express, 19(25):25643–25650, 2011.
Conference proceedings publications:
A. Andres-Arroyo, W. J. Toe, F. Wang, V. Coleman, and P. J. Reece. “Characterisation of Au nanorod dynamics in optical tweezers via localised surface plasmon resonance spectroscopy.” SPIE Proceedings, volume 9164, 2014.
W. J. Toe, I. O. Pinwonka, A. Andres-Arroyo, Q. Gao, H. H. Tan, C. Jagadish, B. Henry, C. Angstmann, and P. J. Reece. “Anomalous dynamic behaviours of optically trapped high aspect ratio nanowires.” SPIE proceedings. 9164, 2014
A. Andres-Arroyo, N. Andres, M. P. Arroyo, J. Lobera, L. A. Angurel. “Investigation of liquid immersed metallic surface corrosion processes using speckle interferometry.” SPIE proceedings. 8413, 2012.
Conference oral presentations:
A, Andres-Arroyo, F. Wang, and P. J. Reece. “Optical trapping of silicon nanoparticles combined with dark-field spectroscopy.” International Conference on Nanoscience and Nanotechnology (ICONN). Canberra, Australia, 2016
A. Andres-Arroyo, W. J. Toe, F. Wang, and P. J. Reece. “Localised surface plasmon resonance spectroscopy combined with optical tweezers for nanorod dynamics characterisation.” Optical society of America (OSA) Biomedical Optics & Photonics Congress: Optics in the Life Sciences. Vancouver, Canada, 2015.
A. Andres-Arroyo, W. J. Toe, F. Wang, V. Coleman, and P. J. Reece. “Localised surface plasmon resonance spectroscopy combined with optical tweezers for nanoscale sensing applications.” Australian Institute of Physics (AIP) Congress. Canberra, Australia, 2014
A. Andres-Arroyo, S. Kemp, W. J. Toe, F. Wang, V. Coleman, and P. J. Reece. “Using dark field spectroscopy to measure dynamics and coupling of single and multiple nanoparticles in a single optical trap.” SPIE Optics + Photonics. San Diego, California, USA, 2014.
A. Andres-Arroyo, W. J. Toe, F. Wang, S. Kemp, and P. J. Reece. “Plasmonic coupling in gold nanoparticle pairs within a single optical trap combined with dark field microscopy.” International Conference on Nanoscience and Nanotechnology (ICONN). Adelaide, Australia, 2014
Research Scholarships
University International Postgraduate Award @ UNSW Australia
August 2013 - February 2016
Scholarship funded by the University of New South Wales to study a PhD in the Optoelectronics and Photonics Group at the School of Physics.
Collaboration Scholarship funded by the Spanish government
November 2011 - July 2012
Funding for a 9 month research project on the topic "Interferometric study of surface degradation processes" at the Department of Applied Physics at the Universty of Zaragoza with Dr. Nieves Andres.
Summer Vacation Scholarship @ Instituto de Nanociencia de Aragon
July - September 2011
Funding for a 3 month summer research project on the topic "Tomography of Nanoparticles using STEM" with Dr. Raul Arenal.
Summer Vacation Scholarship @ UNSW Australia
January - February 2011
Funding for a 2 month summer research project on the topic "Polarization control of 1-dimensional photonic band gap structures" at the School of Physics with Dr. Peter Reece.
Bancaja Exchange Scholarship
July 2010 - July 2011
Funding to spend 1 year of undergraduate studies at the University of New South Wales in Sydney, Australia.

- Photography:
Landscapes, cityscapes and travel photography.
- Blogging: Scientific content and tutorials relating to physics and photography.
- Board games: Settlers of Catan, 7 Wonders, Mystic Vale, Lords of Waterdeep, and many more.
- Outdoors: Cycling, running, hiking.

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