# Sugon, Quirino Jr.

Ph.D. Physics, Ateneo de Manila University

M.S. Physics, Ateneo de Manila University

B.S. Physics, Ateneo de Manila University

Quirino Sugon Jr. is an Assistant Professor in Ateneo de Manila University with 17 years of research experience in Clifford (geometric) algebras. He has several international peer-reviewed publications in the fields of Group Theory, Classical Mechanics, Electromagnetics, and Optics. Quirino Sugon Jr. is also the Coordinator of Iono-Geomagnetics Program of Manila Observatory. He manages the Ionosphere Research Building, which was designated as Kyushu University's ICSWSE (International Center for Space Weather Science and Education) subcenter. He is in charge of the 6 magnetometer stations and one FMCW radar in the Philippines. His main research interests are radio wave propagation in the ionosphere ionospheric currents, and ionosphere-magnetosphere coupling. Quirino Sugon Jr. maintains several blogs, and among them are are Ateneo Physics News. He maintains the Facebook pages of Manila Observatory, Department of Physics of Ateneo de Manila University, Geometric Algebra, Ateneo Latin Mass Society.

**In the News:**

Faith, science do not contradict—Catholic scientist

Physics, Math and the RH bill

EDSA anti-RH crowd was 60k, says researcher

Clifford (Geometric) Algebras, Electrodynamics, Polarized Light, Space Weather

Theoretical Physics

**Journal Articles:**

1) Adler G. Santos, Quirino M. Sugon, Jr., and Daniel J. McNamara, "Polarization ellipse and Stokes parameters in geometric algebra", Journal of Optical Society of America A, 29 (2012), 89-98.

2) Michelle Wynne C. Sze, Quirino M. Sugon, Jr., and Daniel J. McNamara, "Oblique superposition of two elliptically polarized lightwaves using geometric algebra: is energymomentum conserved?", Journal of Optical Society of America A, 27 (2010), 2468-2479.

3) Quirino M. Sugon Jr., Daniel J. McNamara, “Ray tracing in spherical interfaces using geometric algebra,” in Advances in Imaging and Electron Physics, vol. 139, pp. 179-224

4) Quirino M. Sugon Jr. and Daniel J. McNamara, "A geometric algebra reformulation of geometric optics", American Journal of Physics, 72 (2004), 92-97.

**Preprints:**

1) Quirino M. Sugon Jr. and Daniel J. McNamara, "Poisson commutator-anticommutator brackets for ray tracing and longitudinal imaging via geometric algebra", ArXiv.org e-Print Service, math-ph (2008), 0812.2979v1.

2) Quirino M. Sugon Jr. and Daniel J. McNamara, "Revisiting 2?2 matrix optics: Complex vectors, Fermion combinatorics, and Lagrange invariants", ArXiv.org e-Print Service, physics.optics 3 Dec 2008 (2008), 0812.0664v1.

3) Quirino M. Sugon Jr., Carlo B. Fernandez, and Daniel J. McNamara, "A geometric algebra reformulation of 2?2 matrices: the dihedral group D_4 in bra-ket notation", ArXiv.org e- Print Service, math-ph 24 Nov 2008). (2008), 0811.3680v1.

4) Quirino M. Sugon Jr. and Daniel J. McNamara, "Paraxial meridional ray tracing equations from the unified reflection-refraction law via geometric algebra", ArXiv.org e-Print Service, physics.optics (2008), 0810.5224v1.

5) Quirino M. Sugon Jr. and Daniel J. McNamara, "Taxonomy of Clifford Cl3,0 subgroups: choir and band groups", ArXiv.or e-Print Service, math-ph (2008), 0809.0351v1.

6) Quirino M. Sugon Jr., Sarah Bragais, and Daniel J. McNamara, "Copernicus's epicycles from Newton's gravitational force law via linear perturbation theory in geometric algebra", ArXiv e-Print Service, physics.space-ph (2008), arXiv:0807.2708v1.

7) Quirino M. Sugon Jr. and Daniel J. McNamara, "Electromagnetic energy-momentum equation without tensors: a geometric algebra approach", ArXiv.org e-Print Service, physics.class-ph (2008), arXiv:0807.1382v1.

I**nternational Conference Papers/Presentations:**

1) Quirino Sugon Jr, Clint Bennett, and Daniel J. McNamara,"Physics of magnetic fields: how lithospheric and ionospheric currents affect MAGDAS data", 2012 ISWI and MAGDAS School on Space Science, 16-26 Sep 2012, LAPAN, Bandung, Indonesia.

2) Quirino Sugon Jr., Clint Bennett, and Daniel J. McNamara, "Physics of radiowave propagation: how to interpret FMCW radar data", 2012 ISWI and MAGDAS School on Space Science, 16-26 Sep 2012, LAPAN, Bandung, Indonesia.

3) Quirino Sugon Jr. and Daniel J. McNamara, "Proposal for geomagnetic field mapping using MAGDAS staations and spherical harmonics: correlations of magnetic anomalies with earthquake epicenters", First UN/NASA/JAXA Workshop of the International Space Weather Initiative, 8 Nov 2010, Helwan Univesity, Egypt.

4) Quirino Sugon Jr., Daniel J. McNamara, "Proposal to study equatorial ionospheric irregularities and mapping of electron density profiles and ionograms", First UN/NASA/JAXA Workshop of the International Space Weather Initiative, 8 Nov 2010, Helwan Univesity, Egypt.

5) Q. Sugon, M. G. C. Cardinal, D. McNamara, A. Ikeda, K. Yumoto, and MAGDAS/CPMN Group, "Recent results in electro-magnetic study in Philippines", 3rd International Workshop on Space and Lithosphere Environment Changes in Asia (IWSLEC): Electromagnetic precursors to earthquakes, 18 May 2009, Grand Copthorne Waterfront Hotel, Singapore.

6) Quirino Sugon Jr., Daniel J. McNamara, "A Hestenes spacetime algebra approach to light polarization", Applied Geometric Algebras in Computer Science and Engineering, 11 Jul 2001, Cambridge University, Cambridge, U.K.

**National Conference Papers/Presentations:**

1) Christian Laurio, Quirino Sugon Jr., and Daniel J. McNamara, "Harmonic superposition of electromagnetic waves: energy momentum computations in geometric algebra", Samahang Pisika ng Pilipinas, 30th Physics Congress, 22 Oct 2012, Antipolo City.

2) Evan Sagge, Quirino Sugon Jr., and Daniel J. McNamara, "3D stereo reconstruction of a single rectangular parallelpiped image", Samahang Pisika ng Pilipinas, 23rd Physics Congress, 24 Oct 2005, Ilo-ilo City.

3) Reinabelle R. Reyes, Quirino Sugon Jr., and Daniel J. McNamara, "spp 22nd = 2004 Successive Lorentz boost: a geometric algebra approach", Samahang Pisika ng Pilipinas, 22nd Physics Congress, 25 Oct 2004, Bohol.

4) Quirino Sugon Jr. and Daniel J. McNamara, "Skew ray tracing in optical fibers: a geometric algebra approach", Samahang Pisika ng Pilipinas, 21st Physics Congress, 27 Oct 2003, Cebu.

5) Quirino Sugon Jr and Daniel J. McNamara, "A geometric algebra approach to geometric optics", Samahang Pisika ng Pilipinas, 20th Physics Congress, 28 Oct 2002, Bohol.

6) Quirino Sugon Jr, "Lorentz boosts in revised Hestenes spacetime algebra", Samahang Pisika ng Pilipinas, 17th Physics Congress, 25 Oct 1999, Ateneo de Manila University, Quezon City.

7) Quirino Sugon Jr and Daniel J. McNamara, "Photons: particle-wave solution to electromagnetic wave equation in a geometric algebra formulation", Samahang Pisika ng Pilipinas, 15th Physics Congress, 27 Oct 1997, University of San Carlos, Talamban, Cebu City.

**Newspaper Citations:**

1) Physics, Math and the RH bill, Inquirer, 10 Sep 2012 - 10 Sep 2012.

2) EDSA anti-RH crowd was 60k, says researcher, CBCP for Life, 6 Aug 2012 - 6 Aug 2012.