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Publications

  • L. Beltrán, Di Liu. 2020. Evaluation of Dynamic Daylight Metrics, Based on Weather, Location, Orientation and Daylight Availability. 35th International Conference on Passive and Low Energy Architecture, PLEA 2020, A Coruna, Spain PLEA_2020_LEEDv4_Metrics
  • L.O. Beltrán. 2020. Assessing the Lighting Performance of an Innovative Core Sunlighting System. In: Roggema R., Roggema A. (eds) Smart and Sustainable Cities and Buildings. Chapter 43, Springer, Cham. 633-643 https://doi.org/10.1007/978-3-030-37635-2_43  Chapter_43
  • S. Samadi, E. Noorzai, L.O. Beltrán, S. Abbasi. 2020. A computational approach for achieving optimum daylight inside buildings through automated kinetic shading systems. Frontiers of Architectural Research. https://doi.org/10.1016/j.foar.2019.10.004  Frontier_2020
  • L. Beltrán. 2019. “Sustainable Daylighting Technologies.” 2019 Sustainable Built Environment (SBE19) Malta International Conference on Sustainability and Resilience, Malta (November 21-22, 2019)
  • L. Whitehead, M. Mossman, L. Beltrán, P. Friedel, F. Krahe, D. Mead, K. Papamichael, Z. Rogers, C. Samla, C. Suvagau, M. Tanteri, J. Walsch. 2018. Design Guide on Active Core Sunlighting for Buildings (DG-31-18). Illuminating Engineering Society, ISBN-13 978-0-87995-368-3  IES DG-31-18
  • S. Visitsak, L. Beltrán, N. Sridaranon. 2017. "The Daylight Performance of an Integrated Skylight and Shading Dome for the Tropics," Proceedings of the 2017 Solar World Congres, Abu Dhabi, UAE (October 22-November 2, 2017), pp.237-245 (http://proceedings.ises.org/swc2017/swc2017-proceedings.pdf) SWC2017_ISES_Paper.pdf (Icon 2.7 MB)
  • E. Al-Qattan, L. Beltrán, W. Yan. 2017. "Hybrid Workstations: Establishing Interactive and Responsive User-Interfaces for Daylight Applications," Symposium on Simulation for Architecture and Urban Design, SimAUD 2017, Toronto, Canada (May 22-24, 2017).  Hybrid_workstations_2017_tEYOzO6.pdf (Icon 1.4 MB)
  • Z. Zomorodian, M. Azizkhani, L. Beltrán.  2017. "Evaluation of Thermal and Visual Comfort in University Classrooms: The Cases of Two LEED Silver Certified Buildings on the Campus of Texas A&M University," Second International Conference on Energy and Indoor Environment for Hot Climates, Outdoor Cooling Technologies, Challenges, and Opportunities for the Hot Climates, Doha, Qatar (February 26-27, 2017). ASHRAE_Doha_Conference_2017.pdf (Icon 729.9 KB)
  • J. Wang, L. Beltrán. 2016. "Energy Performance of Future Dynamic Building Envelopes," 3rd IBPSA-England Conference BSO 2016, Great North Museum, Newcastle, UK (September 12-14, 2016). IBPSA_England_2016.pdf (Icon 710.3 KB)
  • J. Wang, L. Beltrán. 2016. “A Method of Energy Simulation for Dynamic Building Envelopes,” ASHRAE and IBPSA-USA SimBuild 2016, Building Performance Modeling Conference, Salt Lake City, UT (August 8-12, 2016).  ASHRAE-IBPSA_2016_osoYhTE.pdf (Icon 2.8 MB)
  • J. Boland, L. Beltrán, J. Gonzalez-Aguilar, P. Middleton, E. Rincón-Mejía. 2015. ISES Solar World Congress 2013 Special Issue. Journal of Solar Energy, Volume 121, 1-180, https://doi.org/10.1016/j.solener.2015.09.001
  • C. Kim, and L. Beltrán. 2015. “Solar Contraints and Potential in Urban Residential Buildings,” Proceedings of the 2015 Solar World Congress, Daegu, Korea (November 8-12, 2015). Solar_World_Congress_2015.pdf (Icon 5.0 MB)
  • H. Cai, K. Papamichael, M. Inanici, L. Beltrán, and D. Flores de Souza.  2015. “Application of High Dynamic Range Imaging in Daylighting Practice: An Outline for a Motion to Set Up a New HDRI Sub-Committee,” Illuminating Engineering Society Annual Conference, Indianapolis IN (November 8-10, 2015) HDRI_Daylight_IESNA_2015.pdf (Icon 189.6 KB)
  • L. Beltrán.  2014. “Using Sunlight as a Light Source in Building Cores,” 2014 Energy Forum: Advanced Building Skins, Bressanone, Italy (October 28-29). LBeltran_Energy_Forum_Bressanone_2014.pdf (Icon 641.8 KB)
  • J. Wang, L. Beltrán and J. Kim.  2014. “From Static to Kinetic: A Review of Acclimated Kinetic Building Envelope,” SOLAR 2014 Conference, San Francisco CA (July 6-10). SOLAR2012_0618_full paper.pdf (Icon 1.2 MB)
  • L. Beltrán. 2013. "Experimental Rotating Room for Daylighting Studies," 2013 International Conference on Alternative Energy in Developing Countries and Emerging Economies (2013 AEDCEE), Bangkok, Thailand, (May 30-31). LBeltran_AEDCEE_2013.pdf (Icon 232.6 KB)
  • S. Attia, J. Hensen, L. Beltrán and A. De Herde.  2012.  “Selection criteria for building performance simulation tools: contrasting architects' and engineers' needs.”  Journal of Building Performance Simulation, Special Issue, 5:3, 155-169, 1–15, iFirst article, DOI: 10.1080/19401493.2010.549573  JBPS_2012
  • J. Choi, L. Beltrán, and H. Kim.  2012. “Impacts of indoor daylight environments on patient average length of stay (ALOS) in a healthcare facility Building and Environment.” Journal Building and Environment, 50:4, 65–75. http://www.sciencedirect.com/science/article/pii/S0360132311003593   ALOS_2012    Choi_Beltran_Kim-2012_CHD-KPS.pdf (Icon 164.3 KB)
  • S. Islam, and L. Beltrán.  2012. “A Study on Zoning Regulations' Impact on Ventilation Rate in Non-Conditioned Apartment Buildings in Dhaka City.” Published in the Proceedings of the WREF/ASES 2012 – World Renewable Forum, ASES National Solar Conference, Denver, CO (May 13-18). SOLAR2012_0160_full paper.pdf (Icon 495.9 KB)
  • J. Kim, L. Beltrán, and J. Wang.  2012. “A Review of Daylighting Qualities in Two Assisted Living Facilities in a Hot and Humid Climate.” Proceedings of the WREF/ASES 2012 – World Renewable Forum, ASES National Solar Conference, Denver, CO (May 13-18). SOLAR2012_0458_JKim.pdf (Icon 657.2 KB)
  • J. Fernández-Solis, R. Pathak, S. Levy, L. Beltrán, K. Son, and K. Kim.  2011. “Framework for Selecting Performance Assessment Tools for Achieving LEED 3.0 Credits.” Architectural Engineering and Design Management Journal, 7:4, 236-250.  http://www.tandfonline.com/doi/abs/10.1080/17452007.2011.594577    AEDM_2011
  • L. Beltrán, N. Mansour. 2011. A Passive Core Daylighting Technology. ASES 2011, National Solar Conference, Raleigh, NC, pp. 870-876  ASES_2011
  • S. Attia, L. Beltrán, A. De Herde and J. Hensen.  2009.  "Architects Friendly: A Comparison of Ten Different Building Energy Simulation Programs." Proceedings of IBPSA 2009, Building Simulation Conference, Glasgow, Scotland, pp. 204-211 (July 27-30). IBPSA_Glasgow_2009.pdf (Icon 282.0 KB)
  • L. Beltrán, F. Farias. 2009. Assessment of Daylight Qualities in Sustainable Buildings.  ISES Solar World Congress (SWC2009), Johannesburg, South Africa  ISES-SWC_2009
  • L. Beltrán and K. Uppadhyaya.  2008.  "Displacing Electric Lighting with Optical Daylighting Systems," Proceedings of the 25th International Conference on Passive and Low Energy Architecture, PLEA 2008, Dublin, Ireland (October 22-24). PLEA_Beltran_Uppad_2008.pdf (Icon 1.5 MB)
  • L. Beltrán and B. Martins Mogo.  2007.  "New Developments of Optical Light Pipes for Deep-Plan Spaces."  Proceedings of the 24th International Conference on Passive and Low Energy Architecture, PLEA 2007, Singapore (November 22-24). LBeltran_PLEA_2007_Singapore.pdf (Icon 414.2 KB)
  • M. Alnuaimi and L. Beltrán.  2007.  "Lessons from Three Daylighting Systems used in Traditional Architecture of the United Arab Emirates."  Proceedings of the 24th International Conference on Passive and Low Energy Architecture, PLEA 2007, Singapore (November 22-24). AlNuaimi_Beltran_PLEA_2007.pdf (Icon 2.5 MB)
  • S. Harntaweegonsa and L. Beltrán.  2006.  "Daylighting Performance of Toplighting Systems in the Hot and Humid Climate of Thailand."  Proceedings of the 2006 National Solar Conference, Denver, CO (July 8-13). ASES2006_0051_Siritip.pdf (Icon 240.8 KB)
  • S. Harntaweegonsa and L. Beltrán.  2006.  "Thermal Performance of Toplighting Systems in a Hot and Humid Climate: Thailand."  Proceedings of the iNTA Conference 2006, Jogjakarta, Indonesia (April 3-5). iNTA_2006_Siritip.pdf (Icon 168.6 KB)
  • L. Beltrán and B. Martins Mogo.  2005.  "Assessment of Luminance Distribution Using HDR Photography."  Proceedings of ISES Solar World Congress 2005, Orlando, Florida (August 7-12). LBeltran_ISES_2005.pdf (Icon 225.0 KB)
  • L. Beltrán, U. Atre, C. Chongcharoensuk and B. Martins Mogo.  2004.  “Evaluating the Daylighting Performance of Museum Galleries.”  Proceedings of the Solar 2004, 29th National Passive Solar Energy Conference, American Solar Energy Society, Portland, Oregon, pp. 921-926 (July). LBeltran_ASES_2004.pdf (Icon 397.3 KB)
  • J. Choi and L. Beltrán.  2004.  " Study of the Relationship between Patients’ Recovery and Indoor Daylight Environment of Patient Rooms in Healthcare Facilities."  Presented and published in the Proceedings of the ISES-Asia Pacific 2004 Conference, Gwangiu, Korea, pp. 1003-1010 (October), Asia-Pacific_Conference_Choi-Beltran_2004.pdf (Icon 337.7 KB)
  • L. Beltrán. 2004. The Tales of Three Museums. EuroSun 2004, ISES Europe Solar Conference, Freiburg, Germany EuroSun_2004
  • L. Beltrán.  2003.  “Lighting a Museum.”  Proceedings of the Solar Energy for a Sustainable Future ISES 2003 Solar World Congress, Goteborg, Sweden (June). LBeltran_ISES_2003.pdf (Icon 288.8 KB)
  • R. Sullivan, L. Beltrán, E. Lee, M. Rubin and S. Selkowitz.  1998.  "Energy and Daylighting Performance of Angular Selective Glazing."  Proceedings of the ASHRAE-DOE-BTECC Conference on Thermal Performance of the Exterior Envelopes of Buildings VII, Clearwater Beach, Florida, pp. 319-328 (December). lbnl-41694.pdf (Icon 155.4 KB)
  • L. Beltrán, E. Lee and S. Selkowitz.  1997.  "Advanced Optical Daylighting Systems: Light Shelves and Light Pipes." Journal of the Illuminating Engineering Society, Volume 26, No. 2, Summer, pp. 91-106. https://doi.org/10.1080/00994480.1997.10748194  Advanced Optical Daylighting Systems Light Shelves and Light Pipes_LBeltran.pdf (Icon 3.1 MB)
  • E. Lee, L. Beltrán and S. Selkowitz.  1996.  "Demonstration of a Light-Redirecting Skylight System at the Palm Springs Chamber of Commerce."  Proceedings of the ACEEE 1996 Summer Study on Energy Efficiency in Buildings: Profiting from Energy Efficiency, Asilomar, Pacific Grove, California, pp. 4.229-4.240 (August). Demonstration_of_a_light-redirecting_skylight_syst.pdf (Icon 3.2 MB)
  • E. Lee, S. Selkowitz, F. Rubinstein, J. Klems, L. Beltrán and D. DiBartolomeo.  1994.  "A Comprehensive Approach to Integrated Envelope and Lighting Systems for New Commercial Buildings." Proceedings of the ACEEE 1994 Summer Study on Energy Efficiency in Buildings, Building Tomorrow:  The Path to Energy Efficiency, Asilomar Conference Center, Pacific Grove, California, pp. 3.117-3.127 (August). Integrated_Envelope_LBNL.pdf (Icon 885.2 KB)
  • L. Beltrán, E. Lee, K. Papamichael and S. Selkowitz.  1994.  "The Design and Evaluation of Three Advanced Daylighting Systems:  Light Shelves, Light Pipes, and Skylights." Proceedings of the Solar 94, 19th National Passive Solar Conference, San Jose, California, pp. 229-234 (June). The_design_and_evaluation_of_three_advanced_daylig.pdf (Icon 721.9 KB)
  • K. Papamichael, L. Beltrán, R. Furler, E. Lee, S. Selkowitz and M. Rubin.  1994.  "Simulating the Energy Performance of Holographic Glazings."  Proceedings of the SPIE's (International Society for Optical Engineering) International Symposium on Optical Materials Technology for Energy Efficiency and Solar Energy Conversion XIII, Freiburg, Germany, pp. 763-771 (April). Holographic_LBNL_1994.pdf (Icon 829.6 KB)
  • Lee, S. Selkowitz, F. Rubinstein, J. Klems, L. Beltrán, D. DiBartolomeo, R. Sullivan. 1994. Developing Integrated Envelope and Lighting Systems for New Commercial Buildings. Solar 94, 19th National Passive Solar Conference, San Jose, CA, 209-214  LBNL_1994
  • K. Papamichael, L. Beltrán, R. Furler, E. Lee, S. Selkowitz and M. Rubin.  1993.  "The Energy Performance of Prototype Holographic Glazing."  Building Technologies Program, Energy and Environment Division, LBL Report 34367, Lawrence Berkeley National Laboratory (February). Holographic_LBNL_Papamichael-Beltran.pdf (Icon 2.1 MB)
  • K. Papamichael and L. Beltrán.  1993.  "Simulating the Daylight Performance of Fenestration Systems and Spaces of Arbitrary Complexity:  The IDC Method."  Proceedings of Building Simulation 1991 Conference (IBPSA), Adelaide, Australia, pp. 509-515. IDC_Method_LBNL.pdf (Icon 1.2 MB)
  • J. Schuman, F. Rubinstein, K. Papamichael, L. Beltrán, E.S. Lee and S. Selkowitz. 1992. "Technology Reviews:  Daylighting Optical Systems." part of Envelope and Lighting Technology to Reduce Electric Demand, for the California Institute of Energy Efficiency.  LBL Report 33203, Lawrence Berkeley National Laboratory (September). LBNL_Technology_Review_Optical_Systems.pdf (Icon 2.0 MB)
  • Selkowitz, L. Beltrán, W. Osterhaus, K. Papamichael, J. Schuman, R. Sullivan, M. Wilde. 1992. Building Performance Analysis Using Interactive Multimedia Concepts. 1992 Summer Study on Energy Efficiency in Buildings, ACEEE, Pacific Grove, pp. 1.219-1.224 LBNL_1992
  • L. Beltrán. 1986. "Covered Courtyard for the Andean Cities."11th National Passive Solar Conference, Boulder CO, (June) pp 503-508. ASES 1986