Publications

• Piñeres-Quiñones, O.H.; Oñate-Socarras, M. K.; Wang, F.; Lynn, D. M.; Acevedo-Velez, C. “Pickering Emulsions of Thermotropic Liquid Crystals Stabilized by Amphiphilic Gold Nanoparticles”. Langmuir 2024 Article ASAP. DOI: 10.1021/acs.langmuir.3c03940. 

• Acevedo-Vélez, C.; Kimble-Hill, A.C. “Virtual Special Issue Honoring the Legacy of Dr. Bettye Washington Greene”. Langmuir 2023, 39 (49), 17563-17567. DOI: 10.1021/acs.langmuir.3c03570.

• Wang F., Qin S., Acevedo-Velez C., Van Lehn R. C., Zavala V. M., Lynn D. M. “Decoding Optical Responses of Contact-Printed Arrays of Thermotropic Liquid Crystals Using Machine Learning: Detection and Reporting of Aqueous Amphiphiles with Enhanced Sensitivity and Selectivity”. ACS Applied Materials & Interfaces 2023, 15 (43), 50532-50545. DOI: 10.1021/acsami.3c12905.

• Piñeres-Quiñones, O. H.; Lynn, D. M.; Acevedo-Vélez, C. “Environmentally Responsive Emulsions of Thermotropic Liquid Crystals with Exceptional Long-Term Stability and Enhanced Sensitivity to Aqueous Amphiphiles”. Langmuir. 2022, 38, 957. doi.org/10.1021/acs.langmuir.1c02278

• Ma, C.D.; Acevedo-Vélez, C.; Wang, C.; Gellman, S.H.; Abbott, N.L. “Interaction of the Hydrophobic Tip of an Atomic Force Microscope with Oligopeptides Immobilized using Short and Long Tethers.”  Langmuir. 2016, 32, 2985. doi:10.1021/acs.langmuir.5b04618.

• Ma, C.D.; Wang, C.; Acevedo-Vélez, C.; Gellman, S.H.; Abbott, N.L. “Modulation of Hydrophobic Interactions by Proximally Immobilized Ions.” Nature. 2015, 517, 347. doi:10.1038/nature14018.

• Acevedo-Vélez, C.; Andre, G.; Dufrêne, Y.F.; Gellman, S.H.; Abbott, N.L. “Single Molecule Force Spectroscopy of β-Peptide Oligomers that Display Well-Defined Three-Dimensional Chemical Patterns.” J. Am. Chem. Soc. 2011, 133, 3981. doi:10.1021/ja1089183.

• Santanu Kumar Pal; Acevedo-Vélez, C.; Hunter, J.T.; Abbott, N.L. “Effects of Divalent Ligand Interactions on Surface-Induced Ordering of Liquid Crystals.” Chem. Mater. 2010, 22, 5474. 5482. doi:10.1021/cm1011058.

Patents

• Acevedo-Vélez, C.; Lynn, D.M.; Piñeres-Quiñones, O.H.; “Liquid Crystal Emulsions Stabilized by Nanoparticles”. United States Non-provisional Patent Application 17/903,434 (Filed on 05/2022).

• Acevedo-Vélez, C.; Balijepalli, S.; Wachowicz, R. “Compositions, aqueous coating compositions, and methods for improving the freeze/thaw stability of aqueous coating compositions”. EP3436533B1 (Issued 02/2021).   

• Acevedo-Vélez, C.; Balijepalli, S.; Wachowicz, R.J. “Compositions, aqueous coating compositions, and methods for improving the freeze/thaw stability of aqueous coating compositions”. US10752793B2 (Issued 08/2020).

• Acevedo-Vélez, C.; Yu, W.; Buckner, W.G.; Mukherjee, J. “Method for Subterranean Petroleum Recovery using a Surfactant Blend”. US10370584B2 (Issued 08/2019). 

• Mukherjee, J.; Das, S.; Yu, W.; Acevedo-Velez, C.; Rozowski, P.M; Falcone-Potts, S.K. “Filtration and Reuse of Surfactant-containing Produced Water for Oil Recovery”. US10245560B2 (Issued 04/2019).

Selected Presentations 

1.     Oñate-Socarras, M. K.; Piñeres-Quiñones, O.H.; Lynn, D.M.; Acevedo-Velez, C. “Pickering Liquid Crystal Emulsions with Enhanced Sensitivity to Aqueous Analytes”. ACS Spring 2024 National Meeting, March 2023, New Orleans, LA. Poster Presentation.

2.     Piñeres-Quiñones, O.H.; Oñate-Socarras, M. K.; Lynn, D.M.; Acevedo-Velez, C. “Environmentally Responsive Liquid Crystal Emulsions with Long-term Colloidal Stability and Enhanced Sensitivity to Amphiphilic Analytes”. 2023 AIChE Annual Meeting, November 2023. Oral Presentation.

3.     Qin, S.; Wang, F.; Acevedo-Velez, C.; Van Lehn, R.; Zavala, V.; Lynn, D.M. “Decoding Optical Responses of Contact-Printed Arrays of Liquid Crystals Using Machine Learning: Detection of Aqueous Amphiphiles with Enhanced Sensitvity and Selectvity.” 2023 AIChE Annual Meeting, November 2023. Oral Presentation.

4.     Piñeres-Quiñones, O.H.; Oñate-Socarras, M. K.; Lynn, D.M.; Acevedo-Velez, C. “Liquid Crystal Microdroplets Stabilized by Nanoparticles: New Approaches to Design Droplet-based Sensors for Detection of Amphiphilic Analytes”. 2023 LatinXinChe Virtual Symposium: Advances and Contributions of LatinX Chemical Engineers, September 2023. Oral Presentation.

5.     Wang, F.; Qin, S.; Acevedo-Velez, C.; Van Lehn, R.; Zavala, V.; Lynn, D.M. “Decoding Optical Responses of Surface-Immobilized Liquid Crystal Droplets using Machine Learning for Detection of Aqueous Amphiphiles with Enhanced Sensitivity and Selectivity.” ACS Fall 2023 National Meeting, August 2023, San Francisco, CA. Oral Presentation.

6.     Piñeres-Quiñones, O.H.; Oñate-Socarras, M. K.; Lynn, D.M.; Acevedo-Velez, C. “Thermotropic Liquid Crystal Emulsions with Long-Term Colloidal Stability and Enhanced Sensitivity for Detection of Amphiphilic Analytes”. 2023 Gordon Research Conference on Liquid Crystals, Manchester, NH. June 2023. Poster Presentation.

7.     Nieves-Cortés, Yadeiris L.; Capre-Masó, Lucas D.; Acevedo-Vélez, C. “Influence of surface composition on the adsorption of chemically functionalized gold nanoparticles at the oil-water interface”, ACS National Meeting Fall 2022, Chicago, IL. August 2022. Poster Presentation (in-person). 

8.     Piñeres-Quiñones, O.; Lynn, D. M.; Acevedo-Vélez, C. “Pickering liquid crystal emulsions with long-term colloidal stability and enhanced sensitivity to amphiphilic analytes”, ACS Colloids and Surface Science Symposium, Golden, CO. July 2022. Oral Presentation. 

9.     Piñeres-Quiñones, O.; Lynn, D. M.; Acevedo-Vélez, C. “Liquid Crystal Emulsions Stabilized by Nanoparticle-surfactant Complexes”. 11th Annual PREM Symposium, Humacao, PR. May 2022. Poster Presentation. 

10.  Rodríguez-Otero, M.; Piñeres-Quiñones, O.; Acevedo-Vélez, C. “Effect of Surfactant Structure on the Interfacial Tension of a Nematic Liquid Crystal.” 11th Annual PREM Symposium, Humacao, PR. May 2022. Poster Presentation. 

11.  Castaño-Castellar, S.; Piñeres-Quiñones, O.H.; Lynn, D.M.; Acevedo-Vélez, C.; Acevedo, A. “Enhancement of Liquid Crystal Emulsion Stability by Nanoparticle Inclusion in the Interface under Static and Dynamic Conditions”. 11th Annual PREM Symposium, Humacao, PR. May 2022. Poster Presentation. 

12.  Piñeres-Quiñones, O.; Lynn, D. M.; Acevedo-Vélez, C. “Pickering Liquid Crystal Emulsions:

New Approaches to Design Droplet-based Sensors for the Detection of Amphiphilic Analytes”, Spring 2022 ACS National Meeting, San Diego, CA. March 2022. Oral Presentation. 

13.  Piñeres-Quiñones, O.; Castaño-Castellar, S.; Lynn, D. M.; Acevedo-Rullán, A.; Acevedo-Vélez, C. “Liquid crystal emulsions stabilized by nanoparticle-surfactant complexes.” PREM Research Scholars Summit Poster Session. MRS Fall 2021 Conference. December 2021, Virtual Conference.

14.  Piñeres-Quiñones, O.; Lynn, D. M.; Acevedo-Vélez, C. “Liquid crystal emulsions stabilized by nanoparticle-surfactant complexes.” 2021 AIChE Annual Meeting, November 2021. Boston, MA. Oral presentation.

15.  Piñeres-Quiñones, O.; Zabala-Rodríguez, K.; Lynn, D. M. ; Acevedo-Vélez, C. “Liquid crystal emulsions stabilized by nanoparticles.” ACS 95th Colloid and Surface Science Symposium. June 2021, Virtual Conference. 

16.  Capre-Masó, L.D.; Acevedo-Vélez, C. “Influence of surface composition on the adsorption of chemically functionalized gold nanoparticles at the oil-in-water interface.” Spring 2021 ACS National Meeting, Division of Colloid and Surface Chemistry. April 2021, Virtual Conference. 

17.  Rodríguez-Otero, M.; Piñeres-Quiñones, O.; Acevedo-Vélez, C. “Effect of Surfactant Structure on the Interfacial Tension of a Nematic Liquid Crystal.” 54th ACS Puerto Rico JuniorTechnical Meeting & 39th Puerto Rico Interdisciplinary Scientific Meeting (PRISM). April 2021, Virtual Conference.

18.  Piñeres-Quiñones, O.; Lynn, D. M.; Acevedo-Vélez, C. “Liquid crystal emulsions stabilized by nanoparticle-surfactant complexes.” Spring 2021 ACS National Meeting, Division of Colloid and Surface Chemistry. April 2021, Virtual Conference. 

19.  Rodríguez-Otero, M.; Piñeres-Quiñones, O.; Acevedo-Vélez, C. “Effect of Surfactant Structure on the Interfacial Tension of a Nematic Liquid Crystal.” Puerto Rico Louis Stokes Alliance for Minority Participation Symposium/43rd ACS Puerto Rico Senior Technical Meeting. December 2020, Virtual Conference.

20.  Acevedo-Vélez, C. “Influence of Surface-Active Nanoparticles on Emulsions of Thermotropic Liquid Crystals.” Invited Seminar, Department of Chemical Engineering, University of Arkansas. October 2020, Virtual Seminar.

21.  Rodríguez-Zabala, K.J.; Lynn, D. M.; Acevedo-Vélez, C. “Self-assembly of chemically heterogeneous nanoparticles at aqueous-liquid crystal droplet interfaces.” 15th PREM Anniversary, MRS Fall Conference, Boston, MA. December 2019. Poster presentation.

22.  Rodríguez-Zabala, K. J.; Lynn, D. M.; Acevedo-Vélez, C. “Influence of chemically-functionalized gold nanoparticles on emulsions of thermotropic liquid crystals.” 42nd ACS-PR Senior Technical Meeting, Mayagüez, PR, November 2019.

23.  Pagán-Aponte, N. M.; Santiago-Cruz, H. A.; Pinzón de la Rosa, C. A.; Acevedo-Vélez, C. “Characterization of surfactant-colloidal particle interactions towards the development of a composite system for enhancing efficiency of green detergents.” 42nd ACS-PR Senior Technical Meeting, Mayagüez, PR, November 2019.

24.  Capre-Maso, L. D.; Acevedo-Vélez, C. “Emulsions Stabilized by Chemically Heterogeneous Nanoparticles.” ACS National Meeting, Division of Colloid and Surface Chemistry, Orlando, FL, March 2019. Poster Presentation.  

25.  Capre-Maso, L. D.; Acevedo-Vélez, C. “Effect of Surface Chemical Heterogeneity on Nanoparticle Adsorption at the Oil-Water Interface to Stabilize Emulsions.” Forward Summit, Puerto Rico Science, Technology and Research Trust, San Juan, PR, November 2018. Poster Presentation.

26.  Patil, P.D.; Acevedo-Vélez, C.; Yu, W.; Rozowski, P.M.; Gao, M. “A Systematic Approach to Design Surfactant Based EOR Process for High Salinity and High-Temperature Fractured Carbonate Reservoirs: Laboratory Evaluation.” Society of Petroleum Engineering Workshop: Effective and Efficient Development of Fractured Carbonate Reservoirs, Xi'an, China, July 2017.

27.  Acevedo-Vélez, C.; Yu, W.; Patil, P.D. “Surfactant Enhanced Oil Recovery (EOR): Role of Reservoir Wettability and Oil-Water Interfacial Tension in Designing Efficient Surfactant Systems.” 253rd ACS National Meeting, Division of Colloid and Surface Chemistry, San Francisco, CA, April 2017.

28.  Acevedo-Vélez, C.; Gao, M. Yu, W. “Enhanced Solubility and Self-Assembly of Nonionic Surfactants in Electrolyte Solutions.” Spring 2021 ACS National Meeting, Division of Colloid and Surface Chemistry, San Diego, CA, March 2016. 

29.  Mohler, C.E.; Poindexter, M.K.; Acevedo-Vélez, C.; Sanders; T.; Meyers, G.; Reinhardt, C.; Chen, W.; Singh, H.; Atias, J. “Clay-Flocculant Interactions in Developing Next Generation Flocculants for Oil Sands Fluid Fines Tailings Management.” 4th International Oil Sands Tailings Conference, Alberta, Canada, December 2014.

30.  Acevedo-Vélez, C.; Mukherjee, J.; Yu, W.; Mounzer, H.; Buckner, W.; Falcone-Potts, S.; Hernandez, M. “Chemical Solutions for Improved Waterflooding in Carbonate Reservoirs.” Society of Petroleum Engineers, Abu Dhabi International Petroleum and Exhibition Conference, Abu Dhabi, United Arab Emirates, November 2014.