Personal profile
Research Interests
The researcher conducts an integrated program on advanced measurement, manufacturing and optimization across biomedical sensing, materials processing and precision machining. In biomechanics and healthcare engineering, low-cost wireless IMUs were used to analyze gait across regular and irregular surfaces, applying polynomial regression to predict joint-region kinematics and comparing against established models, highlighting surface-induced gait differences and potential medical application of wearable sensing devices. In manufacturing, the work develops and validates laser-cutting and machining parameter sets for stainless steel and AISI steels using response surface methodology, Taguchi design and ANOVA to quantify factor influences (notably cutting speed and machining strategy) on surface roughness and process stability. Predictive equations for surface roughness are established with acceptable error bounds, enabling optimization of cutting conditions and strategies (e.g., Radial Zigzag, Zigzag variants) to balance quality and production efficiency. The research consistently emphasizes standards, validation, and measurement best-practices to support reproducible results. This holistic profile positions the author at the intersection of biomedical instrumentation, materials processing and data-driven optimization, with impact potential in affordable health monitoring technologies and cost-effective manufacturing engineering.
Key Topics:
- Materials Science, Manufacturing & Additive/Subtractive Processes
- Optimization, Operations Research & Decision Support
- Standards, Validation, Benchmarks & Measurement Best-Practice
- Sensors, Instrumentation & Measurement Systems
- Biomedical Engineering, Rehabilitation, Prosthetics & Neurotechnology
- Optics, Photonics, UV Technologies & Emerging Communications
- Healthcare, Clinical Epidemiology & Public Health
Collaborations and top research areas from the last five years
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Development of Algorithms for Roughness Prediction in Electrical Discharge Machining, Concave and Convex 3-Axis Machining on Cold-Work and Hot-Work Steels with a Hardness Range of 50 to 65 HRC
Juiña Quilachamin, L. C. (PI), Cabrera Moreta, V. H. (Col), Heredia Velastegui, J. R. (Col), Caceres Correa, D. M. (Student), Rubio Mena, D. X. (Student), Remache Cunalata, M. O. (Student) & Chavarri Soliz, J. A. (Student)
12/04/24 → …
Project: Research and Development
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Development of Algorithms for Predicting Roughness in Concave and Convex Machining for M201 – M238 and M303 Martensitic Steels without Heat Treatment (Phase 2)
5/11/21 → …
Project: Research and Development
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Design of a Device for Fluid Micro-Mixing Using 3D Prototyping (Phase 2)
Guaño Arias, S. E. (Col), Juiña Quilachamin, L. C. (Col), Cabrera Moreta, V. H. (PI) & Heredia Velastegui, J. R. (Col)
1/08/23 → 13/12/23
Project: Research and Development
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Design of a device for fluid micro-mixing using 3D prototyping
Juiña Quilachamin, L. C. (Col), Cabrera Moreta, V. H. (PI) & Heredia Velastegui, J. R. (Col)
29/06/22 → 1/08/23
Project: Research and Development
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Validation of Human Movement and Gait Capabilities Using Inertial Sensors Under Different Conditions (Surfaces and Footwear) (Phase 1)
Juiña Quilachamin, L. C. (Col), Cabrera Moreta, V. H. (PI), Moreno Diago, N. V. (Col), Heredia Velastegui, J. R. (Col), Lopez Barba, E. R. (Student) & Quiroz Mafla, D. M. (Student)
11/06/20 → 11/06/21
Project: Research and Development
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Evaluation of the Mechanical Properties of M303 Steel Heat Treated Between 800 and 900 °C with Tempering Between 350 and 500 °C Using Tensile and Hardness Tests
Juiña, L. C., Lomas, J., Velasco, A. & Cabrera Moreta, V. H., 2026, Perspectives and Trends in Education and Technology, Volume 3 - Selected Papers from ICITED25. Abreu, A., Carvalho, J. V. & Castanho, R. A. (eds.). Springer Science and Business Media Deutschland GmbH, p. 75-84 10 p. (Lecture Notes in Networks and Systems; vol. 1695 LNNS).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Application of Generative Design to a Mountain Bike Frame with Consideration of Structural Weight Reduction
Juiña Quilachamin, L. C., Rubio Mena, D. X., Villalva Gonzalez, A. R. & Cabrera Moreta, V. H., 15 Jul 2025.Research output: Contribution to conference › Paper
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Analysis of Cycle Gait on Different Surfaces Using Inertial Sensors
Quiroz, D., López, R., Cabrera-Moreta, V. H. & Juiña, L., 2024, Systems, Smart Technologies and Innovation for Society - Proceedings of CITIS 2023. Salgado-Guerrero, J. P., Vega-Carrillo, H. R., García-Fernández, G. & Robles-Bykbaev, V. (eds.). Springer Science and Business Media Deutschland GmbH, p. 87-96 10 p. (Lecture Notes in Networks and Systems; vol. 871 LNNS).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Evaluation of the Surface Quality Obtained in AISI 201 Stainless Steel by Fiber Laser Cutting in 2 mm Sheet
Calderón, B., Suquillo, K., Juiña, L. & Vaca, X., 2023, Intelligent Technologies: Design and Applications for Society - Proceedings of CITIS 2022. Robles-Bykbaev, V., Mula, J. & Reynoso-Meza, G. (eds.). Springer Science and Business Media Deutschland GmbH, p. 225-235 11 p. (Lecture Notes in Networks and Systems; vol. 607 LNNS).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Roughness Analysis on Concave Surface for Martensitic Steel AISI 420 Obtained in the 3D Machining Process
Juiña, L. C., Gavilanez, D., Campos, J. & Dávalos, E., 2023, Intelligent Technologies: Design and Applications for Society - Proceedings of CITIS 2022. Robles-Bykbaev, V., Mula, J. & Reynoso-Meza, G. (eds.). Springer Science and Business Media Deutschland GmbH, p. 249-261 13 p. (Lecture Notes in Networks and Systems; vol. 607 LNNS).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review