El convenio Programa es una alianza estratégica y de investigación entre la Escuela de Minas de Colorado (Colorado School of Mines, EE.UU.) y la UNSA, firmada mediante convenios específicos de cooperación técnica. Tiene como objetivo promover la minería sostenible y las tecnologías asociadas, con especial foco en minimizar impactos ambientales, mejorar prácticas de extracción, tratamientode residuos, relaves y contribuir al desarrollo regional mediante investigación aplicada.

Publicaciones

2023

Chandan Kumar, Gabriel Walton, PaulSanti, Carlos Luza; An ensemble approach of feature selection and machine learning models for regional landslide susceptibility mapping in the arid mountainousterrain of southern Peru ; Remote Sensing

2022

Aaron Malone, Paul Santi, Yezelia Caceres Cabana, Nicole Smith, Justin Manning, Eliseo Zeballos Zeballos, Wendy Zhou; Cross-validation as a step toward the integration of local and scientific knowledge of geologic hazards in rural Peru ; International Journal ofDisaster Risk Reduction

Polo y La Borda Cavero, A., Y. CáceresCabana, A. Malone, R. Quinta Soto.; Musical chairs: Analyzing the evolution of stakeholders in Peru’s mining sector throughdialogue tables ; Resources Policy
Zhang, N., Hedayat, A., Figueroa, L., Steirer, K. X., Li, H., Sosa, H. G. B., ... &Loza, R. S. C.; Experimental studies on the durability and leaching properties of alkali-activated tailings subjected todifferent environmental conditions ; Cement and ConcreteComposites

Perera-Mercado, Y., Hedayat, A., Tunstall, L., Clements, C., Hylton, J., Figueroa, L., ...& Canahua Loza, R. S.; Effect of the Class C Fly Ash on Low-Reactive GoldMine Tailing Geopolymers ; Polymers

Zhang, N., Hedayat, A., Han, S., Ma, S., Sosa, H. G. B., Bernal, R. P. H., ... & Loza,R. S. C.; Fracture properties of tailings-based geopolymer incorporated with class F fly ash under mode Iloading conditions. ; Engineering FractureMechanics

Zhang, N., Hedayat, A., Perera-Mercado, H. G. B., Tupa, N., Morales, I. Y., Loza, R.S. C.; Including Class F Fly Ash to Improve theGeopolymerization Effects and the CompressiveStrength of Mine Tailings–Based Geopolymer ; Journal of Materials in CivilEngineering

M. Caplan, C. Anderson, E. Spiler and R. Huamani; Characterization of Peruvian Smelter Slags for theDetermination of Potentially Economic Constituents ; Copper InternationalConference

Gary Vanzin, Henry Peel; Weishi Wang; Lily Bosworth; Zhaoxun Yang; Michael A. P. Vega; Colin Root; Adam Brady; Giuliana Romero Mariscal; Armando Arenazas Rodríguez; Juana Ticona; Lino MoralesParedes; Jonathan O. Sharp; Scalable and customizable parallel flow-through reactors to quantify biological processes related to contaminant attenuation by photosynthetic, wetland microbial mats ; MethodsX

M. Caplan, C. Anderson, E. Spiler and R. Huamani; Exploratory Leaching and Flotation Testing of LaOroya Slag for the Recovery of Copper, Zinc, andLead ; Copper InternationalConference

Yang Z; Acker SM; Brady AR; Arenazas A; Morales L; Ticona J; Romero G; VanzinGF; Ranville JF; Sharp JO.; Heavy metal removal by the photosynthetic microbial biomat found within shallow unit processopen water constructed wetlands ; Science of the TotalEnvironment

2021

McDaniel, KH; Zamalloa, LJ; Brune, JF; Figueroa Galiano, MR and EnríquezRamos, JF; Mine Ventilation – Studies and EnvironmentalInterventions for Artisanal and Small-Scale Mining in the Arequipa Region, Perú. ; 18th North American MineVentilation Symposium, Rapid City SD, June 2021

Wei, X., Garcia-Chevesich, P., Alejo, F.,García, V., Martínez, G., Daneshvar, F., Bowling, L., Gonzáles, E., Krahenbuhl, R.,McCray, J.; Hydrologic Analysis of an Intensively Irrigated Area in Southern Peru Using a Crop-Field Scale Framework ; Water 13(3), p.318.

Zhang, N., Hedayat, A., Sosa, H., Tunnah, J., Cárdenas, J., and Álvarez, G. E. S; Estimation of the mode I fracture toughness and evaluations on the strain behaviors of the compacted mine tailings from full-field displacementfields via digital image correlation ; Theoretical and AppliedFracture Mechanics

Zhang, N., Hedayat, A., Khan, A., Garg, P., and Bolaños Sosa, H. G.; Understanding the mode I fracture behaviors of the geopolymer made by alkaline activation of gold mine tailings ; 55th US Rock Mechanics/ Geomechanics Symposium. American Rock MechanicsAssociation

Pablo Garcia-Chevesich, Xiaolu Wei, Juana Ticona, Gisella Martínez, Julia Zea, Vilma García, Francisco Alejo, Yao Zhang, Hanna Flamme, Andrew Graber, PaulSanti, John McCray, Edgard Gonzáles andRichard Krahenbuhl (PI):; The Impact of Agricultural Irrigation on Landslide Triggering: A Review from Chinese, English, and Spanish Literature ; Water 13(1): 10

Hanna E. Flamme; Richard A. Krahenbuhl (PI); Yaoguo Li; Brandon Dugan; Jeffrey Shragge; Andrew Graber; Dana Sirota; Gavin Wilson; Edgard Gonzales; JavierTicona; Armando Minaya, 2021; Integrated geophysical investigation for understanding agriculturally induced landslides in southern Peru ; Environmental EarthSciences

Zhang, Nan; Hedayat, Ahmadreza; Khan, Ammad; Garg, Prasoon; Bolaños Sosa, H. G.; Nestor, Tupa; Yanqui Morales, Isaac;Canahua Loza, Reynaldo Sabino; Mechanical and fracture behaviors of compacted gold mine tailings by semi-circular bending tests and digital image correlation ; Construction and BuilidngMaterials

Aina Orell Regis, Johan Vanneste, Sarah Acker, Gisella Martínez, Juana Ticona, Vilma García, Francisco D. Alejo, Julia Zea, Richard Krahenbuhl, Gary Vanzin, Jonathan O. Sharp; Pressure-driven membrane processes for boron and arsenic removal: pH and synergistic effects ; Desalination

Zhang, N., Hedayat, A., Sosa, H. G. B., Bernel, R.P.H., Tupa, N., Morales, I. Y., and Loza, R. S. C.; Fracture properties of the gold mine tailings-based geopolymer under mode I loading condition through semi-circular bend tests with digital imagecorrelation ; Theoretical and AppliedFracture Mechanics

Zhang, N., Hedayat, A., Han, S., Yang, R., Sosa, H. G. B., Cárdenas, J. J. G., & Álvarez, G. E. S.; Isotropic compression behavior of granular assembly with non-spherical particles by X-ray micro-computed tomography and discrete elementmodeling ; Journal of Rock Mechanics and Geotechnical Engineering

Khan, A., Zhang, N., Hedayat, A., Sosa, B.,& Gelber, H.; Evaluation of tensile strength and failure response of geopolymerized rock waste using Brazilian tensiletest. ; In 55th US RockMechanics/GeomechanicsSymposium. OnePetro.

Vuono, D. C., J. Vanneste, L. A. Figueroa, V. Hammer, F. N. Aguilar-Huaylla, A. Malone, N. M. Smith, P. A. Garcia- Chevesich, H. G. Bolaños-Sosa, F. D. Alejo-Zapata, H. G. Polanco-Cornejo, andC. Bellona; Photocatalytic Advanced Oxidation Processes for Neutralizing Free Cyanide in Gold Processing Effluents in Arequipa, Southern Peru ; Sustainability 13, 9873.

Andrew Graber, Paul Santi, Pablo Meza; Constraining the critical groundwater conditions for initiation of large, irrigation-induced landslides,Siguas River Valley, Peru ; Landslides

Zhang, N., Hedayat, A., Sosa, H. G. B., Bernal, R. P. H., Tupa, N., Morales, I. Y., & Loza, R. S. C.; On the incorporation of class F fly-ash to enhance the geopolymerization effects and splitting tensile strength of the gold mine tailings-based geopolymer ; Construction and BuildingMaterials

Zhang, N., Hedayat, A., Sosa, H. G. B., Bernal, R. P. H., Tupa, N., Morales, I. Y., & Loza, R. S. C.; Crack evolution in the Brazilian disks of the mine tailings-based geopolymers measured from digital image correlations: An experimental investigationconsidering the effects of class F fly ash additions ; Ceramics International

Zhang, N., Hedayat, A., Bolaños Sosa, H., González Cárdenas, J., Salas Álvarez, G.,and Ascuña Rivera, V.; Specimen size effects on the mechanical behaviors and failure patterns of the mine tailings-basedgeopolymer under uniaxial compression ; Construction and BuildingMaterials

Santi, Manning, Zhou, Meza, Colque; Geologic Hazards of the Ocoña River Valley, Peruand the Influence of Small-Scale Mining ; Natural Hazards Journal

2020

Contreras Inga, C.E., Quispe, R., Canahua, R., Taco, L., and Walton, G.; Geomechanical assessment of groundfall hazards in a small-scale underground mine in the Arequipa region, Peru. ; 54th US Rock Mechanics/Geomechanics Symposium, Golden, CO,USA

Nan Zhang, Ahmadreza Hedayat, Héctor Gelber Bolaños Sosa, Juan José González Cárdenas, Guido Edgard SalasÁlvarez, and Benigno Ascuña Rivera Victor; Damage Evaluation and Deformation Behavior of Mine Tailing-based Geopolymer Composites under Uniaxial Cyclic Compression. ; Ceramics International

Nan Zhang, Ahmadreza Hedayat, Héctor Gelber Bolaños Sosa, Juan José González Cárdenas, Guido Edgard SalasÁlvarez, and Benigno Ascuña Rivera Victor; Fracture and Failure Processes of GeopolymerizedMine Tailings under Uniaxial Compression ; 54th US Rock Mechanics/Geomechanics Symposium, Golden, CO, USA

Nan Zhang, Ahmadreza Hedayat, Linda Figueroa, Héctor Gelber Bolaños Sosa, Juan José González Cárdenas, Guido Edgard Salas Álvarez, Victor BenignoAscuña Rivera; Specimens Size Effect on the CompressiveStrength of Geopolymerized Mine Tailings ; Tailing & Mine Waste, Keystone, CO, USA

Malone, A., N.M. Smith, E. Zeballos.; Coexistence and conflict between artisanal mining,fishing, and farming in a Peruvian boomtown ; Geoforum

Graber, A., Santi, P., and Radach, K., Colorado School of Mines, Golden, Colorado, USAMeza Arestegui, P., and Chacon Arcaya, S., Universidad Nacional de San Augustinde Arequipa, Arequipa, Peru; Finite Element Model Calibration in the Context of Limited Data and Limited Access: a Case Study from a Large Landslide in Southern Peru ; ARMA, American RockMechanics Association

Pablo Garcia-Chevesich *, Vilma García, Gisella Martínez, JuliaZea, Juana Ticona, Francisco Alejo, Johan Vanneste, Sarah Acker, Gary Vanzin, Aaron Malone, Nicole Smith, Christopher Bellona, Jonathan Sharp; Inexpensive organic materials and their applications towards heavy metal attenuation in waters from southern Peru ; Water 12: 2948;

J Crespo, E Holley, K Pfaff, M Guillen, R Huamani; Ore mineralogy, trace elements geochemistry and geochronological constraints at the Mollehuaca and San Juan de Chorunga Au-Ag vein deposits in the Nazca-Ocoña metallogenic belt, Arequipa, Peru ; Minerals

Santi, Manning, Zhou, Meza, Colque; Geologic Hazards of the Ocoña River Valley andthe Influence of Small-Scale Mining Activity ; Natural Hazards