PENN-UPRH Partnership for research

and education in materials

Research

Thrust 1: Materials for Nano-electronic Devices and Sensors


Collaborators: I. Ramos (UPRH), N. Pinto (UPRH), W. Otaño (UPRC), A. Guadalupe (UPRRP), J. J. Santiago-Avilés (PENN), A. T. Johnson (PENN), R. Agarwal (PENN

Gas Sensors and Diodes based on PEDOT-PSSA Nano-ribbons

N. J. Pinto (UPRH), A. T. Johnson Jr.(PENN, )R. Agarwal (PENN)

Figure 1. Characteristics of schottky diosdes fabricates using tin oxide and PEDOT-PSSA.

 

 

Electrospinning of Nitrides, Oxides and CNT Composites for Sensors and Actuators

I. Ramos (UPRH), E. Campo (Lehigh U.), J. Santiago-Avilés (PENN), J. Esteve (CNM, Spain)

Figure 2. Grains growing out in galium nitride nanofibers.

 

Engineering of Hybrid Organic-Inorganic Solar Cells

J. Vedrine (UPRH), C. Murray (PENN), C. Kagan(PENN)

Figure 3. I-V curves of P3HT:PCBM sample with conversion efficiency of 1.6%.

 

 

Combinatiorial Analysis of Metal Oxides for Gas Sensor Applications

V. Pantojas (UPRC), W. Otaño (UPRC), J. Santiago-Avilés (PENN)

Figure 4. ZnO sensor response to hydrogen gas

 

 

Polymer-Based Electrochemical Biosensors for the Detection of Bacteria

A. Guadalupe (UPR RP)

Figure 5. I. OSWV voltammogram of : (A) bare GC, (B) 10.3 KD NHS-PS-NHS, (C) 15-mer probe, (D) 15-mar probe target hybridization. II. Calibration curve for the 15-mer dsDNA-Fe.

 

 

 

 

Thrust 2: Mathematical Modeling and Simulations of Materials.

Collaborators: J. Sotero-Esteva (UPRH), N. Zimbovskaya (UPRH), P. Negrón (UPRH), P. Moore (USiP), J. J. Santiago-Avilés (PENN), A. T. Johnson (PENN), R. Johnson (PENN), E. Mele(PENN), P. Ponte (PENN), E. Campo (PENN)

An Integrate Environment for Molecular Dynamics Simulations of Molecule-substrates Interactions

J. Sotero (UPRH), R. Johnson (PENN), A.T. Johnson, P. Moore (USIP)

Figure 6. All in-one user friendly tool to perform simulations.

 

Nanoparticle Shape Selection by Repulsive interactions: Metal Islands on Few-layer Graphene

N. A. Zimbovskaya (UPRH), A. T. Johnson (PENN, E. Mele (PENN)

Figure 7. Geometry of deformed droped with radius r, heignt h and dipole layer d. The three modes of deformation.

 

Finite Element Method Simulations of Composite Materials and Actuators

P. Negrón (UPRH), E, Campo, P. Ponte (PENN)

Figure 7. Photo actuation strain as a function of average nanotube compression delta and pre-strain lamda.