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LRSM MRSEC Highlights

Posted here are recent highlights of collaborative research conducted by the LRSM/MRSEC members. One or two examples from each Interdisciplinary Research Group (IRG) will be posted here periodically.

posted: 2/12

Geometric Routes to Soft Assembly and Dynamics / IRG1

Post Arrays as Topological Templates
Randall D. Kamien, Kathleen Stebe and Shu Yang
 

Biologically-inspired Janus-dendrimer Assemblies / IRG2

A color changing stress-sensor
Michael J. Therien, Ivan J. Dmochowski, and Daniel A. Hammer, (2011)
 

Mechanical Failure of Disordered Packings / IRG3

Soft Spots in Disordered Colloidal Packings
Andrea J. Liu and Arjun G. Yodh
 

Controlled Function in Inter-dimensional Materials / IRG4

Quantum Dot Circuits
Cherie R. Kagan and Christopher B. Murray
 

Seeds

Dirac Semimetal in Three Dimensions (Seed1)
Charles L. Kane, Andrew M. Rappe and E Eugene J. Mele
 

Polymer Nanocomposites (Seed4)
Ritesh Agarawal, Russell J. Composto, Karen I. Winey
 

Outreach

Girard College 7th Grade Science
Eva Campo, John Romano and Andrew McGhie
 

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Geometric Routes to Soft Assembly and Dynamics / IRG1

Curvature-driven capillary migration and assembly of rod-like particles
Kathleen J. Stebe

Biologically-inspired Janus-dendrimer Assemblies / IRG2

Method takes the guess work out of dendrimer vesicle formation
Virgil Percec

Geometric Routes to Soft Assembly and Dynamics / IRG1

Pillar-Assisted Epitaxial Assembly of Toric Focal Conic Domains of Smectic-A Liquid Crystals
Randy Kamien, Kate Stebe, and Shu Yang

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posted: 8/11

"Editor's Suggestion" Physical Review B, v84

Stressing the Most Important (Dirac) Points
Steve M. Young, Sugata Chowdhury, Eric J. Walter, Eugene J. Mele, Charles L. Kane, and Andrew M. Rappe

Filamentous Networks & Structured Gels / IRG1

Colloidal Networks & Lattices at Threshold of Mechanical Stability
Tom Lubensky, Andrea Liu, Arjun Yodh, Shu Yang and Ju Li

Resistive Switching in Polymer Nanocomposites
Ju Li, Jay Kikkawa and Karen Winey

 

Functional Cylindrical Assemblies / IRG2

Patterning within Amphiphilic Self-Assemblies usingCharge, Curvature, and Crystallinity
Dennis Discher, Randy Kamien, Michael Klein, Paul Janmey and Andrea Liu

Designed Programmable Membranes / IRG3

Engineering a virus-like particle via protein design
Marija Drndic, Jay Kikkawa, Bill DeGrado, and Mike Klein (Temple University)
 

De Novo Synthetic Protein Modules for Light-Capture and Catalysis / IRG4

Maquette protein engineering and construction for long-lived photo-induced charge separation
Les Dutton and Bohdana Discher
 

Oxide-Based Hierarchical Interfacial Materials / IRG5

Pd Dispersion on Opposing Polar LiNbO₃ Surfaces
Andy Rappe, John Vohs and Dawn Bonnell
 

Seed

Nanostructured programmable matter forfunctional architectures and devices
Ritesh Agarwal, Russ Composto, Marija Drndic, Cherie Kagan, Jay Kikkawa, Jennifer Lukes, Chris Murray and So-Jung Park

Protein Assembly at the Air-Water Interface
Tobias Baumgart and Ivan J. Dmochowski
 

Using a vice to change topology: theory and modeling insulators under strain
Charlie Kane, Gene Mele and Andy Rappe

Outreach

Philly Materials Science & Engineering Day
LRSM Education & Outreach

Workshops on Materials Science Labs for Teachers
Schuyler Patton (Central HS), Russ Composto, Karen Winey and Andrew McGhie
 

 

 

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Seed

Penn Physicists Observe "Campfire Effect" in Blinking Nanorod Semiconductors
Marija Drndic

posted: 6/11

De Novo Synthetic Protein Modules for Light-Capture and Catalysis / IRG4

Penn Researchers Help Nanoscale Engineers Choose Self-Assembling Proteins
Marija Drndic, James M. Kikkawa, and William F. DeGrado

posted: 6/11

Predictive Modeling of Topological Insulators / Seed 1

Binary Nanocrystal Superlattice Membranes Self-assembled at the Liquid–air Interface
Angang Dong, Jun Chen, Patrick M. Vora, James M. Kikkawa & Christopher B. Murray

posted: 8/10

Filamentous Networks & Structured Gels / IRG1

Spontaneous Buckling of Synthetic Gels with Depth-wise Crosslinking Gradient
Jason A. Burdick, Christopher Chen, Paul A. Janmey, Dennis E. Discher, and Shu Yang
 

Functional Cylindrical Assemblies / IRG2

Patchy Particles by Self-Assembly
Christian, D.A., Tian, A., Ellenbroek, W.G., Levental, I., Rajagopal, K., Janmey, P.A., Liu, A.J., Baumgart, T., & Discher, D.E.

 

Designed Programmable Membranes / IRG3

Self-assembly of Janus-dendrimers into Uniform Dendrimersomes and Other Complex Architectures
Percec, V., Wilson, D.A., Leowanawat, P., Wilson, C.J., Hughes, A.D., Kaucher, M.S., Hammer, D.A., Levine, D.H., Kim,A.J., Bates, F.S., Davis, K.P., Lodge, T.P., Klein, M.L., DeVane, R.H., Aquad, E., Rosen, B.M., Argintaru,A.O., Sienkowska, M.J., Rissanen, K., Nummelin, S. and Ropponen, J.
 

De Novo Synthetic Protein Modules for Light-Capture and Catalysis / IRG4

One Protein Scaffold – Multiple Functions
M. M. Sheehan, S. E. Chobot, J. L. R. Anderson, G. R. Wiedman, C. C. Moser,D.A. Bonnell, B. M. Discher, and P. Leslie Dutton
 

Oxide-Based Hierarchical Interfacial Materials / IRG5

Polarization Dependent Interactions at Pd-LiNbO3(0001) Interfaces
M. Zhao, D.A. Bonnell, and J.M. Vohs
 

Research Experience for Undergraduates, REU

Videoconferencing Materials Science to High Schools
Shu Yang and Dan Gianola, MSE, Matt Lazzara and Daeyeon Lee, CBE, Jorge Santiago, ESE,Eric Schelter, Chemistry, and Andrew McGhie, LRSM
 

Seed 1

Carrier Distribution & Dynamics of Nanocrystal Solids Doped with Artificial Atoms
Dong-Kyun Ko, Jeffrey J. Urban, and Christopher B. Murray

Seed 2

Elasticity of Microgel Particles
Kerstin N. Nordstrom, Emilie Verneuil, Jerry P. Gollub, and Douglas J. Durian

 

 

posted: 7/09

Filamentous Networks & Structured Gels / IRG1

Geometric Frustration in Buckled Colloidal Monolayers
Yilong Han, Yair Shokef, Ahmed M. Alsayed, Peter Yunker, Tom C. Lubensky & Arjun G. Yodh
 

Functional Cylindrical Assemblies / IRG2

Cell Motility Driven by Actin Polymerization: A New Proposed Mechanism
K. C. Lee and A. J. Liu

Molecular Structure of Helical Supramolecular Dendrimers
M. Peterca, V. Percec, M. R. Imam, P. Leowanawat, K. Morimitsu, P. A. Heiney
 

Designed Programmable Membranes / IRG3

Ferritin-polymersome Interactions: Laser-mediated Vesicular Budding
G. P. Robbins, M. Jimbo, J. Swift, M. J. Therien, D. A. Hammer, I. J. Dmochowski
 

De Novo Synthetic Protein Modules for Light-Capture and Catalysis / IRG4

Human H Ferritin (HuHF) Assembly
J. Saven & I. J. Dmochowski
 

Oxide-Based Hierarchical Interfacial Materials / IRG5

Photoluminescence and Band Gap Modulation in Graphene Oxide
Z. Luo, P.M. Vora, E.J. Mele, A.T. Johnson, J.M. Kikkawa
 

Research Experience for Undergraduates, REU

Cell Sensing of Synthetic Fibrous Networks in PA Gels
Laura Wertz (University of the South), Christine Krieger (Penn), Karthikan Rajagopal (Penn) and Dennis Discher (Penn)