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Microfluidics for block polymer shells
We
utilized microfluidic
methods to investigate
the role of geometric structures, e.g. thin spherical block copolymer shells,
in the microphase
separation
in block copolymer thin films. The shells are comprised of the triblock
copolymer styrene-isoprene-styrene
(SIS).
For
air-in-oil-in-water emulsions, microfluidic devices with two consecutive
flow-focusing junctions were used to generate air bubble-containing droplets of
a solution of the SIS triblock
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Microscopic Fingerprint of Chiral Superconductivity
Chiral superconductivity — a long-sought quantum phase with potential applications in quantum technologies — has eluded definitive microscopic confirmation for decades. While several candidate materials exhibit signatures of time-reversal symmetry breaking, such evidence alone does not prove chiral Cooper pairing.
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Imaging and Analysis Center at Princeton University (2023-2024)
The Imaging and Analysis Center (IAC), supported by PCCM, is a world-leading facility for materials characterization. Its central mission is the education, research, and training of students at Princeton University and beyond. The IAC also collaborates with researchers in industry and other academic institutes.
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Tunable refraction
Materials with a negative refractive index can form super-resolution planar lenses,
sub-surface cameras or compact resonators which are otherwise impossible to realize. MRSEC researchers have predicted for the first time a tunable negative-index material with
low loss, using liquid crystals, whose operating wavelength can be changed by controlling the liquid crystal orientation.
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Oriental Institute Mobile Museum Project
At the University of Chicago MRSEC, we pursued new outreach directions with campus museums including the Smart Museum of Art and the Oriental Institute.
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Monolithically Integrated Ultra-High-Resolution Vertical Organic Electrochemical Transistor Arrays and Complementary Circuits
Northwestern University MRSEC IRG-2 has realized ultra-high-density and mechanically flexible vertical organic electrochemical transistor (vOECT) arrays and complementary circuits through electron-beam patterning of the conjugated organic semiconductors by electron-beam exposure. The high energy electron-beam disrupts the conjugation in the exposed organic semiconductor area, creating an electronic insulator while retaining ionic conductivity and topological continuity with the redox-active unexposed areas.
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Encapsulating Cell-Free Reactions in Hydrogels
A critical element of Northwestern University MRSEC IRG-1 is interfacing cell-free systems with abiotic materials in a way that supports cell-free reaction efficiency and kinetics. In this work, the capacity of bilayer-based compartments (e.g., liposomes, polymersomes) is being assessed to support encapsulated cell-free reactions upon their inclusion in a larger hydrogel matrix.
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Biomimetic design of 3D-printed cartilege
Cornell researchers employ advanced 3D printing technologies, along with bio-inspired design principles and multiscale predictive modeling to optimize the chemo-mechanical properties of bioprinted artificial cartilage.
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Ultrafast THz emission spectroscopy of spin currents in the metamagnet FeRh
THz emission spectroscopy developed at UIUC is used to investigate spin current generation in the antiferromagnetic metal FeRh under ultrafast laser excitation. The transient spin current in FeRh can be extracted from the emitted THz field. Developing viable platforms for the transduction between charge and spin current is crucial for spintronic based electronic devices. The Illinois MRSEC's work investigates FeRh as one such platform.
News
The Materials Universe Podcast: Bringing Materials Research to the General Public
CDCM has designed and launched one of the few materials science podcasts available to the public. The first season will feature 6 episodes where the podcast host, Abbey Stanzione, interviews CDCM MRSEC faculty about their educational backgrounds, pathway into academia and their cutting edge materials science research.
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