News
Accelerated Discovery of Thermoelectric Heteroanionic Materials
Northwestern University MRSEC IRG-2 has developed an efficient theoretical framework based on high-throughput density functional theory calculations and machine learning methods to accelerate the discovery of heteroanionic materials.
News
AI Enabled Quantum Chemical Accuracy for Helium-Benzene Interactions
An interdisciplinary team of CAMM IRG1 researchers developed a quantitatively reliable helium-benzene potential energy surface with quantum chemical accuracy by combining CCSD(T)/CBS electronic-structure and a multifidelity Gaussian process model that merges sparse high-accuracy data with dense lower-cost DFT data. This is an important result for a weakly bound quantum system in which small errors in the interaction potential lead to materially different many-body predictions.
News
Light and Energy
A new Materials Science From CU program, Light and Energy, enables
students to compare the amount of energy needed to illuminate different types
light bulbs. Seen in this photo during
the annual STEMapaloozza event held in
Denver, Center graduate student Chenhui Zhu encourages a middle student to generate the power
to light an array of incandescent light bulbs.
News
Where Materials Begin and Society BenefitsVertical Organic Electrochemical Transistors and Logic Circuits
By employing redox-active and redox-inactive polymers in a mixed-dimensional heterostructure architecture, Northwestern University MRSEC IRG-1 has achieved vertical organic electrochemical transistors (vOECTs) for the first time.
News
Angstrom-scale imaging of antiferromagnetic Fe2As via 4D-STEM
New electron microscopy technique developed at UIUC show that magnetic order in antiferromagnetic Fe2As can be resolved at angstrom resolution for the first time.
News
Franklin Middle School Visits the I-MRSEC
In February 2023, the I-MRSEC hosted over 40 middle schoolers and teachers from Franklin STEAM Academy, a Champaign public middle school, at Materials Research Lab for a day of hands-on activities and lab visits.
News
1.3µm Optical Interconnect on Silicon: A Monolithic III-Nitride Nanowire Array Photonic Integrated Circuit
A feasible optical interconnect on a silicon complementary metal-oxide-semiconductor chip demands epitaxial growth and monolithic integration of diode lasers and optical detectors with guided wave components on a (001) Si wafer, with all the components preferably operating in the wavelength range of 1.3–1.55 μm at room temperature.
News
Superconductivity and Correlations in Alternating Twist Quadrilayer Graphene
Moiré materials realized by controlling the twistbetween different atomic layers represent anemerging family of crystals with unique electronicproperties.
News
Confined Monolayer Ag as a Large Gap 2D Semiconductor
By mapping momentum-resolved electronic states using time-resolved and angle-resolved photoemission spectroscopy, researchers recently revealed that monolayer Ag confined between bilayer graphene and SiC is a large gap (>1 eV) 2D semiconductor, consistent with ab initio GW calculations.
News
Hydrogel Crosslinking Regulated using Genetic Logic
Living polymer networks, including tissues andbiofilms, actively respond to complex combinations ofenvironmental inputs, leading to differentiation,regeneration, and development.
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