1.8k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of Colorado BoulderUS112 papers
- Colorado School of MinesUS59 papers
- King's College LondonGB30 papers
- Lawrence Berkeley National LaboratoryUS28 papers
- Fudan UniversityCN17 papers
- Radboud University NijmegenNL15 papers
- Stanford UniversityUS15 papers
- University of MinnesotaUS15 papers
- University of California, BerkeleyUS14 papers
- Colorado State UniversityUS13 papers
- North Carolina State UniversityUS12 papers
- Princeton UniversityUS12 papers
27 papers · 1 filter
Deconstruction of the anisotropic magnetic interactions from spin-entangled optical excitations in van der Waals antiferromagnets
Dipankar Jana, Swagata Acharya, Milan Orlita +5
Magneto-optical excitations in antiferromagnetic d systems can originate from a multiplicity of light-spin and spin-spin interactions, as the light and spin degrees of freedom can…
Distinct Magneto-Optical Response of Frenkel and Wannier Excitons in CrSBr
Maciej Smiertka, Michal Rygala, Katarzyna Posmyk +10
This study shows that CrSBr hosts Frenkel-like and Wannier-Mott-like excitons whose distinct spatial character explains their contrasting sensitivity to magnetic order and lattice…
Optical activity of chiral excitons
Peter C. Sercel, Matthew P. Hautzinger, Ruyi Song +2
Recent activity in the area of chiroptical phenomena has been focused on the connection between structural asymmetry, electron spin configuration and light matter interactions in c…
Self-consistent quasi-particle and hybrid functional calculations for Al/InAs/Al heterojunctions: band offset and spin-orbit coupling effects
H. Ness, F. Corsetti, D. Pashov +4
The electronic structure of surfaces and interfaces plays a key role in the properties of quantum devices. Here, we study the electronic structure of realistic Al/InAs/Al heterojun…
Breakdown of the drift-diffusion model for transverse spin transport in a disordered Pt film
K. D. Belashchenko, G. G. Baez Flores, W. Fang +4
Spin accumulation and spin current profiles are calculated for a disordered Pt film subjected to an in-plane electric current within the nonequilibrium Green function approach. In…
Modulating spin-valley relaxation in WSe with variable thickness VOPc layers
Daphné Lubert-Perquel, Byeong Wook Cho, Alan J. Philips +3
Combining the synthetic tunability of molecular compounds with the optical selection rules of transition metal dichalcogenides (TMDC) that derive from spin-valley coupling could pr…
Ab initio transport calculations: from normal to superconducting current
H. Ness, M. van Schilfgaarde
Applying the Bogoliubov-de Gennes equations with density-functional theory, it is possible to formulate first-principles description of current-phase relationships in superconducti…
All-carbon nanotube solar cell devices mimic photosynthesis
Gideon Oyibo, Thomas Barrett, Sharadh Jois +2
Photovoltaics has two main processes: Optical absorption and power conversion. In photosynthesis, the two equivalent processes are optical absorption and chemical conversion. Where…
Optical readout of singlet fission biexcitons with photoluminescence detected magnetic resonance
Gajadhar Joshi, Ryan D. Dill, Karl J. Thorley +3
Molecular spin systems based on photoexcited triplet pairs formed via singlet fission (SF) are attractive as carriers of quantum information because of their potentially pure and c…
Superior Photo-carrier Diffusion Dynamics in Organic-inorganic Hybrid Perovskites Revealed by Spatiotemporal Conductivity Imaging
Xuejian Ma, Fei Zhang, Zhaodong Chu +9
The outstanding performance of organic-inorganic metal trihalide solar cells benefits from the exceptional photo-physical properties of both electrons and holes in the material. He…
Field-driven metamorphoses of isolated skyrmions within the conical state of cubic helimagnets
Andrey O. Leonov, Catherine Pappas, Ivan I. Smalyukh
Topologically stable field configurations appear in many fields of physics, from elementary particles to condensed matter and cosmology. During the last decade, chiral liquid cryst…
Supercurrent decay in ballistic magnetic Josephson junctions
Hervé Ness, Ivan A. Sadovskyy, Andrey E. Antipov +2
We investigate transport properties of ballistic magnetic Josephson junctions and establish that suppression of supercurrent is an intrinsic property of the junctions, even in abse…
Coupled Charge and Radiation Transport Processes in Thermophotovoltaic and Thermoradiative Cells
William A. Callahan, Dudong Feng, Zhuomin M. Zhang +3
Accurate modeling of charge transport and both thermal and luminescent radiation is crucial to the understanding and design of radiative thermal energy converters. Charge carrier d…
Generalized magnetoelectronic circuit theory and spin relaxation at interfaces in magnetic multilayers
G. G. Baez Flores, Alexey A. Kovalev, M. van Schilfgaarde +1
Spin transport at metallic interfaces is an essential ingredient of various spintronic device concepts, such as giant magnetoresistance, spin-transfer torque, and spin pumping. Spi…
Real-space observation of skyrmion clusters with mutually orthogonal skyrmion tubes
Hayley. R. O. Sohn, Sergei M. Vlasov, Valeriy M. Uzdin +2
We report the discovery and direct visualization of skyrmion clusters with mutually-orthogonal orientations of constituent isolated skyrmions in chiral liquid crystals and ferromag…
Near-unity quantum yield from carbon nanotube excitons coupled to plasmonic nanocavities
Yue Luo, Ehsaneh D. Ahmadi, Kamran Shayan +6
Single-walled carbon nanotubes (SWCNTs) are promising absorbers and emitters to enable novel photonic and optoelectronic applications but are also known to severely suffer from low…
Plasmon-Exciton Interactions Probed Using Spatial Coentrapment of Nanoparticles by Topological Singularities
P. J. Ackerman, Haridas Mundoor, I. I. Smalyukh +1
We study plasmon-exciton interaction by using topological singularities to spatially confine, selectively deliver, cotrap and optically probe colloidal semiconductor and plasmonic…
Surface and Bulk Effects of K in CuKInGaSe Solar Cells
Christopher P. Muzzillo, Timothy J. Anderson
Two strategies for enhancing photovoltaic (PV) performance in chalcopyrite solar cells were investigated: Cu1-xKxIn1-yGaySe2 absorbers with low K content (K/(K+Cu), or x ~ 0.07) di…
An Illumination- and Temperature-Dependent Analytical Model for Copper Indium Gallium Diselenide (CIGS) Solar Cells
Xingshu Sun, Timothy Silverman, Rebekah Garris +2
In this paper, we present a physics-based analytical model for CIGS solar cells that describes the illumination- and temperature-dependent current-voltage (I-V) characteristics and…
Dispersion and lineshape of plasmon satellites in one, two and three dimensions
Derek Vigil-Fower, Steven G. Louie, Johannes Lischner
Using state-of-the-art many-body Green's function calculations based on the "GW plus cumulant" approach, we analyze the properties of plasmon satellites in the electron spectral fu…
Van der Waals metal-semiconductor junction: weak Fermi level pinning enables effective tuning of Schottky barrier
Yuanyue Liu, Paul Stradins, Su-Huai Wei
Two-dimensional (2D) semiconductors have shown great promise in (opto)electronic applications. However, their developments are limited by a large Schottky barrier (SB) at the metal…
Energy Pooling Upconversion in Organic Molecular Systems
M. LaCount, D. Weingarten, N. Hu +5
A combination of molecular quantum electrodynamics, perturbation theory, and ab initio calculations was used to create a computational methodology capable of estimating the rate of…
Genetic Design of Enhanced Valley Splitting towards a Spin Qubit in Silicon
Lijun Zhang, Jun-Wei Luo, A. L. Saraiva +2
Electronic spins in Silicon (Si) are rising contenders for qubits -- the logical unit of quantum computation-- owing to its outstanding spin coherence properties and compatibility…
Strain Control of Magnetism in Transition-Metal-Atom Decorated Graphene
Bing Huang, Jaejun Yu, Su-Huai Wei
We report a strain-controlled tuning of magnetism in transition-metal-atom-decorated graphene. Our first-principles calculations demonstrate that strain can lead to a sudden change…