Dynamical friction in self-interacting ultralight dark matter

Kavli Affiliate: Risa H. Wechsler | First 5 Authors: Noah Glennon, Nathan Musoke, Ethan O. Nadler, Chanda Prescod-Weinstein, Risa H. Wechsler | Summary: We explore how dynamical friction in an ultralight dark matter (ULDM) background is affected by dark matter self-interactions. We calculate the force of dynamical friction on a point mass moving through a […]


Continue.. Dynamical friction in self-interacting ultralight dark matter

Quantum Spin Hall Effect in Magnetic Graphene

Kavli Affiliate: Herre S. J. Van Der Zant | First 5 Authors: Talieh S. Ghiasi, Davit Petrosyan, Josep Ingla-Aynés, Tristan Bras, Kenji Watanabe | Summary: A promising approach to attain long-distance coherent spin propagation is accessing topological spin-polarized edge states in graphene. Achieving this without external magnetic fields necessitates engineering graphene band structure, obtainable through […]


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Quantum Anomalous Hall and Spin Hall Effects in Magnetic Graphene

Kavli Affiliate: Herre S. J. Van Der Zant | First 5 Authors: Talieh S. Ghiasi, Davit Petrosyan, Josep Ingla-Aynés, Tristan Bras, Samuel Mañas-Valero | Summary: A promising approach to attain long-distance coherent spin propagation is accessing quantum Hall topological spin-polarized edge states in graphene. Achieving this without large external magnetic fields necessitates engineering graphene band […]


Continue.. Quantum Anomalous Hall and Spin Hall Effects in Magnetic Graphene

Stroboscopic X-ray Diffraction Microscopy of Dynamic Strain in Diamond Thin-film Bulk Acoustic Resonators for Quantum Control of Nitrogen Vacancy Centers

Kavli Affiliate: Gregory D. Fuchs | First 5 Authors: Anthony D’Addario, Johnathan Kuan, Noah F. Opondo, Ozan Erturk, Tao Zhou | Summary: Bulk-mode acoustic waves in a crystalline material exert lattice strain through the thickness of the sample, which couples to the spin Hamiltonian of defect-based qubits such as the nitrogen-vacancy (NV) center defect in […]


Continue.. Stroboscopic X-ray Diffraction Microscopy of Dynamic Strain in Diamond Thin-film Bulk Acoustic Resonators for Quantum Control of Nitrogen Vacancy Centers

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: Naomi S. Ginsberg | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: David T. Limmer | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: David T. Limmer | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: Naomi S. Ginsberg | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

OGLE-BLAP-009 — A Case Study for the Properties and Evolution of Blue Large-Amplitude Pulsators

Kavli Affiliate: Lars Bildsten | First 5 Authors: Corey W. Bradshaw, Matti Dorsch, Thomas Kupfer, Brad N. Barlow, Uli Heber | Summary: Blue large-amplitude pulsators (BLAPs) make up a rare class of hot pulsating stars with effective temperatures of $approx$30,000 K and surface gravities of 4.0 – 5.0 dex (cgs). The evolutionary origin and current […]


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“Beads on a String” Star Formation Tied to one of the most Powerful AGN Outbursts Observed in a Cool Core Galaxy Cluster

Kavli Affiliate: Michael McDonald | First 5 Authors: Osase Omoruyi, Grant R. Tremblay, Francoise Combes, Timothy A. Davis, Michael D. Gladders | Summary: With two central galaxies engaged in a major merger and a remarkable chain of 19 young stellar superclusters wound around them in projection, the galaxy cluster SDSS J1531+3414 ($z=0.335$) offers an excellent […]


Continue.. “Beads on a String” Star Formation Tied to one of the most Powerful AGN Outbursts Observed in a Cool Core Galaxy Cluster