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The halo of M 105 and its group environment as traced by planetary nebula populations: I. Wide-field photometric survey of planetary nebulae in the Leo I group (2020)
Journal Article
Hartke, J., Arnaboldi, M., Gerhard, O., Coccato, L., Pulsoni, C., Freeman, K. C., …Kuijken, K. (2020). The halo of M 105 and its group environment as traced by planetary nebula populations: I. Wide-field photometric survey of planetary nebulae in the Leo I group. Astronomy and Astrophysics, 642, Article A46. https://doi.org/10.1051/0004-6361/202038009

Context. M 105 (NGC 3379) is an early-type galaxy in the Leo I group. The Leo I group is the nearest group that contains all main galaxy types and can thus be used as a benchmark to study the properties of the intra-group light (IGL) in low-mass grou... Read More about The halo of M 105 and its group environment as traced by planetary nebula populations: I. Wide-field photometric survey of planetary nebulae in the Leo I group.

Formation of S0s in extreme environments II: the star-formation histories of bulges, discs and lenses (2020)
Journal Article
Johnston, E. J., Aragón-Salamanca, A., Fraser-McKelvie, A., Merrifield, M., Häußler, B., Coccato, L., …Sheen, Y. (2021). Formation of S0s in extreme environments II: the star-formation histories of bulges, discs and lenses. Monthly Notices of the Royal Astronomical Society, 500(3), 4193-4212. https://doi.org/10.1093/mnras/staa2838

Different processes have been proposed to explain the formation of S0s, including mergers, disc instabilities, and quenched spirals. These processes are expected to dominate in different environments, and thus leave characteristic footprints in the k... Read More about Formation of S0s in extreme environments II: the star-formation histories of bulges, discs and lenses.

Planck 2018 results: VI. Cosmological parameters (2020)
Journal Article
Aghanim, N., Akrami, Y., Ashdown, M., Aumont, J., Baccigalupi, C., Ballardini, M., …Zonca, A. (2020). Planck 2018 results: VI. Cosmological parameters. Astronomy and Astrophysics, 641, Article A6. https://doi.org/10.1051/0004-6361/201833910

We present cosmological parameter results from the final full-mission Planck measurements of the cosmic microwave background (CMB) anisotropies, combining information from the temperature and polarization maps and the lensing reconstruction. Compared... Read More about Planck 2018 results: VI. Cosmological parameters.

Highly efficient hydrogen evolution reaction, plasmon-enhanced by AuNP-l-TiO2NP photocatalysts (2020)
Journal Article
Castillo-Rodriguez, J., Ortiz, P. D., Isaacs, M., Martinez, N. P., O’Shea, J. N., Hart, J., …Schott, E. (2020). Highly efficient hydrogen evolution reaction, plasmon-enhanced by AuNP-l-TiO2NP photocatalysts. New Journal of Chemistry, 44(38), 16491-16500. https://doi.org/10.1039/d0nj03250f

A set of AuNPs-l-TiO2NP nanoaggregates which showed efficient covering of the semiconductor's surface by AuNPs, as well as appropriate AuNP sizes for effective sensibilization were used as photocatalysts for the hydrogen evolution reaction (HER). Thr... Read More about Highly efficient hydrogen evolution reaction, plasmon-enhanced by AuNP-l-TiO2NP photocatalysts.

Long-lived elementary excitations and light coherence in topological lasers (2020)
Journal Article
Zapletal, P., Galilo, B., & Nunnenkamp, A. (2020). Long-lived elementary excitations and light coherence in topological lasers. Optica, 7(9), 1045-1055. https://doi.org/10.1364/optica.391718

Combining topologically-protected chiral light transport and laser amplification gives rise to topological lasers, whose operation is immune to fabrication imperfections and defects, uncovering the role of topology in a novel nonlinear non-Hermitian... Read More about Long-lived elementary excitations and light coherence in topological lasers.

Effective connectivity of the right anterior insula in schizophrenia: the salience network and task-negative to task-positive transition (2020)
Journal Article
Luo, Q., Pan, B., Gu, H., Simmonite, M., Francis, S., Liddle, P. F., & Palaniyappan, L. (2020). Effective connectivity of the right anterior insula in schizophrenia: the salience network and task-negative to task-positive transition. NeuroImage: Clinical, 28, Article 102377. https://doi.org/10.1016/j.nicl.2020.102377

Triple network dysfunction theory of schizophrenia postulates that the interaction between the default-mode and the fronto-parietal executive network is disrupted by aberrant salience signals from the right anterior insula (rAI). To date, it is not c... Read More about Effective connectivity of the right anterior insula in schizophrenia: the salience network and task-negative to task-positive transition.

Matrix product state of multi-time correlations (2020)
Journal Article
Klobas, K., Vanicat, M., Garrahan, J. P., & Prosen, T. (2020). Matrix product state of multi-time correlations. Journal of Physics A: Mathematical and Theoretical, 53(33), Article 335001. https://doi.org/10.1088/1751-8121/ab8c62

For an interacting spatio-temporal lattice system we introduce a formal way of expressing multi-time correlation functions of local observables located at the same spatial point with a time state, i.e. a statistical distribution of configurations obs... Read More about Matrix product state of multi-time correlations.

Landau-Zener transitions and adiabatic impulse approximation in an array of two Rydberg atoms with time-dependent detuning (2020)
Journal Article
Niranjan, A., Li, W., & Nath, R. (2020). Landau-Zener transitions and adiabatic impulse approximation in an array of two Rydberg atoms with time-dependent detuning. Physical Review A, 101(6), https://doi.org/10.1103/physreva.101.063415

We study the Landau-Zener (LZ) dynamics in a setup of two Rydberg atoms with time-dependent detuning, both linear and periodic, using both the exact numerical calculations as well as the method of adiabatic impulse approximation (AIA). By varying the... Read More about Landau-Zener transitions and adiabatic impulse approximation in an array of two Rydberg atoms with time-dependent detuning.

Atomic reconstruction in twisted bilayers of transition metal dichalcogenides (2020)
Journal Article
Weston, A., Zou, Y., Enaldiev, V., Summerfield, A., Clark, N., Z´olyomi, V., …Gorbachev, R. (2020). Atomic reconstruction in twisted bilayers of transition metal dichalcogenides. Nature Nanotechnology, 15(7), 592–597. https://doi.org/10.1038/s41565-020-0682-9

Van der Waals heterostructures form a unique class of layered artificial solids in which physical properties can be manipulated through controlled composition, order and relative rotation of adjacent atomic planes. Here we use atomic-resolution trans... Read More about Atomic reconstruction in twisted bilayers of transition metal dichalcogenides.

Dissipative quantum state preparation and metastability in two-photon micromasers (2020)
Journal Article
Kouzelis, A., Macieszczak, K., Minář, J., & Lesanovsky, I. (2020). Dissipative quantum state preparation and metastability in two-photon micromasers. Physical Review A, 101(4), Article 043847. https://doi.org/10.1103/physreva.101.043847

We study the preparation of coherent quantum states in a two-photon micromaser for applications in quantum metrology. While this setting can be in principle realized in a host of physical systems, we consider atoms interacting with the field of a cav... Read More about Dissipative quantum state preparation and metastability in two-photon micromasers.

Step-Flow Growth of Graphene-Boron Nitride Lateral Heterostructures by Molecular Beam Epitaxy (2020)
Journal Article
Thomas, J., Bradford, J., Cheng, T. S., Summerfield, A., Wrigley, J., Mellor, C. J., …Beton, P. H. (2020). Step-Flow Growth of Graphene-Boron Nitride Lateral Heterostructures by Molecular Beam Epitaxy. 2D Materials, 7(3), Article 035014. https://doi.org/10.1088/2053-1583/ab89e7

Integration of graphene and hexagonal boron nitride (hBN) into lateral heterostructures has drawn focus due to the ability to broadly engineer the material properties. Hybrid monolayers with tuneable bandgaps have been reported, while the interface i... Read More about Step-Flow Growth of Graphene-Boron Nitride Lateral Heterostructures by Molecular Beam Epitaxy.

Temporal superoscillation of sub-terahertz coherent acoustic phonons (2020)
Journal Article
Brehm, S., Akimov, A. .., Campion, R. P., & Kent, A. J. (2020). Temporal superoscillation of sub-terahertz coherent acoustic phonons. Physical Review Research, 2(2), https://doi.org/10.1103/PhysRevResearch.2.023009

We observe coherent acoustic phonon superoscillations at sub-terahertz frequencies. The superoscillations result from the interference of optically excited coherent longitudinal acoustic phonon modes in a GaAs/AlGaAs superlattice. The superoscillatio... Read More about Temporal superoscillation of sub-terahertz coherent acoustic phonons.

Large non-thermal contribution to picosecond strain pulse generation using the photo-induced phase transition in VO2 (2020)
Journal Article
Mogunov, I. A., Lysenko, S., Fedianin, A. E., Fernández, F. E., Rúa, A., Kent, A. J., …Kalashnikova, A. M. (2020). Large non-thermal contribution to picosecond strain pulse generation using the photo-induced phase transition in VO2. Nature Communications, 11(1), Article 1690. https://doi.org/10.1038/s41467-020-15372-z

Picosecond strain pulses are a versatile tool for investigation of mechanical properties of meso-and nano-scale objects with high temporal and spatial resolutions. Generation of such pulses is traditionally realized via ultrafast laser excitation of... Read More about Large non-thermal contribution to picosecond strain pulse generation using the photo-induced phase transition in VO2.