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Despite the harsh conditions of the interstellar medium, chemistry thrives in it, especially in star forming regions where several interstellar complex organic molecules (iCOMs) have been detected. Yet, how these species are synthesised is…

Triangulenes are prototypical examples of open-shell nanographenes. Their magnetic properties, arising from the presence of unpaired $\pi$ electrons, can be extensively tuned by modifying their size and shape or by introducing heteroatoms.…

We report a successful preparation of a purely honeycomb, graphene-like borophene, by using an Al(111) surface as the substrate and molecular beam epitaxy (MBE) growth in ultrahigh vacuum. Our scanning tunneling microscopy (STM) reveals…

Mesoscale and Nanoscale Physics · Physics 2017-12-27 Wenbin Li , Longjuan Kong , Caiyun Chen , Jian Gou , Shaoxiang Sheng , Weifeng Zhang , Hui Li , Lan Chen , Peng Cheng , Kehui Wu

Neptune remains a mysterious world that deserves further exploration and is a high-priority objective for a future planetary mission in order to better understand the formation and evolution of ice giant planets. We have developed a coupled…

Earth and Planetary Astrophysics · Physics 2020-11-17 M. Dobrijevic , J. C. Loison , V. Hue , T. Cavalié , K. M. Hickson

Acene molecules (anthracene, tetracene, pentacene) and fullerene (C$_{60}$) are embedded in He nanodroplets (He$_N$) and probed by EUV synchrotron radiation. When resonantly exciting the He nanodroplets, the embedded molecules M are…

Atomic and Molecular Clusters · Physics 2018-07-04 Mykola Shcherbinin , Aaron C. LaForge , Muhammad Hanif , Robert Richter , Marcel Mudrich

In recent years, 2D materials have attracted increasing attention from the scientific community due to their superlative properties. The stanene, a graphene like compound formed by Sn atoms, may have unique properties because of the…

Mesoscale and Nanoscale Physics · Physics 2019-06-05 Lucas Daguerre

Graphene plasmons provide a suitable alternative to noble-metal plasmons because they exhibit much larger confinement and relatively long propagation distances, with the advantage of being highly tunable via electrostatic gating. We report…

Mesoscale and Nanoscale Physics · Physics 2016-09-21 Frank H. L. Koppens , Darrick E. Chang , F. Javier Garcia de Abajo

Acetamide (CH$_{3}$CONH$_{2}$), a key interstellar amide and a methyl derivative of formamide (NH$_{2}$CHO), has been sparsely detected, limiting insights into its prebiotic relevance. We present the first systematic survey for acetamide…

Astrophysics of Galaxies · Physics 2025-09-19 Chunguo Duan , Xuefang Xu , Qian Gou , Tie Liu , Laurent Pagani , Fengwei Xu , Ke Wang , Xunchuan Liu , Jun Kang , Mingwei He , Jiaxiang Jiao

Graphene is at the centre of an ever growing research effort due to its unique properties, interesting for both fundamental science and applications. A key requirement for applications is the development of industrial-scale, reliable,…

Materials Science · Physics 2013-01-18 F. Bonaccorso , A. Lombardo , T. Hasan , Z. Sun , L. Colombo , A. C. Ferrari

Interfacing graphene with solid-state devices and maintaining it free of contamination is a crucial step towards a functioning device, be it a semiconductor structure or any other device for technological applications. We take advantage of…

Mesoscale and Nanoscale Physics · Physics 2014-08-27 Jean-Nicolas Longchamp , Conrad Escher , Hans-Werner Fink

Massive stars play an important role in the mechanical and chemical evolution of galaxies. Understanding the internal processes of these stars is vital to our understanding of their evolution and eventual end products. Deformations from…

Solar and Stellar Astrophysics · Physics 2020-04-29 Michael Abdul-Masih , Hugues Sana , Kyle E. Conroy , Jon Sundqvist , Andrej Prša , Angela Kochoska , Joachim Puls

Atomically thin graphite, known as graphene, has been a marvel in material science because of its exceptional properties, novel physics and promising applications. Atomically thin diamond, called diamane, has also attracted considerable…

Graphene is an ideal material for optoelectronic applications. Its photonic properties give several advantages and complementarities over Si photonics. For example, graphene enables both electro-absorption and electro-refraction modulation…

The advances in the mass scale manufacturing of microscale energy storage devices via inkjet printing rely on the development of high-quality printable ink. The earth-abundant, non-toxic carbon materials such as graphene, carbon nanotube…

Aims: The production of saturated organic molecules in hot cores and corinos is not well understood. The standard approach is to assume that, as temperatures heat up during star formation, methanol and other species evaporate from grain…

Astrophysics · Physics 2009-11-11 R. T. Garrod , E. Herbst

The paper presents evidence of a rather strong correlation of odd electrons in the singlet state of graphene. Due to the correlation, the chemical modification of graphene can be considered following a certain algorithmic computational…

Materials Science · Physics 2012-01-10 E. F. Sheka , N. A. Popova

Context. The chemically peculiar (CP) stars of the upper main sequence are defined by spectral peculiarities that indicate unusual elemental abundance patterns in the presence of diffusion in the calm, stellar atmospheres. Some of them have…

Graphene plasmons are rapidly emerging as a viable tool for fast electrical manipulation of light. The prospects for applications to electro-optical modulation, optical sensing, quantum plasmonics, light harvesting, spectral photometry, and…

Mesoscale and Nanoscale Physics · Physics 2014-03-20 F. Javier Garcia de Abajo

It is long debated if pre-biotic molecules are indeed present in the interstellar medium. Despite substantial works pointing to their existence, pre-biotic molecules are yet to be discovered with a complete confidence. In this paper, our…

Astrophysics of Galaxies · Physics 2015-04-27 Sandip K. Chakrabarti , Liton Majumdar , Ankan Das , Sonali Chakrabarti

Recent studies on graphene hydrogenation processes showed that hydrogenation occurs via island growing domains, however how the substrate can affect the hydrogenation dynamics and/or pattern formation has not been yet properly investigated.…