Asymmetry

Asymmetry Is About as Loving a Eulogy as You’ll Find for Philip Roth

Lisa Halliday’s novel did more to make me fond of him than his books.<p>Earlier this year, Lisa Halliday published her first novel, <i>Asymmetry</i>. The book, …

Culture

Synthesis and thermal properties of poly(oligomethylene-cycloalkylene)s with regulated regio- and stereochemistry

Altmetric: 2<p>More detail<p>Focus Review<p>Daisuke Takeuchi ORCID: orcid.org/0000-0001-6150-4083<p><i>Polymer Journal</i> (2018)<br>• doi:10.1038/s41428-018-0073-3<br>• Download …

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Iridium-catalysed asymmetric hydrogenation of allylic alcohols via dynamic kinetic resolution

Altmetric: 0<p>More detail<p>Article<p>Jianguo Liu,<br>• Suppachai Krajangsri,<br>• Jianping Yang,<br>• Jia-Qi Li &<br>• Pher G. Andersson<p><i>Nature Catalysis</i> …

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Enantioconvergent hydrogenations

News & Views<p>ASYMMETRIC CATALYSIS<p>Jessica A. Griswold &<br>• Jeffrey S. Johnson<p>Subjects<p>Asymmetric catalysis<br>• Homogeneous catalysis<br>• Synthetic chemistry …

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Reconfigurable, graphene-coated, chalcogenide nanowires with a sub-10-nm enantioselective sorting capability

Article |<p>Open<p>Tun Cao,<br>• Long Tian,<br>• Huawei Liang &<br>• Kai-Rong Qin<p><i>Microsystems & Nanoengineering</i><b>volume 4</b>, Article number: 7 …

Nanotech

Chiral topological phases from artificial neural networks

Author(s): Raphael Kaubruegger, Lorenzo Pastori, and Jan Carl BudichArtificial neural networks and machine learning tools have become ubiquitous far …

Machine Learning

Supramolecularly directed rotary motion in a photoresponsive receptor

Altmetric: 6<p>More detail<p>Article |<p>Open<p>Sander J. Wezenberg ORCID: orcid.org/0000-0001-9192-3393 &<br>• Ben L. Feringa ORCID:</i> …

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Hadronic Lorentz violation in chiral perturbation theory including the coupling to external fields

Author(s): Rasha Kamand, Brett Altschul, and Matthias R. SchindlerIf any violation of Lorentz symmetry exists in the hadron sector, its ultimate …

Physics

Chiral Separations With Magnets. No, For Real.

Now here is something I didn’t expect: what may well be a completely new way to separate enantiomers, not based in any way on shape recognition …

Nanotech

Chiral Domain Structure in Superfluid $^{3}\mathrm{He}\text{−}A$ Studied by Magnetic Resonance Imaging

Author(s): J. Kasai, Y. Okamoto, K. Nishioka, T. Takagi, and Y. SasakiAn MRI imaging technique reveals a structure of domains with different …

Imaging

Synopsis: Imaging Domains in Superfluid Helium

May 17, 2018<p>An MRI imaging technique reveals a structure of chiral domains in a slab of superfluid helium-3.<p>J. Kasai <i>et al.</i>, Phys. Rev. Lett. …

Physics

Molecular modularity and asymmetry of the molluscan mantle revealed by a gene expression atlas | GigaScience

Background<p>Conchiferan molluscs construct a biocalcified shell that likely supported much of their evolutionary success. However beyond broad …

Atoms

Lattice Supersymmetry and Order-Disorder Coexistence in the Tricritical Ising Model

Author(s): Edward O’Brien and Paul FendleyAnalytical conformal field theory and numerical density matrix renormalization group methods are combined …

Quantum Physics

Revisiting the magnetic structure and charge ordering in ${\mathrm{La}}_{1/3}{\mathrm{Sr}}_{2/3}{\mathrm{FeO}}_{3}$ by neutron powder diffraction and Mössbauer spectroscopy

Author(s): F. Li, V. Pomjakushin, T. Mazet, R. Sibille, B. Malaman, R. Yadav, L. Keller, M. Medarde, K. Conder, and E. PomjakushinaThe magnetic …

Physics

Tailor-made synthesis of cyclic chemicals by means of enzymes

Penicillin-based antibiotics contain a five-membered hydrocarbon cycle, additionally incorporating a sulfur and a nitrogen atom. Nadine Zumbrägel, …

Nature Communications

New Leading Contribution to Neutrinoless Double-$β$ Decay

Author(s): Vincenzo Cirigliano, Wouter Dekens, Jordy de Vries, Michael L. Graesser, Emanuele Mereghetti, Saori Pastore, and Ubirajara van KolckThe …

Quantum Physics

Is breast asymmetry linked to breast cancer?

Breast asymmetry refers to when one breast is a different size or shape than the other. A mammogram or breast cancer screening may show asymmetrical …

Cancer

Determination of flumequine enantiomers and 7-hydroxyflumequine in water and sediment by chiral HPLC coupled with hybrid quadrupole-time-of-flight mass spectrometer

Article |<p>Open<p>Moyong Xue,<br>• Yuchang Qin,<br>• Xu Gu,<br>• Junguo Li,<br>• Yunfeng Gao,<br>• Xiaowei Yang,<br>• Ting Yao &<br>• Zhen Zhao<p><i>Scientific Reports</i><b>volume 8</b>, Article number: 7582 …

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Driving chiral domain walls in antiferromagnets using rotating magnetic fields

Author(s): Keming Pan, Lingdi Xing, H. Y. Yuan, and Weiwei WangWe show theoretically and numerically that an antiferromagnetic domain wall can be …

Physics

Chiral topological insulator of magnons

Author(s): Bo Li and Alexey A. KovalevWe propose a magnon realization of 3D topological insulator in the AIII (chiral symmetry) topological class. …

Quantum Physics

Rashba sandwiches with topological superconducting phases

Author(s): Yanick Volpez, Daniel Loss, and Jelena KlinovajaWe introduce a versatile heterostructure harboring various topological superconducting …

Quantum Physics

Volume 67 Issue suppl_1 | Microscopy

We investigate the excitation of surface optical vibrational modes in amorphous silicon dioxide films and magnesium oxide nanocubes in the …

Nanotech

TV Review: ‘The Big Bang Theory: The Bow Tie Asymmetry’ (Season 11 Episode 24)

For a season that basically ended up being all about the lead-up to Sheldon and Amy’s wedding, you knew this finale was going to be big and had a lot …

Bow Ties

Asymmetric nucleophilic fluorination under hydrogen bonding phase-transfer catalysis

You are currently viewing the abstract.<p>View Full Text<p>Log in to view the full text<p>via AAAS login<p>AAAS login provides access to <i>Science</i> for AAAS members, …

Chemistry

Chiral Spin Texture in the Charge-Density-Wave Phase of the Correlated Metallic $\mathrm{Pb}/\mathrm{Si}(111)$ Monolayer

Author(s): C. Tresca, C. Brun, T. Bilgeri, G. Menard, V. Cherkez, R. Federicci, D. Longo, F. Debontridder, M. D’angelo, D. Roditchev, G. Profeta, M. …

Asymmetry

Interaction of Individual Skyrmions in a Nanostructured Cubic Chiral Magnet

Author(s): Haifeng Du, Xuebing Zhao, Filipp N. Rybakov, Aleksandr B. Borisov, Shasha Wang, Jin Tang, Chiming Jin, Chao Wang, Wensheng Wei, Nikolai S. …

Microscopy

Photoluminescence behavior of liquid-crystalline gold(I) complexes with a siloxane group controlled by molecular aggregate structures in condensed phases

Altmetric: 2<p>More detail<p>Original Article<p>Kaori Fujisawa,<br>• Fumika Mitsuhashi,<br>• Preeyanuch Anukul,<br>• Kensuke Taneki,<br>• Osama Younis &<br>• Osamu Tsutsumi ORCID: …

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Chiral Landau levels in Weyl semimetal NbAs with multiple topological carriers

Article |<p>Open<p>Xiang Yuan,<br>• Zhongbo Yan,<br>• Chaoyu Song,<br>• Mengyao Zhang,<br>• Zhilin Li,<br>• Cheng Zhang ORCID: orcid.org/0000-0002-9882-1952,<br>• Yanwen Liu,<br>• Weiyi Wang,<br>• Minhao …

Quantum Physics

Rotational strain in Weyl semimetals: A continuum approach

Author(s): Vicente Arjona and María A. H. VozmedianoWe use a symmetry approach to derive the coupling of lattice deformations to electronic …

Physics

Divide and conquer: Israeli researchers find key to creating better medicines with fewer side effects

Today, a new study published in <i>Science</i> by Professors Yossi Paltiel of the Hebrew University of Jerusalem and Ron Naaman from the Weizmann Institute …

Atoms