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Related papers: Size, Shape, and Phase Control in Ultrathin CdSe N…

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Carbon nanosheets are mechanically stable free-standing two-dimensional materials with a thickness of ~1 nm and well defined physical and chemical properties. They are made by radiation induced cross-linking of aromatic self-assembled…

Mesoscale and Nanoscale Physics · Physics 2011-05-31 Christoph T. Nottbohm , Andrey Turchanin , Andre Beyer , Rainer Stosch , Armin Golzhauser

Halogen compounds are capable of playing an important role in the manipulation of nanoparticle shapes and properties. In a new approach, we examined the shape evolution of CdSe nanorods to hexagonal pyramids in a hot-injection synthesis…

Two-dimensional colloidal nanosheets represent very attractive optoelectronic materials. They combine good lateral conductivity with solution-processability and geometry-tunable electronic properties. In case of PbS nanosheets, so far the…

Materials Science · Physics 2016-08-01 Thomas Bielewicz , Eugen Klein , Christian Klinke

Hybrid lead halide perovskites with 2D stacking structures have recently emerged as promising materials for optoelectronic applications. We report a method for growing 2D nanosheets of hybrid lead halide perovskites (I, Br and Cl), with…

Heterostructures constructed from two-dimensional building blocks have shown promise for field-effect transistors, memory devices, photosensors and other electronic applications1,2. 2D nanosheet crystals can be constructed into multilayer…

The new paradigm of heterostructures based on two-dimensional (2D) atomic crystals has already led to the observation of exciting physical phenomena and creation of novel devices. The possibility of combining layers of different 2D…

We developed a new class of mono- or few-layered two-dimensional polymers based on dinuclear (arene)ruthenium nodes, obtained by combining the imine condensation with an interfacial chemistry process, and use a modified Langmuir-Schaefer…

Atomically flat semiconductor nanostructures have sharp photoluminescence emission, short radiative lifetimes and a well-defined planar structure. However, these nanostructures lack the optical and electronic fine-tuning that justify…

Materials Science · Physics 2015-09-29 Sébastien Lamarre , Étienne Rochette , Samuel Tremblay , Claudine Nì. Allen

The physical and electronic properties of ultrathin two-dimensional (2D) layered nanomaterials are highly related to their thickness. Therefore, the rapid and accurate identification of single- and few- to multi-layer nanosheets is…

Materials Science · Physics 2013-10-28 Hai Li , Jumiati Wu , Xiao Huang , Gang Lu , Jian Yang , Xin Lu , Qihua Xiong , Hua Zhang

As a typical 2D magnetic material with self-intercalated structure, Cr5Te8 exhibits many fascinating magnetic properties. Although the ferromagnetism of 2D Cr5Te8 has been reported, the study of its magnetic domain is still blank. Herein,…

Mesoscale and Nanoscale Physics · Physics 2023-05-23 Hanxiang Wu , Jianfeng Guo , Suonan Zhaxi , Hua Xu , Shuo Mi , Le Wang , Shanshan Chen , Rui Xu , Wei Ji , Fei Pang , Zhihai Cheng

Two-dimensional (2D) SnSe is an emerging 2D material exhibiting intriguing properties such as ferroelectricity and nonlinear optical response. Here, high-quality single-crystalline SnSe nanosheets were synthesized via NaCl-assisted chemical…

Materials Science · Physics 2026-04-23 Huiwen Xu , Hanxiang Wu , Chang Li , Fei Pang

Controlling anisotropy is a key concept to generate complex functionality in advanced materials. For this, oriented attachment of nanocrystal building blocks, a self assembly of particles into larger single crystalline objects, is one of…

Colloidal nanoplatelets - quasi-two-dimensional sheets of semiconductor exhibiting efficient, spectrally pure fluorescence - form when liquid-phase syntheses of spherical quantum dots are modified. Despite intense interest in their…

Colloidal core/shell nanocrystals are key materials for optoelectronics, enabling control over essential properties via precise engineering of the shape, thickness, and crystal lattice structure of their shell. Here, we apply the growth…

The unique optical properties of two-dimensional layered materials are attractive for achieving increased functionality in integrated photonics. Owing to the van der Waals nature, these materials are ideal for integrating with nanoscale…

Due to the spatial confinement, two-dimensional metal chalcogenides display an extraordinary optical re-sponse and carrier transport ability. Solution-based synthesis techniques such as colloidal hot injection and ion exchange provide a…

Materials Science · Physics 2021-10-25 Ziyi Hu , Ryan O'Neill , Rostyslav Lesyuk , Christian Klinke

Two-dimensional materials can be combined by placing individual layers on top of each other, so that they are bound only by their van der Waals interaction. The sequence of layers can be chosen arbitrarily, enabling an essentially…

Applied Physics · Physics 2022-03-02 Jonas Haas , Finn Ulrich , Christoph Hofer , Xiao Wang , Kai Braun , Jannik C. Meyer

Insights to the mechanism of CdSe nanoparticle attachment to carbon nanotubes following the hot injection method are discussed. It was observed that the presence of water improves the nanotube coverage while Cl containing media are…

Materials Science · Physics 2015-07-20 Beatriz H. Juarez , Michaela Meyns , Alina Chanaewa , Yuxue Cai , Christian Klinke , Horst Weller

2D non-van der Waals (vdW) Cr5Te8 has attracted widespread research interest for its air stability and thickness-dependent magnetic properties. However, exploring new methods for growing larger-scale ultrathin 2D Cr5Te8 remains challenging.…

Mesoscale and Nanoscale Physics · Physics 2024-10-22 Hanxiang Wu , Jianfeng Guo , Hua Xu , Suonan Zhaxi , Shuo Mi , Le Wang , Shanshan Chen , Rui Xu , Wei Ji , Zhihai Cheng , Fei Pang

A powerful and flexible method of 3D nano-printing, based on focusing charged aerosol, has been developed. The self-consistent electric field configuration, created with a holey floating mask and used as the scaffold for printing…

Applied Physics · Physics 2018-12-14 Wooik Jung , Yoon-ho Jung , Peter V. Pikhitsa , Jooyeon Shin , Kijoon Bang , Jicheng Feng , Mansoo Choi
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