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Related papers: Colloidal Lead Iodide Nanorings

200 papers

Atomic layer deposition (ALD), a layer-by-layer controlled method to synthesize ultrathin materials, provides various merits over other techniques such as precise thickness control, large area scalability and excellent conformality. Here we…

The creation of disordered hyperuniform materials with potentially extraordinary optical properties requires a capacity to synthesize large samples that are effectively hyperuniform down to the nanoscale. Motivated by this challenge, we…

Soft Condensed Matter · Physics 2020-08-24 Zheng Ma , Enrique Lomba , Salvatore Torquato

The spontaneous assembly of particles in suspension provides a strategy for inexpensive fabrication of devices with nanometer-scale control, such as single-electron transistors for memory or logic applications. A scaleable and robust method…

Soft Condensed Matter · Physics 2007-05-23 C. R. Knutson , K. D. McCarthy , R. Shenhar , V. M. Rotello , T. Emrick , T. P. Russell , M. T. Tuominen , A. D. Dinsmore

We report a structural reconstruction-induced high photoluminescence quantum yield of 25% in colloidal two-dimensional tin iodide nanosheets that are synthesized by a hot-injection method. The as-synthesized red-colored nanosheets of…

Applied Physics · Physics 2022-11-01 Sushant Ghimire , Kevin Oldenburg , Stephan Bartling , Rostyslav Lesyuk , Christian Klinke

Single-phased La0.6Sr0.4Co1-yFeyO3-d (y = 0.2, 0.5, 0.8) nanorods exhibiting the rhombohedral perovskite-type phase were synthesized by a pore-wetting technique. We studied their chemical composition, crystal and electronic structures,…

Nanopores in 2D materials are of significant interest in advanced membrane technologies aimed at the sensing and separation of ions and molecules. These applications necessitate 2D nanopores that are precise in size and shape, and abundant…

Materials Science · Physics 2024-08-20 Dana O. Byrne , Frances I. Allen

Self-assembly of colloidal particles is poised to become a powerful composite material fabrication technique, but remains challenged by a limited control over the ensuing structures. We develop a new breed of nematic colloids that are…

Soft Condensed Matter · Physics 2017-02-01 Sungoh Park , Qingkun Liu , Ivan I. Smalyukh

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…

Capping ligands are crucial to synthesize colloidal nanoparticles with novel functional properties. However, the interaction between capping ligands and their interaction with the crystallographic surfaces of nanoparticles during colloidal…

Materials Science · Physics 2021-05-19 Kyuseon Jang , Se-Ho Kim , Hosun Jun , Chanwon Jung , Jiwon Yu , Sangheon Lee , Pyuck-Pa Choi

The fabrication of nanostructures with controlled assembly and architecture is significant for the development of novel nanomaterials-based devices. In this work we demonstrate that laser techniques coupled with low-temperature hydrothermal…

Mesoscale and Nanoscale Physics · Physics 2017-08-28 Argyro N. Giakoumaki , George Kenanakis , Argyro Klini , Zacharias Viskadourakis , Maria Farsari , Alexandros Selimis

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…

Rapid and reproducible assembly of aligned nanostructures on a wafer-scale is a crucial, yet one of the most challenging tasks in the incorporation of nanowires into integrated circuits. We present the synthesis of a periodic nanochannel…

Ultrathin two-dimensional nanosheets raise a rapidly increasing interest due to their unique dimensionality-dependent properties. Most of the two-dimensional materials are obtained by exfoliation of layered bulk materials or are grown on…

Materials Science · Physics 2017-07-13 Frauke Gerdes , Cristina Navio , Beatriz H. Juarez , Christian Klinke

Two-dimensional semiconducting materials are particularly appealing for many applications. Although theory predicts a large number of two-dimensional materials, experimentally only a few of these materials have been identified and…

The fabrication method of diamond nanostructures can be divided into two categories: top-down etching and bottom-growth. The early work on 3D micro-structured diamond dates back to mid-1990s, using chemical vapor infiltration (CVI)…

Applied Physics · Physics 2020-05-11 Fang Gao , Christoph E. Nebel

The concept of metamaterials emerged in years 2000 with the achievement of artificial structures enabling non conventional propagation of electromagnetic waves, such as negative phase velocity of negative refraction. The electromagnetic…

Nano-thick metallic transition metal dichalcogenides such as VS$_{2}$ are essential building blocks for constructing next-generation electronic and energy-storage applications, as well as for exploring unique physical issues associated with…

Colloidal lead sulfide is a versatile material with great opportunities to tune the bandgap by electronic confinement and to adapt the optical and electrical properties to the target application. We present a new and simple synthetic route…

Materials Science · Physics 2015-07-20 Frauke Gerdes , Mirjam Volkmann , Thomas Bielewicz , Constanze Schliehe , Christian Klinke

Size- and shape- dependent unique properties of the metal halide perovskite nanocrystals make them promising building blocks for constructing various electronic and optoelectronic devices. These unique properties together with their easy…

Materials Science · Physics 2023-06-07 Athanasia Kostopoulou , Ioannis Konidakis , Emmanuel Stratakis

A systematic review, covering fabrication of nanoscale patterns by laser interference lithography (LIL) and their applications for optical devices are provided. LIL is a patterning method with simple, quick process over a large area without…

Mesoscale and Nanoscale Physics · Physics 2014-03-20 Jung-Hun Seo , Jung Ho Park , Zhenqiang Ma , Jinnil Choi , Byeong-Kwon Ju