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We have studied the processing of piezoelectric thick films using electrophoretic deposition (EPD) for high-frequency ultrasound applications. Lead-zirconium-titanate (PZT) particles synthetized by solid states synthesis were dispersed in…

Currently, Sb$_2$Se$_3$ thin films receive considerable research interest as a solar cell absorber material. When completed into a device stack, the major bottleneck for further device improvement is the open circuit voltage, which is the…

CdSe nanoplatelets show perfectly quantized thicknesses of few monolayers. They present a situation of extreme, yet well defined quantum confinement. Due to large dielectric contrast between the semiconductor and its ligand environment,…

We report herein fabrication and characterization of a thin-film transistor (TFT) using single-crystalline, epitaxial SrTiO3 film, which was grown by a pulsed laser deposition technique followed by the thermal annealing treatment in an…

Materials Science · Physics 2010-05-18 Kosuke Uchida , Akira Yoshikawa , Kunihito Koumoto , Takeharu Kato , Yuichi Ikuhara , Hiromichi Ohta

Among a variety of solution-based approaches to fabricate anisotropic films of aligned carbon nanotubes (CNTs), we focus on the dielectrophoretic assembly method using AC electric fields in DNA-stabilized CNT suspensions. We demonstrate…

Soft Condensed Matter · Physics 2015-07-22 Hiroshi Frusawa , Gen Yoshii

Solid electrolytes (SEs) for sodium-based superionic conductors (NaSICON) are widely recognized for their excellent ionic conductivity and application in sodium based energy storage systems. While considerable effort has been made to…

Thin films of colloidal semiconductor CdSe quantum-dots (QDs) and a styrene/maleic anhydride copolymer were prepared by the Langmuir-Blodgett technique and their photoluminescence was characterized by confocal fluorescence lifetime…

The negative differential thermal conductance (NDTC) provides the key mechanism for realizing thermal transistors. This exotic effect has been the object of an extensive theoretical investigation, but the implementation is still limited to…

Mesoscale and Nanoscale Physics · Physics 2023-04-17 Shobhit Saheb Dey , Giuliano Timossi , Luigi Amico , Giampiero Marchegiani

Single-walled carbon nanotube (SWCNT) films are promising materials for transparent conductive films (TCFs) with potential applications in flexible displays, touch screens, solar cells and solid-state lighting1,2. However, further…

Materials Science · Physics 2019-09-27 Qiang Zhang , Weiya Zhou , Kewei Li , Nan Zhang , Yanchun Wang , Zhuojian Xiao , Qingxia Fan , Sishen Xie

Zinc-blende CdSe semiconducting nanoplatelets (NPL) show outstanding quantum confinement properties thanks to their small, atomically-controlled, thickness. For example, they display extremely sharp absorption peaks that make them very…

Applied Physics · Physics 2019-12-09 Ivan Dozov , Claire Goldmann , Patrick Davidson , Benjamin Abécassis

Entropy stabilization has garnered significant attention as a new approach to designing novel materials. Much of the work in this area has focused on bulk ceramic processing, leaving entropy-stabilized thin films relatively underexplored.…

Materials Science · Physics 2020-06-29 Valerie Jacobson , Dave Diercks , Bobby To , Andriy Zakutayev , Geoff Brennecka

The simplicity in the fabrication of photoconductors makes them a valuable choice to investigate optoelectronic properties of colloidal quantum dot (cQD) films. Lateral photoconductors generally require a large size, in the mm2, and are…

Colloidal nanocrystals are a promising fluorescent class of materials, whose spontaneous emission features can be tuned over a broad spectral range via their composition, geometry and size. However, towards embedding nanocrystals films in…

Chemical Physics · Physics 2020-04-27 Milan Palei , Vincenzo Caligiuri , Stefan Kudera , Roman Krahne

As demand rises for flexible electronics, traditionally prepared sintered ceramic sensors must be transformed into fully new sensor materials that can bend and flex in use and integration. Negative temperature coefficient of resistance…

Applied Physics · Physics 2019-12-04 Daniella B. Deutz , Sybrand van der Zwaag , Pim Groen

Zinc-based nitride CaZn2N2 films grown by molecular beam epitaxy (MBE) with a plasma-assisted active nitrogen-radical source are promising candidates of next-generation semiconductors for light-emitting diodes and solar cells. This nitride…

Materials Science · Physics 2019-08-28 Masatake Tsuji , Kota Hanzawa , Hiroyuki Kinjo , Hidenori Hiramatsu , Hideo Hosono

Integrated photodetectors are crucial for their high speed, sensitivity, and efficient power consumption. In these devices, photocurrent generation is primarily attributed to the photovoltaic (PV) effect, driven by electron hole…

Materials Science · Physics 2024-10-18 Da Xu , Qiushi Liu , Boqun Liang , Ning Yu , Xuezhi Ma , Yaodong Xu , Takashi Taniguchi , Roger K. Lake , Ruoxue Yan , Ming Liu

Exotic manipulation of the flow of photons in nanoengineered semiconductor materials with an aperiodic distribution of nanostructures plays a key role in efficiency-enhanced and industrially viable broadband photonic technologies. Through a…

Mesoscale and Nanoscale Physics · Physics 2016-05-23 Jolly Xavier , Juergen Probst , Christiane Becker

The fabrication of nanocrystal (NC) films, starting from colloidal dispersion, is a very attractive topic in condensed matter physics community. NC films can be employed for transistors, light emitting diodes, laser, and solar cells. For…

Materials Science · Physics 2016-06-29 Ilka Kriegel , Francesco Scotognella

While cadmium telluride (CdTe) thin films are being used in solar cell prototyping for decades, the recent advent of two-dimensional (2D) materials challenges the fundamental limit for thickness of conventional CdTe layers. Here, we report…

Materials Science · Physics 2021-03-17 Dinesh Yadav , Fabian Pauly , Maxim Trushin

Silica nanoparticles have emerged as key building blocks for advanced applications in electronics, catalysis, energy storage, biomedicine, and environmental science. In this review, we focus on recent developments in both the synthesis and…

Materials Science · Physics 2025-03-31 Srabani Karmakar , Milind Deo , Imteaz Rahaman , Swomitra Kumar Mohanty