Showing papers in "Materials Today in 2012"

TL;DR: Surface enhanced Raman spectroscopy (SERS) is a powerful vibrational spectrograph that allows for highly sensitive structural detection of low concentration analytes through the amplification of electromagnetic fields generated by the excitation of localized surface plasmons.

TL;DR: This work reviews the roll-to-roll processing techniques required to bring the magnificent 10-10 targets into reality, using quick methods with low environmental impact and low cost and highlights some new targets related to processing speed, materials, and environmental impact.

TL;DR: Graphene is at the center of an ever growing research effort due to its unique properties, interesting for both fundamental science and applications as mentioned in this paper, and a key requirement for applications is the development of industrial-scale, reliable, inexpensive production processes.

TL;DR: Graphene has been attracting enormous attention in the scientific community as discussed by the authors, since the demonstration of its easy isolation by the exfoliation of graphite in 2004 by Novoselov, Geim and co-workers.

TL;DR: In this article, a new paradigm in nanotechnology and green energy for achieving sustainable self-sufficient micro/nano-systems, which are of critical importance for sensing, medical science, infrastructure/environmental monitoring, defense technology and personal electronics, is presented.

TL;DR: A brief review of the initial steps taken to address the issue of electronic waste with biodegradable organic electronic materials can be found in this paper, which highlights recent progress in these classes of material, covering substrates and insulators, semiconductors, and finally conductors.

TL;DR: In this paper, a concise review of low-dimensional boron nitride (BN) nanomaterials followed by recent developments in their synthesis, morphology, properties, and applications are presented.

TL;DR: Electron back scatter diffraction (EBSD) has made an impressive impact on the characterization of materials by directly linking microstructure and crystallographic texture to provide very rich and quantitative datasets as mentioned in this paper.

TL;DR: In this paper, the authors used isotopic defects to probe materials' properties by separating their electronic properties from behaviors associated with their phonon dynamics, which can also be beneficial to materials in providing dopants to control both carrier concentration and whether the carriers are n-type or p-type 1-16.

TL;DR: In this paper, the authors describe methods for tuning the phonon spectrum and engineering the thermal properties of the low-dimensional materials via ribbon edges, grain boundaries, isotope composition, defect concentration, and atomic-plane orientation.

TL;DR: In this paper, the authors provide the current status of research efforts towards utilizing the unique properties of colloidal quantum dots (nanocrystals confined in three dimensions) in prototype solar cells and demonstrate that these unique systems have the potential to bypass the Shockley-Queisser single-junction limit for solar photon conversion.

TL;DR: Recent efforts in design, synthesis, and performance of poly(2-dimethylaminoethyl methacrylate) (PDMAEMA) nanocomplexes with DNA are discussed.

TL;DR: In this article, the potential of water-based layer-by-layer (LbL) assembly as a means of generating drug-releasing surfaces for biomedical applications, from small molecule therapeutics to biologic drugs and nucleic acids, is examined.

TL;DR: Protein-based composite biomaterials have been actively pursued as they can encompass a range of physical properties to accommodate a broader spectrum of functional requirements, such as elasticity to support diverse tissues.

TL;DR: In this article, the authors outline Sn-based nanomaterials with different dimensionalities from 0D to 3D, covering the synthesis procedures and their structure-related electrochemical performances when applied as anode materials in lithium ion batteries.

TL;DR: Novel designs of smart nanosystems that release drugs in response to an intracellular biological signal of cancer cells such as acidic pH in endo/lysosomal compartments, enzymes in lysosomes, and redox potential in cytoplasm and the cell nucleus are highlighted.

TL;DR: This review aims to describe important features of the natural ECM and highlight how these features are now being incorporated into synthetic materials to control cellular behavior and tissue evolution towards the development of next generation tissue engineering strategies.

TL;DR: In this article, a review addresses new developments in the emerging area of "atom probe crystallography", a materials characterization tool with the unique capacity to reveal both composition and crystallographic structure at the atomic scale.

TL;DR: The bench to bedside concept, the first clinical results and a detailed analysis of long-term bone regeneration studies in preclinical animal models are described, exploiting methods of micro- and nano analysis of biodegradable composite scaffolds.

TL;DR: In this article, two metal oxides with sheet-like nanostructures, namely tin dioxide (SnO2) and titanium dioxide (TiO2), were discussed as promising electrode materials for high performance lithium-ion batteries.

TL;DR: A brief review of the latest developments in each of these material science areas and describes how this progress has improved the performance of biological fuel cells to yield a feasible technology is given in this article.

TL;DR: In this article, the authors review recent progress on understanding the novel states formed at this heterointerface and discuss how emergent interfacial phenomena can be employed to influence the bulk properties of these materials.

TL;DR: In this paper, the authors review the opportunities, challenges, as well as the recent advances in the development of high speed graphene transistors and circuits, and present a review of the most recent advances.

TL;DR: In this article, the authors focus on a particularly attractive route for surface functionalization via the coating of substrates with ordered, highly-porous, self-assembling layers of metal-organic frameworks.

TL;DR: In this article, the authors review and describe their work on suspended graphene devices, focusing on their extraordinary mechanical, thermal, and electronic properties, and propose a framework for exploring thin film mechanics, wrinkling instability, thermal transport, and electron scattering and correlations.

TL;DR: In this article, the authors have studied the load transfer mechanisms, coupled electrical and mechanical response, high strain rate behavior and adaptability to resin infusion of carbon nanotube fiber and highlighted relevant and interesting work performed by others in the area of carbon Nanotube Fiber mechanics and experimental characterization.

TL;DR: In this paper, the authors present a survey of the materials that make our life in developed economies comfortable and their impact on the environment is illustrated; looking at steel, cement, plastic, paper, and aluminum, which account for more than 50 % of the annual industrial carbon dioxide emissions.

TL;DR: In this paper, a review outlines the science of surface plasmon confinement and the techniques necessary to integrate semiconductors with metal nanostructures for surface plasmons amplification.

TL;DR: In this article, the future of atom probe tomography, and the prospects for achieving this ultimate goal are outlined, as well as the current state of the art in this area.

TL;DR: In this article, significant advances in laser air photonics that help to close the “THz gap, enabling ultra-broadband THz wave generation and detection, for applications including materials characterization and non-destructive evaluation.