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You searched for: Journal ACS applied materials & interfaces Remove constraint Journal: ACS applied materials & interfaces Publication Year 2018 Remove constraint Publication Year: 2018 Source 2018 v.10 no.43 Remove constraint Source: 2018 v.10 no.43
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1. High-Performance Two-Dimensional Schottky Diodes Utilizing Chemical Vapour Deposition-Grown Graphene–MoS₂ Heterojunctions

Author:
Huang, Hefu; Xu, Wenshuo; Chen, Tongxin; Chang, Ren-Jie; Sheng, Yuewen; Zhang, Qianyang; Hou, Linlin; Warner, Jamie H.
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37258-37266
ISSN:
1944-8252
Subject:
electronics; molybdenum disulfide; transistors; lighting; diodes; graphene; irradiation; materials science; vapors
Abstract:
... Heterostructures based on two-dimensional (2D) materials have attracted enormous interest as they display unique functionalities and have potential to be applied in next-generation electronics. In this report, we fabricated three types of heterostructures based on chemical vapor deposition-grown graphene and MoS₂. A significant rectification was observed in the Au–MoS₂–Gr heterojunction, with a re ...
DOI:
10.1021/acsami.8b13507

2. The Role of Catalyst Adhesion in ALD-TiO₂ Protection of Water Splitting Silicon Anodes

Author:
Tang-Kong, Robert; Winter, Roy; Brock, Ryan; Tracy, Jared; Eizenberg, Moshe; Dauskardt, Reinhold H.; McIntyre, Paul C.
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37103-37109
ISSN:
1944-8252
Subject:
adhesion; anodes; catalysts; energy; materials science; oxygen production; pH; photovoltaic cells; quantitative analysis; semiconductors; silicon; titanium dioxide
Abstract:
... Atomic layer deposited titanium dioxide (ALD-TiO₂) has emerged as an effective protection layer for highly efficient semiconductor anodes which are normally unstable under the potential and pH conditions used to oxidize water in a photoelectrochemical cell. The failure modes of silicon anodes coated with an Ir/IrOₓ oxygen evolution catalyst layer are investigated, and poor catalyst/substrate adhes ...
DOI:
10.1021/acsami.8b13576

3. Comprehensive Stability Improvement of Silver Nanowire Networks via Self-Assembled Mercapto Inhibitors

Author:
Liu, Gui-Shi; Xu, Yuwang; Kong, Yifei; Wang, Li; Wang, Ji; Xie, Xi; Luo, Yunhan; Yang, Bo-Ru
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37699-37708
ISSN:
1944-8252
Subject:
alkanes; azoles; chemical bonding; durability; electrodes; graphene; hydrogen sulfide; nanosilver; nanowires; oxygen; polymers; protective effect; silane; silver; temperature; thermal stability
Abstract:
... Instability of silver nanowire (AgNW) has been regarded as a major obstacle to its practical applications in optoelectrical devices as transparent electrodes. Physical barrier layers such as polymer, metal, and graphene have been generally employed to improve the stability of AgNW in previous study. Herein, we first report self-assembled organothiols as an inhibitor for AgNW to achieve an overall ...
DOI:
10.1021/acsami.8b13329

4. Nanoparticle-Mediated Acoustic Cavitation Enables High Intensity Focused Ultrasound Ablation Without Tissue Heating

Author:
Yildirim, Adem; Shi, Dennis; Roy, Shambojit; Blum, Nicholas T.; Chattaraj, Rajarshi; Cha, Jennifer N.; Goodwin, Andrew P.
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36786-36795
ISSN:
1944-8252
Subject:
acoustics; adverse effects; bubbles; erythrocytes; heat; hydrophobicity; mechanical damage; nanoparticles; neoplasms; porous media; silica; temperature; therapeutics
Abstract:
... While thermal ablation of various solid tumors has been demonstrated using high intensity focused ultrasound (HIFU), the therapeutic outcomes of this technique are still unsatisfactory because of common recurrence of thermally ablated cancers and treatment side effects due to the high ultrasound intensity and acoustic pressure requirements. More precise ablation of tumors can be achieved by genera ...
DOI:
10.1021/acsami.8b15368
PubMed:
30339360
PubMed Central:
PMC6702128

5. Zwitterionic Polyurethanes with Tunable Surface and Bulk Properties

Author:
Wang, Huifeng; Hu, Yang; Lynch, Dylan; Young, Megan; Li, Shengxi; Cong, Hongbo; Xu, Fu-Jian; Cheng, Gang
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37609-37617
ISSN:
1944-8252
Subject:
antifouling activities; biocompatibility; calcification; differential scanning calorimetry; hydrolysis; mechanical properties; moieties; polymerization; polyurethanes; temperature; thermal stability; thermogravimetry; urethane; zwitterions
Abstract:
... To address the lack of blood compatibility and antifouling properties of polyurethanes (PUs), a novel zwitterionic poly(carboxybetaine urethane) (PCBHU) platform with excellent antifouling and tunable mechanical properties is presented. PCBHU was synthesized via the condensation polymerization of diisocyanate with carboxybetaine (CB)-based triols. Postpolymerization hydrolysis of triol segments at ...
DOI:
10.1021/acsami.8b10450

6. Porphyrinic Metal–Organic Framework PCN-224 Nanoparticles for Near-Infrared-Induced Attenuation of Aggregation and Neurotoxicity of Alzheimer’s Amyloid-β Peptide

Author:
Wang, Jiuhai; Fan, Yadi; Tan, Youhua; Zhao, Xin; Zhang, Yu; Cheng, Changming; Yang, Mo
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36615-36621
ISSN:
1944-8252
Subject:
Alzheimer disease; biocompatibility; brain; coordination polymers; cytotoxicity; irradiation; ligands; nanoparticles; neurotoxicity; porphyrins; therapeutics; zirconium
Abstract:
... The aberrant aggregation of amyloid-β peptide (Aβ) in the brain has been considered as the major pathological hallmark of Alzheimer’s diseases (AD). Inhibition of Aβ aggregation is considered as an attractive therapeutic intervention for alleviating amyloid-associated neurotoxicity. Here, we report the near-infrared light (NIR)-induced suppression of Aβ aggregation and reduction of Aβ-induced cyto ...
DOI:
10.1021/acsami.8b15452

7. A Novel 3D in Vitro Tumor Model Based on Silk Fibroin/Chitosan Scaffolds To Mimic the Tumor Microenvironment

Author:
Li, Jizhao; Zhou, Yejuan; Chen, Weiliang; Yuan, Zhiqiang; You, Bengang; Liu, Yang; Yang, Shudi; Li, Fang; Qu, Chenxi; Zhang, Xuenong
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36641-36651
ISSN:
1944-8252
Subject:
animal use reduction; antineoplastic agents; biocompatible materials; cell culture; chitosan; drug resistance; fibroins; humans; in vitro studies; indicator species; laboratory animals; lung neoplasms; models; protein content; silk; therapeutics
Abstract:
... Drug development involves various evaluation processes to ascertain drug effects and rigorous analysis of biological indicators during in vitro preclinical studies. Two-dimensional (2D) cell cultures are commonly used in numerous in vitro studies, which are poor facsimiles of the in vivo conditions. Recently, three-dimensional (3D) tumor models mimicking the tumor microenvironment and reducing the ...
DOI:
10.1021/acsami.8b10679

8. Highly Efficient Phenoxazine Core Unit Based Hole Transport Materials for Hysteresis-Free Perovskite Solar Cells

Author:
Chen, Cheng; Ding, Xingdong; Li, Hongping; Cheng, Ming; Li, Henan; Xu, Li; Qiao, Fen; Li, Huaming
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36608-36614
ISSN:
1944-8252
Subject:
chemical structure; energy; light intensity; materials science; solar cells
Abstract:
... Two novel simple-constructed and low-cost hole transport materials (HTMs) POZ9 and POZ10, incorporating a phenoxazine (POZ) core unit, were designed and synthesized for application in perovskite solar cells (PSCs). The typically semblable molecular structure of POZ9 and POZ10 cause them to possess similar energy levels. However, their photovoltaic performances are quite different from each other b ...
DOI:
10.1021/acsami.8b12678

9. Illumination Time Dependent Learning in Dye Sensitized Solar Cells

Author:
Tsao, Hoi Nok; Grätzel, Michael
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36602-36607
ISSN:
1944-8252
Subject:
artificial intelligence; dyes; electric current; electronics; energy; energy costs; exposure duration; lighting; materials science; neural networks; solar cells
Abstract:
... Learning through vision is an essential skill for intelligent machines. In an attempt to implement this highly complex feature at low energy cost, a dye-sensitized solar cell is proposed that learns using illumination time as a cue. Particularly, the device alters its photocurrent and memorizes this change in dependence of light exposure duration. This behavior parallels synaptic learning that als ...
DOI:
10.1021/acsami.8b12027

10. Superhydrophobic Hybrid Paper Sheets with Janus-Type Wettability

Author:
Koşak Söz, Çağla; Trosien, Simon; Biesalski, Markus
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37478-37488
ISSN:
1944-8252
Subject:
aqueous solutions; bandages; coatings; cotton; crosslinking; durability; gases; hydrophilicity; hydrophobicity; liquids; paper; wettability
Abstract:
... We introduce the design of Janus-type paper sheets where one side of the paper exhibits superhydrophobic properties, whereas the other side of the sheet remains hydrophilic and therefore can take up aqueous solutions by capillary wicking. Such papers are being prepared by chemically immobilizing a thin hybrid coating on paper sheets that consists of cross-linked poly(dimethylsiloxane) (PDMS) and i ...
DOI:
10.1021/acsami.8b12116

11. Fabrication of Lattice-Doped TiO₂ Nanofibers by Vapor-Phase Growth for Visible Light-Driven N₂ Conversion to Ammonia

Author:
Tian, Changshui; Sheng, Wenlong; Tan, Heng; Jiang, Hong; Xiong, Chunrong
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37453-37460
ISSN:
1944-8252
Subject:
ammonia; iron; irradiation; nanofibers; nitrogen; photocatalysts; titanium dioxide
Abstract:
... In the past decades, enormous efforts have been made to synthesize photocatalysts for N₂ conversion driven by visible light. However, it is still a major challenge to develop an efficient photocatalyst. In this paper, monodoped and codoped TiO₂ nanofibers were fabricated by vapor-phase growth. Vapor-phase implantation of the guest atoms into TiO₂ nanofibers may greatly prolong the lifetime of elec ...
DOI:
10.1021/acsami.8b15174

12. Plasma Polymerization Enabled Polymer/Metal–Oxide Hybrid Semiconductors for Wearable Electronics

Author:
Na, Jae Won; Kim, Hee Jun; Hong, Seonghwan; Kim, Hyun Jae
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37207-37215
ISSN:
1944-8252
Subject:
polytetrafluoroethylene; electrical properties; electronics; radio waves; polymerization; transistors; manufacturing; lighting
Abstract:
... A facile fabrication of polymer/metal–oxide hybrid semiconductors is introduced to overcome the intrinsically brittle nature of inorganic metal–oxide semiconductors. The fabrication of the hybrid semiconductors was enabled by plasma polymerization of polytetrafluoroethylene (PTFE) via radio frequency magnetron sputtering process which is highly compatible with metal–oxide semiconductor manufacturi ...
DOI:
10.1021/acsami.8b11094

13. Refreshing Piezoelectrics: Distinctive Role of Manganese in Lead-Free Perovskites

Author:
Yao, Fang-Zhou; Zhang, Mao-Hua; Wang, Ke; Zhou, Jia-Jun; Chen, Feng; Xu, Bin; Li, Fei; Shen, Yang; Zhang, Qing-Hua; Gu, Lin; Zhang, Xiao-Wen; Li, Jing-Feng
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37298-37306
ISSN:
1944-8252
Subject:
lead; manganese; materials science; potassium; sodium; zirconium
Abstract:
... Driven by an ever-growing demand for environmentally compatible materials, the past two decades have witnessed the booming development in the field of piezoelectrics. To maximally explore the potential of lead-free piezoelectrics, chemical doping could be an effective approach, referenced from tactics adopted in lead-based piezoelectrics. Herein, we reveal the distinct role of manganese in a promi ...
DOI:
10.1021/acsami.8b14958

14. All-Inorganic Perovskite Nanocrystals with a Stellar Set of Stabilities and Their Use in White Light-Emitting Diodes

Author:
Chang, Yajing; Yoon, Young Jun; Li, Guopeng; Xu, Enze; Yu, Shengtao; Lu, Cheng-Hsin; Wang, Zewei; He, Yanjie; Lin, Chun Hao; Wagner, Brent K.; Tsukruk, Vladimir V.; Kang, Zhitao; Thadhani, Naresh; Jiang, Yang; Lin, Zhiqun
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37267-37276
ISSN:
1944-8252
Subject:
anion exchange; coatings; color; encapsulation; ligands; light emitting diodes; nanocomposites; nanocrystals; organic salts; photoluminescence; stearic acid; temperature
Abstract:
... We report a simple, robust, and inexpensive strategy to enable all-inorganic CsPbX₃ perovskite nanocrystals (NCs) with a set of markedly improved stabilities, that is, water stability, compositional stability, phase stability, and phase segregation stability via impregnating them in solid organic salt matrices (i.e., metal stearate; MSt). In addition to acting as matrices, MSt also functions as th ...
DOI:
10.1021/acsami.8b13553

15. Black Phosphorus Stabilizing Na₂Ti₃O₇/C Each Other with an Improved Electrochemical Property for Sodium-Ion Storage

Author:
Song, Tianbing; Chen, Hai; Xu, Qunjie; Liu, Haimei; Wang, Yong-Gang; Xia, Yongyao
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37163-37171
ISSN:
1944-8252
Subject:
air; anodes; argon (noble gases); carbon; chemical bonding; coatings; electrochemistry; lithium batteries; milling; nanoparticles; phosphorus; protective effect; sodium; synergism
Abstract:
... Sodium-ion batteries have increasingly been considered as an attractive alternative to lithium-ion batteries for large-scale applications. High specific capacity and suitable working potential anode materials are one of the keys to search for future developments. Here, a novel and stable sodium titanate/carbon-black phosphorus (NTO/C–BP) hybrids are first fabricated as a promising anode material f ...
DOI:
10.1021/acsami.8b14971

16. Boosting Tunable Syngas Formation via Electrochemical CO₂ Reduction on Cu/In₂O₃ Core/Shell Nanoparticles

Author:
Xie, Huan; Chen, Shaoqing; Ma, Feng; Liang, Jiashun; Miao, Zhengpei; Wang, Tanyuan; Wang, Hsing-Lin; Huang, Yunhui; Li, Qing
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36996-37004
ISSN:
1944-8252
Subject:
carbon dioxide; carbon monoxide; catalysts; copper; electrochemistry; electrodes; hydrogen; nanoparticles; synergism; synthesis gas
Abstract:
... In this work, monodisperse core/shell Cu/In₂O₃ nanoparticles (NPs) were developed to boost efficient and tunable syngas formation via electrochemical CO₂ reduction for the first time. The efficiency and composition of syngas production on the developed carbon-supported Cu/In₂O₃ catalysts are highly dependent on the In₂O₃ shell thickness (0.4–1.5 nm). As a result, a wide H₂/CO ratio (4/1 to 0.4/1) ...
DOI:
10.1021/acsami.8b12747

17. Co₂B and Co Nanoparticles Immobilized on the N–B-Doped Carbon Derived from Nano-B₄C for Efficient Catalysis of Oxygen Evolution, Hydrogen Evolution, and Oxygen Reduction Reactions

Author:
Liu, Xiaoxu; Wang, Yanhui; Chen, Libei; Chen, Peipei; Jia, Shaopei; Zhang, Yan; Zhou, Shuyu; Zang, Jianbing
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37067-37078
ISSN:
1944-8252
Subject:
carbon; catalysts; catalytic activity; cobalt; durability; electrochemistry; fuel cells; hydrogen production; melamine; nanoparticles; oxygen production; pyrolysis
Abstract:
... A novel hybrid electrocatalyst of Co₂B and Co nanoparticles immobilized on N–B-doped carbon derived from nano-B₄C (Co₂B/Co/N–B–C/B₄C) is in situ synthesized by pyrolysis of nano-B₄C supporting Co(OH)₂ nanoparticles with melamine. The Co₂B and Co nanoparticles are formed and anchored on the generated N and B codoped carbon and undecomposed B₄C. The hybrid exhibits remarkable catalytic performances ...
DOI:
10.1021/acsami.8b13359

18. Computation-Aided Design of Single-Atom Catalysts for One-Pot CO₂ Capture, Activation, and Conversion

Author:
Ling, Chongyi; Li, Qiang; Du, Aijun; Wang, Jinlan
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36866-36872
ISSN:
1944-8252
Subject:
adsorption; boron; carbon dioxide; catalysts; hydrogen; materials science; methanol; temperature; vanadium
Abstract:
... Lowering the concentration of CO₂ in atmosphere is a global concern but yet remains one of the most challenging processes in chemistry. Herein, we report a rational design of single-atom catalyst (SAC), namely, vanadium atom supported on newly synthesized β₁₂ boron monolayer (V₁/β₁₂-BM), for one-pot CO₂ capture, activation, and efficient conversion into methanol. Our first-principles computations ...
DOI:
10.1021/acsami.8b10394

19. Coupling Photoluminescence and Ionic Conduction Properties Using the Different Coordination Sites of Ureasil–Polyether Hybrid Materials

Author:
Palácio, Gustavo; Pulcinelli, Sandra H.; Mahiou, Rachid; Boyer, Damien; Chadeyron, Geneviève; Santilli, Celso V.
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 37364-37373
ISSN:
1944-8252
Subject:
Fourier transform infrared spectroscopy; crosslinking; europium; functional properties; hosts; ions; lithium; materials science; moieties; molecular weight; oxygen; photoluminescence; small-angle X-ray scattering; sol-gel processing; urea
Abstract:
... In this article, we demonstrate that each functional group of ureasil organic–inorganic hybrid (OIH) materials can act as a specific coordination site for a given active guest species, hence allowing the possibility of combining different functional properties. To illustrate this concept, the sol–gel process was used to produce diurea cross-linked siloxane–polyethylene oxide (U–PEO) and siloxane–p ...
DOI:
10.1021/acsami.8b11149

20. DNA-Functionalized Porous Fe₃O₄ Nanoparticles for the Construction of Self-Powered miRNA Biosensor with Target Recycling Amplification

Author:
Zhang, Tian; Chai, Hua; Meng, Fanyu; Guo, Zhenzhen; Jiang, Yu; Miao, Peng
Source:
ACS applied materials & interfaces 2018 v.10 no.43 pp. 36796-36804
ISSN:
1944-8252
Subject:
diagnostic techniques; nanogold; detection limit; indium tin oxide; cathodes; iron oxides; DNA; iron; graphene oxide; hybridization; microRNA; point-of-care systems; microbial fuel cells; nanoparticles; anodes; glucose oxidase; biosensors
Abstract:
... Herein, we have developed an ultrasensitive self-powered biosensor for miRNA assay based on biofuel cells. The system is composed of indium tin oxide cathode and graphene oxide/gold nanoparticle/glucose oxidase anode. Redox probe of [Fe(CN)₆]³– is entrapped inside porous Fe₃O₄ nanoparticles by DNA. However, in the presence of target miRNA, hybridization reaction occurs between miRNA and DNA, which ...
DOI:
10.1021/acsami.8b15419