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You searched for: Journal ACS applied materials & interfaces Remove constraint Journal: ACS applied materials & interfaces Publication Year 2019 Remove constraint Publication Year: 2019 Source 2019 v.11 no.29 Remove constraint Source: 2019 v.11 no.29
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1. Mechanoresponsive Hydrogel Particles as a Platform for Three-Dimensional Force Sensing

Author:
Neubauer, Jens W.; Hauck, Nicolas; Männel, Max J.; Seuss, Maximilian; Fery, Andreas; Thiele, Julian
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26307-26313
ISSN:
1944-8252
Subject:
atomic force microscopy; cell culture; confocal laser scanning microscopy; deformation; droplets; drying; energy transfer; fluorescence; fluorescent dyes; hydrogels; mechanical properties; microfluidic technology; microparticles; polyethylene glycol; rehydration
Abstract:
... We introduce a novel concept for mechanosensitive hydrogel microparticles, which translate deformation into changes in fluorescence and can thus function as mechanical probes. The hydrogel particles with controlled polymer network are produced via droplet microfluidics from poly(ethylene glycol) (PEG) precursors. Förster resonance energy transfer donors and acceptors are coupled to the PEG hydrog ...
DOI:
10.1021/acsami.9b04312

2. Tumor Microenvironment-Responsive Nanoshuttles with Sodium Citrate Modification for Hierarchical Targeting and Improved Tumor Theranostics

Author:
Liu, Shuwei; Wang, Lu; Zhang, Mengsi; Tao, Kepeng; Wang, Bo; Lin, Min; Zhang, Xue; Liu, Yi; Hou, Yuchuan; Zhang, Hao; Yang, Bai
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25730-25739
ISSN:
1944-8252
Subject:
blood circulation; cell membranes; drug therapy; drugs; electrostatic interactions; half life; image analysis; ions; irradiation; magnetic resonance imaging; nanomaterials; neoplasm cells; neoplasms; permeability; photothermotherapy; polymers; precision medicine; protonation; sodium citrate
Abstract:
... Enhancement of permeability and the retention effect is one of the main pathways for the accumulation of nanomaterials in tumor sites, but poor cellular internalization and rapid clearance of nanomaterials always hamper the efficacy of imaging diagnosis and treatment. With the consideration of both high tumor accumulation and cellular internalization, positively charged nanomaterials can adhere to ...
DOI:
10.1021/acsami.9b07957

3. Enhancing the JSC of P3HT-Based OSCs via a Thiophene-Fused Aromatic Heterocycle as a “π-Bridge” for A−π–D−π–A-Type Acceptors

Author:
Wang, Jiacheng; Li, Tengfei; Wang, Xiaoxiao; Xiao, Yiqun; Zhong, Cheng; Wang, Jiayu; Liu, Kuan; Lu, Xinhui; Zhan, Xiaowei; Chen, Xingguo
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26005-26016
ISSN:
1944-8252
Subject:
absorption; electric potential difference; solar cells; solar energy; thiophene; triazoles; volatile organic compounds
Abstract:
... Poly(3-hexylthiophene) (P3HT)-based organic solar cells (OSCs) have been extensively studied due to unique advantages of P3HT such as roll-to-roll and large-area printing fabrication, but a poor short-circuit current density greatly limits the enhancement of power conversion efficiency (PCE). Herein, via the thiophene-fused aromatic heterocycle as a “π-bridge”, two “A−π–D−π–A”-type acceptors have ...
DOI:
10.1021/acsami.9b08007

4. Heavy Mediator at Quantum Dot/Graphene Heterojunction for Efficient Charge Carrier Transfer: Alternative Approach for High-Performance Optoelectronic Devices

Author:
Ghosh, Rapti; Yadav, Kanchan; Kataria, Monika; Lin, Hung-I; Paul Inbaraj, Christy Roshini; Liao, Yu-Ming; Nguyen, Yen; Lu, Cheng-Hsin; Hofmann, Mario; Sankar, Raman; Shih, Wei-Heng; Hsieh, Ya-Ping; Chen, Yang-Fang
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26518-26527
ISSN:
1944-8252
Subject:
dissociation; electronic equipment; electronics; graphene; nanocomposites; quantum dots; spectroscopy; sulfides
Abstract:
... Two-dimensional (2D) material nanocomposites have emerged as a material system for discovering new physical phenomena and developing novel devices. However, because of the low density of states of most two-dimensional materials such as graphene, the heterostructure of nanocomposites suffers from an enhanced depletion region, which can greatly reduce the efficiency of the charge carrier transfer an ...
DOI:
10.1021/acsami.9b08294

5. Regulated Interfacial Thermal Conductance between Cu and Diamond by a TiC Interlayer for Thermal Management Applications

Author:
Chang, Guo; Sun, Fangyuan; Wang, Luhua; Che, Zhanxun; Wang, Xitao; Wang, Jinguo; Kim, Moon J.; Zhang, Hailong
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26507-26517
ISSN:
1944-8252
Subject:
X-ray photoelectron spectroscopy; copper; crystal structure; crystallization; guidelines; heat; thermal conductivity; transmission electron microscopy
Abstract:
... The metal/diamond interface consisting of two highly dissimilar materials is widely present in high-power microelectronic devices using a diamond film as a heat spreader or using a metal matrix/diamond filler composite as a heat sink for thermal management applications. To improve the interfacial thermal conductance (G), a common method is to add an appropriate interlayer in between the two materi ...
DOI:
10.1021/acsami.9b08106

6. Interfacial Ferromagnetic Coupling and Positive Spontaneous Exchange Bias in SrFeO₃–ₓ/La₀.₇Sr₀.₃MnO₃ Bilayers

Author:
Zhang, Jun; Zhou, Guowei; Yan, Zhi; Ji, Huihui; Li, Xiaoli; Quan, Zhiyong; Bai, Yuhao; Xu, Xiaohong
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26460-26466
ISSN:
1944-8252
Subject:
ambient temperature; cooling; ferrimagnetic materials; ferromagnetism; magnetic fields; models
Abstract:
... Negative exchange bias is usually discovered in ferromagnetic (FM)/antiferromagnetic (AFM) heterostructures after a field-cooling (FC) process. Relatively, positive exchange bias (PEB) is a rarely observed phenomenon. So far, almost all of the models for PEB whether undergoing FC or zero-field-cooling (ZFC) treatment have been explained by an interaction of strong AFM coupling at the interface. In ...
DOI:
10.1021/acsami.9b07639

7. Magnetically Actuated Heterogeneous Microcapsule-Robot for the Construction of 3D Bioartificial Architectures

Author:
Liu, Yang; Li, Gen; Lu, Haojian; Yang, Yuanyuan; Liu, Zeyang; Shang, Wanfeng; Shen, Yajing
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25664-25673
ISSN:
1944-8252
Subject:
biocompatibility; drugs; magnetism; nanoparticles; screening; tissue engineering
Abstract:
... Core–shell microcapsules as one type of the most attractive carriers and reactors have been widely applied in the fields of drug screening and tissue engineering owing to their excellent biocompatibility and semi-permeability. Yet, the spatial organization of microcapsules with specific shapes into three-dimensional (3D) ordered architectures still remains a big challenge. Here, we present a metho ...
DOI:
10.1021/acsami.9b05517

8. Synthesis of Polyporous Ion-Sieve and Its Application for Selective Recovery of Lithium from Geothermal Water

Author:
Lin, Hongyu; Yu, Xiaoping; Li, Mingli; Duo, Ji; Guo, Yafei; Deng, Tianlong
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26364-26372
ISSN:
1944-8252
Subject:
adsorption; hydrochloric acid; ions; lithium; lithium batteries; poly(vinyl chloride); polyethylene glycol
Abstract:
... The widespread use of lithium-ion batteries has led to continuously increasing demands for lithium. In order to recover lithium from geothermal water, a novel composite lithium ion-sieve was synthesized and applied in this work. The stability of the material was successfully solved by granulating using acid-alkali resistant polyvinyl chloride as a binder, and its adsorption performances were also ...
DOI:
10.1021/acsami.9b07401

9. Effective Electrocatalytic Hydrogen Evolution in Neutral Medium Based on 2D MoP/MoS₂ Heterostructure Nanosheets

Author:
Wu, Aiping; Gu, Ying; Xie, Ying; Tian, Chungui; Yan, Haijing; Wang, Dongxu; Zhang, Xiaomeng; Cai, Zhicheng; Fu, Honggang
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25986-25995
ISSN:
1944-8252
Subject:
X-ray photoelectron spectroscopy; active sites; anodes; carbon; catalysts; catalytic activity; cathodes; density functional theory; electrochemistry; electron transfer; energy; hydrogen; hydrogen production; mass transfer; molybdenum disulfide; nanosheets; potassium hydroxide; solar collectors; solar energy
Abstract:
... The hydrogen evolution reaction (HER) in the neutral medium can avoid the problems caused by strong acid (bases) media and thus is promising for practical application. The suitable catalyst in the neutral medium for HER requires good conductivity for decreasing ohm resistance, porous structures for weakening diffusion resistance, and plentiful active sites, but its synthesis remains a challenge. H ...
DOI:
10.1021/acsami.9b07415

10. Enhancing the Stability of CH₃NH₃PbBr₃ Nanoparticles Using Double Hydrophobic Shells of SiO₂ and Poly(vinylidene fluoride)

Author:
Huang, Yipeng; Li, Feiming; Qiu, Linghang; Lin, Fangyuan; Lai, Zhiwei; Wang, Shuya; Lin, Longhui; Zhu, Yimeng; Wang, Yiru; Jiang, Yaqi; Chen, Xi
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26384-26391
ISSN:
1944-8252
Subject:
color; encapsulation; green light; hydrophobicity; lead; light emitting diodes; lighting; nanoparticles; nanospheres; silica; television; thermoplastics; ultraviolet radiation
Abstract:
... The instability of lead halide perovskites (LHPs) has tremendously hindered their practical applications. Although some examples on encapsulating LHPs into a SiO₂ shell have been reported, these SiO₂-coated LHPs still suffer from limited stability. Herein, MAPbBr₃ (MA = CH₃NH₃⁺) nanoparticles encapsulated in double hydrophobic shells of organic functionalized SiO₂ and poly(vinylidene fluoride) (MA ...
DOI:
10.1021/acsami.9b07841

11. Extraordinary Role of Bi for Improving Thermoelectrics in Low-Solubility SnTe–CdTe Alloys

Author:
Chen, Zhiyu; Guo, Xuming; Tang, Jing; Xiong, Fen; Li, Wen; Chen, Yue; Ang, Ran
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26093-26099
ISSN:
1944-8252
Subject:
alloys; bismuth; solubility; thermal conductivity; tin
Abstract:
... As an environment-friendly alternative to traditional PbTe, many attempts have recently been made to improve thermoelectric SnTe. Effective strategies are mainly focused on valence band convergence, nanostructuring, interstitial defects, and alloying solubility. In particular, alloying SnTe with CdTe/GeTe triggers an inherent decline of valence band offset effectively owing to a high solubility of ...
DOI:
10.1021/acsami.9b07222

12. Facile Nanocasting of Dielectric Metasurfaces with Sub-100 nm Resolution

Author:
Kim, Kwan; Yoon, Gwanho; Baek, Seungho; Rho, Junsuk; Lee, Heon
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26109-26115
ISSN:
1944-8252
Subject:
commercialization; dielectrics; polymers; refractive index
Abstract:
... This work presents a facile nanocasting technique to fabricate dielectric metasurfaces at low cost and high throughput. A flexible polymer mold is replicated from a master mold, and then the polymer mold is used to shape particle-embedded UV-curable polymer resin. The polymer mold is compatible with flexible and curved substrates. A hard-polydimethylsiloxane improves mechanical stability of the po ...
DOI:
10.1021/acsami.9b07774

13. Highly Efficient Deep-Red Organic Light-Emitting Devices Based on Asymmetric Iridium(III) Complexes with the Thianthrene 5,5,10,10-Tetraoxide Moiety

Author:
Sun, Yuanhui; Yang, Xiaolong; Feng, Zhao; Liu, Boao; Zhong, Daokun; Zhang, Junjie; Zhou, Guijiang; Wu, Zhaoxin
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26152-26164
ISSN:
1944-8252
Subject:
emissions; iridium; moieties; phosphorescence; photoluminescence; television
Abstract:
... Highly efficient deep-red organic light-emitting devices (OLEDs) are indispensable for developing high-performance red-green-blue (RGB) displays and white OLEDs (WOLEDs). However, the shortage of deep-red emitters with high photoluminescence quantum yields (PLQYs) and balanced charge injection/transport abilities has severely restricted the performance of deep-red OLEDs. Herein, we design and synt ...
DOI:
10.1021/acsami.9b06749

14. New Strategy for Specific Eradication of Implant-Related Infections Based on Special and Selective Degradability of Rhenium Trioxide Nanocubes

Author:
Zhang, Wenlong; Yang, Chuang; Lei, Ziyu; Guan, Guoqiang; He, Shu-ang; Zhang, Zhenbo; Zou, Rujia; Shen, Hao; Hu, Junqing
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25691-25701
ISSN:
1944-8252
Subject:
Staphylococcus aureus; X-radiation; bacterial adhesion; bacterial infections; biocompatibility; biofilm; computed tomography; genes; heat; hydrogen; iodine; nanomaterials; oxides; pH; photothermotherapy; rhenium; tissues
Abstract:
... The greatest bottleneck for photothermal antibacterial therapy could be the difficulty in heating the infection site directly and specifically to evade the unwanted damage for surrounding healthy tissues. In recent years, infectious microenvironments (IMEs) have been increasingly recognized as a crucial contributor to bacterial infections. Here, based on the unique IMEs and rhenium trioxide (ReO₃) ...
DOI:
10.1021/acsami.9b07359

15. PdPt Bimetal-Functionalized SnO₂ Nanosheets: Controllable Synthesis and its Dual Selectivity for Detection of Carbon Monoxide and Methane

Author:
Li, Gaojie; Wang, Xiaohong; Yan, Liuming; Wang, Yan; Zhang, Zhanying; Xu, Jiaqiang
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26116-26126
ISSN:
1944-8252
Subject:
activation energy; adsorption; carbon monoxide; catalytic activity; coal; metals; methane; monitoring; nanoparticles; nanosheets; semiconductors; tin dioxide
Abstract:
... Bimetallic nanoparticles (NPs) usually exhibit some novel properties due to the synergistic effects of the two distinct metals, which is expected to play an important role in the field of gas sensing. PdPt bimetal NPs with Pd-rich shell and Pt-rich core were successfully synthesized and used to modify SnO₂ nanosheets. The 1P-PdPt/SnO₂-A sensor obtained by self-assemblies of PdPt NPs exhibited temp ...
DOI:
10.1021/acsami.9b08408

16. Synergistic Effect of Pseudo-Halide Thiocyanate Anion and Cesium Cation on Realizing High-Performance Pinhole-Free MA-Based Wide-Band Gap Perovskites

Author:
Xie, Yue-Min; Xu, Xiuwen; Ma, Chunqing; Li, Menglin; Ma, Yuhui; Lee, Chun-Sing; Tsang, Sai-Wing
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25909-25916
ISSN:
1944-8252
Subject:
cations; cesium; crystallization; lead; solar cells; solubility; thiocyanates
Abstract:
... The performance of wide-band gap perovskite solar cells has a profound impact on the multijunction tandem device efficiency. However, once bromide (Br–) has been adopted to substitute the iodide (I–) in the MAPbI₃ framework, it becomes very challenging to achieve uniform and high crystalline perovskite films. Here, a synergistic effect of pseudo-halide anion thiocyanate (SCN–) and inorganic cation ...
DOI:
10.1021/acsami.9b06315

17. Asymmetrical Double Flame Spray Pyrolysis-Designed SiO₂/Ce₀.₇Zr₀.₃O₂ for the Dry Reforming of Methane

Author:
Lovell, Emma C.; Großman, Henrike; Horlyck, Jonathan; Scott, Jason; Mädler, Lutz; Amal, Rose
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 25766-25777
ISSN:
1944-8252
Subject:
catalysts; coatings; encapsulation; methane; nickel; oxygen; pyrolysis; silica; surface area; xylene
Abstract:
... Silica has the potential to enhance the performance of ceria–zirconia as a support for the dry reforming of methane; however, controlling the integration of silica with the ceria–zirconia using flame spray pyrolysis (FSP) is a significant challenge. To address this challenge, an asymmetrically variable double-FSP (DFSP) system was established to control the SiO₂ interaction with Ce₀.₇Zr₀.₃O₂. The ...
DOI:
10.1021/acsami.9b02572

18. Biocompatible Conductive Polymers with High Conductivity and High Stretchability

Author:
He, Hao; Zhang, Lei; Guan, Xin; Cheng, Hanlin; Liu, Xixia; Yu, Suzhu; Wei, Jun; Ouyang, Jianyong
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26185-26193
ISSN:
1944-8252
Subject:
biocompatibility; electrical conductivity; electrodes; hydrogen bonding; plasticizers; polymers; robots; sorbitol; sulfonates
Abstract:
... Stretchable electronic materials have drawn strong interest due to their important applications in areas such as bioelectronics, wearable devices, and soft robotics. The stretchable electrode is an integral unit of stretchable systems. Intrinsically conductive polymers such as poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) can have high mechanical flexibility and good biocompa ...
DOI:
10.1021/acsami.9b07325

19. Biomimetic Polychrome Rubberized Fabric Constructed by Nonfluorinated Multiscale Hierarchical Superhydrophobic Latex Pigments

Author:
Chen, Cheng; Liu, Mingming; Hou, Yuanyuan; Li, Min; Wang, Dong; Zhang, Liping; Fu, Shaohai
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26392-26401
ISSN:
1944-8252
Subject:
biomimetics; coatings; color; durability; environmental governance; fabrics; hydrophobicity; imines; industry; latex; peeling; pigments; polymerization; polymers
Abstract:
... Polychrome rubberized fabric was successfully prepared by assembling of nonfluorinated superhydrophobic latex pigments (SLPs) on resin-coated fabric, exhibiting superior water repellency and hue controllability. The SLPs with micro–nano multiscale rough structure were constructed by thermal-initiated polymerization of absorbed polymeric reactants in the cavity of hollow microreactors, as well as s ...
DOI:
10.1021/acsami.9b08228

20. Deep Eutectic Solvent-Assisted In Situ Wood Delignification: A Promising Strategy To Enhance the Efficiency of Wood-Based Solar Steam Generation Devices

Author:
Chen, Zhijun; Dang, Ben; Luo, Xiongfei; Li, Wei; Li, Jian; Yu, Haipeng; Liu, Shouxin; Li, Shujun
Source:
ACS applied materials & interfaces 2019 v.11 no.29 pp. 26032-26037
ISSN:
1944-8252
Subject:
delignification; desalination; evaporation rate; heat; lignin; solar energy; solar radiation; solvents; steam; thermal conductivity; wastewater treatment; wood
Abstract:
... Wood-based solar steam generation devices (W-SSGDs) show great promise for desalination and wastewater treatment because they are inexpensive and sustainable. Technical methods for enhancing the efficiency of W-SSGDs have, so far, mainly focused on the optimization of solar-to-thermal conversion efficiency, whereas the properties of the wood matrix have been ignored. Here, we have designed a strat ...
DOI:
10.1021/acsami.9b08244