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《纳米研究》2018年第9期目录

Nano Research NanoResearch


Nano Research

Review Articles


Design and applications of lattice plasmon resonances

Bharath Bangalore Rajeeva, Linhan Lin, and Yuebing Zheng*

The University of Texas at Austin, USA

This review focuses on lattice plasmon resonances, which arise from coherent interactions among plasmonic nanoparticles in periodic arrays. Design strategies, applications, challenges, and prospects are discussed.


4423–4440




Recent advances in controlled modification of the size and morphology of metal-organic frameworks

Botao Liu1, Kowsalya Vellingiri2, Sang-Hee Jo1, Pawan Kumar3,*, Yong Sik Ok4,*, and Ki-Hyun Kim1,*

1 Hanyang University, Republic of Korea 

2 IIT Madras, India 

3 Central University of Jammu, India 

4 Korea University, Republic of Korea

A comprehensive study on conventional/novel synthesis techniques for efficient modification on the size and morphology of metal- organic frameworks (MOFs) is conducted. Control on adjustment factors and some challenging strategies are described to pursue the development of MOFs with considerably improved properties in real-world applications.


4441–4467




Flexible surface-enhanced Raman scattering-active substrates based on nanofibrous membranes

Ekaterina S. Prikhozhdenko1,*, Daniil N. Bratashov1, Dmitry A. Gorin1,2, and Alexey M. Yashchenok1,2,*

1 Saratov State University, Russia 

2 Skolkovo Innovation Center, Russia

This review paper discusses flexible surface-enhanced Raman scattering (SERS)-active nanofibrous membranes used for the effective collection and recognition of various chemical substances on rough surfaces and in multicomponent media.


4468–4488




Engineering nanoparticles for targeting rheumatoid arthritis: Past, present, and future trends

Isabel Matos Oliveira1,2, Cristiana Gonçalves1,2, Rui Luís Reis1,2,3, and Joaquim Miguel Oliveira1,2,3,*

1 Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, Portugal

2 University of Minho, Portugal

3 Headquarters at University of Minho, Portugal

This review focuses on studies that have demonstrated the potential of different nanoparticles in improving the treatment of rheumatoid arthritis.


4489–4506




Research Articles


A novel tumor-targeting treatment strategy uses energy restriction via co-delivery of albendazole and nanosilver

Jianming Liang1,4, Ruixiang Li1, Yuwei He1, Chengli Ling5, Qi Wang2, Yongzhuo Huang3, Jing Qin1, Weigen Lu4,*, and Jianxin Wang1,*

1 Fudan University, China

2 Guangzhou University of Traditional Chinese Medicine, China

3 Shanghai Institute of Materia Medica, Chinese Academy of Sciences, China

4 China State Institute of Pharmaceutical Industry, China

5 Chengdu University of Traditional Chinese Medicine, China

This nanosystem can deplete cellular adenosine 5′-triphosphate (ATP) via direct glycolytic-enzyme inhibition and mitochondrial damage, resulting in proliferation inhibition, cell-cycle arrest, and apoptosis of tumor cells. The enhanced anti-tumor activity of this system results from tumor-targeting ability and specific inhibition of tumor-cell energy metabolism.


4507–4523




Layered double hydroxides with atomic-scale defects for superior electrocatalysis

Qixian Xie1, Zhao Cai1,2, Pengsong Li1, Daojin Zhou1, Yongmin Bi1, Xuya Xiong1, Enyuan Hu3, Yaping Li1, Yun Kuang1,*, and Xiaoming Sun1,* 

1 Beijing University of Chemical Technology, China 

2 Yale University, USA 

3 Brookhaven National Laboratory Upton, USA 

A selective defect engineering strategy is proposed to deliberately introduce M(II)/M(III) atomic defects into NiFe layered double hydroxides (LDHs). Combining experimental and theoretical findings, it is revealed that dangling Ni–Fe sites efficiently enhance the oxygen evolution reaction (OER); this demonstrates that M(II) defect-containing NiFe LDHs are cost-effective, active, and durable OER electrocatalysts.


4524–4534




A strategy for highly dispersed Mo2C/MoN hybrid nitrogen- doped graphene via ion-exchange resin synthesis for efficient electrocatalytic hydrogen reduction

Jiabo Wang1, Weilin Chen1,*, Ting Wang1, Nasen Bate2, Chunlei Wang3, and Enbo Wang1,*

1 Northeast Normal University, China 

2 Yili Normal University, China 

3 Library of Northeast Normal University, China

Towards obtaining a catalyst with a high active site distribution, molybdenum carbide/molybdenum nitride hybrid N-doped graphene (abbreviated as Mo2C/MoN/NG) was synthesized via simple ion exchange, followed by a two-step annealing process. It has highly dispersed active sites and remarkable electrocatalytic performance in the hydrogen evolution reaction with a low overpotential of 78.82 mV and a low Tafel slope of 39.3 mV·dec−1.


4535–4548




DNA-encoded morphological evolution of bimetallic Pd@Au core-shell nanoparticles from a high-indexed core

Nitya Sai Reddy Satyavolu, Nikou Pishevaresfahani, Li Huey Tan, and Yi Lu*

University of Illinois at Urbana-Champaign, USA

This paper reports the DNA-encoded growth of morphologically unique gold shells on a high-indexed palladium seed and mechanistic study on how the affinity of the DNA base plays an important role in overriding the effect of the high-energy facets of the core and in the formation of Pd@Au bimetallic core-shell nanostructures.


4549–4561





Dual confinement of polysulfides in boron-doped porous carbon sphere/graphene hybrid for advanced Li-S batteries

Wei Ai1,2, Jiewei Li1, Zhuzhu Du1, Chenji Zou2, Hongfang Du2,4, Xin Xu2, Yu Chen2, Hongbo Zhang2, Jianfeng Zhao1, Changming Li4, Wei Huang1,3,*, and Ting Yu2,*

1 Nanjing Tech University (NanjingTech), China

2 Nanyang Technological University, Singapore

3 Northwestern Polytechnical University (NPU), China

4 Southwest University, China

A boron-doped porous carbon sphere/graphene hybrid host showing combined physical and chemical polysulfide confinement is reported. The experimental and theoretical results demonstrate that such dual polysulfide confinement enables superior electrochemical performances for Li-S batteries, including high reversible capacity, long cyclic life, and excellent rate capability.


4562–4573




Emergence of photoluminescence on bulk MoS2 by laser thinning and gold particle decoration

Lili Gong1, Qi Zhang1, Liangjun Wang1, Jianfeng Wu1, Cheng Han1, Bo Lei1, Wei Chen1, Goki Eda1, Kuan Eng Johnson Goh2,1, and Chorng Haur Sow1,*

1 National University of Singapore, Singapore

2 Agency for Science, Technology and Research, Singapore

Photoluminescence can be area-selectively generated on bulk MoS2 (thickness: 25–120 nm) by laser thinning under ambient conditions and Au particle self-assembly. The emergence of photoluminescence can be attributed to both p-type doping and plasmonic local field enhancement by Au particles.


4574–4586




1T@2H-MoSe2 nanosheets directly arrayed on Ti plate: An efficient electrocatalytic electrode for hydrogen evolution reaction

Jingtong Zhang, Yalan Chen, Ming Liu, Kun Du, Yan Zhou*, Yanpeng Li, Zhaojie Wang, and Jun Zhang*

China University of Petroleum (East China), China

In this work, a self-supported catalytic electrode for the hydrogen evolution reaction was fabricated by directly arraying mixed-phase 1T@2H-MoSe2 nanosheets on a Ti substrate. This approach shows great promise for application in electrolytic hydrogen production.


4587–4598




A neurotrophic peptide-functionalized self-assembling peptide nanofiber hydrogel enhances rat sciatic nerve regeneration

Jiaju Lu1, Xun Sun2,3, Heyong Yin4, Xuezhen Shen2,3, Shuhui Yang1, Yu Wang2, Wenli Jiang5, Yue Sun1, Lingyun Zhao1, Xiaodan Sun1, Shibi Lu2, Antonios G. Mikos6, Jiang Peng2,7,*, and Xiumei Wang1,*

1 Tsinghua University, China

2 Chinese PLA General Hospital, China

3 Nankai University, China

4 Ludwig-Maximilians-University, Germany

5 Beijing Hospital, China

6 Rice University, USA

7 Nantong University, China

To improve the microenvironment in the lumen of nerve guidance conduit (NGC) for peripheral nerve regeneration, we designed and developed a functionalized peptide nanofiber hydrogel scaffold (RAD/RGI) as a novel intraluminal filling in the chitosan conduit to repair a 10-mm-long transected sciatic nerve gap.


4599–4613




Nanostructured Bi2S3 encapsulated within three-dimensional N-doped graphene as active and flexible anodes for sodium-ion batteries

Chen Lu1, Zhenzhu Li1, Lianghao Yu1, Li Zhang1,*, Zhou Xia1, Tao Jiang1, Wanjian Yin1, Shixue Dou2, Zhongfan Liu1,3,*, and Jingyu Sun1,*

1 Soochow University, China 

2 University of Wollongong, Australia 

3 Peking University, China

Bi2S3/three-dimensional N-doped graphene (3DNG) composites were fabricated as active sodium-ion battery (SIB) anode materials. N-doped graphene ensured a tight binding of active materials and discharge products, and led to improved electrochemical performances. This study is the first report of Bi2S3-based flexible SIB devices.


4614–4626




A networked swellable dextrin nanogels loading Bcl2 siRNA for melanoma tumor therapy

Huipeng Li1, Zhanwei Zhou1, Feiran Zhang1, Yuxin Guo1, Xue Yang1, Hulin Jiang1, Fei Tan3, David Oupicky1,2, and Minjie Sun1,*

1 China Pharmaceutical University, China

2 University of Nebraska Medical Center, USA

3 Skin Disease Hospital of Tongji University, China

Networked swellable dextrin nanogels loading Bcl2 small interfering RNA (siRNA) was utilized for melanoma tumor therapy. Dextrin nanogels (DNGs)/siRNA could endosomal escape into the cytoplasm followed by glutathione (GSH)-triggered disassembly of nanogel in cytoplasm.


4627–4642




Influence of metal support in-plane symmetry on the corrugation of hexagonal boron nitride and graphene monolayers

Antonio J. Martínez-Galera* and José M. Gómez- Rodríguez

Universidad Autónoma de Madrid, Spain 

Moiré corrugations at interfaces between hexagonal boron nitride or graphene and given metal supports depend on the in-plane symmetry of the underlying surface. A rule for predicting how moiré corrugation depends on substrate symmetry arose from the differences in the possible binding landscapes for differently oriented substrates.


4643–4653




Controllable emission bands and morphologies of high- quality CsPbX3 perovskite nanocrystals prepared in octane

Shuai Ye, Mengjie Zhao, Jun Song*, and Junle Qu*

Shenzhen University, China

The CsPbX3 nanocrystals with tunable emission bands were prepared by a one-pot method and the shapes of the CsPbX3 nanocrystals were also controllable.


4654–4663




Synthesis, characterization, theoretical investigation, and properties of monoclinic-phase InWO4 hollow nanospheres

Yuping Wang, Di Wang, Ying Xie, and Guofeng Wang*

Heilongjiang University, China

This is the first report on InWO4 hollow nanospheres with a monoclinic wolframite structure. The phase structure of InWO4 was investigated via a combination of density functional theory geometric optimization and experimental simulation.


4664–4672




Highly bonded T-Nb2O5/rGO nanohybrids for 4 V quasi- solid state asymmetric supercapacitors with improved electrochemical performance

Yuzhi Jiao1,2, Haitao Zhang1,3,4,*, Hailang Zhang2, Ao Liu1, Yanxia Liu1,4, and Suojiang Zhang1,*

1 Institute of Process Engineering, Chinese Academy of Sciences, China 

2 Jiangnan University, China 

3 Hefei University, China 

4 Zhengzhou Institute of Emerging Industrial Technology, China

High-performance asymmetric orthorhombic niobium pentoxide (T-Nb2O5)/reduced graphene oxide (rGO)//activated carbon (AC) supercapacitors were fabricated by the synergistic utilization of a high capacity nanohybrid electrode and a 4 V ionogel polymer electrolyte.


4673–4685




Facile synthesis based on novel carbon-supported cyanogel of structurally ordered Pd3Fe/C as electrocatalyst for formic acid oxidation

Zhenyuan Liu1, Gengtao Fu1,2,*, Jiahui Li1, Zhenqi Liu1, Lin Xu1, Dongmei Sun1, and Yawen Tang1,*

1 Nanjing Normal University, China 

2 Nanyang Technological University, Singapore

A novel carbon-supported K2PdIICl4/K4FeII(CN)6 cyanogel-derived strategy is adopted for the easy synthesis of the ordered Pd3Fe/C intermetallic compound having outstanding electrocatalytic performance for formic acid oxidation.


4686–4696




In-situ liquid-cell TEM study of radial flow-guided motion of octahedral Au nanoparticles and nanoparticle clusters

Chang Li, Xin Chen*, Haiyang Liu, Jiali Fang, and Xiaoqin Zhou

East China University of Science and Technology, China

The evaporation of water molecules under electron beam irradiation results in a radial flow. Octahedral Au nanoparticles (NPs) and NP clusters (NPCs) are dragged toward the central region, due to the trapping force generated by the radial flow. The calculated force (Fc) on the NPCs/NPs shows a semi-linear relationship with their distance r from the center of mass.


4697–4707




Electronic properties of wurtzite GaAs: A correlated structural, optical, and theoretical analysis of the same polytypic GaAs nanowire

Alexander Senichev1,†,*, Pierre Corfdir2,‡, Oliver Brandt2, Manfred Ramsteiner2, Steffen Breuer2,‖, Jörg Schilling3, Lutz Geelhaar2, and Peter Werner1

1 Max-Planck-Institut für Mikrostrukturphysik, Germany 

2 Paul-Drude-Institut für Festkörperelektronik, Germany 

3 Martin-Luther-Universität, Germany 

Present address: Purdue University, USA 

Present address: Fraunhofer HHI, Germany 

Present address: ABB Corporate Research, Switzerland

The same single dispersed GaAs/(Al,Ga)As core/shell nanowire was characterized by both near-field scanning optical microscopy and transmission electron microscopy. Thus, a cross-correlation was established between the photoluminescence bands and crystal structure of the same nanowire with extreme spatial resolution.


4708–4721




Growth of atomically thick transition metal sulfide films on graphene/6H-SiC(0001) by molecular beam epitaxy

Haicheng Lin1, Wantong Huang1, Kun Zhao1, Chaosheng Lian1, Wenhui Duan1,2, Xi Chen1,2, and Shuai-Hua Ji1,2,*

1 Tsinghua University, China

2 Collaborative Innovation Center of Quantum Matter, China

Atomically thick NbS2, TaS2, and FeS films have been synthesized by molecular beam epitaxy on a 6H-SiC(0001) substrate terminated with monolayer or bilayer graphene. The crystal structures and electronic properties of the ultra-thin sulfides were characterized by scanning tunneling microscopy and reflection high-energy electron diffraction.


4722–4727




MoP nanoparticles with a P-rich outermost atomic layer embedded in N-doped porous carbon nanofibers: Self- supported electrodes for efficient hydrogen generation

Minqiang Wang, Cui Ye, Maowen Xu, and Shujuan Bao*

Southwest University, China

This article proposed a concept of MoP with a P-rich outermost atomic layer with outstanding catalytic activity for hydrogen evolution reaction (HER) performance, supported by theoretical calculations. Instructionally, MoP nanoparticles with a P-rich outermost atomic layer embedded in porous N-doped carbon nanofibers were constructed and display remarkable electrocatalytic activity for HER in acidic media and excellent long-term durability for up to 5,000 cycles with negligible catalytic activity loss.


4728–4734




Ultrafast one-step synthesis of N and Ti3+ codoped TiO2 nanosheets via energetic material deflagration

Yousong Liu1, Shuxin Ouyang2,*, Wencan Guo3, Hehou Zong1, Xudong Cui1, Zhong Jin4,*, and Guangcheng Yang1,*

1 Institute of Chemical Materials, China Academy of Engineering Physics, China

2 Tianjin University, China

3 Institute of Fluid Physics, China Academy of Engineering Physics, China

4 Nanjing University, China

NaN3 deflagration is utilized for the efficient and controllable one-step codoping of N and Ti3+ into TiO2 within seconds.


4735–4743




Ultrahigh energy density battery-type asymmetric supercapacitors: NiMoO4 nanorod-decorated graphene and graphene/Fe2O3 quantum dots

Jiao Yang, Wei Liu, Hao Niu, Kui Cheng, Ke Ye, Kai Zhu, Guiling Wang, Dianxue Cao, and Jun Yan*

Harbin Engineering University, China

An ultrahigh energy density battery-type asymmetric supercapacitor was fabricated with NiMoO4 nanorods and Fe2O3 quantum dot-decorated graphene nanosheets as the cathode and anode, respectively. The supercapacitor exhibits an ultrahigh energy density of 130 Wh·kg−1 and outstanding cycling stability.


4744–4758




Tuning the properties of confined water in standard and hybrid nanotubes: An infrared spectroscopic study

Yuanyuan Liao1, Pierre Picot1, Maxime Lainé1, Jean-Blaise Brubach2, Pascale Roy2, Antoine Thill1, and Sophie Le Caër1,*

1 Université Paris-Saclay, France 

2 L’Orme des Merisier, France

Water confinement in imogolites is governed by the hydrophilicity of the inner walls: At a similar partial pressure, the H bonding of water depends on its interactions with the nanotube wall.


4759–4773




Sub-nm ruthenium cluster as an efficient and robust catalyst for decomposition and synthesis of ammonia: Break the “size shackles”

Jinpeng Li1, Weiyang Wang1, Wenxing Chen1, Qinmei Gong2, Jun Luo3, Ruoqian Lin4, Huolin Xin4, Hui Zhang2, Dingsheng Wang1, Qing Peng1, Wei Zhu1,*, Chen Chen1,*, and Yadong Li1

1 Tsinghua University, China

2 Southwest Petroleum University, China

3 Tianjin University of Technology, China

4 Brookhaven National Laboratory, USA

MIL-101-confined monodispersed 1.0 nm Ru clusters synthesized via a host–guest pyrolysis strategy exhibited enhanced activity and stability for ammonia decomposition and synthesis reactions compared with those obtained using conventional Ru nanoparticle catalysts with the theoretical optimal size (ca. 2–4 nm). The unusual size effect for Ru-catalyzed ammonia synthesis was also demonstrated.


4774–4785




Simultaneous formation of trimetallic Pt-Ni-Cu excavated rhombic dodecahedrons with enhanced catalytic performance for the methanol oxidation reaction

Min Tang1, Shuiping Luo1, Kai Wang1, Hongyu Du1, Rinrada Sriphathoorat1, and Peikang Shen1,2,*

1 Sun Yat-sen University, China

2 Guangxi University, China

This work first reports a facile one-pot synthesis of trimetallic Pt-Ni-Cu excavated rhombic dodecahedrons (ERDs) with a high yield of approaching 100%, which are highly uniform, and have three-dimensional (3D) accessible excavated rhombic dodecahedral structures and abundant stepped atoms. Benefiting from these properties, it exhibits enhanced catalytic activity for the electro- oxidations of methanol.


4786–4795




Molten-salt synthesis of porous La0.6Sr0.4Co0.2Fe0.8O2.9 perovskite as an efficient electrocatalyst for oxygen evolution

Sanzhao Song1,2, Jing Zhou1, Shuo Zhang1,*, Linjuan Zhang1, Jiong Li1, Yu Wang1, Ling Han1, Youwen Long3,4, Zhiwei Hu5, and Jian-Qiang Wang1,2,*

1 Shanghai Institute of Applied Physics, Chinese Academy of Sciences, China

2 University of Chinese Academy of Sciences, China

3 Institute of Physics, Chinese Academy of Sciences, China

4 Collaborative Innovation Center of Quantum Matter, China

5 Max Planck Institute for Chemical Physics of Solids, Germany

An iron-rich La0.6Sr0.4Co0.2Fe0.8O2.9 perovskite with an open porous topographic structure was developed as an electrocatalyst by an eco-efficient molten salt synthesis approach. Benefiting from its large surface area, high activity of the porous internal surface, and optimal electronic configuration of the redox sites, this inexpensive material exhibits an impressive oxygen evolution reaction (OER) performance.


4796–4805




Tumor microenvironment-responsive hyaluronate-calcium carbonate hybrid nanoparticle enables effective chemotherapy for primary and advanced osteosarcomas

Yi Zhang1,2, Lulu Cai3, Di Li1, Yeh-Hsing Lao4, Dingzhuo Liu2, Mingqiang Li4,5,*, Jianxun Ding1,*, and Xuesi Chen1

1 Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, China 

2 The Fourth Affiliated Hospital of China Medical University, China 

3 Sichuan Provincial People's Hospital, China 

4 Columbia University, USA 

5 The Third Affiliated Hospital of Sun Yat-sen University, China

pH-responsive hyaluronate (HA) nanoparticle was prepared by introducing calcium carbonate (CaCO3) as a crosslinker for on- demand antitumor drug delivery in osteosarcoma. The smart nanomedicine, termed HA-doxorubicin (DOX)/CaCO3, not only showed enhanced stability, prolonged blood circulation, and improved tumor accumulation, but also demonstrated potent inhibition efficacy toward both primary and advanced models of murine osteosarcoma.


4806–4822




Conformal and continuous deposition of bifunctional cobalt phosphide layers on p-silicon nanowire arrays for improved solar hydrogen evolution

Sitaramanjaneva Mouli Thalluri1, Jerome Borme1, Kang Yu1,2, Junyuan Xu1, Isilda Amorim1, Joao Gaspar1, Liang Qiao3, Paulo Ferreira1,2,4, Pedro Alpuim1,5, and Lifeng Liu1,*

1 International Iberian Nanotechnology Laboratory (INL), Portugal 

2 University of Texas at Austin, USA 

3 Fudan University, China 

4 University of Lisbon, Portugal 

5 University of Minho, Portugal

Di-cobalt phosphide (Co2P) has been conformally and continuously deposited on the surface of silicon nanowire (SiNW) arrays via a simple and cost-effective approach, which functions as both a passivation layer to protect silicon from corrosion and a catalyst layer promoting hydrogen evolution reaction. The as-fabricated SiNW@Co2P core/shell photocathode shows excellent photoelectrocatalytic hydrogen evolution performance.


4823–4835




Facet-dependent electro-optical properties of cholesteric liquid crystals doped with Cu2O nanocrystals

Dongyu Zhao*, Lihong Xu, Yang Shang*, Xiaoxia Li, and Lin Guo*

Beihang University, China  

Excellent electro-optical (E-O) properties of chiral nematic liquid crystals (N*LCs) were achieved by doping with Cu2O nanocrystals with different morphologies and exposed crystal planes.


4836–4845




NVP-BEZ235/Chlorin-e6 co-loaded nanoparticles ablate breast cancer by biochemical and photodynamic synergistic effects

Ahmed Shaker Eltahan1,2, Lu Liu1,2,4, Chukwunweike Ikechukwu Okeke1,2, Min Huang5, Lu Han5, Jing Chen1, Xue Xue3,*, Massimo Bottini1,4, Weisheng Guo1,*, and Xing-Jie Liang1,2,*

1 National Center for Nanoscience and Technology of China, China 

2 University of Chinese Academy of Sciences, China 

3 Nankai University, China 

4 University of Rome Tor Vergata, Italy 

5 Beijing Institute of Graphic Communication, China

Polymeric nanoparticles loaded with NVP-BEZ235 and Chlorin-e6 (NVP/Ce6@NPs) showed reinforced therapeutic efficacy and could overcome the adaptive treatment tolerance of breast cancer cells via biochemical and photodynamic synergistic effects.


4846–4858




Engineering of tungsten carbide nanoparticles for imaging- guided single 1,064 nm laser-activated dual-type photodynamic and photothermal therapy of cancer

Shi-Hua Li1, Wen Yang1, Yang Liu1, Xiao-Rong Song1, Rui Liu1, Guangliang Chen2, Chun-Hua Lu1,*, and Huang-Hao Yang1,*

1 Fuzhou University, China

2 Fujian Medical University Union Hospital, China

Single 1,064 nm laser-activated dual-type photodynamic therapy (PDT) based on W2C nanoparticles has been developed to circumvent the hypoxic condition in tumors and enhance the light penetration depth. The properties of dual-modal photoacoustic and X-ray computed tomography bioimaging as well as the photodynamic and photothermal synergistic therapy implicate the W2C nanoparticles as a promising formulation for enhanced anticancer therapy.


4859–4873





Parallel boron nitride nanoribbons and etch tracks formed through catalytic etching

Armin Ansary, Mohsen Nasseri, Mathias J. Boland, and Douglas R. Strachan*

University of Kentucky, USA

One-dimensional etch tracks are achieved through few-layer hexagonal boron nitride films using catalytic nanoparticle etching. This process allows an underlying substrate to guide the etching that, as demonstrated, can result in an array of hexagonal boron nitride nanoribbons.


4874–4882




The promoting effect of low-level sulfidation in PdCuS nanoparticles catalyzed alkyne semihydrogenation

Cai Wu1, Yifeng Chen1, Rongan Shen1, Wei Zhu1, Yue Gong2, Lin Gu2, Qing Peng1, Huifang Guo3,*, and Wei He1,*

1 Tsinghua University, China

2 Institute of Physics, Chinese Academy of Sciences, China

3 Chinese Academy of Medical Sciences & Peking Union Medical College, China

Low-level sulfidation led to the generation of a Pd30Cu10S9 nanoparticle catalyst. This catalyst showed a pronouncedly enhanced activity and selectivity in the semihydrogenation of alkynes.


4883–4889




General synthesis of silica-based yolk/shell hybrid nanomaterials and in vivo tumor vasculature targeting

Feng Chen1, Shreya Goel1, Sixiang Shi1, Todd E. Barnhart1, Xiaoli Lan2,*, and Weibo Cai1,3,*

1 University of Wisconsin-Madison, USA 

2 Huazhong University of Science and Technology, China 

3 University of Wisconsin Carbone Cancer Center, USA

We report the general synthetic strategy of chelator-free zirconium-89 (89Zr)-radiolabeled, TRC105 antibody-conjugated, silica-based yolk/shell hybrid nanoparticles for in vivo tumor vasculature targeting. This strategy could be applied to the synthesis of other types of yolk/shell theranostic nanoparticles for tumor-targeted imaging and drug delivery.


4890–4904




Prussian blue with intrinsic heme-like structure as peroxidase mimic

Jinxing Chen1,2, Qingqing Wang1, Liang Huang1,2, Hui Zhang1,3, Kai Rong1,2, He Zhang1,2, and Shaojun Dong1,2,3,*

1 Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, China 

2 University of Science and Technology of China, China 

3 University of Chinese Academy of Sciences, China

The peroxidase-like properties of Prussian blue nanoparticles were ascribed to FeNx (x = 4–6) instead of FeC6 units. The intrinsic heme-like structure endowed the FeNx units with the desired enzyme-mimetic activities.


4905–4913




Electron doping induced semiconductor to metal transitions in ZrSe2 layers via copper atomic intercalation

Zahir Muhammad, Kejun Mu, Haifeng Lv, Chuanqiang Wu, Zia ur Rehman, Muhammad Habib, Zhe Sun*, Xiaojun Wu, and Li Song*

University of Science and Technology of China, China

Single crystal ZrSe2 and Cu-intercalated ZrSe2 layered structures were controllably synthesized in high crystalline quality by using chemical vapor transport method. The density functional theory (DFT) calculations and angle resolved photoemission spectroscopy (ARPES) results revealed a transition from semiconducting to metallic characteristics, indicating by the emergence of conduction band dispersion at M/L point in the Brillouin zone due to the electron doping in ZrSe2 layers originated from atomic Cu intercalation.


4914–4922




Abnormal n-type doping effect in nitrogen-doped tungsten diselenide prepared by moderate ammonia plasma treatment

Zhepeng Jin, Zhi Cai, Xiaosong Chen, and Dacheng Wei*

Fudan University, China

Nitrogen-doped WSe2 with anion vacancy can be produced by ammonia plasma treatment, and an abnormal n-type doping effect is observed.


4923–4930





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