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Research Articles

A scalable bio-inspired polydopamine-Cu ion interfacial layer for high-performance lithium metal anode

Qianqian Meng1,2, Huimin Zhang1, Yue Liu1,2, Shaobo Huang1,2, Tianzhu Zhou1, Xiaofei Yang1,3, Biyan Wang2, Wenfeng Zhang1, Hai Ming1, Yu Xiang1, Meng Li1, Gaoping Cao1, Yaqin Huang1, Li-zhen Fan2, Hao Zhang1,*, and Yuepeng Guan3,*

1 Research Institute of Chemical Defense, China

2 University of Science and Technology Beijing, China

3 Beijing University of Chemical Technology, China

The polydopamine (PDA)-Cu2+ interfacial layer composed by adhesive nanoparticles and Cu ions, can guide and facilitate uniform Li ion diffusion and Li metal deposition, resulting in a highly stable performance during plating/striping process.


Cyclodextrin conjugated ferritin nanocages reduce intracellular cholesterol level in foam cells

Samyukta Ravishankar and Sierin Lim*

Nanyang Technological University, Singapore

Ferritin protein nanocages were modified with cyclodextrin and examined for its passive localization and cholesterol sequestration properties from lipid-laden macrophages (foam cells).


Resolution and contrast enhancement of laser-scanning multiphoton microscopy using thulium-doped upconversion nanoparticles

Alexey B. Kostyuk1, Artem D. Vorotnov1, Andrey V. Ivanov2, Arthur B. Volovetskiy1, Aleksandr V. Kruglov1, Lyudmila M. Sencha1, Liuen Liang3, Evgenii L. Guryev1, Vladimir A. Vodeneev1, Sergey M. Deyev4, Yiqing Lu3, and Andrei V. Zvyagin1,2,3,*

1 Lobachevsky State University of Nizhny Novgorod, Russia

2 Sechenov University, Russia

3 Macquarie University, Australia

4 Russian Academy of Sciences, Russia

Upconversion nanoparticles co-doped with 8% Tm in combination with a commercial laser-scanning multiphoton microscopy appeared uniquely suited for labeling biological systems to acquire high-resolution images with the enhanced contrast. Discrete nanoparticles became clearly observable in cells and freshly excised animal tissue of laboratory animals, which represented challenging environment of intense autofluorescence, exogenous staining, and turbidity, as typically occur in intravital imaging.


Co0.85Se hollow spheres constructed of ultrathin 2D mesoporous nanosheets as a novel bifunctional-electrode for supercapacitor and water splitting

Nadeem Hussain1,3, Fangfang Wu4, Liqiang Xu1,2,*, and Yitai Qian1

1 Shandong University, China

2 Nankai University, China

3 Shenzhen Research Institute of Shandong University, China

4 Zhejiang University of Technology, China

Co0.85Se hollow spheres constructed by two-dimensional (2D) mesoporous ultrathin nanosheets with high specific surface area (93.2 m2·g−1) were synthesized first time via a one-step and cost effective solvothermal process. Their bifunctional electrocatalytic-supercapacitive properties were obtained simultaneously due to synergistic effects between macroscopic morphological features and microscopic atomic/electronic structure of Co0.85Se.


Polydopamine and ammonium bicarbonate coated and doxorubicin loaded hollow cerium oxide nanoparticles for synergistic tumor therapy

Keqiang Xu1,2, Yan Cheng1,*, Jiao Yan1, Yanlin Feng1,2, Runxiao Zheng1,2, Xiaqing Wu1,2, Yanjing Wang1,2, Panpan Song1,2, and Haiyuan Zhang1,2,*

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

2 University of Science and Technology of China, China

Polydopamine and ammonium bicarbonate coated and doxorubicin loaded hollow cerium oxide nanoparticles were fabricated to fight against cancer through synergistic effect among photothermal therapy, chemotherapy and chemodynamic therapy.


Direct synthesis of L10-FePt nanoparticles from single-source bimetallic complex and their electrocatalytic applications in oxygen reduction and hydrogen evolution reactions

Zhengong Meng1, Fei Xiao2, Zhuoxun Wei1, Xuyun Guo3, Ye Zhu3, Yurong Liu1, Guijun Li3, Zhen-Qiang Yu1,*, Minhua Shao2,*, and Wai-Yeung Wong3,4,*

1 Shenzhen University, China

2 Hong Kong University of Science and Technology, Hong Kong, China

3 The Hong Kong Polytechnic University, Hong Kong, China

4 The Hong Kong Polytechnic University Shenzhen Research Institute, China

Highly ordered L10-FePt nanoparticles were prepared and well-controlled by a molecular strategy, and they were used as the bifunctional electrocatalysts in oxygen reduction and hydrogen evolution reactions with much better performances than the commercial Pt/C catalysts.


Rational design of phosphorus-doped cobalt sulfides electrocatalysts for hydrogen evolution

Guoxing Qu1, Tianli Wu2, Yanan Yu1, Zekang Wang1, Yang Zhou1, Zhendong Tang3, and Qin Yue1,*

1 University of Electronic Science and Technology of China, China

2 Henan University, China

3 Army Engineering University of PLA, China

For the first time, P doped Co1−xS is found as promising electrocatalyst for hydrogen evolution. With narrow band gap and optimal hydrogen adsorption sites, P doped Co1−xS shows significantly enhanced hydrogen evolution reaction (HER) activity.


Immobilizing palladium nanoparticles on boron-oxygen- functionalized carbon nanospheres towards efficient hydrogen generation from formic acid

Shan Zhong1,2, Nobuko Tsumori3, Mitsunori Kitta1, and Qiang Xu1,2,*

1 National Institute of Advanced Industrial Science and Technology (AIST), Japan

2 Kobe University, Japan

3 Toyama National College of Technology, Japan

Highly dispersed palladium nanoparticles (Pd NPs) were immobilized on boron-oxygen (B-O)-functionalized carbon nanospheres (Pd/OB-C), exhibiting significantly improved activity for formic acid dehydrogenation. By adding melamine precursor, OB-C-N product displays a high B content. Pd/OB-C-N shows a superb activity, with a turnover frequency as high as 5,354 h–1 at 323 K.


All-in-one theranostic nanoplatform with controlled drug release and activated MRI tracking functions for synergistic NIR-II hyperthermia-chemotherapy of tumors

Xianguang Ding1,†, Haitao Zhao2, Chunyan Li1,3, Qiangbin Wang1,3, and Jiang Jiang1,3,*

1 Suzhou Institute of Nano-Tech and Nano-Bionics, Chinese Academy of Sciences, China

2 National University of Singapore, Singapore

3 University of Science and Technology of China, China

Present address: National University of Singapore, Singapore

A novel magnetic resonance imaging (MRI) agent for drug release tracking is developed, integrating photothermal core and paramagnetic ion/drug loading shell with a thermal valve. Co-loaded phase change materials act as both gatekeeper and heat buffer, enabling near-infrared (NIR) stimulated drug release, and synergistic chemo-mild hyperthermia therapy.


Photo-thermoelectric effect induced electricity in stretchable graphene-polymer nanocomposites for ultrasensitive strain sensing

Ding Zhang1,4, Yiding Song1,4, Lu Ping1,4, Suwen Xu1,4, De Yang2,*, Yuanhao Wang3,*, and Ya Yang1,4,5,*

1 Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, China

2 Fuling Center Hospital of Chongqing City, China

3 Xinjiang Technical Institute of Physics & Chemistry, Chinese Academy of Sciences, China

4 University of Chinese Academy of Sciences, China

5 Guangxi University, China

A self-powered stretchable graphene-ecoflex composite strain sensor based on photo-thermoelectric effect has been fabricated to monitor human activities by detecting current variations. The self-powered strain sensor was implanted in pork for effective strain detection, demonstrating the feasibility of the implantable strain sensing in vivo.


Single and multi domain buckled germanene phases on Al(111) surface

Dmitriy A. Muzychenko1,*, Sergey I. Oreshkin1, Vladimir I. Panov1, Chris Van Haesendonck2, and Andrey I. Oreshkin1

1 Lomonosov Moscow State University, Russia

2 KU Leuven, Belgium

We report on the simultaneous nucleation and growth of single domain (3×3) and multi domain (√7×√7)R(19.1°) germanene phases on Al(111) surface regardless of Al substrate temperature with a range Ts = 27–200 °C. Our scanning tunneling microscopy experiments combined with the density functional theory based simulations are consistent with atomic model structures with strongly buckled germanene (2×2)/Al(111)(3×3) and (√3×√3)R30°/Al(111)(√7×√7)R(±19.1°) with one Ge atom protruding upward, which properly describe the experimentally observed single and multi domain surface phases.


Unexpected intercalation-dominated potassium storage in WS2 as a potassium-ion battery anode

Yuhan Wu1, Yang Xu2,*, Yueliang Li3, Pengbo Lyu4, Jin Wen5, Chenglin Zhang1, Min Zhou1, Yaoguo Fang1, Huaping Zhao1, Ute Kaiser3, and Yong Lei1,*

1 Technische Universitat Ilmenau, Germany

2 University College London, UK

3 Ulm University, Germany

4 Charles University, Czech Republic

5 Academy of Sciences of the Czech Republic, Czech Republic

WS2 is reported as a two-dimensional transition metal dichalcogenide that serves as an intercalation-type anode even at deep discharge condition in K-ion batteries. Investigation of the charge/discharge process reveals an intercalation dominated mechanism to store K-ions, which results in highly stable cyclability and great rate capability of the anode.


Co-delivery of PARP and PI3K inhibitors by nanoscale metal– organic frameworks for enhanced tumor chemoradiation

Megan J. Neufeld1,*, Allison N. DuRoss1, Madeleine R. Landry1, Hayden Winter2, Andrea M. Goforth2, and Conroy Sun1,3,*

1 Oregon State University, USA

2 Portland State University, USA

3 Oregon Health & Science University, USA

Nanoscale metal–organic frameworks display synergistic activity in a breast cancer model by both augmenting radiation therapy and preventing DNA damage repair, thus demonstrating their potential as a unique chemoradiation platform.


A flutter-effect-based triboelectric nanogenerator for breeze energy collection from arbitrary directions and self-powered wind speed sensor

Jie Hu, Xianjie Pu, Hongmei Yang, Qixuan Zeng, Qian Tang, Dazhi Zhang, Chenguo Hu, and Yi Xi*

Chongqing University, China

The flutter-effect-based triboelectric nanogenerator (FE-TENG) is designed for the first time to avoid the friction wear and greatly reduce the energy loss, converting breeze energy from arbitrary direction in the environment into electricity. In addition, a self-powered wind speed sensor can be achieved rely on the excellent linear relationship between wind speed and electrical output signal.


A novel chitosan nanocapsule for enhanced skin penetration of cyclosporin A and effective hair growth in vivo 

Jin Sil Lee1,2, Youngmin Hwang2, Hyeryeon Oh1,2, Sunghyun Kim1, Jin-Hwa Kim3, Jeung-Hoon Lee3, Yong Chul Shin3,4, Giyoong Tae2,*, and Won Il Choi1,*

1 Korea Institute of Ceramic Engineering and Technology, Republic of Korea

2 Gwangju Institute of Science and Technology, Republic of Korea

3 SKINMED Co., Ltd., Republic of Korea

4 Amicogen, Inc., Republic of Korea

The cyclosporin A loaded chitosan nanocapsules (CsA@ChiNCs) were developed as a new potential platform for enhanced transdermal drug delivery and effective hair regeneration.


One-step synthesis of thermally stable artificial multienzyme cascade system for efficient enzymatic electrochemical detection

Xiqing Cheng, Jinhong Zhou, Jiayu Chen, Zhaoxiong Xie, Qin Kuang*, and Lansun Zheng

Xiamen University, China

An artificial multienzyme cascade system with glucose oxidase (GOx) immobilized within Cu-based metal-organic framework (MOF) layer grown on the three-dimensional (3D) porous copper foam was successfully constructed via a facile electrochemical assisted biomimetic mineralization process. Such a well-designed GOx@Cu-MOF/copper foam architecture exhibited superior sensitivity and thermal stability in the efficient enzymatic electrochemical detection of glucose.


Radioiodinated tyrosine based carbon dots with efficient renal clearance for single photon emission computed tomography of tumor

Nian Liu1,2,3, Yiyue Shi1, Jingru Guo1, Hai Li4, Qiang Wang5, Menglin Song3, Zhiyuan Shi3, Le He4, Xinhui Su5, Jin Xie6, and Xiaolian Sun1,*

1 China Pharmaceutical University, China

2 Helmholtz Zentrum Munchen and Technische Universitat Munchen, Germany

3 Xiamen University, China

4 Soochow University, China

5 Zhongshan Hospital Xiamen University, China

6 University of Georgia, USA

A 2.5 nm tyrosine based carbon dots (TCDs) with phenolic hydroxyl groups on the surface have been synthesized for directly 125I labeling. The 125I labeled TCDs are proved to be effective single photon emission computed tomography (SPECT) imaging agents for tumors with effective renal clearance.


Development of a homogenous assay based on fluorescent imprinted nanoparticles for analysis of nitroaromatic compounds

Asma Elbelazi1,2, Francesco Canfarotta3,*, Joanna Czulak3, Michael J. Whitcombe1, Sergey Piletsky1, and Elena Piletska1

1 University of Leicester, UK

2 University of Tripoli, Libya

3 MIP Diagnostics Ltd., UK

Herein we describe the development of a homogeneous assay for the detection of two nitroaromatic compounds. This assay relies on fluorescent molecularly imprinted nanoparticles (nanoMIPs) which, upon interaction with the target analytes, generate a reduction in fluorescence emission intensity (quenching).


Confining MOF-derived SnSe nanoplatelets in nitrogen-doped graphene cages via direct CVD for durable sodium ion storage

Chen Lu1, Zhenzhu Li1, Zhou Xia1, Haina Ci1,2, Jingsheng Cai1, Yingze Song1, Lianghao Yu1, Wanjian Yin1, Shixue Dou3, Jingyu Sun1,2,*, and Zhongfan Liu1,2,4,*

1 Soochow University, China

2 Beijing Graphene Institute (BGI), China

3 University of Wollongong, Australia

4 Peking University, China

Metal-organic framework (MOF)-derived SnSe/C wrapped within nitrogen- doped graphene (NG@SnSe/C) hybrid is designed targeting durable sodium-ion storage. Thus derived Na-ion capacitors harvest a high energy and power density, holding promise for next-generation energy storages.


In vivo and in situ real-time fluorescence imaging of peripheral nerves in the NIR-II window

Zhujun Feng1, Yimeng Yang2, Jian Zhang2, Kan Wang1, Yunxia Li2, Heng Xu3, Zhen Wang2, Ewelina Biskup4, Shixian Dong1, Xing Yang5, Yuefeng Hao5,*, Jun Chen2,*, and Yan Wo1,*

1 Shanghai Jiao Tong University, China

2 Fudan University, China

3 Shanghai Jiao Tong University School of Medicine, China

4 University Hospital of Basel, Switzerland

5 Affiliated Suzhou Hospital of Nanjing Medical University, China

A novel in vivo and in situ real-time imaging of peripheral nerves based on the second near-infrared window (NIR-II) quantum dots (QDs) fluorescence facilitates an earlier, more precise and better prognosis of clinical peripheral neuropathy by direct imaging of peripheral nerves in vivo.


Angular dependence of nanoparticle generation in the matrix assembly cluster source

Maria Chiara Spadaro1,†, Junlei Zhao2, William D. Terry3, Jian Liu3,4, Feng Yin5, Flyura Djurabekova2, and Richard E. Palmer1, *

1 Swansea University, UK

2 University of Helsinki, Finland

3 University of Birmingham, UK

4 Tsinghua University, China

5 Shaanxi Normal University, China

Present address: CSIC and BIST, Spain

The matrix assembly cluster source (MACS) is suitable for the scale-up of cluster deposition: The flux and direction of the clusters obtained are strongly influenced by the spatial distribution of the deposited ion beam energy and shock wave formation.


Biocompatible carbon dots with low-saturation-intensity and highphotobleaching-resistance for STED nanoscopy imaging of the nucleolus and tunneling nanotubes in living cells

Hao Li1, Shuai Ye1, Jiaqing Guo1, Huibo Wang2, Wei Yan1,*, Jun Song1,*, and Junle Qu1,*

1 Shenzhen University, China

2 Soochow University, China

Fluorescence carbon dots (FNCDs) with high fluorescence quantum yield and strong anti-photobleaching can stain the nucleolus and tunneling nanotubes (TNTs) in the living cell. For the living cell, the lateral resolution of single FNCDs and TNTs diameter is up to 19.7 and 75 nm under the stimulated emission depletion (STED) nanoscopy.


Magnetically recyclable Sm2Co17/Cu catalyst to chemoselectively reduce the 3-nitrostyrene into 3-vinylaniline under room temperature

Zhenhui Ma1, Hu Liu2, and Ming Yue1,*

1 Beijing University of Technology, China

2 Harbin Institute of Technology, China

A magnetically recyclable Sm2Co17/Cu catalyst exhibits high selectivity (99%) and conversion (98%) to reduce 3-nitrostyrene into 3-vinylaniline by catalytic hydrogenation, which can be simply recycled by self-separation method due to magnetically feature of Sm2Co17 single crystal particles.


Controlled oxidation of Ni for stress-free hole transport layer of large-scale perovskite solar cells

Seongha Lee1, Hee-Suk Roh1, Gill Sang Han2,*, and Jung-Kun Lee1,*

1 University of Pittsburgh, USA

2 Sungkyunkwan University, Republic of Korea

Stress-free NiO film by thermally oxidation is a key factor to improve structural and electrical qualities of NiO film as a hole-transport layer, leading to enhance the power conversion efficiency of scalable perovskite solar cells. 


Electronic structure of exfoliated millimeter-sized monolayer WSe2 on silicon wafer

Wenjuan Zhao1,2, Yuan Huang1,2,*, Cheng Shen1,2, Cong Li1,2, Yongqing Cai1,2, Yu Xu1,2, Hongtao Rong1,2, Qiang Gao1,2, Yang Wang1,2, Lin Zhao1, Lihong Bao1, Qingyan Wang1, Guangyu Zhang1, Hongjun Gao1,2, Zuyan Xu3, Xingjiang Zhou1,2,4,5,*, and Guodong Liu1,4,*

1 Institute of Physics, Chinese Academy of Sciences, China

2 University of Chinese Academy of Sciences, China

3 Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, China

4 Songshan Lake Materials Laboratory, China

5 Beijing Academy of Quantum Information Sciences, China

The monolayer WSe2 is interesting and important for future application in nanoelectronics, spintronics and valleytronics devices. We have successfully fabricated a few millimeter-sized monolayer WSe2 single crystals and carried out comprehensive electronic band structure study on such high quality samples, using standard high resolution angle-resolved photoemission spectroscopy. 


Water-induced hydrogenation of graphene/metal interfaces at room temperature: Insights on water intercalation and identification of sites for water splitting

Guangyu He1, Qi Wang1, Hak Ki Yu2, Daniel Farías3, Yingchun Liu1,*, and Antonio Politano4,5,*

1 Zhejiang University, China

2 Ajou University, Republic of Korea 

3 Universidad Autónoma de Madrid, Spain

4 University of L'Aquila, Italy

5 CNR-IMM Istituto per la Microelettronica e Microsistemi, Italy

H2O saturates the edge of graphene by H and migrates in the subsurface region from the decoupled edge, where H2O decomposes at room temperature. 


Bottom-up fabrication of graphitic carbon nitride nanosheets modified with porphyrin via covalent bonding for photocatalytic H2 evolution

Shufang Tian, Sudi Chen, Xitong Ren, Ronghui Cao, Haiyan Hu, and Feng Bai*

Henan University, China

Porphyrin connected with graphitic carbon nitride by covalent bonding were fabricated for the first time via one-pot thermal copolymerization, the enlarged specific surface area, expanded visible light absorption range and the intramolecular heterojunction all contributed to the optimized photocatalytic performance for H2 evolution.


Amorphous MoS2 confined in nitrogen-doped porous carbon for improved electrocatalytic stability toward hydrogen evolution reaction

Shaojie Lu1, Wenjing Wang1, Shengshuang Yang1, Wei Chen1,*, Zhongbin Zhuang3, Wenjing Tang1, Caihong He1, Jiajing Qian1, Dekun Ma1, Yun Yang1, and Shaoming Huang1,2,*

1 Wenzhou University, China

2 Guangdong University of Technology, China

3 Beijing University of Chemical Technology, China

N-doped CMK-3 was utilized to confine the growth of MoS2 with a small size and an amorphous structure to form MoS2@N-CMK-3 which shows good electrocatalytic activity toward hydrogen evolution reaction (HER) in acids with a quite small Tafel slope of 32 mV·dec−1. And more importantly, compared to MoS2@CMK-3, its electrocatalytic stability has been greatly improved resulted from N-doping.


Vapor growth of WSe2/WS2 heterostructures with stacking dependent optical properties

Xueping Wu, Xiao Wang, Honglai Li, Zhouxiaosong Zeng, Biyuan Zheng, Danliang Zhang, Fang Li, Xiaoli Zhu, Ying Jiang*, and Anlian Pan*

Hunan University, China

The WSe2/WS2 vertically stacked bilayer heterostructures with controllable commensurate crystallographic alignments are successfully synthesized by vapor growth route and confirmed by the stacking dependent optical properties.


Blue emitting CsPbBr3 perovskite quantum dot inks obtained from sustained release tablets 

Hewei Yang1,2, Yaqing Feng1,2, Zhiyu Tu1, Kuo Su1,2, Xiaozhi Fan1, Bingjie Liu1, Zhiping Shi1,2, Yuzhe Zhang1,2, Chenyang Zhao1, and Bao Zhang1,*

1 Tianjin University, China

2 Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), China

Synthesis of blue emitting CsPbBr3 perovskite quantum dots via a sustained-release-tablet strategy was proposed. Thanks to the limitation of the sustained release tablet on solvent releasing and optimized surface passivation, the resulting CsPbBr3 quantum dots have the average size of 1.1 ± 0.2 nm with high quality blue emission and excellent stability.



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