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| 1 | Deep carbon cycles constrained by a large-scale mantle Mg isotope anomaly in eastern China显示文摘Although deep carbon recycling plays an important role in the atmospheric CO_2 budget and climate changes through geological time,the precise mechanisms remain poorly understood.Since recycled sedimentary carbonate through plate subduction is the main light-δ^(26)Mg reservoir within deep-Earth,Mg isotope variation in mantle-derived melts provides a novel perspective when investigating deep carbon cycling.Here,we show that the Late Cretaceous and Cenozoic continental basalts from 13 regions covering the whole of eastern China have low δ^(26)Mg isotopic compositions,while the Early Cretaceous basalts from the same area and the island arc basalts from circum-Paciic subduction zones have mantle-like or heavy Mg isotopic characteristics.hus,a large-scale mantle low δ^(26)Mg anomaly in eastern China has been delineated,suggesting the contribution of sedimentary carbonates recycled into the upper mantle,but limited into the lower mantle.his large-scale spatial and temporal variation of Mg isotopes in the mantle places severe constraints on deep carbon recycling via oceanic subduction. | Shu-Guang Li Wei Yang Shah Ke Xunan Meng Hengci Tian Lijuan Xu Yongsheng He Jian Huang Xuan-Ce Wang Qunke Xia Weidong Sun Xiaoyong Yang Zhong-Yuan Ren Haiquan Wei Yongsheng Liu Fancong Meng Jun Yan | 2017 | National Science Review2017,4,1: | 23 |
| 2 | Syntheses and Fungicidal Activities of Thiazole-5-carboxanilides Bearing Thioether Group显示文摘 | XUE Hansong LIU Aiping LIU Weidong LI Jianming REN Yeguo HUANG Lu HE Lian OU Xiaoming YE Jiao HUANG Mingzhi | 2016 | Chemical Research in Chinese Universities2016,32,5: | 13 |
| 3 | Plate subduction, oxygen fugacity, and mineralization显示文摘Plate subduction is the largest natural factory that processes elements,which controls recycling and mineralization of a variety of elements.There are three major ore deposit belts in the world:the circumPacific,the centralAsian,and the Tethys belts.All the three belts are closely associated with plate subductions,the mechanism remains obscure.We approached this problem from systematic studies on the behaviours of elements during geologic processes.This contribution summaries the recent progress of our research group.Our results suggest that porphyry Cu deposits form through partial melting of subducted young oceanic crust under oxygen fugacities higher than AFMQ^+1.5,which is promoted after the elevation of atmospheric oxygen at ca.550 Ma.Tin deposits are associated with reducing magmatic rocks formed as a consequence of slab rollback.The Neo-Tethys tectonic regime hosts more than 60%of the world's total Sn reserves.This is due to the reducing environment formed during the subduction of organic rich sediments.For the same reason,porphyry Cu deposits formed in the late stages during the closure of the Neo-Tethys Ocean.Tungsten deposits are also controlled by slab rollback,but is not so sensitive to oxygen fugacity.Subduction related W/Sn deposits are mostly accompanied by abundant accessory fluorites due to the breakdown of phengite and apatite.Decomposition of phengite is also significant for hard rock lithium deposits,whereas orogenic belt resulted from plate subduction promote the formation of Li brine deposits.Cretaceous red bed basins near the Nanling region are favorable for Li brines.Both Mo and Re are enriched in the oxidationreduction cycle during surface processes,and may get further enriched once Mo-,Re-enriched sediments are subducted and involved in magmatism.During plate subduction,Mo and Re fractionate from each other.Molybdenum is mainly hosted in porphyry Mo deposits and to a less extent,porphyry Cu-Mo deposits,whereas Re is predominantly hosted in porphyry Cu-Mo deposits and sedimentary sulfide deposits. | LIU He LIAO Renqiang ZHANG Lipeng LI Congying SUN Weidong | 2020 | Journal of Oceanology and Limnology2020,38,1: | 10 |
| 4 | In-situ lunar dust deposition amount induced by lander landing in Chang’E-3 mission显示文摘China first in-situ lunar dust experiment is performed by a lunar dust detector in Chang’E-3 mission. The existed dust(less than 20 μm in diameter) properties, such as levitation, transportation and adhesion, are critical constraints for future lunar exploration program and even manned lunar exploration. Based on the problems discussed above, the in-situ lunar dust detector is originally designed to characterize dust deposition properties induced by lander landing as a function of environmental temperature, solar incident angle and orbit short circuit current on the northern Mare Imbrium, aiming to study lunar dust deposition properties induced by lander landing in depth. This paper begins with a brief of introduction of Chang’E-3 lunar dust detector design,followed by a series of experimental analysis of this instrument under different influencing factors, and concludes with lunar dust mass density deposition amount observed on the first lunar day is about 0.83 mg/cm^2, which is less than that observed in Apollo 11 mission because the landing site of Chang’E-3 has the youngest mare basalts comparing with previous Apollo and lunar landing sites. The young geologic environment is less weathered and thus it has thinner layer of lunar dust than Apollo missions’;hence, the amount of kicked-up lunar dust in Chang’E-3 mission is less than that in Apollo 11 mission. | ZHANG HaiYan WANG Yi CHEN LiPing ZHANG He LI CunHui ZHUANG JianHong LI DeTian WANG YongJun YANG ShengSheng LI XiongYao WANG WeiDong | 2020 | Science China(Technological Sciences)2020,63,3: | 9 |
| 5 | Development and Analysis of an Electrically Actuated Lower Extremity Assistive Exoskeleton显示文摘一架电子上激活的更低的极限皮骨骼被开发,在哪个当有弹性的元素连接的另外的关节消极地被激活时,仅仅膝关节活跃地被激活。这份报纸描述批评设计标准并且介绍设计的进程和使活动系统的计算。一台灵活物理 Human-Robot-Interaction (pHRI ) 测量设备被设计并且适用检测人的运动,它包括纳入连接手铐的内部表面的二个力量传感器和二个气囊。联机适应 pHRI 最小化控制策略被建议并且实现了驱使机器的皮骨骼系统跟随人的手足的运动轨道。测量 pHRI 信息被变化加权的一般水准(VWA ) 方法熔化。pHRI 和控制转矩的吝啬的方形的价值(MSV ) 被利用评估皮骨骼的表演。改进舒适水平和还原剂精力消费,当控制法律被设计时,严肃赔偿被考虑。最后,实际实验在健康用户上被执行。试验性的结果证明建议系统能帮助人走,构画出的控制策略有效、有效。 | Yi Long Zhijiang Du Chaofeng Chen Weidong Wang Long He Xiwang Mao Guoqiang Xu Guangyu Zhao Xiaoqi Li Wei Dong | 2017 | Journal of Bionic Engineering2017,14,2: | 7 |
| 6 | The formation of porphyry copper deposits显示文摘Copper is a moderately incompatible chalcophile element.Its behavior is strongly controlled by sulfides.The speciation of sulfur is controlled by oxygen fugacity.Therefore,porphyry Cu deposits are usually oxidized(with oxygen fugacities > AFMQ +2)(Mungall 2002;Sun et al.2015).The problem is that while most of the magmas at convergent margins are highly oxidized,porphyry Cu deposits are very rare,suggesting that high oxygen fugacity alone is not sufficient.Partial melting of mantle peridotite even at very high oxygen fugacities forms arc magmas with initial Cu contents too low to form porphyry Cu deposits directly(Lee et al.2012;Wilkinson 2013).Here we show that partial melting of subducted young oceanic slabs at high oxygen fugacity(>AFMQ +2) may form magmas with initial Cu contents up to >500 ppm,favorable for porphyry mineralization.Pre-enrichment of Cu through sulfide saturation and accumulation is not necessarily beneficial to porphyry Cu mineralization.In contrast,remelting of porphyritic hydrothermal sulfide associated with iron oxides may have major contributions to porphyry deposits.Thick overriding continental crust reduces the 'leakage' of hydrothermal fluids,thereby promoting porphyry mineralization.Nevertheless,it is also more difficult for ore forming fluids to penetrate the thick continental crust to reach the depths of 2—4 km where porphyry deposits form. | Weidong Sun Jin-tuan Wang Li-peng Zhang Chan-chan Zhang He Li Ming-xing Ling Xing Ding Cong-ying Li Hua-ying Liang | 2017 | Acta Geochimica2017,36,1: | 7 |
| 7 | Analysis of Excitation Characteristics of Ultra High Frequency Electromagnetic Waves Induced by PD in GIS显示文摘The understanding of the excitation mechanism of ultra high frequency (UHF) electromagnetic waves (EW) is essential for ap- plying UHF method to partial discharge (PD) detection. Since the EW induced by PD in gas insulated switchgear (GIS) contains not only transverse electromagnetic (TEM) wave, but also high-order transverse electric (TE) and high-order transverse magnetic (TM) waves, we analyzed the proportions between the TEM wave and the high order waves, as well as the influence of the PD position on this proportion, using the finite different time domain (FDTD) method. According to the unique characteristics of the waves, they are separated only ap- proximately. It is found that the high-order mode is the main component, more than 70%, of the electric field around the enclosure of GIS, and that with the increasing distance between PD source and inner conductors, the low frequency ( below about 800 MHz) component of EW decreases, but the high frequency component (above 1 GHz) increases, meanwhile the proportion of high-order components in EW could reach 77% from 70%. It concluded that the closer the PD source to the enclosure is, the easier high order EW may be excited. | DING Dengwei GAO Wensheng YAO Senjing LIU Weidong HE Jiaxi | 2013 | 高电压技术2013,39,8: | 7 |
| 8 | Hierarchical Ni-Co-S@Ni-W-O core-shell nanosheet arrays on nickel foam for high-performance asymmetric supercapacitors显示文摘镍钴硫化物(Ni-Co-S ) 由于他们的优秀传导性和高电气化学的电容在电子设备为申请吸引了广泛的注意。为了便于 Ni-Co-S,优秀的率能力和这些的周期的稳定性的大规模实际申请,混合物必须充分被利用。因此,镍泡沫上的层次 Ni-Co-S@Ni-W-O (Ni-Co-S-W ) 核心 / 壳混血儿 nanosheet 数组经由一个灵巧的三步的热水的方法此处被设计并且综合,由在氩空气下面在一个管状的炉子退火列在后面。混合结构直接作为一个自立的电极被装配,它展出了 1,988 F | Weidong He Zhifu Liang Keyu ji Qingfeng Sun Tianyou Zhai Xijin Xu | 2018 | Nano Research2018,11,3: | 7 |
| 9 | Phase I study of CAR-T cells with PD-1 and TCR disruption in mesothelin-positive solid tumors显示文摘Programmed cell death protein-1(PD-1)-mediated immunosuppression has been proposed to contribute to the limited clinical efficacy of chimeric antigen receptor T(CAR-T)cells in solid tumors.We generated PD-1 and T cell receptor(TCR)deficient mesothelin-specific CAR-T(MPTK-CAR-T)cells using CRISPR-Cas9 technology and evaluated them in a dose-escalation study.A total of 15 patients received one or more infusions of MPTK-CAR-T cells without prior lymphodepletion.No dose-limiting toxicity or unexpected adverse events were observed in any of the 15 patients.The best overall response was stable disease(2/15 patients).Circulating MPTK-CAR-T cells peaked at days 7–14 and became undetectable beyond 1 month.TCR-positive CAR-T cells rather than TCR-negative CAR-T cells were predominantly detected in effusion or peripheral blood from three patients after infusion.We further confirmed the reduced persistence of TCR-deficient CAR-T cells in animal models.Our results establish the preliminary feasibility and safety of CRISPR-engineered CAR-T cells with PD-1 disruption and suggest that the natural TCR plays an important role in the persistence of CAR-T cells when treating solid tumors. | Zhenguang Wang Na Li Kaichao Feng Meixia Chen Yan Zhang Yang Liu Qingming Yang Jing Nie Na Tang Xingying Zhang Chen Cheng Lianjun Shen Jiaping He Xun Ye Wei Cao Haoyi Wang Weidong Han | 2021 | Cellular & Molecular Immunology2021,18,9: | 7 |
| 10 | Hierarchical CuCo_2O_4@nickel-cobalt hydroxides core/shell nanoarchitectures for high-performance hybrid supercapacitors显示文摘Ni_(0.5)Co_(0.5)(OH)_2 nanosheets coated CuCo_2O_4 nanoneedles arrays were successfully designed and synthesized on carbon fabric. The core/shell nanoarchitectures directly served as the binder-free electrode with a superior capacity of 295.6 mAh g^(-1) at 1 Ag^(-1), which still maintained 220 mAh g^(-1) even at the high current density of 40 Ag^(-1), manifesting their enormous potential in hybrid supercapacitor devices. The asassembled CuCo_2O_4@Ni_(0.5)Co_(0.5)(OH)_2//AC hybrid supercapacitor device exhibited favorable properties with the specific capacitance as high as 90 Fg^(-1) at 1 Ag^(-1) and the high energy density of 32 Wh kg^(-1) at the power density of 800 Wkg^(-1). Furthermore, the as-assembled device also delivered excellent cycling performance(retaining 91.9% of the initial capacitance after 12,000 cycles at 8 Ag^(-1)) and robust mechanical stability and flexibility, implying the huge potential of present hierarchical electrodes in energy storage devices. | Chenggang Wang Kai Guo Weidong He Xiaolong Deng Peiyu Hou Fuwei Zhuge Xijin Xu Tianyou Zhai | 2017 | Science Bulletin2017,62,16: | 6 |
| 11 | Robust YAG:Ce single crystal for ultra-high efficiency laser lighting显示文摘At present,solid-state laser-driven lighting fabricated with blue laser diode(LD)and phosphor has been greatly developed in high-power lighting applications.The major obstacle is the luminescence saturation threshold of the fluorescence conversion material(YAG:Ce).In this work,we successfully prepared a series of high-quality and robust YAG:Ce single crystals.With high quantum efficiency(QE=92%),regular crystal structure and high thermal conductivity,the single-crystal has excellent ability to deal with high radiation flux and thermal accumulation generated by high power.Matching the single-crystal with the laser,the luminous efficiency up to 274 lm/W and saturation threshold of 12 W/mm^(2) were obtained.In addition,the influence of Ce doping concentration and sample processing conditions on the indicators in laser-driven white lighting was systematically studied.The results are of great significance and are believed to promote the development of solid-state laser-driven lighting. | Yaqian Zhang Jianming Liu Yujie Zhang Haisheng Yang Yanxia Yu Qingyun He Xiaojuan Liang Yongfu Liu Weidong Xiang | 2022 | Journal of Rare Earths2022,40,5: | 5 |
| 12 | Influence of La^(3+) and Dy^(3+) on the properties of the long afterglow phosphor CaAl_2O_4: Eu^(2+), Nd^(3+)显示文摘The long afterglow phosphor CaAl2O4:Eu2+,Nd3+ was prepared by the high temperature solid-state reaction method, and the influence of La3+ and Dy3+ on the properties of the long afterglow phosphor was studied by X-ray diffraction (XRD), photoluminescence (PL), and thermolu-minescence (TL). The XRD pattern shows the host phase of CaAl2O4 is produced and no impurity phase appears. The peak wavelength of the phosphor does not vary with La3+ and Dy3+ doping. It implies that the crystal field, which affects the 5d electron states of Eu2+, is not changed dramatically after doping of La3+ and Dy3+. The TL spectra indicate that the phosphor doped with La3+ or Dy3+ produces different depths of trap energy level. In the mechanism of long afterglow luminescence, it is considered that La3+ or Dy3+ works as trap energy level. The decay time lies on the number of electrons in the trap energy level and the rate of the electrons returning to the excitation level. | TENG Xiaoming ZHUANG Weidong HE Huaqiang | 2008 | Rare Metals2008,27,4: | 5 |
| 13 | THE EXTENSIVENESS AND SPECIFICITY OF EFFECT OF ELECTROACUPUNCTURE AT DIFFERENT ACUPOINTS ON NOCICEPTIVE RESPONSE OF CONVERGENT NEURONS IN TRIGEMINAL NUCLEUS CAUDALIS显示文摘Experiments were carried out on rats anaesthetized with uraethane. The sponta-neous discharges and nociceptive responses of convergent neurons in the right trigerninal nucleus cau-dalis(TNC) to noxious stimuli at receptive field (cheek) were recorded extracellularly with glass mi-cro-electrode. Electroacupuncture (EA ) was applied at bilateral ' Xiaguan' (ST 7 on face ) or 'Zusanli' (ST 36 on shank) acupoint with Iow (2V) and high (18V) intensity. The noclceptive re-sponse of convergent neurons in TNC could be inhihited by low intensity EA applied at 'Xiaguan' butnot 'Zusanlil', showing the specificity of acupoints. High intensity EA at either 'Xiaguan' or 'Zusan-li' also reduced the nociceptive responses, showing the analgesic extensiveness of acupoints. We sug-gest that 'the gate of control' mechanism plays a main role in low intensity EA and 'diffuse noxiousinhibitory controls' (DNIC) rnechanism does so in high intensity EA.The results suggest that we should pay attention to the location of acupoints, | Xu Weidong, Liu Xiang. Zhu Bing. He Xiaoling. Zhang ShouxinInstitute of Acupuncture and Moxibustion, China Academy of TCM Beijing 100700, China | 1995 | World Journal of Acupuncture-Moxibustion1995,5,2: | 5 |
| 14 | Plate convergence in the Indo-Pacific region显示文摘The Indo-Pacific convergence region is the best target to solve the teo remaining challenges of the plate tectonics theory,i.e.,subduction initiation and the driving force of plate tectonics.Recent studies proposed that the Izu-Bonin subduction initiation belongs to spontaneous initiation,which implies that it started from extension,followed by low angle subduction.Numerical geodynamic modeling suggests that the initiation of plate subduction likely occurred along a transform fault,which put the young spreading ridge in direct contact with old oceanic crust.This,however,does not explain the simultaneous subduction initiation in the west Pacific region in the Cenozoic.Namely,the subduction initiations in the Izu-BoninMariana,the Aleutian,and the Tonga-Kermadec trenches are associated with oceanic crusts of different ages,yet they occurred at roughly the same time,suggesting that they were all triggered by a maj or change in the Pacific plate.Moreover,low angle subduction induces compression rather than extension,which requires external compression forces.Given that the famous Hawaiian-Emperor bending occurred roughly at the same time with the onset of westward subductions in the west Pacific,we propose that these Cenozoic subductions were initiated by the steering of the Pacific plate,which are classified as induced initiation.Induced subduction initiation usually occurs in young ocean basins,forming single-track subduction.The closure s of Neo-Tethys Oceans were likely triggered by plume s in the south,forming northward subductions.Interestingly,the Indian plate kept on moving northward more than 50 Ma after the collision between the Indian and Eurasian continents and the break-off of the subducted oceanic slab attached to it.This strongly suggests that slab pull is not the main driving force of plate tectonics,whereas slab sliding is. | SUN Weidong ZHANG Lipeng LIAO Renqiang SUN Saijun LI Congying LIU He | 2020 | Journal of Oceanology and Limnology2020,38,4: | 4 |
| 15 | Chinese expert consensus on the management of chimeric antigen receptor T cell therapy-associated coagulopathy显示文摘Chimeric antigen receptor T-cell(CAR-T)therapy has greatly improved the disease remission rate and long-term survival rate of patients with relapsed/refractory hematological malignancies.[1-3]Currently,several commercial CAR-T products are available in the market and numerous CAR-T clinical trials have been conducted.Attention should be paid to the safety of CAR-T therapy.The main adverse effects of CAR-T therapy are cytokine release syndrome(CRS)and immune effector cell-associated neurotoxicity syndrome(ICANS).[4] | Heng Mei Fangping Chen Yue Han Ming Hou He Huang Xiaojun Huang Yuhua Li Aibin Liang Qifa Liu Ting Niu Jun Peng Wenbin Qian Yongping Song Jianxiang Wang Ying Wang Depei Wu Kailin Xu Linhua Yang Renchi Yang Lei Zhang Liansheng Zhang Xi Zhang Xiaohui Zhang Weili Zhao Weidong Han Yu Hu | 2022 | Chinese Medical Journal2022,,14: | 4 |
| 16 | Fabrication of metal-organic framework-based nanofibrous separator via one-pot electrospinning strategy显示文摘Metal-organic framework(MOF)/polymer composites have attracted extensive attention in the recent years.However,it still remains challenging to efficiently and effectively fabricate these composite materials.In this study,we propose a facile one-pot electrospinning strategy for preparation of HKUST-1/polyacrylonitrile(PAN)nanofibrous membranes from a homogeneous stock solution containing HKUST-1 precursors and PAN.MOF crystallization and polymer solidification occur simultaneously during the electrospinning process,thus avoiding the issues of aggregation and troublesome multistep fabrication of the conventional approach.The obtained HKUST-1/PAN electrospun membranes show uniform MOF distribution throughout the nanofibers and yield good mechanical properties.The membranes are used as separators in Li-metal full batteries under harsh testing conditions,using an ultrathin Li-metal anode,a high mass loading cathode,and the HKUST-1/PAN nanofibrous separator.The results demonstrate significantly improved cycling performance(capacity retention of 83.1%after 200 cycles)under a low negative to positive capacity ratio(N/P ratio of 1.86).The improvement can be attributed to an enhanced wettability of the separator towards electrolyte stemmed from the nanofibrous structure,and a uniform lithium ion flux stabilized by the open metal sites of uniformly distributed HKUST-1 particles in the membrane during cycling. | Congcong Chen Weidong Zhang He Zhu Bo-Geng Li Yingying Lu Shiping Zhu | 2021 | Nano Research2021,14,5: | 4 |
| 17 | HUMAN-IMITATING INTELLIGENT CONTROL AND TRIPLE INVERTED-PENDULUM显示文摘HUMAN-IMITATINGINTELLIGENTCONTROLANDTRIPLEINVERTED-PENDULUM¥ZhangMinglian;HaoJiankang;HeWeidong(305,DepartmentofAutomaticCont... | Zhang Minglian Hao Jiankang He Weidong (305, Department of Automatic Control, Beijing University of Aeronautics and Astronautics, Beijing, China, 100083)Sun Changling(Department of Automation, Tsinghua University, Beijing, China, 100084) | 1996 | Chinese Journal of Aeronautics1996,9,2: | 4 |
| 18 | Luminescence modification of Eu3+-activated molybdate phosphor prepared via co-precipitation显示文摘Eu-activated CaMoO4 phosphors were co-precipitated in an aqueous solution, and NH3·H2O, NH4HCO3 and (NH2)2CO as pre-cipitating aid agents were compared based on the morphology and particle size distribution of the phosphor samples. Sm3+ as sensitizer ion was investigated on the luminescence of CaMoO4:Eu, and it could strengthen the 406 nm absorption of this phosphor. At last, the scheelite CaMoO4:Eu and wolframite ZnMoO4:Eu were selected to compare their host absorption. The result showed that the scheelite molybdate host exhibited stronger UV absorption than wolframite one. | ZHAO Chunlei HU Yunsheng ZHUANG Weidong HUANG Xiaowei HE Tao | 2009 | Journal of Rare Earths2009,27,5: | 4 |
| 19 | Timing Advanced Estimation Algorithm of Low Complexity Based on DFT Spectrum Analysis for Satellite System显示文摘In satellite mobile communication system, relative movement of the satellite and the terminal will cause a large Doppler offset. Timing advanced estimation with Zadoff-Chu sequence is sensitive to the frequency offset. When the frequency offset is larger than one times subcarrier spacing, the value of peak cannot be detected at the receiving end. To suppress the larger Doppler frequency shift, this paper proposes a novel timing advanced estimation scheme(TAE-MCD) for satellite communication system. In this algorithm, t r a n s m i t t e d s i g n a l i s d i v i d e d i n t o Z C sequence and its conjugate sequence. Using multiplication and DFT operation to find the estimated peak at the receiving end, and make subtraction with the obtained sequences at last. The scheme can not only inhibit the adverse effects of large Doppler frequency shift in timing estimation effectively, but also reduce the computational complexity at the receiving end and improve the work efficiency of the hardware. Simulations results show that TAEMCD outperform the existing timing advanced estimation methods, on the condition of no additional time and frequency resource are needed. | HE Yizhou CUI Gaofeng LI Pengxu CHANG Ruijun WANG Weidong | 2015 | China Communications2015,12,4: | 4 |
| 20 | Printable Aligned Single-Walled Carbon Nanotube Film with Outstanding Thermal Conductivity and Electromagnetic Interference Shielding Performance显示文摘Ultrathin,lightweight,and flexible aligned single-walled carbon nanotube(SWCNT)films are fabricated by a facile,environmentally friendly,and scalable printing methodology.The aligned pattern and outstanding intrinsic properties render“metal-like”thermal conductivity of the SWCNT films,as well as excellent mechanical strength,flexibility,and hydrophobicity.Further,the aligned cellular microstructure promotes the electromagnetic interference(EMI)shielding ability of the SWCNTs,leading to excellent shielding effectiveness(SE)of~39 to 90 dB despite a density of only~0.6 g cm^(−3) at thicknesses of merely 1.5-24μm,respectively.An ultrahigh thickness-specific SE of 25693 dB mm^(−1) and an unprecedented normalized specific SE of 428222 dB cm^(2)g^(−1) are accomplished by the freestanding SWCNT films,significantly surpassing previously reported shielding materials.In addition to an EMI SE greater than 54 dB in an ultra-broadband frequency range of around 400 GHz,the films demonstrate excellent EMI shielding stability and reliability when subjected to mechanical deformation,chemical(acid/alkali/organic solvent)corrosion,and high-/low-temperature environments.The novel printed SWCNT films offer significant potential for practical applications in the aerospace,defense,precision components,and smart wearable electronics industries. | Zhihui Zeng Gang Wang Brendan F.Wolan Na Wu Changxian Wang Shanyu Zhao Shengying Yue Bin Li Weidong He Jiurong Liu Joseph W.Lyding | 2022 | Nano-Micro Letters2022,14,11: | 4 |