Nano Trends最新文献

筛选
英文 中文
Dy-Doped La0.51Sr0.49MnO₃ nanoparticles: Tuning structural and magnetocaloric properties via Sol-Gel synthesis for energy-efficient applications dy掺杂La0.51Sr0.49MnO₃纳米粒子:通过溶胶-凝胶合成调整结构和磁热学性质,用于节能应用
Nano Trends Pub Date : 2024-12-26 DOI: 10.1016/j.nwnano.2024.100069
Mourad Smari , Riheb Hamdi , Said A. Mansour , Mohammad Y. Al-Haik , Yahya Zakaria , Yousef Haik
{"title":"Dy-Doped La0.51Sr0.49MnO₃ nanoparticles: Tuning structural and magnetocaloric properties via Sol-Gel synthesis for energy-efficient applications","authors":"Mourad Smari ,&nbsp;Riheb Hamdi ,&nbsp;Said A. Mansour ,&nbsp;Mohammad Y. Al-Haik ,&nbsp;Yahya Zakaria ,&nbsp;Yousef Haik","doi":"10.1016/j.nwnano.2024.100069","DOIUrl":"10.1016/j.nwnano.2024.100069","url":null,"abstract":"<div><div>We report the structural and magnetic properties of sol-gel-synthesized Dy-doped La<sub>0.51</sub>Sr<sub>0.49</sub>MnO<sub>3</sub> nanoparticles, which average ≈ 27–29 nm in size. The chemical composition was confirmed using energy dispersive X-ray analysis and X-ray photoelectron spectroscopy. The magnetization behavior of the samples showed clear evidence of a transition from ferromagnetic to paramagnetic states in all three cooling and warming processes: Zero Field-Cooled Warming, Field-Cooled Cooling, and Field-Cooled Warming. The Curie temperature exhibits a drop as the concentration of Dy<sup>3+</sup> increases, from 372 K to 317 K. Approximately 95 % of the average refrigerant Gd material under 5T is found in the relative cooling power values of the La<sub>0.51</sub>Sr<sub>0.49</sub>MnO<sub>3</sub> sample, which range from 62 to 387 J/kg when the applied magnetic field is changed from 1T to 5T. In maintaining with the mean-field theory, the critical exponents were determined to be (β = 0.541 and γ = 0.991 for Dy0.00), (β = 0.559 and γ = 0.954 for Dy0.045), and (β = 0.570 and γ = 1.103 for Dy0.09). Dysprosium doping does not alter the universality class, indicating that the material's fundamental behavior remains unaffected. This nanomaterial has a reasonably strong magnetocaloric response and is inexpensive, making it a possible material for active magnetic refrigerators.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"9 ","pages":"Article 100069"},"PeriodicalIF":0.0,"publicationDate":"2024-12-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143097189","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electric field driven strain and multiferroic properties of Er3+/BiFeO3 nano-catalyst Er3+/BiFeO3纳米催化剂的电场驱动应变和多铁性
Nano Trends Pub Date : 2024-12-26 DOI: 10.1016/j.nwnano.2024.100068
Monika , Praveen Kumar , Varun Sangwan , Amarjeet , Mahendra , Abhishek Saxena , Shakshi Chauhan
{"title":"Electric field driven strain and multiferroic properties of Er3+/BiFeO3 nano-catalyst","authors":"Monika ,&nbsp;Praveen Kumar ,&nbsp;Varun Sangwan ,&nbsp;Amarjeet ,&nbsp;Mahendra ,&nbsp;Abhishek Saxena ,&nbsp;Shakshi Chauhan","doi":"10.1016/j.nwnano.2024.100068","DOIUrl":"10.1016/j.nwnano.2024.100068","url":null,"abstract":"<div><div>In this work, we examined the structural, impedance, electro-strain, magnetic properties of Er<sup>3+</sup>/BiFeO<sub>3</sub> nanocatlyst prepared via solid state route. The XRD (X-ray Diffraction) pattern reveals that the BFO has a distorted rhombohedral structure (space group R3c) with average domain size was altered from 38.4 nm to 23.7 nm as Er doping increases on the A-site. The morphological and elemental mapping studies were studied by using FeSEM and EDS. The complex impedance and dielectric investigations were conducted at various temperatures in the frequency range 2 MHz to 10 Hz. The dielectric constant (ε') has been observed to significantly decreases as the frequency increases and to rise as temperature increases. A significant peak-to-peak strain (S<sup>P</sup> and S<sup>N</sup>) and γ<sub>s</sub> (factor of asymmetry) were recorded in the ranges of 0.89–3.32 %, 0.758–3.124 %, and 15.4–34.3 %, correspondingly, with the highest strain memory value (Sm<sub>e</sub>%) 0.362. The doping of Er<sup>3+</sup> ions resulted in an extensive augment in saturation polarization (P<sub>s</sub>) from 0.781 to 1.884 μC/cm<sup>2</sup> and saturation magnetization (M<sub>s</sub>) from 0.764 to 3.27 emu/gm, as examined via the P-E hysteresis and M-H hysteresis loops, respectively. Band gap engineering and improved surface reactivity with Er doping led to an improvement in photo-catalytic degradation efficiencies from 64.8 % to 81.4 %.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"9 ","pages":"Article 100068"},"PeriodicalIF":0.0,"publicationDate":"2024-12-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143097192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis and characterizations of MnO2/CNT nanocomposite for usage as electrodes in high-performance supercapacitor 高性能超级电容器电极用二氧化锰/碳纳米管复合材料的合成与表征
Nano Trends Pub Date : 2024-12-15 DOI: 10.1016/j.nwnano.2024.100067
Garima Srivastava , Ravina , Saurabh Dalela , Nitin Kumar Gautam , Shalendra Kumar , S.Z. Hashmi , M. Ayaz Ahmad , A.M. Quraishi , Virat Khanna , P.A. Alvi
{"title":"Synthesis and characterizations of MnO2/CNT nanocomposite for usage as electrodes in high-performance supercapacitor","authors":"Garima Srivastava ,&nbsp;Ravina ,&nbsp;Saurabh Dalela ,&nbsp;Nitin Kumar Gautam ,&nbsp;Shalendra Kumar ,&nbsp;S.Z. Hashmi ,&nbsp;M. Ayaz Ahmad ,&nbsp;A.M. Quraishi ,&nbsp;Virat Khanna ,&nbsp;P.A. Alvi","doi":"10.1016/j.nwnano.2024.100067","DOIUrl":"10.1016/j.nwnano.2024.100067","url":null,"abstract":"<div><div>Taking into account the unique characteristics of MnO<sub>2</sub> (manganese oxide) nanoparticles and their exceptional physicochemical properties, which make them useful in energy storage devices like supercapacitors, this article has focused the synthesis and characterizations of MWCNT/MnO<sub>2</sub> nanocomposites with different wt. % of MWCNTs. In the present article, the hydrothermal method was used to create MWCNT/MnO<sub>2</sub> nanocomposites. The information regarding structure, Raman bands, functional groups, optical bandgap, and surface characteristics was obtained using an XRD tool, a Raman spectrometer, an FTIR spectrometer, a UV–Vis-NIR spectrometer, and a FE-SEM with EDX, in that order. Moreover, the electrochemical characteristics have been examined using galvanic charge-discharge (GCD), cyclic voltammetry (CV) and electrochemical impedance spectroscopy (EIS). Using XRD, the structural characteristics were retrieved and rejected the possibility of any secondary phases with the determined crystallite size of 22 nm for 1wt.% MWCNT/MnO<sub>2</sub> nanocomposite. Additionally, the material underwent Raman tests indicating all the vibrational modes of MWCNT/MnO<sub>2</sub> nanocomposite including -COOH, -OH, -C-O, -C=C and Mn-O respectively. From CV, the specific capacitance was found highest for 1wt.% MWCNT/MnO<sub>2</sub> nanocomposite ∼729.8F/g at 5mV/s scan rate and from GCD graph it was ∼ 405.5 F/g. EIS spectra confirmed R<sub>s</sub> and R<sub>ct</sub> values for 1wt.% MWCNT/MnO<sub>2</sub> nanocomposite ∼ 5.57Ω and 15.60Ω, respectively. Thus, keeping in view the above results, the MnO<sub>2</sub>/CNT nanocomposites can be utilized as an anode material for energy storage applications.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"9 ","pages":"Article 100067"},"PeriodicalIF":0.0,"publicationDate":"2024-12-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143097186","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tailoring asymmetrical piezoelectric responses in PVDF-TrFE composites for advanced energy storage applications 为先进储能应用定制PVDF-TrFE复合材料的不对称压电响应
Nano Trends Pub Date : 2024-12-05 DOI: 10.1016/j.nwnano.2024.100065
Yu-Liang Hsiao , Yen-Ting Chen , Chuan-Pu Liu
{"title":"Tailoring asymmetrical piezoelectric responses in PVDF-TrFE composites for advanced energy storage applications","authors":"Yu-Liang Hsiao ,&nbsp;Yen-Ting Chen ,&nbsp;Chuan-Pu Liu","doi":"10.1016/j.nwnano.2024.100065","DOIUrl":"10.1016/j.nwnano.2024.100065","url":null,"abstract":"<div><div>This study explores the phenomenon of asymmetrical piezoelectric output in Polyvinylidene Fluoride-Trifluoroethylene (PVDF-TrFE) based piezoelectric nanogenerators (PENGs), which have significant implications for improving the efficiency of energy harvesting devices, particularly in charging advanced energy storage applications. By leveraging the viscoelastic properties of PVDF-TrFE, we demonstrate pronounced asymmetry in piezoelectric output when the force frequency surpasses the polymer's natural recovery time, explicitly using an applied force of 60 N at frequencies ranging from 0.3 Hz to 1.25 Hz. These finding sheds light on the dynamic behavior of piezoelectric polymers under high-frequency stimuli and opens avenues for designing advanced energy harvesting devices.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"9 ","pages":"Article 100065"},"PeriodicalIF":0.0,"publicationDate":"2024-12-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143101410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance optimization of ZnO nanowire/parylene-C composite-based piezoelectric nanogenerators ZnO纳米线/聚苯乙烯- c复合压电纳米发电机的性能优化
Nano Trends Pub Date : 2024-12-05 DOI: 10.1016/j.nwnano.2024.100066
Manuel Manrique , Vincent Consonni , Gustavo Ardila , Aymen Ghouma , Gwenaël Le Rhun , Bassem Salem
{"title":"Performance optimization of ZnO nanowire/parylene-C composite-based piezoelectric nanogenerators","authors":"Manuel Manrique ,&nbsp;Vincent Consonni ,&nbsp;Gustavo Ardila ,&nbsp;Aymen Ghouma ,&nbsp;Gwenaël Le Rhun ,&nbsp;Bassem Salem","doi":"10.1016/j.nwnano.2024.100066","DOIUrl":"10.1016/j.nwnano.2024.100066","url":null,"abstract":"<div><div>Piezoelectric nanogenerators (PNGs) based on ZnO nanowires embedded in a polymer matrix have shown great promise in converting ambient mechanical energy into electrical energy, positioning them as candidates for autonomous sensor applications. Here, we fabricate vertically integrated ZnO NW/parylene-C composite-based PNGs using a capacitive configuration. By carefully controlling the thickness of the parylene-C top layer over ZnO nanowire arrays, four PNGs with parylene-C top layer thicknesses ranging from 1.1 to 3.2 µm were successfully fabricated. Raman spectroscopy suggests that the parylene-C does not affect the crystallographic properties of ZnO nanowires when coated. In addition, electrical impedance measurements reveal that increasing the parylene-C top layer thickness decreases the PNG capacitance, leading to higher internal impedance. The performance of these PNGs is assessed through piezoelectric characterizations across a range of load resistances, from 50 kΩ to 122 MΩ, under vertical compression forces of 1 N applied at 0.2 Hz. These tests have identified an optimal parylene-C top layer thickness of around 2 µm, resulting in an instantaneous power density of 1.8 µW/cm<sup>3</sup> generated by the PNG. These findings highlight promising pathways for enhancing the efficiency and performance of PNGs.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"9 ","pages":"Article 100066"},"PeriodicalIF":0.0,"publicationDate":"2024-12-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143097188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advances in triboelectric nanogenerators in acoustics: Energy harvesting and Sound sensing 摩擦学纳米发电机在声学上的进展:能量收集和声音传感
Nano Trends Pub Date : 2024-12-01 DOI: 10.1016/j.nwnano.2024.100064
Liming Zhang , Yina Liu , Xuhui Sun , Zhen Wen
{"title":"Advances in triboelectric nanogenerators in acoustics: Energy harvesting and Sound sensing","authors":"Liming Zhang ,&nbsp;Yina Liu ,&nbsp;Xuhui Sun ,&nbsp;Zhen Wen","doi":"10.1016/j.nwnano.2024.100064","DOIUrl":"10.1016/j.nwnano.2024.100064","url":null,"abstract":"<div><div>Acoustics, as a branch of modern science, holds pivotal significance in advancing sustainable energy and sensing technologies. Despite its potential, the current limitations still persist in acoustic energy harvesting efficiency and acoustic information sensing technology. Triboelectric nanogenerator (TENG), leveraging the coupled mechanisms of contact electrification and electrostatic induction, offer a promising avenue for the development of energy harvesting and sound sensing applications. Its high sensitivity, broad material choices, and versatile structural designs make it particularly suited for this purpose. In this review, we introduce the theoretical foundation of TENGs in acoustics and present a comprehensive overview of triboelectric acoustic transducers, spanning from low-frequency sound to ultrasonic. Furthermore, we summarize the research advancements in triboelectric acoustic devices for sound/auditory sensing, highlighting their integration with machine learning for intelligent voice recognition. These innovative endeavors provide novel solutions across diverse fields such as energy supplementation, biomedicine, wireless communication, human-machine interaction (HMI), and marine localization. Lastly, we discuss the existing challenges and future directions in this domain, proposing strategies to propel the practical deployment of triboelectric technology in acoustics and outlining emerging research directions.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"8 ","pages":"Article 100064"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143164281","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Neodymium doped zinc oxide based advanced flexible piezoelectric energy harvester and self-powered biomotion sensor 基于掺钕氧化锌的先进柔性压电能量采集器及自供电生物传感器
Nano Trends Pub Date : 2024-12-01 DOI: 10.1016/j.nwnano.2024.100063
Muhtasim Ul Karim Sadaf , Abu Musa Abdullah , Haimanti Majumder , Sk Shamim Hasan Abir , Mariana Torres , Karen Lozano , Md. Wasikur Rahman , M. Jasim Uddin
{"title":"Neodymium doped zinc oxide based advanced flexible piezoelectric energy harvester and self-powered biomotion sensor","authors":"Muhtasim Ul Karim Sadaf ,&nbsp;Abu Musa Abdullah ,&nbsp;Haimanti Majumder ,&nbsp;Sk Shamim Hasan Abir ,&nbsp;Mariana Torres ,&nbsp;Karen Lozano ,&nbsp;Md. Wasikur Rahman ,&nbsp;M. Jasim Uddin","doi":"10.1016/j.nwnano.2024.100063","DOIUrl":"10.1016/j.nwnano.2024.100063","url":null,"abstract":"<div><div>Flexible piezoelectric devices have garnered a lot of attention for their potential as energy harvesters and transducers. In this work, Neodymium (Nd) doped Zinc Oxide (ZnO) based flexible piezoelectric energy harvester and sensory device has been developed. Nd-doped ZnO has been synthesized using wet chemical co-precipitation and incorporated in Polyvinylidene Difluoride (PVDF) polymer matrix along with Multiwalled Carbon Nanotubes (MWCNT) to produce flexible piezoelectric films. The piezoelectric output of the device is tested at variable tapping frequency (60 to 240 BPM) and pressure (10 to 40 psi). The device has also been tested with conventional electronics like bridge rectifiers, capacitors, resistors, LEDs to show its potential as an energy harvester. Compared to other modified ZnO-PVDF based unpoled piezoelectric energy harvesters, this device has shown the most open-circuit output voltage of 75.8 V and short circuit current of 28.8 µA. It has shown an optimum power density of 12.55 μwcm<sup>-2</sup> at 1 MΩ load impedance. Energy harvesting capacity has been further tested by placing the device between the shoe soles during running and jogging. This study endorses the potential of Nd-ZnO/PVDF/MWCNT based piezoelectric energy harvester as the most efficient Piezoelectric Nanogenerator (PENG) which shows superior power generation along with self-powered sensory applications.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"8 ","pages":"Article 100063"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143163173","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanogenerators via dynamic regulation of electrical double layer 纳米发电机通过电双层的动态调节
Nano Trends Pub Date : 2024-12-01 DOI: 10.1016/j.nwnano.2024.100062
Xiang Li , Zhong Lin Wang , Di Wei
{"title":"Nanogenerators via dynamic regulation of electrical double layer","authors":"Xiang Li ,&nbsp;Zhong Lin Wang ,&nbsp;Di Wei","doi":"10.1016/j.nwnano.2024.100062","DOIUrl":"10.1016/j.nwnano.2024.100062","url":null,"abstract":"<div><div>The world is grappling with dual crises of energy depletion and environmental degradation, as escalating global energy demands strain the sustainability of existing systems. While traditional energy harvesting technologies such as wind, solar, and hydropower have progressed, challenges in energy storage and system stability persist, underscoring the urgent need for more efficient and sustainable alternatives. Emerging water-based energy harvesting technologies that harness the dynamic regulation of electrical double layers (EDLs) at solid-liquid interfaces offer significant advantages, including enhanced energy conversion efficiency and flexible application potential. These systems are particularly well-suited to meet the growing demand for distributed energy in the Internet of Things (IoT), where adaptable and scalable energy solutions are essential. Key nanogenerator technologies utilizing dynamic EDL regulation are classified into five major types: solid-liquid triboelectric nanogenerators (S-L TENGs), triboiontronic nanogenerators (TINGs), hydrovoltaic technology, moisture-enabled electric generators (MEGs), and osmotic power sources. This review provides a comprehensive analysis of their operating principles, output characteristics, and typical applications. Furthermore, it addresses the main challenges and bottlenecks these technologies face and outlines future research and development opportunities, advancing the field of water-based energy harvesting.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"8 ","pages":"Article 100062"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142744583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Self-powered infrared detector enabled by interfacial anchoring and thermal reinforcement 通过界面锚固和热加固实现自供电红外探测器
Nano Trends Pub Date : 2024-11-17 DOI: 10.1016/j.nwnano.2024.100061
Xiaolan Luo, Weixiong Li, Liu Yuan, Guangzhong Xie, Yuanjie Su
{"title":"Self-powered infrared detector enabled by interfacial anchoring and thermal reinforcement","authors":"Xiaolan Luo,&nbsp;Weixiong Li,&nbsp;Liu Yuan,&nbsp;Guangzhong Xie,&nbsp;Yuanjie Su","doi":"10.1016/j.nwnano.2024.100061","DOIUrl":"10.1016/j.nwnano.2024.100061","url":null,"abstract":"<div><div>Pyroelectricity enables autonomous perception and remote detection in the field of infrared sensor, human machine interfacing and virtual reality. However, the low pyroelectric coefficient and inferior thermal conductivity hinders the energy conversion and signal transduction of pyroelectric sensors. Herein, we designed and prepared PZT-CNT/PVDF ternary composite (PTC) capable of infrared sensing and noncontact human machine interfacing (HMI). The incorporation of CNT not only facilitates the photo-thermal energy conversion and the heat transfer toward embedded PZT fillers, but also boost the <em>all-trans</em> conformation of fluoropolymer matrix and thus pyroelectric activity. The influence of CNT doping mass fractions on the pyroelectric noncontacted HMI and infrared detection properties was investigated. It is found that a doping content of 3 wt% gives rise to an optimal proximity sensitivity of 55.78 % and infrared detection optimum value of F<sub>d</sub> 6.42 μPa<sup>−1/2</sup>, which is 13.97 % higher than that of the undoped version. This work provides insight into the interfacial coupling mechanism of pyroelectrics, and offers the new possibility for design of high-performance self-powered sensing devices.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"8 ","pages":"Article 100061"},"PeriodicalIF":0.0,"publicationDate":"2024-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142703700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
DNA origami-based nano-vaccines for cancer immunotherapy 基于 DNA 折纸的纳米疫苗用于癌症免疫疗法
Nano Trends Pub Date : 2024-11-16 DOI: 10.1016/j.nwnano.2024.100060
Tanvir Ahmed
{"title":"DNA origami-based nano-vaccines for cancer immunotherapy","authors":"Tanvir Ahmed","doi":"10.1016/j.nwnano.2024.100060","DOIUrl":"10.1016/j.nwnano.2024.100060","url":null,"abstract":"<div><div>Advancements in cancer immunotherapy have been notable; however, challenges remain regarding precision and the capacity to generate robust immune responses. This review explores the potential of DNA origami, an innovative method for structuring DNA into complex forms, as a platform for advanced cancer vaccines. DNA origami enables precise control over the molecular arrangement on its surface. Researchers can precisely modulate the immune response by conjugating tumor-specific antigens and adjuvants to DNA origami nanocarriers. This targeted approach demonstrates significant promise in overcoming the shortcomings of existing immunotherapies. This may enhance vaccine efficacy by facilitating the efficient delivery of antigens and adjuvants to immune cells. The precise control of adjuvant placement can minimize unnecessary immune stimulation and reduce unwanted side effects. The modular structure of DNA origami facilitates the development of personalized vaccines aimed at targeting specific mutations present in a patient's tumor. This advancement offers significant potential for bringing in a new era of precise cancer therapy. DNA origami nanocarriers demonstrate significant potential in enhancing the safety, efficacy, and precision of cancer immunotherapies.</div></div>","PeriodicalId":100942,"journal":{"name":"Nano Trends","volume":"8 ","pages":"Article 100060"},"PeriodicalIF":0.0,"publicationDate":"2024-11-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661331","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们:info@booksci.cn Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术官方微信