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A light source of selective functionalities of wavelengths, illumination periods, and intensities is desirable for investigating performance parameters as well as the quality of different layers and interfaces of solar cells. Conventional…

Instrumentation and Detectors · Physics 2023-02-16 Md. Saidul Islam , Syed Farid Uddin Farhad , Md. Saidul Islam , Nazmul Islam Tanvir , Suravi Islam

The Ovonic Phase Change Memory is critical in the quest to meet the increasing commercial needs for new information systems. The important paper of DerChang Kau et al. [1], describing a stackable cross point phase change memory, resulting…

General Physics · Physics 2011-07-29 Stanford R. Ovshinsky

The performance of a combined solar photovoltaic (PV) and thermoelectric generator (TEG) system is examined using an analytical model for four different types of commercial PVs and a commercial bismuth telluride TEG. The TEG is applied…

Instrumentation and Detectors · Physics 2015-08-07 R. Bjørk , K. K. Nielsen

Transition Radiation (TR) plays an important role in particle identification in high-energy physics and its characteristics provide a feasible method of energy calibration in the energy range up to 10 TeV, which is of interest for dark…

Instrumentation and Methods for Astrophysics · Physics 2020-04-06 Bo Huang , Hongbang Liu , Xuefeng Huang , Ming Xu , Yongwei Dong , Xiaotong Wei , Xiwen Liu , Huanbo Feng , Qinhe Yang , Jianyu Gu , Shuai Chen , Xiaochuan Xie , Jin Zhang , Yongbo Huang , Enwei Liang

Dielectrophoresis is an electric field-based technique for moving neutral particles through a fluid. When used for particle separation, dielectrophoresis has many advantages compared to other methods, providing label-free operation with…

Ultrafast laser micromachining can be used to promote diamond graphitisation, enabling the creation of electrically conductive wires embedded in the diamond matrix. In this context, the presence of a potential barrier in the conductivity of…

Controlling structural transitions between molecular configurations is crucial for advancing functional molecular electronics. While reversible switching of bistable two-state molecules has been achieved, creating molecular systems that can…

Chemical Physics · Physics 2024-11-19 Yueqing Shi , Weike Quan , Liya Bi , Zihao Wang , Kangkai Liang , Hao Zhou , Zhiyuan Yin , Wan-Lu Li , Shaowei Li

Chemical vapor deposition (CVD) has been widely adopted as the most scalable method to obtain single layer graphene. Incorporating CVD graphene in planar devices can be performed via well established wet transfer methods or thermal adhesive…

Dielectrophoresis is a very promising technique for particle manipulation on a chip. In this study, we demonstrate a controlled mannuvering of polystryrene particles on a simple paper-and-pencil based device by exploiting the underlying…

Soft Condensed Matter · Physics 2019-11-13 Sankha Shuvra Das , Shantimoy Kar , Sayantan Dawn , Partha Saha , Suman Chakraborty

Physical vapor high-temperature deposition of CdTe thin films is one of the main methods for preparing high-efficiency CdTe solar cells, but high-temperature deposition also has an impact on the internal structure of the film. The…

Materials Science · Physics 2023-08-09 Wenxiong Zhao , Yufeng Zhang

Nonlinear and hysteretic electrical devices are needed for applications from circuit protection to next-generation computing. Widely-studied devices for resistive switching are based on mass transport, such as the drift of ions in an…

Applied Physics · Physics 2021-01-13 Han Yin , Abinash Kumar , James M. LeBeau , R. Jaramillo

This paper presents a design flow for an improved selective multi-threshold(Selective-MT) circuit. The Selective-MT circuit is improved so that plural MT-cells can share one switch transistor. We propose the design methodology from…

Hardware Architecture · Computer Science 2011-11-09 Takeshi Kitahara , Naoyuki Kawabe , Fimihiro Minami , Katsuhiro Seta , Toshiyuki Furusawa

Dye-sensitized solar cells (DSSCs) are gaining considerable interest as alternatives to the semiconductor-based thin film solar cells. The noble metal platinum (Pt) is conventionally used as counter electrode (CE) material for fabricating…

Materials Science · Physics 2017-03-14 Eric Singh , Ki Seok Kim , Geun Young Yeom , Hari Singh Nalwa

Trapped ions in radio-frequency traps are among the leading approaches for realizing quantum computers, due to high-fidelity quantum gates and long coherence times. However, the use of radio-frequencies presents a number of challenges to…

Nanolasers based on emerging dielectric cavities with deep sub-wavelength confinement of light offer a large light-matter coupling rate and a near-unity spontaneous emission factor, $\beta$. These features call for reconsidering the…

Optics · Physics 2023-09-01 Marco Saldutti , Yi Yu , Jesper Mørk

The state-of-the-art CMOS technology has started to adopt three-dimensional (3D) integration approaches, enabling continuous chip density increment and performance improvement, while alleviating difficulties encountered in traditional…

High penetration of residential photovoltaic (PV) in low-voltage distribution networks (LVDN) makes the unbalance issue more sever due to the asymmetry of generation/load characteristic in different phases, and may lead to infeasible…

Optimization and Control · Mathematics 2019-11-06 Bin Liu , Ke Meng , Peter K. C. Wong , Zhao Yang Dong , Cuo Zhang , Bo Wang , Tian Ting , Qu Qi

Direct laser writing method is a promising technique for the large-scale and cost-effective fabrication of periodic nanostructure arrays exciting hybrid lattice plasmons. This type of electromagnetic mode manifests a narrow and deep…

In the quasi-2D electron systems of the layered transition metal dichalcogenides (TMD) there is still a controversy about the nature of the transitions to charge-density wave (CDW) phases, i.e. whether they are described by a Peierls-type…

Strongly Correlated Electrons · Physics 2014-05-02 Jixia Dai , Eduardo Calleja , Jacob Alldredge , Xiangde Zhu , Lijun Li , Wenjian Lu , Yuping Sun , Thomas Wolf , Helmuth Berger , Kyle McElroy

Two-dimensional transition metal dichalcogenides are promising candidates for ultrathin optoelectronic devices due to their high absorption coefficients and intrinsically passivated surfaces. To maintain these near-perfect surfaces, recent…

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