Results 71 to 80 of about 91,557 (220)

Bulk measurement of copper and sodium content in CuIn(0.7)Ga(0.3)Se(2) (CIGS) solar cells with nanosecond pulse length laser induced breakdown spectroscopy (LIBS) [PDF]

open access: yesarXiv, 2013
In this work, we show that laser induced breakdown spectroscopy (LIBS) with a nanosecond pulse laser can be used to measure the copper and sodium content of CuIn(0.7)Ga(0.3)Se(2) (CIGS) thin film solar cells on molybdenum. This method has four significant advantages over methods currently being employed: the method is inexpensive, measurements can be ...
arxiv  

Intrauterine contraceptive device perforating the cecum, a pregnancy complication?

open access: yesGynecology and Minimally Invasive Therapy, 2019
Intrauterine contraceptive device (IUCD) is a widely used method of contraception worldwide. Displacement of the IUCD extrauterine, by perforating the uterus and migration, is a serious complication following its insertion.
Luay Ibrahim Abu Atileh   +5 more
doaj   +1 more source

Copper Electrodeposition for 3D Integration [PDF]

open access: yesDans Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS - DTIP 2008, Nice : France (2008), 2008
Two dimensional (2D) integration has been the traditional approach for IC integration. Due to increasing demands for providing electronic devices with superior performance and functionality in more efficient and compact packages, has driven the semiconductor industry to develop more advanced packaging technologies.
arxiv  

Use of IUDs for emergency contraception: current perspectives

open access: yesOpen Access Journal of Contraception, 2014
Rebecca McKay,1 Lynne Gilbert2 1Department of Obstetrics and Gynaecology, Peterborough City Hospital, Peterborough, Cambridgeshire, United Kingdom; 2Department of Contraception and Sexual Health, Cambridgeshire Community Services NHS Trust, Cambridge ...
McKay R, Gilbert L
doaj  

Light induced resistive switching in copper oxide thin films [PDF]

open access: yesarXiv, 2020
Copper oxide thin film based metal-insulator-metal structures were subjected to white light irradiation.The top electrodes included Al, Cr and Ni while the bottom electrode was either Au or Pt. A white light pulse controls the set process and this light induced set (LIS) can be performed at very low voltages (tens of milli volts) which is not possible ...
arxiv  

Corrosion of copper intrauterine devices: review and recent developments

open access: yesCorrosion Reviews, 2019
AbstractA systematic review of the literature about the corrosion of copper in intrauterine devices (IUDs) was conducted, an important topic of copper application that apparently may not be well known to a broad corrosion audience. Copper IUDs (Cu-IUDs) are one of the most widely used contraceptive methods around the world, particularly in China, India,
David M. Bastidas   +3 more
openaire   +3 more sources

Spin injection and spin accumulation in permalloy-copper mesoscopic spin valves [PDF]

open access: yesarXiv, 2001
We study the electrical injection and detection of spin currents in a lateral spin valve device, using permalloy (Py) as ferromagnetic injecting and detecting electrodes and copper (Cu) as non-magnetic metal. Our multi-terminal geometry allows us to experimentally distinguish different magneto resistance signals, being 1) the spin valve effect, 2) the ...
arxiv  

Electrical conductivity of collapsed multilayer graphene tubes [PDF]

open access: yesarXiv, 2011
Synthesis of multilayer graphene on copper wires by a chemical vapor deposition method is reported. After copper etching, the multilayer tube collapses forming stripes of graphitic films, their electrical conductance as a function of temperature indicate a semiconductor-like behavior. Using the multilayer graphene stripes, a cross junction is built and
arxiv  

Wettability and Color Change of Copper by Controlling Area Fraction of Laser Ablated Surface [PDF]

open access: yesarXiv
In this research, wettability control by area fraction of laser ablated surface of copper is presented. The functional surfaces with full wettability control from highly hydrophilic to super-hydrophobic were created on copper by nanosecond (ns) and picosecond (ps) laser irradiation.
arxiv  

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