Results 251 to 260 of about 23,349 (314)
Covalent Organic Framework and Carbon Nitride Composite for Scalable Solar Reforming
Advanced Materials, EarlyView.A modular composite, containing a covalent organic framework, indium tin oxide, carbon nitride and nickel based molecular catalyst, enables solar reforming under neutral aqueous conditions, converting polyols and sugars into formate while generating H2.
Suvendu Karak +3 more
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Advanced Materials Interfaces, EarlyView.A novel inorganic/polymer‐composite encapsulation strategy utilizing transparent conductive composites (TCC) is introduced to boost stabilities of perovskite solar cells (PSCs). Positioned between two indium zinc oxide (IZO) layers, TCC permits electrical charge transport while reducing moisture and oxygen permeability.
Kai Outlaw‐Spruell +5 more
wiley +1 more source
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Printed circuit board industry
International Journal of Hygiene and Environmental Health, 2006The printed circuit board is the platform upon which microelectronic components such as semiconductor chips and capacitors are mounted. It provides the electrical interconnections between components and is found in virtually all electronics products. Once considered low technology, the printed circuit board is evolving into a high-technology product ...
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Routing of Printed Circuit Boards
18th Design Automation Conference, 1981A SOFTWARE PROGRAM FOR THE ROUTING OF PRINTED CIRCUIT BOARDS IS DISCUSSED IN THIS PAPER. THIS PROGRAM IS PART OF A SYSTEM WHICH INCLUDES READING DATA FROM THE ENGINEER'S SCHEMATIC DIAGRAM, PLACING THE COMPONENTS ON THE BOARD, AND ROUTING THE CONNECTIONS.
Y. Abulaffio, S. Aranoff
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Screen Printing for Printed Circuit Boards
Circuit World, 1981Silk screen printing is a much used method of producing the required images on printed circuit boards. This paper discusses in detail the techniques and limitations of the process.
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Digital printing for printed circuit boards
Circuit World, 2005PurposeTo review opportunities for use of digital printing in the printed circuit board (PCB) industry and to introduce background to ink jet printing, process development and applications in order to reduce costs, enhance efficiency and to enable PCB producers to operate in a more sustainable and flexible manner.Design/methodology/approachThis paper ...
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Diagnostic Tool for Printed Circuit Board
2023 IEEE 14th International Conference on Power Electronics and Drive Systems (PEDS), 2023Our work is related to the study of plug-in connector used in low level (a few Amperes). The application fields are instrumentation and control (IandC) electrical installations. long service duration these semi-permanent contacts throughout their lifetime relies on having a stable force.
El Abdi, R., Essone Obame, H.
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Microfluidic printed circuit boards
2011 IEEE 61st Electronic Components and Technology Conference (ECTC), 2011Recent advancement in the printed circuit board (PCB) industry has enabled the production of highly sophisticated electronic substrates at high-resolution and low production cost. These boards make an ideal platform for producing microfluidic devices for lab-on-a-chip and point-of-care applications, since such devices require a high degree of ...
Liang Li Wu +3 more
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Costing a Printed Circuit Board
Circuit World, 1981This paper outlines a practical method of working out the true cost of producing PCBs which, with the addition of profit margins, will give the selling price. Following a brief reference to various ‘rule of thumb’ methods, the paper will examine the labour, material and overhead cost associated with each particular process operation, the planning of a ...
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