Results 211 to 220 of about 14,376 (241)

A duplex infra-red system for in-building communications

open access: closed36th IEEE Vehicular Technology Conference, 1986
This paper discusses the application of optical links using indirect scatter to in-building portable communications. The design considerations for such systems are described, and the reasons for selecting a time division multiplexed approach with ON-OFF keying.
M.D. Kotzin, A.P. van den Heuvel
openaire   +2 more sources

Isomorphic building blocks for information-bearing duplexes—part 2: pyrimidine base pairs with sugar phosphate backbones

open access: closedStructural Chemistry, 2021
Earlier searches using DFT had identified two isomorphic H-bonded pyrimidine base pairs B1:B2 and B3:B4 as possible repeat units for macromolecular H-bonded duplexes with a capacity to store information as in DNA. This DFT study seeks to design repeat units with suitable backbones which can hold a sequence of base pairs in desired order.
Esther Chingbiaknem   +1 more
openaire   +2 more sources

The Effect of a Non-nucleosidic Phenanthrene Building Block on DNA Duplex Stability

open access: closedHelvetica Chimica Acta, 2002
Oligonucleotides containing a phenanthrene-derived, non-nucleosidic building block with flexible linkers were synthesized. The effect of the phenanthrene moiety on duplex stability at different positions was investigated. Placement of two phenanthrene residues in opposite positions had a slightly positive effect on duplex stability.
Simon M. Langenegger, Robert Häner
openaire   +2 more sources

A small size AWS duplexer by the space mapping techniques for in-building DAS applications

open access: closed2014 IEEE Benjamin Franklin Symposium on Microwave and Antenna Sub-systems for Radar, Telecommunications, and Biomedical Applications (BenMAS), 2014
A novel, small size AWS miscrostrip duplexer is presented. The design procedure implementing the space mapping techniques is described. The approach is very efficient. Design specifications were met with only two iterations. Measurement results of a prototype show excellent agreement with simulation results.
WU Jian-xiang
openaire   +2 more sources

Demand Evaluation and a Design Approach Transforming Duplex Housing into Green Building

open access: closedAdvanced Materials Research, 2014
Promoting green building has become an important policy goal in Taiwan. This paper explores the possibilities of transforming a regular duplex housing unit into a green building. Through an examination of residents’ demand of a selected housing community in Tainan, Taiwan, the demand of green building facilities and services by actual users was ...
Kang Li Wu, Hsien Te Lin, Zhi Chong Zou
openaire   +2 more sources

Correlation Between the Thermodynamic Stability of DNA Duplexes and the Interaction and Solvation Energies of DNA Building Blocks

open access: closedCollection of Czechoslovak Chemical Communications, 2008
The unwinding Gibbs energy (or duplex dissociation energy) is an important measure of the thermodynamic stability of DNA oligomers. This value can be measured experimentally or predicted by empirical models parametrised on experimental data. Our previously developed model based on accurate DFT-D calculations of interaction energies between nucleic acid
Jan Řezáč, Pavel Hobza
openaire   +2 more sources

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