A Robust, Flexible and Frequency Reconfigurable Antenna with Flexible Superstrate and Substrate

Autor: Sayem, SM, Esselle, KP

This paper presents a frequency reconfigurable circular patch antenna having dielectric superstrate to tune the operating frequency and increase the realized gain of the antenna. The antenna is designed with highly flexible, robust and inexpensive ma

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______363::7a631de2e55f54d1568ab3cddef52f46
https://hdl.handle.net/10453/157786

Bioactive terpenes from Spongia officinalis

Autor: Emiliano Manzo, S. M. Abu Sayem, Margherita Gavagnin, Rob W. M. Van Soest, Guido Villani, Mario Varcamonti, M. Letizia Ciavatta

Publikováno v: Journal of natural products
74 (2011): 1241–1247. doi:10.1021/np200226u
info:cnr-pdr/source/autori:E. Manzo, M. L. Ciavatta, G. Villani, M. Varcamonti, S. M. Abu Sayem, R. van Soest and M. Gavagnin/titolo:Bioactive terpenes from Spongia officinalis/doi:10.1021%2Fnp200226u/rivista:Journal of natural products (Print)/anno:2011/pagina_da:1241/pagina_a:1247/intervallo_pagine:1241–1247/volume:74

The terpene metabolite pattern of Mediterranean Spongia officinalis was chemically investigated. This study resulted in the isolation of a series of sesterterpenes and C21 furanoterpenes, according to the literature data on this sponge. Four new oxid

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d45914bbf92bbe5103b59a6e03fec94

Growth of zinc oxide nanowires by a hot water deposition method.

Autor: Saadi NS; School of Physical Sciences, University of Arkansas at Little Rock, 2801 South University Avenue, Little Rock, AR 72204, United States of America.; Department of Physics, University of Duhok (UoD), 1006 AJ Duhok, Iraq., Hassan LB; School of Physical Sciences, University of Arkansas at Little Rock, 2801 South University Avenue, Little Rock, AR 72204, United States of America.; Department of Physics, University of Duhok (UoD), 1006 AJ Duhok, Iraq., Sayem SM; School of Physical Sciences, University of Arkansas at Little Rock, 2801 South University Avenue, Little Rock, AR 72204, United States of America., More KL; Center for Nanophase Materials Sciences, Oak Ridge National Laboratory, 1 Bethel Valley Road, Oak Ridge, TN 37830, United States of America., Karabacak T; School of Physical Sciences, University of Arkansas at Little Rock, 2801 South University Avenue, Little Rock, AR 72204, United States of America.

Publikováno v: Nanotechnology [Nanotechnology] 2024 Oct 24; Vol. 36 (3). Date of Electronic Publication: 2024 Oct 24.

Agricultural extension service, technology adoption, and production risk nexus: Evidence from Bangladesh.

Autor: Alam MJ; Department of Agribusiness and Marketing, Bangladesh Agricultural University, Mymensingh, 2202, Bangladesh., Sarma PK; Department of Agribusiness and Marketing, Bangladesh Agricultural University, Mymensingh, 2202, Bangladesh.; Bangladesh Agricultural University Research System, Bangladesh Agricultural University, Mymensingh-2202, Bangladesh., Begum IA; Department of Agricultural Economics, Bangladesh Agricultural University, Mymensingh, 2202, Bangladesh., Connor J; School of Business, University of South Australia, Adelaide, South Australia, Australia., Crase L; School of Business, University of South Australia, Adelaide, South Australia, Australia., Sayem SM; Department of Agricultural and Applied Statistics, Bangladesh Agricultural University, Mymensingh, 2202, Bangladesh., McKenzie AM; Department of Agricultural Economics and Agribusiness, The University of Arkansas, Fayetteville, AR, 72701, USA.

Publikováno v: Heliyon [Heliyon] 2024 Jul 06; Vol. 10 (14), pp. e34226. Date of Electronic Publication: 2024 Jul 06 (Print Publication: 2024).

Assessing climate-induced agricultural vulnerable coastal communities of Bangladesh using machine learning techniques.

Autor: Jakariya M; Department of Environmental Science and Management, North South University, Bangladesh. Electronic address: md.jakariya@northsouth.edu., Alam MS; Department of Environmental Science and Management, North South University, Bangladesh., Rahman MA; Department of Environmental Science and Management, North South University, Bangladesh., Ahmed S; Department of Electrical and Computer Engineering, North South University, Bangladesh., Elahi MML; Department of Electrical and Computer Engineering, North South University, Bangladesh., Khan AMS; Department of Electrical and Computer Engineering, North South University, Bangladesh., Saad S; Department of Environmental Science and Management, North South University, Bangladesh., Tamim HM; Department of Electrical and Computer Engineering, North South University, Bangladesh., Ishtiak T; Department of Electrical and Computer Engineering, North South University, Bangladesh., Sayem SM; Department of Agricultural Statistics, Bangladesh Agricultural University, Bangladesh., Ali MS; Department of Environment, Government of the People's Republic of Bangladesh., Akter D; Department of Environment, Government of the People's Republic of Bangladesh.

Publikováno v: The Science of the total environment [Sci Total Environ] 2020 Nov 10; Vol. 742, pp. 140255. Date of Electronic Publication: 2020 Jun 16.