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    Academic Journals

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• Changes in precipitation and atmospheric N deposition affect the correlation between N, P and K but not the coupling of water-element in Haloxylon ammodendron.

  Authors:Zixun Chen, Xuejun Liu, Xiaoqing Cui, Yaowen Han, and Guoan WangFrom:PLoS ONE (Vol. 16, Issue 10) Peer-Reviewed

  Oct. 22, 20216,481 words Report 1460LGlobal changes in precipitation and atmospheric N deposition affect the geochemical cycle of the element and its hydrological cycle in the ecosystem. It may also affect the relationship between plant water use efficiency...

• Temperature study of the dielectric polarization effects of capacitive RF MEMS switches

  Authors:Giorgos Papaioannou, Michael-Nicolas Exarchos, Vasilios Theonas, Guoan Wang, and John PapapolymerouFrom:IEEE Transactions on Microwave Theory and Techniques (Vol. 53, Issue 11) Peer-Reviewed

  Nov. 2005134 words Author abstract

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• Evaluating the response of [delta].sup.13C in Haloxylon ammodendron, a dominant C.sub.4 species in Asian desert ecosystems, to water and nitrogen addition as well as the availability of its [delta].sup.13C as an indicator of water use efficiency.

  Authors:Zixun Chen, Xuejun Liu, Xiaoqing Cui, Yaowen Han, Guoan Wang, and Jiazhu LiFrom:Biogeosciences (Vol. 18, Issue 9) Peer-Reviewed

  May 11, 2021324 words Brief article Variations in precipitation and atmospheric N deposition affect water and N availability in desert and thus may have significant effects on desert ecosystems. Haloxylon ammodendron is a dominant plant in Asian desert,...

• Novel Electrically Tunable Microwave Solenoid Inductor and Compact Phase Shifter Utilizing Permaloy and PZT Thin Films

  Authors:Tengxing Wang, Wei Jiang, Ralu Divan, Daniel Rosenmann, Leonidas E. Ocola, Yujia Peng, et al.From:IEEE Transactions on Microwave Theory and Techniques (Vol. 65, Issue 10) Peer-Reviewed

  Oct. 2017 Technical report

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• Novel reliable RF capacitive MEMS switches with photodefinable metal-oxide dielectrics

  Authors:Guoan Wang, Michael Romeo, Cliff Henderson, and John PapapolymerouFrom:Journal of Microelectromechanical Systems (Vol. 16, Issue 3) Peer-Reviewed

  June 2007122 words Author abstract

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• Altitudinal Variation in Leaf Nitrogen Concentration on the Eastern Slope of Mount Gongga on the Tibetan Plateau, China

  Authors:Weiqi Shi, Guoan Wang, and Wenxuan HanFrom:PLoS ONE (Vol. 7, Issue 9) Peer-Reviewed

  Sept. 18, 20124,213 words Article 1520LAuthor(s): Weiqi Shi 1 , Guoan Wang 2 , * , Wenxuan Han 3 , * Introduction Nitrogen is generally considered the most limiting element for terrestrial vegetation. The biogeography of leaf nitrogen (N) is a...

• High performance tunable slow wave elements enabled with nano-patterned permalloy thin film for compact radio frequency applications

  Authors:B.M. Farid Rahman, Ralu Divan, Hanqiao Zhang, Daniel Rosenmann, Yujia Peng, Xuehe Wang, et al.From:Journal of Applied Physics (Vol. 115, Issue 17) Peer-Reviewed

  May 7, 201490 words Report

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• A compact frequency tunable radio frequency phase shifter with patterned Py enabled transmission line

  Authors:B. M. Farid Rahman, Ralu Divan, Daniel Rosenmann, Tengxing Wang, Yujia Peng, and Guoan WangFrom:Journal of Applied Physics (Vol. 117, Issue 17) Peer-Reviewed

  May 7, 201543 words Report

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• 2-D entropy and short-time fourier transform to leverage GPR data analysis efficiency

  Authors:Yu Zhang, P. Candra, Guoan Wang, and Tian XiaFrom:IEEE Transactions on Instrumentation & Measurement (Vol. 64, Issue 1) Peer-Reviewed

  Jan. 2015 Technical report

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• Direct current tunable noise suppressor using sub-micrometer patterned permalloy films

  Authors:B.M. Farid Rahman, Daniel Rosenmann, Hanqiao Zhang, Yujia Peng, Xuehe Wang, Guoan Wang, et al.From:Journal of Applied Physics (Vol. 115, Issue 17) Peer-Reviewed

  May 7, 201492 words Report

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• Integrating nanopatterned ferromagnetic and ferroelectric thin films for electrically tunable RF applications

  Authors:Guoan Wang, Daniel Rosenmann, Ralu Divan, B. M. Farid Rahman, Tengxing Wang, Yujia Peng, et al.From:IEEE Transactions on Microwave Theory and Techniques (Vol. 65, Issue 2) Peer-Reviewed

  Feb. 2017 Technical report

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• Performance enhanced miniaturized and electrically tunable patch antenna with patterned permalloy based magneto-dielectric substrate

  Authors:Yujia Peng, B.M. Farid Rahman, Xuehe Wang, and Guoan WangFrom:Journal of Applied Physics (Vol. 115, Issue 17) Peer-Reviewed

  May 7, 2014116 words Report

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• Tunable transmission line with nanopatterned thin films for smart RF applications

  Authors:B.M. Farid Rahman, R. Divan, L. Stan, D. Rosenmann, L.E. Ocola, and Guoan WangFrom:IEEE Transactions on Magnetics (Vol. 50, Issue 11) Peer-Reviewed

  Nov. 2014 Technical report

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• Application of sub-micrometer patterned permalloy thin film in tunable radio frequency inductors

  Authors:B. M. Farid Rahman, Guoan Wang, Yujia Peng, Tengxing Wang, Daniel Rosenmann, and Ralu DivanFrom:Journal of Applied Physics (Vol. 117, Issue 17) Peer-Reviewed

  May 7, 201566 words Report

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• A Negative Relationship between Foliar Carbon Isotope Composition and Mass-Based Nitrogen Concentration on the Eastern Slope of Mount Gongga, China

  Authors:Jiazhu Li, Guoan Wang, Runan Zhang, and Li LiFrom:PLoS ONE (Vol. 11, Issue 11) Peer-Reviewed

  Nov. 21, 20165,630 words Article 1700LPlants adopt ecological strategy to resist environmental changes and increase their resource-use efficiency. The ecological strategy includes changes in physiological traits and leaf morphology, which may result in...

• Arbitrary frequency tunable radio frequency bandpass filter based on nano-patterned Permalloy coplanar waveguide (invited)

  Authors:Tengxing Wang, B. M. Farid Rahman, Yujia Peng, Tian Xia, and Guoan WangFrom:Journal of Applied Physics (Vol. 117, Issue 17) Peer-Reviewed

  May 7, 201573 words Report

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• Electrically tunable bandpass filter with patterned permalloy thin-film-enabled engineered substrate

  Authors:Tengxing Wang, Wei Jiang, B.M. Farid Rahman, Tian Xia, Guoan Wang, and Yujia PengFrom:IEEE Transactions on Magnetics (Vol. 51, Issue 11) Peer-Reviewed

  Nov. 2015 Technical report

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• Engineered smart substrate with embedded patterned permalloy thin film for radio frequency applications

  Authors:Yujia Peng, B. M. Farid Rahman, Tengxing Wang, Chamok Nowrin, Mohammod Ali, and Guoan WangFrom:Journal of Applied Physics (Vol. 117, Issue 17) Peer-Reviewed

  May 7, 201564 words Report

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• Increased suppression of methane production by humic substances in response to warming in anoxic environments

  Authors:Wenbing Tan, Yufu Jia, Caihong Huang, Hui Zhang, Dan Li, Xinyu Zhao, et al.From:Journal of Environmental Management (Vol. 206) Peer-Reviewed

  Jan. 15, 2018389 words Report

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• Frequency and bandwidth agile Millimeter-wave filter using ferroelectric capacitors and MEMS cantilevers

  Authors:Cesar Lugo, Guoan Wang, John Papapolymerou, Zhiyong Zhao, Xiaoyan Wang, and Andrew T. HuntFrom:IEEE Transactions on Microwave Theory and Techniques (Vol. 55, Issue 2) Peer-Reviewed

  Feb. 2007138 words Author abstract 60L

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