Search Results - "Rupprecht, Sebastian"

An Electronic Aerosol Delivery System for Functional Magnetic Resonance Imaging by Hobkirk, Andréa L, Bitzer, Zachary, Goel, Reema, Sica, Christopher T, Livelsberger, Craig, Yingst, Jessica, Houser, Kenneth R, Rupprecht, Sebastian, Trushin, Neil, Karunanayaka, Prasanna, Foulds, Jonathan, Richie, John P, Spreen, Lauren, Hoglen, Brianna, Wang, Jianli, Elias, Ryan J, Yang, Qing X

“…Background: Public health concerns over the addictive potential of electronic cigarettes (e-cigs) have heightened in recent years. Brain function during e-cig…”
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Improved whole‐brain SNR with an integrated high‐permittivity material in a head array at 7T by Lakshmanan, Karthik, Carluccio, Giuseppe, Walczyk, Jerzy, Brown, Ryan, Rupprecht, Sebastian, Yang, Qing X., Lanagan, Michael T., Collins, Christopher M.

“…Purpose To demonstrate that strategic use of materials with high electric permittivity along with integrated head‐sized coil arrays can improve SNR in the…”
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Improvements of transmit efficiency and receive sensitivity with ultrahigh dielectric constant (uHDC) ceramics at 1.5 T and 3 T by Rupprecht, Sebastian, Sica, Christopher T., Chen, Wei, Lanagan, Michael T., Yang, Qing X.

“…Purpose Incorporating high dielectric constant (HDC) materials into radiofrequency (RF) coils has been shown to effectively improve RF coil performance at 7…”
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Toward whole‐cortex enhancement with an ultrahigh dielectric constant helmet at 3T by Sica, Christopher T., Rupprecht, Sebastian, Hou, Ryan J., Lanagan, Matthew T., Gandji, Navid P., Lanagan, Michael T., Yang, Qing X.

“…Purpose To present a 3T brain imaging study using a conformal prototype helmet constructed with an ultra‐high dielectric constant (uHDC; εr ~ 1000) materials…”
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Towards whole-cortex enhancement with a ultrahigh dielectric constant helmet at 3T by Sica, Christopher T., Rupprecht, Sebastian, Hou, Ryan J., Lanagan, Matthew T., Gandji, Navid P., Lanagan, Michael T., Yang, Qing X.

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Tunable Ultrahigh Dielectric Constant (tuHDC) Ceramic Technique to Largely Improve RF Coil Efficiency and MR Imaging Performance by Chen, Wei, Lee, Byeong-Yeul, Zhu, Xiao-Hong, Wiesner, Hannes M., Sarkarat, Maryam, Gandji, Navid P., Rupprecht, Sebastian, Yang, Qing X., Lanagan, Michael T.

“…This work introduces an innovative magnetic resonance (MR) imaging technology that incorporates radiofrequency (RF) coil(s) with permittivity-tunable ultrahigh…”
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On the calculation of wave attenuation along rough strings using individual and effective fields by Rupprecht, Sebastian, Bennetts, Luke G., Peter, Malte A.

“…The ability to analyse attenuation rates of individual wave fields along rough media using the effective wave field is investigated for the problem of a string…”
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Large improvement of RF transmission efficiency and reception sensitivity for human in vivo 31 P MRS imaging using ultrahigh dielectric constant materials at 7 T by Lee, Byeong-Yeul, Zhu, Xiao-Hong, Rupprecht, Sebastian, Lanagan, Michael T., Yang, Qing X., Chen, Wei

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A Room Temperature Ultrasensitive Magnetoelectric Susceptometer for Quantitative Tissue Iron Detection by Xi, Hao, Qian, Xiaoshi, Lu, Meng-Chien, Mei, Lei, Rupprecht, Sebastian, Yang, Qing X., Zhang, Q. M.

“…Iron is a trace mineral that plays a vital role in the human body. However, absorbing and accumulating excessive iron in body organs (iron overload) can damage…”
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Large improvement of RF transmission efficiency and reception sensitivity for human in vivo 31P MRS imaging using ultrahigh dielectric constant materials at 7 T by Lee, Byeong-Yeul, Zhu, Xiao-Hong, Rupprecht, Sebastian, Lanagan, Michael T., Yang, Qing X., Chen, Wei

“…In vivo 31 P MRS provides a unique and important imaging tool for studying high-energy phosphate metabolism and bioenergetics noninvasively. However, compared…”
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Effective wave propagation along a rough thin-elastic beam by Rupprecht, Sebastian, Bennetts, Luke G., Peter, Malte A.

“…Two methods for computing the complex-valued effective wavenumber of a rough beam in the context of linear time-harmonic theory are presented. The roughness of…”
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Gamma Knife radiosurgery of saccular aneurysms in a rabbit model by Meadowcroft, Mark D, Cooper, Timothy K, Rupprecht, Sebastian, Wright, Thaddeus C, Neely, Elizabeth E, Ferenci, Michele, Kang, Weimin, Yang, Qing X, Harbaugh, Robert E, Connor, James R, McInerney, James

“…OBJECTIVEIntracranial aneurysms are vascular abnormalities associated with neurological morbidity and mortality due to risk of rupture. In addition, many…”
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A Free-breathing fMRI Method to Study Human Olfactory Function by Wang, Jianli, Rupprecht, Sebastian, Sun, Xiaoyu, Freiberg, Diana, Crowell, Courtney, Cartisano, Emma, Vasavada, Megha, Yang, Qing X

“…The study of human olfaction is a highly complex and valuable field with applications ranging from biomedical research to clinical evaluation. Currently,…”
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Radiofrequency field enhancement with high dielectric constant (HDC) pads in a receive array coil at 3.0T by Yang, Qing X., Rupprecht, Sebastian, Luo, Wei, Sica, Christopher, Herse, Zachary, Wang, Jianli, Cao, Zhipeng, Vesek, Jeffrey, Lanagan, Michael T., Carluccio, Giuseppe, Ryu, Yeun-Chul, Collins, Christopher M.

“…Purpose To investigate the use of a new high‐dielectric constant (HDC) material for improving SNR and transmission efficiency for clinical MRI applications at…”
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Large improvement of RF transmission efficiency and reception sensitivity for human in vivo31P MRS imaging using ultrahigh dielectric constant materials at 7T by Lee, Byeong-Yeul, Zhu, Xiao-Hong, Rupprecht, Sebastian, Lanagan, Michael T., Yang, Qing X., Chen, Wei

“…In vivo31P MRS provides a unique and important imaging tool for studying high-energy phosphate metabolism and bioenergetics noninvasively. However, compared to…”
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A Free-breathing fMRI Method to Study Human Olfactory Function by Wang, Jianli, Rupprecht, Sebastian, Sun, Xiaoyu, Freiberg, Diana, Crowell, Courtney, Cartisano, Emma, Vasavada, Megha, Yang, Qing X.

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Large improvement of RF transmission efficiency and reception sensitivity for human in vivo 31 P MRS imaging using ultrahigh dielectric constant materials at 7T by Lee, Byeong-Yeul, Zhu, Xiao-Hong, Rupprecht, Sebastian, Lanagan, Michael T, Yang, Qing X, Chen, Wei

“…In vivo P MRS provides a unique and important imaging tool for studying high-energy phosphate metabolism and bioenergetics noninvasively. However, compared to…”
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RF Field Enhancement with High Dielectric Constant (HDC) Pads in a Receive Array Coil at 3.0 T by Yang, Qing X., Luo, Wei, Rupprecht, Sebastian, Herse, Zachary, Sica, Christopher, Wang, Jianli, Cao, Zhipeng, Vesek, Jeffrey, Lanagan, Michael T., Carluccio, Giuseppe, Ryu, Yeun-Chul, Collins, Christopher M.

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An ultrasensitive magnetoelectric sensor system for the quantitative detection of liver iron by Hao Xi, Meng-Chien Lu, Xiaoshi Qian, Zhang, Q. M., Rupprecht, Sebastian, Yang, Qing X.

“…Ultrasensitive magnetoelectric (ME) sensors have been developed using magnetostrictive/piezoelectric laminate heterostructures. This paper discusses a highly…”
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Resonances, Displacement Currents, and Fields of High-Permittivity Material (HPM) Plate for Occipital Lobe Enhancement in 3T MRI by Collins, Christopher M., Rupprecht, Sebastian, Lanagan, Michael T.

“…High-permittivity pads have been used to enhance MRI performed in high-field static magnets (1-4). Here we perform an evaluation of fields and displacement…”
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