Search Results - "Kayastha, Vijaya"

Patterned Growth of Boron Nitride Nanotubes by Catalytic Chemical Vapor Deposition by Lee, Chee Huei, Xie, Ming, Kayastha, Vijaya, Wang, Jiesheng, Yap, Yoke Khin

“…For the first time, patterned growth of boron nitride nanotubes is achieved by catalytic chemical vapor deposition (CCVD) at 1200 °C using MgO, Ni, or Fe as…”
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Low Temperature Growth of Boron Nitride Nanotubes on Substrates by Wang, Jiesheng, Kayastha, Vijaya K, Yap, Yoke Khin, Fan, Zhiyong, Lu, Jia G, Pan, Zhengwei, Ivanov, Ilia N, Puretzky, Alex A, Geohegan, David B

“…High growth temperatures (>1100 °C), low production yield, and impurities have prevented research progress and applications of boron nitride nanotubes (BNNTs)…”
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Functionalized carbon nanotubes enabled flexible and scalable CO2 sensors by Liu, Tianyi, Baggett, Rebekah, Lang, Kening, Padilla, Daniel J., Patel, Rishi J., Berry, Jacob, Eldredge, Rebecca L., Robledo, Christopher J., Bowen, Weston, Landorf, Christopher W., Kayastha, Vijaya, Nelson, Marriana, Zhu, Jiadeng

“…•Carbon nanotubes were functionalized by non-covalent method and the functionalized carbon nanotubes were incorporated with polyethyleneimine to form sensing…”
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Selective Growth of Pure and Long ZnO Nanowires by Controlled Vapor Concentration Gradients by Mensah, Samuel L, Kayastha, Vijaya K, Yap, Yoke Khin

“…ZnO can appear as nanowires, nanobelts, and nanocombs, which are attractive for various applications. However, this has prevented the growth of desired…”
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Formation of single crystalline ZnO nanotubes without catalysts and templates by Mensah, Samuel L., Kayastha, Vijaya K., Ivanov, Ilia N., Geohegan, David B., Yap, Yoke Khin

“…Oxide and nitride nanotubes have gained attention for their large surface areas, wide energy band gaps, and hydrophilic natures for various innovative…”
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Controlling dissociative adsorption for effective growth of carbon nanotubes by Kayastha, Vijaya, Yap, Yoke Khin, Dimovski, Svetlana, Gogotsi, Yury

“…Dissociative adsorption has been widely simplified as part of the vapor–liquid–solid (VLS) growth model. We found that the addition of specific carrier gases…”
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Synthesis of Vertically Aligned Single- and Double-Walled Carbon Nanotubes without Etching Agents by Kayastha, Vijaya Kumar, Wu, Shun, Moscatello, Jason, Yap, Yoke Khin

“…The number of graphene shells on carbon nanotubes (CNTs) can be rationally controlled to yield high-density, vertically aligned single- and double-walled CNTs…”
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All-Printed Thin-Film Transistor Based on Purified Single-Walled Carbon Nanotubes with Linear Response by Vasinajindakaw, Puminun, Liu, Runyu, Ling, Yunfeng, Gu, Guiru, Lu, Xuejun, Jones, Carissa S., Shih, Wu-Sheng, Kayastha, Vijaya, Downing, Nick L., Han, Xuliang, Subbaraman, Harish, Pham, Dan, Chen, Ray T., Chen, Maggie Yihong, Berger, Urs, Renn, Mike

“…We report an all-printed thin-film transistor (TFT) on a polyimide substrate with linear transconductance response. The TFT is based on our purified…”
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Unveiling the Stability of Proper Polyethyleneimine‐Functionalized Carbon Nanotube Composites‐Derived Chemiresistive CO 2 Sensors by Liu, Tianyi, Lang, Kening, Patel, Rishi J., Robledo, Christopher J., Boeser, Nickolas, Eldredge, Rebecca L., Padilla, Daniel J., Nelson, Marriana, Landorf, Christopher W., Kayastha, Vijaya, Zhu, Jiadeng

“…Abstract Branched polyethyleneimine (PEI), consisting of numerous imine groups, is employed for CO 2 gas detection, attributed to the interaction between imine…”
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A Printable CNT-Based FM Passive Wireless Sensor Tag on a Flexible Substrate With Enhanced Sensitivity by Yunfeng Ling, Hongtao Zhang, Guiru Gu, Xuejun Lu, Kayastha, Vijaya, Jones, Carissa S., Wu-Sheng Shih, Janzen, Daniel C.

“…In this paper, we report a frequency-modulated (FM) passive wireless sensor tag for ammonia (NH 3 ) sensing. The passive wireless sensor tag consists of a…”
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Surfactant-free dielectrophoretic deposition of multi-walled carbon nanotubes with tunable deposition density by Moscatello, Jason, Kayastha, Vijaya, Ulmen, Benjamin, Pandey, Archana, Wu, Shun, Singh, Abhay, Yap, Yoke Khin

“…The effects of AC field strength and AC frequency on the density of dielectrophoretically deposited multi-walled carbon nanotubes (MWCNTs) were investigated…”
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Formation of single crystalline ZnO nanotubes without catalystsand templates by Mensah, Samuel L., Kayastha, Vijaya K., Ivanov, Ilia N., Geohegan, David B., Yap, Yoke Khin

“…Oxide and nitride nanotubes have gained attention for their large surface areas, wide energy band gaps, and hydrophilic natures for various innovative…”
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High-density vertically aligned multiwalled carbon nanotubes with tubular structures by Kayastha, Vijaya Kumar, Yap, Yoke Khin, Pan, Zhengwei, Ivanov, Ilia N., Puretzky, Alex A., Geohegan, David B.

“…Ammonia (NH3) gas was thought to be essential for the growth of vertically aligned multiwalled carbon nanotubes (VA-MWCNTs) and led to the formation of…”
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Stability of field emission current from various types of carbon nanotube films by Ulmen, Benjamin, Kayastha, Vijaya Kumar, DeConinck, Adam, Wang, Jiesheng, Yap, Yoke Khin

“…A series of emission current measurements were taken from various types of multiwalled carbon nanotube (MWCNT) films in order to examine their stability for…”
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Structural control of vertically aligned multiwalled carbon nanotubes by radio-frequency plasmas by Menda, Jitendra, Ulmen, Benjamin, Vanga, Lakshman K., Kayastha, Vijaya K., Yap, Yoke Khin, Pan, Zhengwei, Ivanov, Ilia N., Puretzky, Alex A., Geohegan, David B.

“…Plasma-enhanced chemical vapor deposition is the only technique for growing individual vertically aligned multiwalled carbon nanotubes (VA-MWCNTs) at desired…”
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High-density vertically aligned multiwalled carbon nanotubeswith tubular structures by Kayastha, Vijaya Kumar, Yap, Yoke Khin, Pan, Zhengwei, Ivanov, Ilia N., Puretzky, Alex A., Geohegan, David B.

“…Ammonia ( N H 3 ) gas was thought to be essential for the growth of vertically aligned multiwalled carbon nanotubes (VA-MWCNTs) and led to the formation of…”
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Structural control of vertically aligned multiwalled carbon nanotubesby radio-frequency plasmas by Menda, Jitendra, Ulmen, Benjamin, Vanga, Lakshman K., Kayastha, Vijaya K., Yap, Yoke Khin, Pan, Zhengwei, Ivanov, Ilia N., Puretzky, Alex A., Geohegan, David B.

“…Plasma-enhanced chemical vapor deposition is the only technique for growing individual vertically aligned multiwalled carbon nanotubes (VA-MWCNTs) at desired…”
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Controlled Growth of Carbon, Boron Nitride, and Zinc Oxide Nanotubes by Moscatello, J.P., Jiesheng Wang, Ulmen, B., Mensah, S.L., Ming Xie, Shun Wu, Pandey, A., Chee Huei Lee, Prasad, A., Kayastha, V.K., Yoke Khin Yap

“…Nanotubes represent a unique class of materials in which all atoms are located near the surface. Since electrons flowing through nanotubes are confined near…”
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Catalytic growth of single-, double-, and multi-walled carbon nanotubes and studies of their potential applications by Kayastha, Vijaya Kumar

“…Catalytic growth of carbon nanotubes (CNTs) by thermal chemical vapor deposition (CVD) was investigated, and role of various growth parameters on the CNT…”
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Catalytic growth of single-, double-, and multi-walled carbon nanotubes and studies of their potential applications by Kayastha, Vijaya Kumar

“…Catalytic growth of carbon nanotubes (CNTs) by thermal chemical vapor deposition (CVD) was investigated, and role of various growth parameters on the CNT…”
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