Search Results - "Yu, Choongho"

Flexible Power Fabrics Made of Carbon Nanotubes for Harvesting Thermoelectricity by Kim, Suk Lae, Choi, Kyungwho, Tazebay, Abdullah, Yu, Choongho

“…Thermoelectric energy conversion is very effective in capturing low-grade waste heat to supply electricity particularly to small devices such as sensors,…”
Get full text

Colossal thermo-hydro-electrochemical voltage generation for self-sustainable operation of electronics by Zhang, Yufan, Sohn, Ahrum, Chakraborty, Anirban, Yu, Choongho

“…Thermoelectrics are suited to converting dissipated heat into electricity for operating electronics, but the small voltage (~0.1 mV K −1 ) from the Seebeck…”
Get full text

Thermally Chargeable Solid-State Supercapacitor by Kim, Suk Lae, Lin, Henry Taisun, Yu, Choongho

“…Ubiquitous low‐grade thermal energy, which is typically wasted without use, can be extremely valuable for continuously powering electronic devices such as…”
Get full text

Outstanding Low Temperature Thermoelectric Power Factor from Completely Organic Thin Films Enabled by Multidimensional Conjugated Nanomaterials by Cho, Chungyeon, Wallace, Kevin L., Tzeng, Ping, Hsu, Jui-Hung, Yu, Choongho, Grunlan, Jaime C.

“…In an effort to create a paintable/printable thermoelectric material, comprised exclusively of organic components, polyaniline (PANi), graphene, and…”
Get full text

Simultaneously Improving Electrical Conductivity and Thermopower of Polyaniline Composites by Utilizing Carbon Nanotubes as High Mobility Conduits by Wang, Hong, Yi, Su-in, Pu, Xiong, Yu, Choongho

“…Electrical conductivity and thermopower of isotropic materials typically have inversely proportional correlation because both are strongly affected in the…”
Get full text

Thermoelectric effects in solid-state polyelectrolytes by Kim, Suk Lae, Hsu, Jui-Hung, Yu, Choongho

“…Solid-state polyelectrolytes have recently been reported to exhibit extremely high thermally induced voltage in contrast to conventional thermoelectric…”
Get full text

Thermoelectric Behavior of Segregated-Network Polymer Nanocomposites by Yu, Choongho, Kim, Yeon Seok, Kim, Dasaroyong, Grunlan, Jaime C

“…Segregated-network carbon nanotube (CNT)−polymer composites were prepared, and their thermoelectric properties were measured as a function of CNT concentration…”
Get full text

High electrical conductivity and n-type thermopower from double-/single-wall carbon nanotubes by manipulating charge interactions between nanotubes and organic/inorganic nanomaterials by Ryu, Yeontack, Freeman, Dallas, Yu, Choongho

“…Single- and double-wall carbon nanotubes were decorated with organic or inorganic nanomaterials in order to obtain desired electrical transport properties such…”
Get full text

Highly doped carbon nanotubes with gold nanoparticles and their influence on electrical conductivity and thermopower of nanocomposites by Choi, Kyungwho, Yu, Choongho

“…Carbon nanotubes (CNTs) are often used as conductive fillers in composite materials, but electrical conductivity is limited by the maximum filler concentration…”
Get full text

Origin of unusual thermoelectric transport behaviors in carbon nanotube filled polymer composites after solvent/acid treatments by Hsu, Jui-Hung, Choi, Woongchul, Yang, Gang, Yu, Choongho

“…Composites made of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) and carbon nanotube (CNT) have shown unchanged or even increased…”
Get full text

Thermal Conductance and Thermopower of an Individual Single-Wall Carbon Nanotube by Yu, Choongho, Shi, Li, Yao, Zhen, Li, Deyu, Majumdar, Arunava

“…We have observed experimentally that the thermal conductance of a 2.76-μm-long individual suspended single-wall carbon nanotube (SWCNT) was very close to the…”
Get full text

N-type thermoelectric performance of functionalized carbon nanotube-filled polymer composites by Freeman, Dallas D, Choi, Kyungwho, Yu, Choongho

“…Carbon nanotubes (CNTs) were functionalized with polyethyleneimine (PEI) and made into composites with polyvinyl acetate (PVAc). CNTs were dispersed with…”
Get full text

Safe and reliable operation of sulfur batteries with lithiated silicon by Pu, Xiong, Yang, Gang, Yu, Choongho

“…Li–S batteries are very promising due to high energy density and low cost of sulfur compared to the current commercial Li-ion batteries, but they are yet to be…”
Get full text

Large Thermoelectric Figure-of-Merits from SiGe Nanowires by Simultaneously Measuring Electrical and Thermal Transport Properties by Lee, Eun Kyung, Yin, Liang, Lee, Yongjin, Lee, Jong Woon, Lee, Sang Jin, Lee, Junho, Cha, Seung Nam, Whang, Dongmok, Hwang, Gyeong S, Hippalgaonkar, Kedar, Majumdar, Arun, Yu, Choongho, Choi, Byoung Lyong, Kim, Jong Min, Kim, Kinam

“…The strongly correlated thermoelectric properties have been a major hurdle for high-performance thermoelectric energy conversion. One possible approach to…”
Get full text

Control of geometrical properties of carbon nanotube electrodes towards high-performance microbial fuel cells by Erbay, Celal, Pu, Xiong, Choi, Woongchul, Choi, Mi-Jin, Ryu, Yeontack, Hou, Huijie, Lin, Furong, de Figueiredo, Paul, Yu, Choongho, Han, Arum

“…In microbial fuel cells (MFCs), physical and electrochemical interactions between microbes and electrode surfaces are critical to performance…”
Get full text

Organic thermoelectric thin films with large p-type and n-type power factor by Cho, Chungyeon, Song, Yixuan, Hsu, Jui-Hung, Yu, Choongho, Stevens, Daniel L., Grunlan, Jaime C.

“…P- and n-type thermoelectric (TE) materials were prepared by using a layer-by-layer method. Assembled nanocomposites displayed high TE properties. For the…”
Get full text

Increasing the thermoelectric power factor of polymer composites using a semiconducting stabilizer for carbon nanotubes by Moriarty, Gregory P., Wheeler, Jamie N., Yu, Choongho, Grunlan, Jaime C.

“…Poly(vinyl acetate) (PVAc) copolymer latex-based composites were prepared with multi-walled carbon nanotubes (MWCNT), stabilized with sodium deoxycholate (DOC)…”
Get full text

Recent Advances in Two-Phase Immersion Cooling with Surface Modifications for Thermal Management by Kang, Daehoon, Lee, Jooyoung, Chakraborty, Anirban, Lee, Sang-Eui, Kim, Gildong, Yu, Choongho

“…This paper reviews the major researchers of liquid, immersion, and two-phase cooling. Currently, liquids are used instead of air to cool the growing data…”
Get full text

Thermal treatment using microwave irradiation for the phytosanitation of Xylella fastidiosa in pecan graftwood by Hilton, Angelyn, Jeong, Myunghwan, Hsu, Jui-Hung, Cao, Fan, Choi, Woongchul, Wang, Xinwang, Yu, Choongho, Jo, Young-Ki

“…Pecan bacterial leaf scorch caused by Xylella fastidiosa is an emerging disease for the U.S. and international pecan industries and can be transmitted from…”
Get full text

Lossless hybridization between photovoltaic and thermoelectric devices by Park, Kwang-Tae, Shin, Sun-Mi, Tazebay, Abdullah S., Um, Han-Don, Jung, Jin-Young, Jee, Sang-Won, Oh, Min-Wook, Park, Su-Dong, Yoo, Bongyoung, Yu, Choongho, Lee, Jung-Ho

“…The optimal hybridization of photovoltaic (PV) and thermoelectric (TE) devices has long been considered ideal for the efficient harnessing solar energy. Our…”
Get full text