Search Results - "Esparza, Guillermo L."

Increasing the Strength, Hardness, and Survivability of Semiconducting Polymers by Crosslinking by Chen, Alexander X., Hilgar, Jeremy D., Samoylov, Anton A., Pazhankave, Silpa S., Bunch, Jordan A., Choudhary, Kartik, Esparza, Guillermo L., Lim, Allison, Luo, Xuyi, Chen, Hu, Runser, Rory, McCulloch, Iain, Mei, Jianguo, Hoover, Christian, Printz, Adam D., Romero, Nathan A., Lipomi, Darren J.

“…Crosslinking is a ubiquitous strategy in polymer engineering to increase the thermomechanical robustness of solid polymers but has been relatively unexplored…”
Get full text

Solvent‐Free Transfer of Freestanding Large‐Area Conjugated Polymer Films for Optoelectronic Applications by Esparza, Guillermo L., Kodur, Moses, Chen, Alexander X., Wang, Benjamin, Bunch, Jordan A., Cramlet, Jaden, Runser, Rory, Fenning, David P., Lipomi, Darren J.

“…Conventional processes for depositing thin films of conjugated polymers are restricted to those based on vapor, liquid, and solution‐phase precursors. Each of…”
Get full text

Effect of Additives on the Surface Morphology, Energetics, and Contact Resistance of PEDOT:PSS by Chen, Alexander X., Esparza, Guillermo L., Simon, Ignasi, Dunfield, Sean P., Qie, Yi, Bunch, Jordan A., Blau, Rachel, Lim, Allison, Zhang, Henry, Brew, Sarah E., O’Neill, Finnian M., Fenning, David P., Lipomi, Darren J.

“…For a poly­(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) film employed in a device stack, charge must pass through both the bulk of the film…”
Get full text

Low‐Temperature Synthesis of Stable CaZn2P2 Zintl Phosphide Thin Films as Candidate Top Absorbers by Quadir, Shaham, Yuan, Zhenkun, Esparza, Guillermo L., Dugu, Sita, Mangum, John S., Pike, Andrew, Hasan, Muhammad Rubaiat, Kassa, Gideon, Wang, Xiaoxin, Coban, Yagmur, Liu, Jifeng, Kovnir, Kirill, Fenning, David P., Reid, Obadiah G., Zakutayev, Andriy, Hautier, Geoffroy, Bauers, Sage R.

“…The development of tandem photovoltaics and photoelectrochemical solar cells requires new absorber materials with bandgaps in the range of ≈1.5–2.3 eV, for use…”
Get full text

Low‐Temperature Synthesis of Stable CaZn2P2 Zintl Phosphide Thin Films as Candidate Top Absorbers (Adv. Energy Mater. 44/2024) by Quadir, Shaham, Yuan, Zhenkun, Esparza, Guillermo L., Dugu, Sita, Mangum, John S., Pike, Andrew, Hasan, Muhammad Rubaiat, Kassa, Gideon, Wang, Xiaoxin, Coban, Yagmur, Liu, Jifeng, Kovnir, Kirill, Fenning, David P., Reid, Obadiah G., Zakutayev, Andriy, Hautier, Geoffroy, Bauers, Sage R.

“…Absorber Materials In article number 2402640, Shaham Quadir, Sage R. Bauers, and co‐workers demonstrated that thin films of the stable Zintl phase CaZn2P2…”
Get full text

Surface‐Grafted Biocompatible Polymer Conductors for Stable and Compliant Electrodes for Brain Interfaces by Blau, Rachel, Russman, Samantha M., Qie, Yi, Shipley, Wade, Lim, Allison, Chen, Alexander X., Nyayachavadi, Audithya, Ah, Louis, Abdal, Abdulhameed, Esparza, Guillermo L., Edmunds, Samuel J., Vatsyayan, Ritwik, Dunfield, Sean P., Halder, Moumita, Jokerst, Jesse V., Fenning, David P., Tao, Andrea R., Dayeh, Shadi A., Lipomi, Darren J.

“…Durable and conductive interfaces that enable chronic and high‐resolution recording of neural activity are essential for understanding and treating…”
Get full text

Solid-Phase Deposition: Conformal Coverage of Micron-Scale Relief Structures with Stretchable Semiconducting Polymers by Esparza, Guillermo L, Lipomi, Darren J

“…There are a variety of methods available for forming thin films of electronic polymers, but very few of them are applicable to surfaces bearing relief…”
Get full text

Adhesive Properties of Semiconducting Polymers: Poly(3-alkylthiophene) as an Ersatz Glue by Chen, Alexander X., Pazhankave, Silpa S., Bunch, Jordan A., Lim, Allison, Choudhary, Kartik, Esparza, Guillermo L., Runser, Rory, Hoover, Christian G., Lipomi, Darren J.

“…The functionality and usability of π-conjugated (semiconducting) polymers is dependent on the adhesive and interfacial properties of the solid film. Such…”
Get full text

Low‐Temperature Synthesis of Stable CaZn 2 P 2 Zintl Phosphide Thin Films as Candidate Top Absorbers by Quadir, Shaham, Yuan, Zhenkun, Esparza, Guillermo L., Dugu, Sita, Mangum, John S., Pike, Andrew, Hasan, Muhammad Rubaiat, Kassa, Gideon, Wang, Xiaoxin, Coban, Yagmur, Liu, Jifeng, Kovnir, Kirill, Fenning, David P., Reid, Obadiah G., Zakutayev, Andriy, Hautier, Geoffroy, Bauers, Sage R.

“…The development of tandem photovoltaics and photoelectrochemical solar cells requires new absorber materials with bandgaps in the range of ≈1.5–2.3 eV, for use…”
Get full text

Automated Conformal Spin Coating of Perovskite on Commercially Textured Silicon Cells by Cakan, Deniz N., Oberholtz, Eric, Yadavalli, Srinivas, Vossler, Hendrik M., Esparza, Guillermo L., Dunfield, Sean P., Lipomi, Darren J., Dasgupta, Neil P., Fenning, David P.

“…Perovskite materials are emerging as promising top-cell candidates for high-efficiency silicon tandem solar cells. In two-terminal tandem designs, a…”
Get full text

Silver-free, Intrinsically Conductive Adhesives for PV by Chen, Alexander X., Aspiroz, Nicholas A., Brew, Sarah E., Valdez, Antonio M., Esparza, Guillermo L., Qie, Yi, Valdez, Noah J., Blau, Rachel, Bunch, Jordan A., Perry, Taralyn J., Rafeedi, Tarek, Abdal, Abdulhameed, Simon, Ignasi, Harwood, Duncan W., Lipomi, Darren J., Fenning, David P.

“…The projected silver consumption needed for the growth of the PV industry is unsustainable. Here, a conducting conjugated polymer is demonstrated as an…”
Get full text

Silver-free intrinsically conductive adhesives for shingled solar cells by Chen, Alexander X., Azpiroz, Nicholas A., Brew, Sarah E., Valdez, Antonio M., Esparza, Guillermo L., Qie, Yi, Valdez, Noah J., Blau, Rachel, Bunch, Jordan A., Perry, Taralyn J., Rafeedi, Tarek, Abdal, Abdulhameed, Simon, Ignasi, Harwood, Duncan W., Lipomi, Darren J., Fenning, David P.

Get full text