Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Vanessa L, Pool"'
Autor:
Kevin H. Stone, Aryeh Gold-Parker, Vanessa L. Pool, Eva L. Unger, Andrea R. Bowring, Michael D. McGehee, Michael F. Toney, Christopher J. Tassone
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-7 (2018)
The existence of a crystalline precursor is key to perovskite film formation, but the precise chemistry of the precursor and its transformation into perovskite are poorly understood. Here, the authors identify the crystal structure and conversion che
Externí odkaz:
https://doaj.org/article/084dc0368a604846b957dc8c71eb52af
Autor:
Vanessa L. Pool, Benjia Dou, Douglas G. Van Campen, Talysa R. Klein-Stockert, Frank S. Barnes, Sean E. Shaheen, Md I. Ahmad, Maikel F. A. M. van Hest, Michael F. Toney
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-8 (2017)
Processing is crucial to ensure material quality and stability in perovskite solar cells. Here, Poolet al. develop a scalable infrared annealing method and use in situXRD to map the processing phase space relative to the device efficiency. This provi
Externí odkaz:
https://doaj.org/article/64014dc7872048aebd6c7fdfa2e07b12
Autor:
Jeremy D. Fields, Md. Imteyaz Ahmad, Vanessa L. Pool, Jiafan Yu, Douglas G. Van Campen, Philip A. Parilla, Michael F. Toney, Maikel F. A. M. van Hest
Publikováno v:
Nature Communications, Vol 7, Iss 1, Pp 1-7 (2016)
The mechanism of contact formation during the firing of screen-printed contacts to Si solar cells remains elusive. Here, Fields et al. use in situ X-ray diffraction during firing to reveal the reaction sequence, thus suggesting approaches for develop
Externí odkaz:
https://doaj.org/article/d490e4a033a8454b8946f80386aebaee
Publikováno v:
Chemistry of Materials. 29:5931-5941
Organic–inorganic hybrid halide perovskites are one of the most promising emerging photovoltaic materials due to their high efficiency and potentially low processing cost. Here, we present a well-controlled, manufacturing relevant annealing method,
Autor:
Michael F. Toney, Maikel F.A.M. van Hest, Frank S. Barnes, Benjia Dou, I. Ahmad, Vanessa L. Pool, Talysa R. Klein-Stockert, Sean E. Shaheen, Douglas G. Van Campen
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-8 (2017)
Lead halide perovskites have emerged as successful optoelectronic materials with high photovoltaic power conversion efficiencies and low material cost. However, substantial challenges remain in the scalability, stability and fundamental understanding
Autor:
Wladek Walukiewicz, Weiwei Gao, Laura T. Schelhas, Roberto dos Reis, Michael F. Toney, Vanessa L. Pool, Kin Man Yu
Publikováno v:
Nano Letters. 16:5247-5254
Composites are a class of materials that are formed by mixing two or more components. These materials often have new functional properties compared to their constituent materials. Traditionally composites are formed by self-assembly due to structural
Autor:
Vanessa L. Pool, Lydia Helena Wong, Kong Fai Tai, Xiaojie Xu, Laura T. Schelhas, Ali Javey, Mark Hettick, Joel W. Ager, James Bullock, Elias Z. Stutz, Jose J Fonseca, Xiaosheng Fang, Michael F. Toney
Publikováno v:
Nano Letters. 16:1925-1932
P-type transparent conducting films of nanocrystalline (CuS)x:(ZnS)1-x were synthesized by facile and low-cost chemical bath deposition. Wide angle X-ray scattering (WAXS) and high resolution transmission electron microscopy (HRTEM) were used to eval
Publikováno v:
Journal of Magnetism and Magnetic Materials. 396:304-307
Nanoparticles of VxFe3−xO4 with up to 33% vanadium doping (x=0 to 1) and a 9 nm diameter are investigated in order to determine the site preference of the vanadium and the magnetic behavior of the nanoparticles. The iron and vanadium L23-edge X-ray
Autor:
Andrea R. Bowring, Eva L. Unger, Christopher J. Tassone, Aryeh Gold-Parker, Kevin H. Stone, Vanessa L. Pool, Michael D. McGehee, Michael F. Toney
Publikováno v:
Nature Communications
Nature Communications, Vol 9, Iss 1, Pp 1-7 (2018)
Nature Communications, Vol 9, Iss 1, Pp 1-7 (2018)
Understanding the formation chemistry of metal halide perovskites is key to optimizing processing conditions and realizing enhanced optoelectronic properties. Here, we reveal the structure of the crystalline precursor in the formation of methylammoni
Publikováno v:
Chemistry of Materials. 27:7240-7243