Materials, Chemical, and Computational Science Research Operations

2003

Improving Narrow Bandgap a-SiGe:H Alloys Grown by Hot-Wire Chemical Vapor Deposition

Xu, Y., Nelson, B. P., Gedvilas, L. M. & Reedy, R. C., 2003, In: Thin Solid Films. 430, 1-2, p. 197-201 5 p.

Research output: Contribution to journal › Article › peer-review

19 Scopus Citations

Influence of Filament and Substrate Temperatures on Structural and Optoelectronic Properties of Narrow Gap a-SiGe:H Alloys Deposited by Hot-Wire CVD

Xu, Y., Nelson, B. P., Williamson, D. L., Gedvilas, L. M. & Reedy, R. C., 2003, p. 455-460. 6 p.

Research output: Contribution to conference › Paper › peer-review

9 Scopus Citations

Influence of Substrate Temperature and Hydrogen Dilution Ratio on the Properties of Nanocrystalline Silicon Thin Films Grown by Hot-Wire Chemical Vapor Deposition

Moutinho, H. R., Jiang, C. S., Nelson, B., Xu, Y., Perkins, J., To, B., Jones, K. M., Romero, M. J. & Al-Jassim, M. M., 2003, p. 571-576. 6 p.

Research output: Contribution to conference › Paper › peer-review

1 Scopus Citations

In situ Studies of the Amorphous to Microcrystalline Transition of Hot-Wire Chemical Vapor Deposition Si:H Films Using Real-Time Spectroscopic Ellipsometry

Levi, D. H., Nelson, B. P., Perkins, J. D. & Moutinho, H. R., 2003, In: Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 21, 4, p. 1545-1549 5 p.

Research output: Contribution to journal › Article › peer-review

7 Scopus Citations

Investigation of BaxSr1-xTiO3 Film-Based Transmission Line for Direct Phase Modulation of Microwave Carrier

Kozyrev, A. B., Samoilova, T. B., Shafranova, E. G., Kaidanova, T., Ginley, D. S., Perkins, G. D., Alleman, J., Sengupta, L., Chiu, L. & Zhang, X., 2003, In: Integrated Ferroelectrics. 55, 1, p. 815-824 10 p.

Research output: Contribution to journal › Article › peer-review

4 Scopus Citations

Millimeter-Wave Loaded Line Ferroelectric Phase Shifters

Kozyrev, A., Ivanov, A., Soldatenkov, O., Tumarkin, A., Ivanova, S., Kaydanova, T., Perkins, J. D., Alleman, J., Ginley, D. S., Sengupta, L., Chiu, L. & Zhang, X., 2003, In: Integrated Ferroelectrics. 55, 1, p. 847-852 6 p.

Research output: Contribution to journal › Article › peer-review

17 Scopus Citations

Narrow Gap a-SiGe:H Grown by Hot-Wire Chemical Vapor Deposition

Nelson, B. P., Xu, Y., Williamson, D. L., Han, D., Braunstein, R., Boshta, M. & Alavi, B., 2003, In: Thin Solid Films. 430, 1-2, p. 104-109 6 p.

Research output: Contribution to journal › Article › peer-review

5 Scopus Citations

Procedures of Measurements of Ferroelectric Films Parameters in Frequency Range (20-60) GHz

Kozyrev, A., Buslov, O., Keis, V., Dovgan, D., Kotelnikov, I., Kulik, P., Sengupta, L., Chiu, L., Treadway, B., Kaydanova, T., Perkins, J. D., Alleman, J. & Ginley, D. S., 2003, In: Integrated Ferroelectrics. 55, 1, p. 895-903 9 p.

Research output: Contribution to journal › Article › peer-review

3 Scopus Citations

Project Summary of the NREL Amorphous Silicon Team

Nelson, B., 2003. 7 p.

Research output: Contribution to conference › Paper

Small-Angle Neutron Scattering Studies of Hot-Wire CVD a-Si:H

Williamson, D. L., Marr, D. W. M., Iwaniczko, E. & Nelson, B. P., 2003, In: Thin Solid Films. 430, 1-2, p. 192-196 5 p.

Research output: Contribution to journal › Article › peer-review

3 Scopus Citations

Studying Early Time HWCVD Growth of a-Si:H by Real Time Spectroscopic Ellipsometry

Levi, D., Nelson, B. P. & Reedy, R., 2003, In: Thin Solid Films. 430, 1-2, p. 20-23 4 p.

Research output: Contribution to journal › Article › peer-review

3 Scopus Citations

Time-Resolved Photoluminescence Studies of CdTe Solar Cells

Metzger, W. K., Albin, D., Levi, D., Sheldon, P., Li, X., Keyes, B. M. & Ahrenkiel, R. K., 2003, In: Journal of Applied Physics. 94, 5, p. 3549-3555 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

175 Scopus Citations

To Data Management and Beyond...for Photovoltaic Applications

Nelson, B., Friedman, D., Geisz, J., Albin, D., Benner, J. & Wang, Q., 2003, p. 295-300. 6 p.

Research output: Contribution to conference › Paper › peer-review

3 Scopus Citations

Toward High Performance N/P GaAs Solar Cells Grown on Low Dislocation Density p-Type SiGe Substrates

Ringel, S. A., Andre, C. L., Hudait, M. K., Wilt, D. M., Clark, E. B., Pitera, A. J., Lee, M. L., Fitzgerald, E. A., Carroll, M., Erdtmann, M., Carlin, J. A. & Keyes, B. M., 2003, p. 612-615. 4 p.

Research output: Contribution to conference › Paper › peer-review

6 Scopus Citations

Unintentional Carbon and Hydrogen Incorporation in GaNP Grown by Metal-Organic Chemical Vapor Deposition

Geisz, J. F., Reedy, R. C., Keyes, B. M. & Metzger, W. K., 2003, In: Journal of Crystal Growth. 259, 3, p. 223-231 9 p.

Research output: Contribution to journal › Article › peer-review

36 Scopus Citations

2002

Amorphous Silicon Films and Solar Cells Deposited by HWCVD at Ultra-High Deposition Rates

Mahan, A. H., Xu, Y., Iwaniczko, E., Williamson, D. L., Nelson, B. P. & Wang, Q., 2002, In: Journal of Non-Crystalline Solids. 299-302, p. 2-8 7 p.

Research output: Contribution to journal › Article › peer-review

26 Scopus Citations

Characterization of Microcrystalline Transition from Amorphous Silicon as a Function of Hydrogen Dilution and Substrate Temperature of Hot-Wire CVD

Wang, K., Zhang, H., Zhang, J., Owens, J. M., Weinberg-Wolf, J., Han, D., Gedvilas, L. & Nelson, B., 2002, p. 147-152. 6 p.

Research output: Contribution to conference › Paper › peer-review

Combinatorial Synthesis and Characterization of Zinc-Tin-Oxide Transparent Conductors

Perkins, J. D., Del Cueto, J. A., Alleman, J. L., Warmsingh, C., Keyes, B. M., Gedvilas, L. M., Parilla, P. A., To, B., Readey, D. W. & Ginley, D. S., 2002, p. 25-30. 6 p.

Research output: Contribution to conference › Paper › peer-review

2 Scopus Citations

Cu(In,Ga)Se2 Thin-Film Evolution During Growth - A Photoluminescence Study

Keyes, B. M., Dippo, P., Metzger, W., AbuShama, J. & Noufi, R., 2002, p. 511-514. 4 p.

Research output: Contribution to conference › Paper › peer-review

14 Scopus Citations

Direct-Write Printing of Silver Metallizations on Silicon Solar Cells

Curtis, C. J., Rivkin, T., Miedaner, A., Alleman, J., Perkins, J., Smith, L. & Ginley, D. S., 2002, p. 79-84. 6 p.

Research output: Contribution to conference › Paper › peer-review

6 Scopus Citations

Direct Write Processing for Photovoltaic Cells

Rivkin, T., Curtis, C., Miedaner, A., Perkins, J., Alleman, J. & Ginley, D., 2002, p. 1326-1329. 4 p.

Research output: Contribution to conference › Paper › peer-review

20 Scopus Citations

Discovery and Optimization of IN-ZN-SN-O Based Transparent Conductors by Combinatorial and Pulsed Laser Deposition Approaches

Perkins, J. D., Del Cueto, J. A., Alleman, J. L., Warmsingh, C., Keyes, B. M., Gedvilas, L. M., Parilla, P. A., Li, X., To, B., Readey, D. W., Van Hest, M. & Ginley, D. S., 2002, p. 1126-1129. 4 p.

Research output: Contribution to conference › Paper › peer-review

4 Scopus Citations

Electronic Properties of Hydrogenated Amorphous Silicon--Germanium Alloys and Long-Range Potential Fluctuations

Sheng, S. R., Sun, G. S., Liebe, J., Kattwinkel, A., Braunstein, R., Nelson, B. P., Von Roedern, B. & Bärner, K., 2002, In: Materials Science and Engineering: A. 325, 1-2, p. 490-496 7 p.

Research output: Contribution to journal › Article › peer-review

8 Scopus Citations

Evaluation of NF3 versus Dimethylhydrazine as N Sources for GaAsN

Kurtz, S., Reedy, R., Keyes, B., Barber, G. D., Geisz, J. F., Friedman, D. J., McMahon, W. E. & Olson, J. M., 2002, In: Journal of Crystal Growth. 234, 2-3, p. 323-326 4 p.

Research output: Contribution to journal › Article › peer-review

31 Scopus Citations

Fermi-Level Dependence of the Charge State of Diffusing Hydrogen in Amorphous Silicon

Branz, H. M., Reedy, R., Crandall, R. S., Mahan, H., Xu, Y. & Nelson, B. P., 2002, In: Journal of Non-Crystalline Solids. 299-302, PART 1, p. 191-195 5 p.

Research output: Contribution to journal › Article › peer-review

16 Scopus Citations

Hot Wire Chemical Vapor Deposition of Isolated Carbon Single-Walled Nanotubes

Mahan, A. H., Alleman, J. L., Heben, M. J., Parilla, P. A., Jones, K. M. & Dillon, A. C., 2002, In: Applied Physics Letters. 81, 21, p. 4061-4063 3 p.

Research output: Contribution to journal › Article › peer-review

Open Access

25 Scopus Citations

In-Situ Characterization of the Amorphous to Microscrystalline Transition in Hot Wire CVD Growth of Si:H Using Real Time Spectroscopic Ellipsometry

Levi, D. H., Nelson, B. P., Perkins, J. D. & Moutinho, H. R., 2002, p. 1146-1149. 4 p.

Research output: Contribution to conference › Paper › peer-review

2 Scopus Citations

Investigation of the Microstructure of Cu(In,Ga)Se2 Thin Films Used in High-Efficiency Devices

Noufi, R., Yan, Y., Abu-Shama, J., Jones, K., Al-Jassim, M., Keyes, B., Alleman, J. & Ramanathan, K., 2002, p. 508-510. 3 p.

Research output: Contribution to conference › Paper › peer-review

10 Scopus Citations

Mapping the Phase-Change Parameter Space of Hot-Wire CVD Si:H Films Using In-Situ Real Time Spectroscopic Ellipsometry

Levi, D. H., Nelson, B. P. & Perkins, J. D., 2002, p. 153-158. 6 p.

Research output: Contribution to conference › Paper › peer-review

4 Scopus Citations

Narrow Gap a-SiGe:H Grown by Hot-Wire Chemical Vapor Deposition: Preprint

Nelson, B., 2002. 22 p.

Research output: Contribution to conference › Paper

Photoconductivity Stability Improvement in Hydrogenated Amorphous Silicon by Ultraviolet Illumination

Branz, H. M., Xu, Y., Heck, S., Wang, Q., Gao, W., Crandall, R. S. & Nelson, B. P., 2002, p. 453-458. 6 p.

Research output: Contribution to conference › Paper › peer-review

Physical Properties of HWCVD Microcrystalline Silicon Thin Films

Moutinho, H. R., Romero, M. J., Jiang, C. S., Xu, Y., Nelson, B. P., Jones, K. M., Mahan, A. H. & Al-Jassim, M. M., 2002, p. 1250-1253. 4 p.

Research output: Contribution to conference › Paper › peer-review

Properties of Cd and Zn Partial Electrolyte Treated CIGS Solar Cells

Ramanathan, K., Hasoon, F. S., Smith, S., Mascarenhas, A., Al-Thani, H., Alleman, J., Ullal, H. S., Keane, J., Johnson, P. K. & Sites, J. R., 2002, p. 523-526. 4 p.

Research output: Contribution to conference › Paper › peer-review

18 Scopus Citations

Real Time Spectroscopic Ellipsometry of Amorphous Silicon Grown at High Deposition Rates by Hot-Wire CVD

Nelson, B. P. & Levi, D. H., 2002, p. 159-164. 6 p.

Research output: Contribution to conference › Paper › peer-review

4 Scopus Citations

Single Wall Carbon Nanotube--Nafion Composite Actuators

Landi, B. J., Raffaelle, R. P., Heben, M. J., Alleman, J. L., VanDerveer, W. & Gennett, T., 2002, In: Nano Letters. 2, 11, p. 1329-1332 4 p.

Research output: Contribution to journal › Article › peer-review

276 Scopus Citations

Spectroscopic Cathodoluminescence Studies of the ZnTe:Cu Contact Process for CdS/CdTe Solar Cells

Gessert, T. A., Romero, M. J., Johnston, S., Keyes, B. & Dippo, P., 2002, p. 535-538. 4 p.

Research output: Contribution to conference › Paper › peer-review

10 Scopus Citations

Ultrafast Carrier Thermalization in Hydrogenated Amorphous Silicon

Dexheimer, S. L., Zhang, C. P., Liu, J., Young, J. E. & Nelson, B. P., 2002, p. 269-274. 6 p.

Research output: Contribution to conference › Paper › peer-review

9 Scopus Citations

2001

Adsorption of Hydrogen on Carbon Single-Walled Nanotubes as Measured by the Volumetric Technique

Parilla, P. A., Dillon, A. C., Gennett, T., Alleman, J. L., Jones, K. M. & Heben, M. J., 2001, p. A14361-A14366.

Research output: Contribution to conference › Paper › peer-review

7 Scopus Citations

Determination of the Mobile-Hydrogen Charge State in Hydrogenated Amorphous Silicon

Nelson, B. P., Xu, Y., Reedy, R. C., Crandall, R. S., Harv Mahan, A. & Branz, H. M., 2001, p. A2821-A2826.

Research output: Contribution to conference › Paper › peer-review

2 Scopus Citations

Evaluating the Purity of Single-Wall Nanotube Materials

Dillon, A. C., Gennett, T., Parilla, P. A., Alleman, J. L., Jones, K. M. & Heben, M. J., 2001, p. A521-A526.

Research output: Contribution to conference › Paper › peer-review

11 Scopus Citations

Evidence for Light-Induced Long-Range Hydrogen Motion in a-Si:H Using Raman Scattering of a-WO3

Cheong, H. M., Lee, S. H., Nelson, B., Mascarenhas, A. & Deb, S. K., 2001, In: Electrochimica Acta. 46, 13-14, p. 1963-1966 4 p.

Research output: Contribution to journal › Article › peer-review

2 Scopus Citations

Evidence for Long-Range Hydrogen Motion in a-Si:H under Room-Temperature Illumination Using Raman Scattering of Amorphous Tungsten Oxide Overlayer

Cheong, H. M., Lee, S. H., Nelson, B., Mascarenhas, A. & Deb, S. K., 2001, p. A2851-A2856.

Research output: Contribution to conference › Paper › peer-review

High-Deposition Rate a-Si:H n-i-p Solar Cells Grown by HWCVD

Nelson, B. P., Iwaniczko, E., Mahan, A. H., Wang, Q., Xu, Y., Crandall, R. S. & Branz, H. M., 2001, In: Thin Solid Films. 395, 1-2, p. 292-297 6 p.

Research output: Contribution to journal › Article › peer-review

45 Scopus Citations

Interface Investigation of ZnO/CdS/CuIn1-xGaxSe2/Mo Solar Cells

Hasoon, F. S., Al-Thani, H. A., Jones, K. M., Yan, Y., Moutinho, H. R., Young, M., Asher, S. E., Alleman, J., Bhattacharya, R., Ramanathan, K., Keane, J. & Al-Jassim, M. M., 2001, p. H681-H687.

Research output: Contribution to conference › Paper › peer-review

2 Scopus Citations

Microstructural Properties of Cu(In,Ga)Se2 Thin Films Used In High Efficiency Devices

Hasoon, F. S., Yan, Y., Althani, H., Jones, K. M., Moutinho, H. R., Alleman, J., Al-Jassim, M. M. & Noufi, R., 2001, In: Thin Solid Films. 387, 1-2, p. 1-5 5 p.

Research output: Contribution to journal › Article › peer-review

51 Scopus Citations

Rapid, Room Temperature, High-Density Hydrogen Adsorption on Single-Walled Carbon Nanotubes at Atmospheric Pressure Assisted by a Metal Alloy

Heben, M. J., Dillon, A. C., Gennett, T., Alleman, J. L., Parilla, P. A., Jones, K. M. & Hornyak, G. L., 2001, p. A911-A9111.

Research output: Contribution to conference › Paper › peer-review

8 Scopus Citations

Saturated Defect Densities of Hydrogenated Amorphous Silicon Grown by Hot-Wire Chemical Vapor Deposition at Rates up to 150 A/s

Mahan, A. H., Xu, Y., Nelson, B. P., Crandall, R. S., Cohen, J. D., Palinginis, K. C. & Gallagher, A. C., 11 Jun 2001, In: Applied Physics Letters. 78, 24, p. 3788-3790 3 p.

Research output: Contribution to journal › Article › peer-review

27 Scopus Citations

Structural Properties of Hot Wire a-Si:H Films Deposited at Rates in Excess of 100 A/s

Mahan, A. H., Xu, Y., Williamson, D. L., Beyer, W., Perkins, J. D., Vanecek, M., Gedvilas, L. M. & Nelson, B. P., 15 Nov 2001, In: Journal of Applied Physics. 90, 10, p. 5038-5047 10 p.

Research output: Contribution to journal › Article › peer-review

76 Scopus Citations

2000

Anisotropy in Hydrogenated Silicon Thin Films

Webb, J. D., Nelson, B. P., Mahan, A. H., Theisen, J., Reedy, R., Perkins, J. D. & Gedvilas, L. M., 2000, p. A1641-A1646.

Research output: Contribution to conference › Paper › peer-review

BGaInAs Alloys Lattice Matched to GaAs

Geisz, J. F., Friedman, D. J., Olson, J. M., Kurtz, S. R., Reedy, R. C., Swartzlander, A. B., Keyes, B. M. & Norman, A. G., 2000, In: Applied Physics Letters. 76, 11, p. 1443-1445 3 p.

Research output: Contribution to journal › Article › peer-review

91 Scopus Citations

Materials, Chemical, and Computational Science Research Operations

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