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Author

  • John Kouvetakis
2011
8 Scopus citations

Complementary metal-oxide semiconductor-compatible detector materials with enhanced 1550 nm responsivity via Sn-doping of Ge/Si(100)

Roucka, R., Beeler, R., Mathews, J., Ryu, M. Y., Kee Yeo, Y., Menendez, J. & Kouvetakis, J., May 15 2011, In : Journal of Applied Physics. 109, 10, 103115.

Research output: Contribution to journalArticle

41 Scopus citations
1 Scopus citations

Direct gap electroluminescence from Si/Ge1-y Sny p-i-n heterostructure diodes

Roucka, R., Mathews, J., Beeler, R. T., Tolle, J., Kouvetakis, J. & Menendez, J., Feb 7 2011, In : Applied Physics Letters. 98, 6, 061109.

Research output: Contribution to journalArticle

87 Scopus citations

Direct gap photoluminescence and electroluminescence in Ge 1-ySny alloys

Roucka, R., Mathews, J., Menendez, J. & Kouvetakis, J., Nov 22 2011, 8th IEEE International Conference on Group IV Photonics, GFP 2011. p. 214-216 3 p. 6053767. (IEEE International Conference on Group IV Photonics GFP).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Direct versus indirect optical recombination in Ge films grown on Si substrates

Grzybowski, G., Roucka, R., Mathews, J., Jiang, L., Beeler, R. T., Kouvetakis, J. & Menendez, J., Nov 11 2011, In : Physical Review B - Condensed Matter and Materials Physics. 84, 20, 205307.

Research output: Contribution to journalArticle

53 Scopus citations

High-performance near-IR photodiodes: A novel chemistry-based approach to Ge and Ge-Sn devices integrated on silicon

Roucka, R., Mathews, J., Weng, C., Beeler, R., Tolle, J., Menendez, J. & Kouvetakis, J., Jan 26 2011, In : IEEE Journal of Quantum Electronics. 47, 2, p. 213-222 10 p., 5689404.

Research output: Contribution to journalArticle

74 Scopus citations

Nanosynthesis routes to new tetrahedral crystalline solids: Silicon-like Si3AlP

Watkins, T., Chizmeshya, A., Jiang, L., Smith, D., Beeler, R. T., Grzybowski, G., Poweleit, C. D., Menendez, J. & Kouvetakis, J., Oct 12 2011, In : Journal of the American Chemical Society. 133, 40, p. 16212-16218 7 p.

Research output: Contribution to journalArticle

24 Scopus citations
42 Scopus citations

Photoluminescence from heavily doped GeSn:P materials grown on Si(100)

Grzybowski, G., Jiang, L., Mathews, J., Roucka, R., Xu, C., Beeler, R. T., Kouvetakis, J. & Menendez, J., Oct 24 2011, In : Applied Physics Letters. 99, 17, 171910.

Research output: Contribution to journalArticle

30 Scopus citations

Synthesis and materials properties of sn/p-doped ge on si(100): Photoluminescence and prototype devices

Beeler, R. T., Grzybowski, G. J., Roucka, R., Jiang, L., Mathews, J., Smith, D., Menendez, J., Chizmeshya, A. & Kouvetakis, J., Oct 25 2011, In : Chemistry of Materials. 23, 20, p. 4480-4486 7 p.

Research output: Contribution to journalArticle

14 Scopus citations

Temperature dependence of the Raman spectrum in Ge1-ySn y and Ge1-x-ySixSny alloys

Bagchi, S., Poweleit, C. D., Beeler, R. T., Kouvetakis, J. & Menendez, J., Nov 2 2011, In : Physical Review B - Condensed Matter and Materials Physics. 84, 19, 193201.

Research output: Contribution to journalArticle

7 Scopus citations
2012

(Si) 5-2y(AlP) y alloys assembled on Si(100) from Al-P-Si 3 building units

Watkins, T., Jiang, L., Xu, C., Chizmeshya, A., Smith, D., Menendez, J. & Kouvetakis, J., Jan 9 2012, In : Applied Physics Letters. 100, 2, 022101.

Research output: Contribution to journalArticle

13 Scopus citations
30 Scopus citations

Degenerate parallel conducting layer and conductivity type conversion observed from p-Ge1-ySny (y=0.06%) grown on n-Si substrate

Ryu, M. Y., Yeo, Y. K., Ahoujja, M., Harris, T., Beeler, R. & Kouvetakis, J., Sep 24 2012, In : Applied Physics Letters. 101, 13, 131110.

Research output: Contribution to journalArticle

6 Scopus citations

GeSiSn photodiodes with 1 eV optical gaps grown on Si(100) and Ge(100) platforms

Beeler, R. T., Smith, D., Kouvetakis, J. & Menendez, J., Jul 27 2012, In : IEEE Journal of Photovoltaics. 2, 4, p. 434-440 7 p., 6244831.

Research output: Contribution to journalArticle

26 Scopus citations

GeSn alloys on Si using deuterated stannane and trigermane: Synthesis and Properties

Grzybowski, G., Beeler, R. T., Jiang, L., Smith, D., Chizmeshya, A., Kouvetakis, J. & Menendez, J., Dec 1 2012, SiGe, Ge, and Related Compounds 5: Materials, Processing, and Devices. 9 ed. p. 865-874 10 p. (ECS Transactions; vol. 50, no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

High performance group IV photodiodes with tunable absorption edges based on ternary SiGeSn alloys

Beeler, R. T., Menendez, J., Smith, D. & Kouvetakis, J., Dec 1 2012, SiGe, Ge, and Related Compounds 5: Materials, Processing, and Devices. 9 ed. p. 591-599 9 p. (ECS Transactions; vol. 50, no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations
23 Scopus citations

Monocrystalline Al(As1-xNx)Si3 and Al(P1-xNx)ySi5-2 y alloys with diamond-like structures: New chemical approaches to semiconductors lattice matched to Si

Kouvetakis, J., Chizmeshya, A., Jiang, L., Watkins, T., Grzybowski, G., Beeler, R. T., Poweleit, C. & Menendez, J., Aug 28 2012, In : Chemistry of Materials. 24, 16, p. 3219-3230 12 p.

Research output: Contribution to journalArticle

9 Scopus citations

Nano-synthesis approach to the fabrication of monocrystalline silicon-like (III-V)yIV5-2y semiconductors

Chizmeshya, A., Kouvetakis, J., Grzybowski, G., Beeler, R. & Menendez, J., Dec 1 2012, SiGe, Ge, and Related Compounds 5: Materials, Processing, and Devices. 9 ed. p. 623-634 12 p. (ECS Transactions; vol. 50, no. 9).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Next generation of Ge 1-ySn y (y = 0.01-0.09) alloys grown on Si(100) via Ge 3H 8 and SnD 4: Reaction kinetics and tunable emission

Grzybowski, G., Beeler, R. T., Jiang, L., Smith, D., Kouvetakis, J. & Menendez, J., Aug 13 2012, In : Applied Physics Letters. 101, 7, 072105.

Research output: Contribution to journalArticle

81 Scopus citations

Synthesis and properties of monocrystalline Al(As 1-xP x)Si 3 alloys on Si(100)

Grzybowski, G., Watkins, T., Beeler, R. T., Jiang, L., Smith, D., Chizmeshya, A., Kouvetakis, J. & Menendez, J., Jun 26 2012, In : Chemistry of Materials. 24, 12, p. 2347-2355 9 p.

Research output: Contribution to journalArticle

9 Scopus citations

Synthesis and properties of Si-Ge-Sn materials and devices grown by CVD

Kouvetakis, J., Beeler, R. & Menendez, J., 2012, Information Optoelectronics, Nanofabrication and Testing, IONT 2012.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Ultra-low-temperature epitaxy of ge-based semiconductors and optoelectronic structures on Si(100): Introducing higher order germanes (Ge 3H 8, Ge 4H 10)

Grzybowski, G., Jiang, L., Beeler, R. T., Watkins, T., Chizmeshya, A., Xu, C., Menendez, J. & Kouvetakis, J., May 8 2012, In : Chemistry of Materials. 24, 9, p. 1619-1628 10 p.

Research output: Contribution to journalArticle

29 Scopus citations
2013

Band gap-engineered group-IV optoelectronic semiconductors, photodiodes and prototype photovoltaic devices

Beeler, R. T., Gallagher, J., Xu, C., Jiang, L., Senaratne, C. L., Smith, D., Menendez, J., Chizmeshya, A. & Kouvetakis, J., Nov 15 2013, In : ECS Journal of Solid State Science and Technology. 2, 9, p. Q172-Q177

Research output: Contribution to journalArticle

15 Scopus citations

Fundamental band gap and direct-indirect crossover in Ge 1-x-ySixSny alloys

Gallagher, J. D., Xu, C., Jiang, L., Kouvetakis, J. & Menendez, J., Nov 11 2013, In : Applied Physics Letters. 103, 20, 202104.

Research output: Contribution to journalArticle

41 Scopus citations
3 Scopus citations
6 Scopus citations

New strategies for Ge-on-Si materials and devices using non-conventional hydride chemistries: The tetragermane case

Xu, C., Beeler, R. T., Jiang, L., Grzybowski, G., Chizmeshya, A., Menendez, J. & Kouvetakis, J., Oct 1 2013, In : Semiconductor Science and Technology. 28, 10, 105001.

Research output: Contribution to journalArticle

27 Scopus citations

Optical properties of Ge1x-ySixSny alloys with y > x: Direct bandgaps beyond 1550 nm

Xu, C., Jiang, L., Kouvetakis, J. & Menendez, J., Aug 12 2013, In : Applied Physics Letters. 103, 7, 072111.

Research output: Contribution to journalArticle

18 Scopus citations

Rational design of monocrystalline (InP)yGe5-2y/Ge/ Si(100) semiconductors: Synthesis and optical properties

Sims, P. E., Chizmeshya, A., Jiang, L., Beeler, R. T., Poweleit, C. D., Gallagher, J., Smith, D., Menendez, J. & Kouvetakis, J., Aug 21 2013, In : Journal of the American Chemical Society. 135, 33, p. 12388-12399 12 p.

Research output: Contribution to journalArticle

2 Scopus citations

Temperature-dependent photoluminescence of Ge/Si and Ge 1-ySny/Si, indicating possible indirect-to-direct bandgap transition at lower Sn content

Ryu, M. Y., Harris, T. R., Yeo, Y. K., Beeler, R. T. & Kouvetakis, J., Apr 29 2013, In : Applied Physics Letters. 102, 17, 171908.

Research output: Contribution to journalArticle

53 Scopus citations
2014

Advances in light emission from group-IV alloys via lattice engineering and n-type doping based on custom-designed chemistries

Senaratne, C. L., Gallagher, J. D., Aoki, T., Kouvetakis, J. & Menendez, J., Oct 28 2014, In : Chemistry of Materials. 26, 20, p. 6033-6041 9 p.

Research output: Contribution to journalArticle

31 Scopus citations

Atomic scale studies of structure and bonding in A1PSi3 alloys grown lattice-matched on Si(001)

Aoki, T., Jiang, L., Chizmeshya, A., Menendez, J., Kouvetakis, J. & Smith, D., Aug 1 2014, In : Microscopy and Microanalysis. 20, 3, p. 524-525 2 p.

Research output: Contribution to journalConference article

Compositional dependence of the bowing parameter for the direct and indirect band gaps in Ge1-ySny alloys

Gallagher, J. D., Senaratne, C. L., Kouvetakis, J. & Menendez, J., Oct 6 2014, In : Applied Physics Letters. 105, 14, 142102.

Research output: Contribution to journalArticle

61 Scopus citations
74 Scopus citations

Development of light emitting group IV ternary alloys on Si platforms for long wavelength optoelectronic applications

Jiang, L., Xu, C., Gallagher, J. D., Favaro, R., Aoki, T., Menendez, J. & Kouvetakis, J., Apr 22 2014, In : Chemistry of Materials. 26, 8, p. 2522-2531 10 p.

Research output: Contribution to journalArticle

31 Scopus citations

Direct gap group IV semiconductors for next generation Si-based IR photonics

Kouvetakis, J., Gallagher, J. & Menendez, J., 2014, Materials Research Society Symposium Proceedings. Materials Research Society, Vol. 1666.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electrical characterization studies of p-type Ge, Ge1-ySn y, and Si0.09Ge0.882Sn0.028 grown on n-Si substrates

Harris, T. R., Ryu, M. Y., Yeo, Y. K., Beeler, R. T. & Kouvetakis, J., Mar 14 2014, In : Current Applied Physics. 14, SUPPL. 1, p. S123-S128

Research output: Contribution to journalArticle

2 Scopus citations

Epitaxy of light emitting SiGeSn materials using novel precursors

Kouvetakis, J. & Menendez, J., Jan 1 2014, 2014 7th International Silicon-Germanium Technology and Device Meeting, ISTDM 2014. IEEE Computer Society, p. 143-144 2 p. 6874700. (2014 7th International Silicon-Germanium Technology and Device Meeting, ISTDM 2014).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Frustrated incomplete donor ionization in ultra-low resistivity germanium films

Xu, C., Senaratne, C. L., Kouvetakis, J. & Menendez, J., Dec 8 2014, In : Applied Physics Letters. 105, 23, 232103.

Research output: Contribution to journalArticle

17 Scopus citations

Ge1-ySny (y = 0.01-0.10) alloys on Ge-buffered Si: Synthesis, microstructure, and optical properties

Senaratne, C. L., Gallagher, J. D., Jiang, L., Aoki, T., Smith, D., Menendez, J. & Kouvetakis, J., Oct 7 2014, In : Journal of Applied Physics. 116, 13, 133509.

Research output: Contribution to journalArticle

26 Scopus citations

High resolution EELS study of Ge1-ySny and Ge1-x-ySixSny alloys

Jiang, L., Aoki, T., Kouvetakis, J. & Menendez, J., Aug 1 2014, In : Microscopy and Microanalysis. 20, 3, p. 520-521 2 p.

Research output: Contribution to journalConference article

3 Scopus citations
5 Scopus citations

Observation of heavy- and light-hole split direct bandgap photoluminescence from tensile-strained GeSn (0.03% Sn)

Harris, T. R., Yeo, Y. K., Ryu, M. Y., Beeler, R. T. & Kouvetakis, J., Sep 14 2014, In : Journal of Applied Physics. 116, 10, 103502.

Research output: Contribution to journalArticle

15 Scopus citations

Synthesis and optical properties of Sn-rich Ge1-X -ySi xSny materials and devices

Xu, C., Beeler, R. T., Jiang, L., Gallagher, J. D., Favaro, R., Menendez, J. & Kouvetakis, J., Apr 30 2014, In : Thin Solid Films. 557, p. 177-182 6 p.

Research output: Contribution to journalArticle

15 Scopus citations
2015

CMOS compatible in-situ n-type doping of ge using new generation doping agents P(MH3)3 and As(MH3)3 (M=Si, Ge)

Xu, C., Gallagher, J. D., Senaratne, C. L., Sims, P. E., Kouvetakis, J. & Menendez, J., 2015, ECS Transactions. 14 ed. Electrochemical Society Inc., Vol. 69. p. 3-15 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Compositional dependence of optical interband transition energies in GeSn and GeSiSn alloys

Xu, C., Senaratne, C. L., Kouvetakis, J. & Menendez, J., Aug 1 2015, In : Solid-State Electronics. 110, p. 76-82 7 p.

Research output: Contribution to journalArticle

12 Scopus citations