Sefaattin Tongay

Asst Professor

  • 10374 Citations
  • 45 h-Index
20042022
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Research Output 2004 2019

2019
6 Citations (Scopus)

A dielectric-defined lateral heterojunction in a monolayer semiconductor

Utama, M. I. B., Kleemann, H., Zhao, W., Ong, C. S., da Jornada, F. H., Qiu, D. Y., Cai, H., Li, H., Kou, R., Zhao, S., Wang, S., Watanabe, K., Taniguchi, T., Tongay, S., Zettl, A., Louie, S. G. & Wang, F., Feb 1 2019, In : Nature Electronics. 2, 2, p. 60-65 6 p.

Research output: Contribution to journalArticle

Heterojunctions
heterojunctions
Monolayers
Semiconductor materials
Energy gap

Anomalous phase transition behavior in hydrothermal grown layered tellurene

Li, H., Wu, K., Yang, S., Boland, T., Chen, B., Singh, A. K. & Tongay, S., Nov 14 2019, In : Nanoscale. 11, 42, p. 20245-20251 7 p.

Research output: Contribution to journalArticle

Phase transitions
Nanoribbons
Carbon Nanotubes
Hysteresis
Tellurium

Author Correction: Emerging photoluminescence from the dark-exciton phonon replica in monolayer WSe2 (Nature Communications, (2019), 10, 1, (2469), 10.1038/s41467-019-10477-6)

Li, Z., Wang, T., Jin, C., Lu, Z., Lian, Z., Meng, Y., Blei, M., Gao, S., Taniguchi, T., Watanabe, K., Ren, T., Tongay, S., Yang, L., Smirnov, D., Cao, T. & Shi, S. F., Dec 1 2019, In : Nature communications. 10, 1, 4649.

Research output: Contribution to journalComment/debate

Open Access
Phonons
document markup languages
HTML
Magnetic Fields
replicas

Author Correction: Observation of moiré excitons in WSe 2 /WS 2 heterostructure superlattices (Nature, (2019), 567, 7746, (76-80), 10.1038/s41586-019-0976-y)

Jin, C., Regan, E. C., Yan, A., Utama, M. I. B., Wang, D., Zhao, S., Qin, Y., Yang, S., Zheng, Z., Shi, S., Watanabe, K., Taniguchi, T., Tongay, S., Zettl, A. & Wang, F., Jan 1 2019, In : Nature.

Research output: Contribution to journalComment/debate

Open Access
Observation
Scanning Transmission Electron Microscopy
Contracts
History
LDS 751

Chemical and physical changes of microplastics during sterilization by chlorination

Kelkar, V. P., Rolsky, C. B., Pant, A., Green, M., Tongay, S. & Halden, R., Oct 15 2019, In : Water Research. 114871.

Research output: Contribution to journalArticle

Chlorination
High density polyethylenes
chlorination
Polypropylenes
Polystyrenes

Direct Observation of Gate-Tunable Dark Trions in Monolayer WSe2

Li, Z., Wang, T., Lu, Z., Khatoniar, M., Lian, Z., Meng, Y., Blei, M., Taniguchi, T., Watanabe, K., McGill, S. A., Tongay, S., Menon, V. M., Smirnov, D. & Shi, S. F., Oct 9 2019, In : Nano Letters. 19, 10, p. 6886-6893 8 p.

Research output: Contribution to journalArticle

Excitons
Monolayers
excitons
life (durability)
free electrons
1 Citation (Scopus)

Electro-Optic Modulation in Hybrid Metal Halide Perovskites

Gao, Y., Walters, G., Qin, Y., Chen, B., Min, Y., Seifitokaldani, A., Sun, B., Todorovic, P., Saidaminov, M. I., Lough, A., Tongay, S., Hoogland, S. & Sargent, E. H., Jan 1 2019, In : Advanced Materials. 1808336.

Research output: Contribution to journalArticle

Metal halides
Electrooptical effects
Modulation
Birefringence
Crystals
3 Citations (Scopus)

Emerging photoluminescence from the dark-exciton phonon replica in monolayer WSe2

Li, Z., Wang, T., Jin, C., Lu, Z., Lian, Z., Meng, Y., Blei, M., Gao, S., Taniguchi, T., Watanabe, K., Ren, T., Tongay, S., Yang, L., Smirnov, D., Cao, T. & Shi, S. F., Dec 1 2019, In : Nature communications. 10, 1, 2469.

Research output: Contribution to journalArticle

Open Access
Phonons
replicas
emerging
Monolayers
Photoluminescence
1 Citation (Scopus)

Highly Polarized Photoelectrical Response in vdW ZrS3 Nanoribbons

Wang, X., Wu, K., Blei, M., Wang, Y., Pan, L., Zhao, K., Shan, C., Lei, M., Cui, Y., Chen, B., Wright, D., Hu, W., Tongay, S. & Wei, Z., Jan 1 2019, In : Advanced Electronic Materials. 1900419.

Research output: Contribution to journalArticle

Nanoribbons
Carbon Nanotubes
Light absorption
Photocurrents
Anisotropy
4 Citations (Scopus)

Highly Sensitive Polarization Photodetection Using a Pseudo-One-Dimensional Nb(1- x)TixS3 Alloy

Yang, S., Wu, M., Shen, W., Huang, L., Tongay, S., Wu, K., Wei, B., Qin, Y., Wang, Z., Jiang, C. & Hu, C., Jan 23 2019, In : ACS Applied Materials and Interfaces. 11, 3, p. 3342-3350 9 p.

Research output: Contribution to journalArticle

Polarization
Optical anisotropy
Photodetectors
Energy gap
Light polarization

Identification of spin, valley and moiré quasi-angular momentum of interlayer excitons

Jin, C., Regan, E. C., Wang, D., Iqbal Bakti Utama, M., Yang, C. S., Cain, J., Qin, Y., Shen, Y., Zheng, Z., Watanabe, K., Taniguchi, T., Tongay, S., Zettl, A. & Wang, F., Jan 1 2019, (Accepted/In press) In : Nature Physics.

Research output: Contribution to journalLetter

valleys
interlayers
angular momentum
excitons
engineers
4 Citations (Scopus)

Integration of atomically thin layers of transition metal dichalcogenides into high-Q, monolithic Bragg-cavities: An experimental platform for the enhancement of the optical interaction in 2D-materials

Knopf, H., Lundt, N., Bucher, T., Höfling, S., Tongay, S., Taniguchi, T., Watanabe, K., Staude, I., Schulz, U., Schneider, C. & Eilenberger, F., Feb 1 2019, In : Optical Materials Express. 9, 2, p. 598-610 13 p.

Research output: Contribution to journalArticle

Transition metals
Photoluminescence
Coatings
Physical vapor deposition
Excitons

Magnetic-field-induced splitting and polarization of monolayer-based valley exciton polaritons

Lundt, N., Klaas, M., Sedov, E., Waldherr, M., Knopf, H., Blei, M., Tongay, S., Klembt, S., Taniguchi, T., Watanabe, K., Schulz, U., Kavokin, A., Höfling, S., Eilenberger, F. & Schneider, C., Sep 27 2019, In : Physical Review B. 100, 12, 121303.

Research output: Contribution to journalArticle

Excitons
polaritons
valleys
Monolayers
excitons
41 Citations (Scopus)

Observation of moiré excitons in WSe 2 /WS 2 heterostructure superlattices

Jin, C., Regan, E. C., Yan, A., Iqbal Bakti Utama, M., Wang, D., Zhao, S., Qin, Y., Yang, S., Zheng, Z., Shi, S., Watanabe, K., Taniguchi, T., Tongay, S., Zettl, A. & Wang, F., Mar 7 2019, In : Nature. 567, 7746, p. 76-80 5 p.

Research output: Contribution to journalLetter

Observation
Tungsten
Graphite
LDS 751
Butterflies

Optical valley Hall effect for highly valley-coherent exciton-polaritons in an atomically thin semiconductor

Lundt, N., Dusanowski, Ł., Sedov, E., Stepanov, P., Glazov, M. M., Klembt, S., Klaas, M., Beierlein, J., Qin, Y., Tongay, S., Richard, M., Kavokin, A. V., Höfling, S. & Schneider, C., Aug 1 2019, In : Nature nanotechnology. 14, 8, p. 770-775 6 p.

Research output: Contribution to journalArticle

Hall effect
Excitons
polaritons
valleys
excitons

Passivation of Layered Gallium Telluride by Double Encapsulation with Graphene

Mercado, E., Zhou, Y., Xie, Y., Zhao, Q., Cai, H., Chen, B., Jie, W., Tongay, S., Wang, T. & Kuball, M., Nov 5 2019, In : ACS Omega. 4, 19, p. 18002-18010 9 p.

Research output: Contribution to journalArticle

Open Access
Gallium
Graphite
Encapsulation
Passivation
Graphene
4 Citations (Scopus)

Perseverance of direct bandgap in multilayer 2D PbI 2 under an experimental strain up to 7.69%

Du, L., Wang, C., Xiong, W., Zhang, S., Xia, C., Wei, Z., Li, J., Tongay, S., Yang, F., Zhang, X., Liu, X. & Liu, Q., Feb 8 2019, In : 2D Materials. 6, 2, 025014.

Research output: Contribution to journalArticle

Multilayers
Energy gap
optoelectronic devices
flexibility
Electron transitions
1 Citation (Scopus)

Pressure dependence of direct optical transitions in ReS2 and ReSe2

Oliva, R., Laurien, M., Dybala, F., Kopaczek, J., Qin, Y., Tongay, S., Rubel, O. & Kudrawiec, R., Dec 1 2019, In : npj 2D Materials and Applications. 3, 1, 20.

Research output: Contribution to journalArticle

Open Access
Optical transitions
optical transition
Band structure
pressure dependence
interlayers
1 Citation (Scopus)

Strain-Tunable Single Photon Sources in WSe2 Monolayers

Iff, O., Tedeschi, D., Martín-Sánchez, J., Moczała-Dusanowska, M., Tongay, S., Yumigeta, K., Taboada-Gutiérrez, J., Savaresi, M., Rastelli, A., Alonso-González, P., Höfling, S., Trotta, R. & Schneider, C., Oct 9 2019, In : Nano Letters. 19, 10, p. 6931-6936 6 p.

Research output: Contribution to journalArticle

Light sources
Monolayers
Photons
Piezoelectric devices
emitters

Tunable electronic structure in gallium chalcogenide van der Waals compounds

Shevitski, B., Ulstrup, S., Koch, R. J., Cai, H., Tongay, S., Moreschini, L., Jozwiak, C., Bostwick, A., Zettl, A., Rotenberg, E. & Aloni, S., Oct 9 2019, In : Physical Review B. 100, 16, 165112.

Research output: Contribution to journalArticle

Gallium
Electronic structure
gallium
Valence bands
Alloying
2 Citations (Scopus)

Ultrafast Zero-Bias Surface Photocurrent in Germanium Selenide: Promise for Terahertz Devices and Photovoltaics

Kushnir, K., Qin, Y., Shen, Y., Li, G., Fregoso, B. M., Tongay, S. & Titova, L. V., Feb 6 2019, In : ACS Applied Materials and Interfaces. 11, 5, p. 5492-5498 7 p.

Research output: Contribution to journalArticle

Germanium
Photocurrents
Photoexcitation
Crystal symmetry
Crystals

Valley-dependent exciton fine structure and Autler–Townes doublets from Berry phases in monolayer MoSe2

Yong, C. K., Utama, M. I. B., Ong, C. S., Cao, T., Regan, E. C., Horng, J., Shen, Y., Cai, H., Watanabe, K., Taniguchi, T., Tongay, S., Deng, H., Zettl, A., Louie, S. G. & Wang, F., Jan 1 2019, (Accepted/In press) In : Nature materials.

Research output: Contribution to journalLetter

Excitons
valleys
Monolayers
fine structure
excitons
2018
3 Citations (Scopus)
Bending (forming)
Nanostructures
Nanostructured materials
crossovers
Semiconductors
1 Citation (Scopus)

Anomalous isoelectronic chalcogen rejection in 2D anisotropic vdW TiS3(1-:X)Se3x trichalcogenides

Agarwal, A., Qin, Y., Chen, B., Blei, M., Wu, K., Liu, L., Shen, Y., Wright, D., Green, M., Zhuang, H. & Tongay, S., Sep 7 2018, In : Nanoscale. 10, 33, p. 15654-15660 7 p.

Research output: Contribution to journalArticle

Chalcogens
Alloying
Selenium
Semiconductor materials
Phase diagrams
5 Citations (Scopus)

Biexcitonic optical Stark effects in monolayer molybdenum diselenide

Yong, C. K., Horng, J., Shen, Y., Cai, H., Wang, A., Yang, C. S., Lin, C. K., Zhao, S., Watanabe, K., Taniguchi, T., Tongay, S. & Wang, F., Jan 1 2018, (Accepted/In press) In : Nature Physics.

Research output: Contribution to journalArticle

Stark effect
molybdenum
valleys
excitons
photons
25 Citations (Scopus)

Charge-tuneable biexciton complexes in monolayer WSe2

Barbone, M., Montblanch, A. R. P., Kara, D. M., Palacios-Berraquero, C., Cadore, A. R., De Fazio, D., Pingault, B., Mostaani, E., Li, H., Chen, B., Watanabe, K., Taniguchi, T., Tongay, S., Wang, G., Ferrari, A. C. & Atatüre, M., Dec 1 2018, In : Nature Communications. 9, 1, 3721.

Research output: Contribution to journalArticle

Monolayers
Elementary Particles
Elementary particles
Tungsten
Charged particles
10 Citations (Scopus)

Deterministic coupling of quantum emitters in WSe2 monolayers to plasmonic nanocavities

Iff, O., Lundt, N., Betzold, S., Tripathi, L. N., Emmerling, M., Tongay, S., Lee, Y. J., Kwon, S. H., Höfling, S. & Schneider, C., Oct 1 2018, In : Optics Express. 26, 20, p. 25944-25951 8 p.

Research output: Contribution to journalArticle

emitters
photons
nanorods
autocorrelation
narrowband
3 Citations (Scopus)

Excitonic Complexes and Emerging Interlayer Electron-Phonon Coupling in BN Encapsulated Monolayer Semiconductor Alloy: WS0.6Se1.4

Meng, Y., Wang, T., Li, Z., Qin, Y., Lian, Z., Chen, Y., Lucking, M. C., Beach, K., Taniguchi, T., Watanabe, K., Tongay, S., Song, F., Terrones, H. & Shi, S. F., Jan 1 2018, (Accepted/In press) In : Nano Letters.

Research output: Contribution to journalArticle

valleys
interlayers
emerging
Monolayers
Semiconductor materials
4 Citations (Scopus)

Highly crystalline synthesis of tellurene sheets on two-dimensional surfaces: Control over helical chain direction of tellurene

Yang, S., Chen, B., Qin, Y., Zhou, Y., Liu, L., Durso, M., Zhuang, H., Shen, Y. & Tongay, S., Oct 11 2018, In : Physical Review Materials. 2, 10, 104002.

Research output: Contribution to journalArticle

control surfaces
Control surfaces
Anisotropy
Crystalline materials
synthesis
21 Citations (Scopus)

Imaging of pure spin-valley diffusion current in WS2-WSe2 heterostructures

Jin, C., Kim, J., Iqbal Bakti Utama, M., Regan, E. C., Kleemann, H., Cai, H., Shen, Y., Shinner, M. J., Sengupta, A., Watanabe, K., Taniguchi, T., Tongay, S., Zettl, A. & Wang, F., May 25 2018, In : Science. 360, 6391, p. 893-896 4 p.

Research output: Contribution to journalArticle

valleys
tungsten
transition metals
disulfides
diffusion length
12 Citations (Scopus)

In-Plane Optical Anisotropy and Linear Dichroism in Low-Symmetry Layered TlSe

Yang, S., Hu, C., Wu, M., Shen, W., Tongay, S., Wu, K., Wei, B., Sun, Z., Jiang, C., Huang, L. & Wang, Z., Jan 1 2018, (Accepted/In press) In : ACS Nano.

Research output: Contribution to journalArticle

Optical anisotropy
Dichroism
dichroism
Anisotropy
anisotropy
9 Citations (Scopus)

Observation of bosonic condensation in a hybrid monolayer MoSe2-GaAs microcavity

Waldherr, M., Lundt, N., Klaas, M., Betzold, S., Wurdack, M., Baumann, V., Estrecho, E., Nalitov, A., Cherotchenko, E., Cai, H., Ostrovskaya, E. A., Kavokin, A. V., Tongay, S., Klembt, S., Höfling, S. & Schneider, C., Dec 1 2018, In : Nature Communications. 9, 1, 3286.

Research output: Contribution to journalArticle

Microcavities
Condensation
Monolayers
condensation
excitons
24 Citations (Scopus)

Optical spectroscopy of excited exciton states in MoS2 monolayers in van der Waals heterostructures

Robert, C., Semina, M. A., Cadiz, F., Manca, M., Courtade, E., Taniguchi, T., Watanabe, K., Cai, H., Tongay, S., Lassagne, B., Renucci, P., Amand, T., Marie, X., Glazov, M. M. & Urbaszek, B., Jan 26 2018, In : Physical Review Materials. 2, 1, 011001.

Research output: Contribution to journalArticle

Excitons
Heterojunctions
Monolayers
excitons
spectroscopy
16 Citations (Scopus)

Perpendicular Optical Reversal of the Linear Dichroism and Polarized Photodetection in 2D GeAs

Zhou, Z., Long, M., Pan, L., Wang, X., Zhong, M., Blei, M., Wang, J., Fang, J., Tongay, S., Hu, W., Li, J. & Wei, Z., Jan 1 2018, (Accepted/In press) In : ACS Nano.

Research output: Contribution to journalArticle

Germanium
Dichroism
Arsenic
arsenic
dichroism
3 Citations (Scopus)

Preface to a Special Topic: 2D Materials and Applications

Tongay, S., Mar 1 2018, In : Applied Physics Reviews. 5, 1, 010401.

Research output: Contribution to journalEditorial

1 Citation (Scopus)

Terahertz emission from 2D nanomaterials

Kushnir, K., Wang, M., Qin, Y., Li, G., Tongay, S., Koski, K. J. & Titova, L. V., Jan 1 2018, Terahertz Emitters, Receivers, and Applications IX. Razeghi, M. & Baranov, A. N. (eds.). SPIE, 107560S. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10756).

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

Nanomaterials
Nanostructured materials
shift
Photonic devices
Photoexcitation

Tuning the optical and electrical properties of MoS2 by selective Ag photo-reduction

Kim, E., Lee, Y., Ko, C., Park, Y., Yeo, J., Chen, Y., Sung Choe, H., Allen, F. I., Rho, J., Tongay, S., Wu, J., Kim, K. & Grigoropoulos, C. P., Jul 2 2018, In : Applied Physics Letters. 113, 1, 013105.

Research output: Contribution to journalArticle

photochemical reactions
electrical properties
tuning
optical properties
lasers
2 Citations (Scopus)

Ultimate Control over Hydrogen Bond Formation and Reaction Rates for Scalable Synthesis of Highly Crystalline vdW MOF Nanosheets with Large Aspect Ratio

Shen, Y., Shan, B., Cai, H., Qin, Y., Agarwal, A., Trivedi, D. B., Chen, B., Liu, L., Zhuang, H., Mu, B. & Tongay, S., Jan 1 2018, (Accepted/In press) In : Advanced Materials. 1802497.

Research output: Contribution to journalArticle

Nanosheets
Reaction rates
Aspect ratio
Hydrogen bonds
formic acid
2017
25 Citations (Scopus)

Angle resolved vibrational properties of anisotropic transition metal trichalcogenide nanosheets

Kong, W., Bacaksiz, C., Chen, B., Wu, K., Blei, M., Fan, X., Shen, Y., Sahin, H., Wright, D., Narang, D. S. & Tongay, S., Mar 28 2017, In : Nanoscale. 9, 12, p. 4175-4182 8 p.

Research output: Contribution to journalArticle

Nanosheets
Transition metals
Anisotropy
Transition metal alloys
Polarization
10 Citations (Scopus)

Anomalous Above-Gap Photoexcitations and Optical Signatures of Localized Charge Puddles in Monolayer Molybdenum Disulfide

Borys, N. J., Barnard, E. S., Gao, S., Yao, K., Bao, W., Buyanin, A., Zhang, Y., Tongay, S., Ko, C., Suh, J., Weber-Bargioni, A., Wu, J., Yang, L. & Schuck, P. J., Feb 28 2017, In : ACS Nano. 11, 2, p. 2115-2123 9 p.

Research output: Contribution to journalArticle

molybdenum disulfides
Photoexcitation
photoexcitation
Excited states
Molybdenum
9 Citations (Scopus)

Apparent breakdown of Raman selection rule at valley exciton resonances in monolayer Mo S2

Drapcho, S. G., Kim, J., Hong, X., Jin, C., Shi, S., Tongay, S., Wu, J. & Wang, F., Apr 13 2017, In : Physical Review B. 95, 16, 165417.

Research output: Contribution to journalArticle

valleys
breakdown
excitons
photons
circular polarization
15 Citations (Scopus)

Controlling Structural Anisotropy of Anisotropic 2D Layers in Pseudo-1D/2D Material Heterojunctions

Chen, B., Wu, K., Suslu, A., Yang, S., Cai, H., Yano, A., Soignard, E., Aoki, T., March, K., Shen, Y. & Tongay, S., Sep 13 2017, In : Advanced Materials. 29, 34, 1701201.

Research output: Contribution to journalArticle

Heterojunctions
Anisotropy
Dissimilar materials
Electron energy loss spectroscopy
Raman spectroscopy
15 Citations (Scopus)

Dynamic Optical Tuning of Interlayer Interactions in the Transition Metal Dichalcogenides

Mannebach, E. M., Nyby, C., Ernst, F., Zhou, Y., Tolsma, J., Li, Y., Sher, M. J., Tung, I. C., Zhou, H., Zhang, Q., Seyler, K. L., Clark, G., Lin, Y., Zhu, D., Glownia, J. M., Kozina, M. E., Song, S., Nelson, S., Mehta, A., Yu, Y. & 16 others, Pant, A., Aslan, O. B., Raja, A., Guo, Y., Dichiara, A., Mao, W., Cao, L., Tongay, S., Sun, J., Singh, D. J., Heinz, T. F., Xu, X., Macdonald, A. H., Reed, E., Wen, H. & Lindenberg, A. M., Dec 13 2017, In : Nano Letters. 17, 12, p. 7761-7766 6 p.

Research output: Contribution to journalArticle

Transition metals
interlayers
Tuning
transition metals
tuning
14 Citations (Scopus)

Environmental stability of 2D anisotropic tellurium containing nanomaterials: Anisotropic to isotropic transition

Yang, S., Cai, H., Chen, B., Ko, C., Özçelik, V. O., Ogletree, D. F., White, C. E., Shen, Y. & Tongay, S., Sep 14 2017, In : Nanoscale. 9, 34, p. 12288-12294 7 p.

Research output: Contribution to journalArticle

Tellurium
Nanostructured materials
Raman scattering
Molecular interactions
Photoelectrons
142 Citations (Scopus)

Excitonic linewidth approaching the homogeneous limit in MoS2-based van der Waals heterostructures

Cadiz, F., Courtade, E., Robert, C., Wang, G., Shen, Y., Cai, H., Taniguchi, T., Watanabe, K., Carrere, H., Lagarde, D., Manca, M., Amand, T., Renucci, P., Tongay, S., Marie, X. & Urbaszek, B., May 18 2017, In : Physical Review X. 7, 2, 021026.

Research output: Contribution to journalArticle

optical transition
valleys
physics
flatness
boron nitrides
3 Citations (Scopus)

Few-layer MoS2 as nitrogen protective barrier

Akbali, B., Yanilmaz, A., Tomak, A., Tongay, S., Celebi, C. & Sahin, H., Sep 13 2017, In : Nanotechnology. 28, 41, 415706.

Research output: Contribution to journalArticle

Graphite
Graphene
Nitrogen
Coatings
Diffusion barriers
20 Citations (Scopus)

Monolayered MoSe2: A candidate for room temperature polaritonics

Lundt, N., Maryński, A., Cherotchenko, E., Pant, A., Fan, X., Tongay, S., Sek, G., Kavokin, A. V., Höfling, S. & Schneider, C., Mar 1 2017, In : 2D Materials. 4, 1, 015006.

Research output: Contribution to journalArticle

Excitons
excitons
room temperature
Microcavities
polaritons
3 Citations (Scopus)

Novel Surface Molecular Functionalization Route to Enhance Environmental Stability of Tellurium Containing 2D Layers

Yang, S., Qin, Y., Chen, B., Özçelik, V. O., White, C. E., Shen, Y., Yang, S. & Tongay, S., Feb 10 2017, (Accepted/In press) In : Unknown Journal.

Research output: Contribution to journalArticle

Tellurium
Spectrum Analysis
Gallium
Anisotropy
Microscopy
60 Citations (Scopus)

Observation of ultralong valley lifetime in WSe2/MoS2 heterostructures

Kim, J., Jin, C., Chen, B., Cai, H., Zhao, T., Lee, P., Kahn, S., Watanabe, K., Taniguchi, T., Tongay, S., Crommie, M. F. & Wang, F., Jul 5 2017, In : Science advances. 3, 7, e1700518.

Research output: Contribution to journalArticle

Metals
Observation
Electrons
Population
19 Citations (Scopus)

Optically Discriminating Carrier-Induced Quasiparticle Band Gap and Exciton Energy Renormalization in Monolayer MoS2

Yao, K., Yan, A., Kahn, S., Suslu, A., Liang, Y., Barnard, E. S., Tongay, S., Zettl, A., Borys, N. J. & Schuck, P. J., Aug 25 2017, In : Physical Review Letters. 119, 8, 087401.

Research output: Contribution to journalArticle

excitons
energy
photoexcitation
hierarchies
binding energy