Yogesh Kumar Srivastava

Appointment: Research Fellow (Former)

Research topics:

• Superconductors
• Terahertz spectroscopy
• Fano resonance
• Low dimensional materials

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121 to 130 of 137 Results

Supplementary Figure 1b.opj May 11, 2020 - Replication Data for: Dual-surface flexible THz Fano metasensor Unknown - 875.6 KB - MD5: 3ee5b04e328ad3c83e600e48ac439d1d Data Curvature dependent transmission amplitude spectra
Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices May 11, 2020 Srivastava, Yogesh Kumar; Chaturvedi, Apoorva; Manjappa, Manukumara; Kumar, Abhishek; Dayal, Govind; Kloc, Christian; Singh, Ranjan, 2020, "Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices", https://doi.org/10.21979/N9/K3QYIF, DR-NTU (Data), V1 In recent years, the stunning performance of transition metal dichalcogenides (TMDCs) has been utilized in the area of field effect transistors, integrated circuits, photodetectors, light generation and harvesting, valleytronics, and van der Waals (vdW) heterostructures. However,...
2b.jpg May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices JPEG Image - 34.0 KB - MD5: 7c7474fe401d2bf15c6e6555a78bf971 Data 3D atomic force microscopy (AFM) image of the drop-casted MoS2 on the quartz substrate.
2c.jpg May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices JPEG Image - 36.7 KB - MD5: ff0853e825d8f06d3adb4b396aaca03a Data 2D atomic force microscopy (AFM) image of the drop-casted MoS2 on the quartz substrate.
Figure 2a.opj May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Unknown - 221.2 KB - MD5: fa485bbc72b6ae55c326465483944650 Data Measured X-ray diffraction (XRD) spectra of the drop-casted MoS2 over a quartz substrate. Corresponding simulated XRD pattern of MoS2 from the literature (ICSD-95569).
Figure 3 a-f.opj May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Unknown - 298.0 KB - MD5: 5fc17940568728bfc0f11598d85dc8a9 Data Experimentally measured terahertz transmission spectra of the fabricated metaphotonic device a) without MoS2 b–f) with drop-casted MoS2, layer at different optical pump ﬂuences (0 (b), 2.6 (c), 12.7 (d), 127 (e) and 254 (f) µJ cm−2
Figure 4.opj May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Unknown - 310.9 KB - MD5: d13c657783e6dc22c81d259527e136e7 Data Extracted photo-conductivity and corresponding Drude smith fitting
Figure 5a.opj May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Unknown - 121.6 KB - MD5: d06a5c637b0e4a118a19a5bbdb9132b3 Data Numerically simulated amplitude transmission spectra by changing the photoconductivity of drop-casted MoS2 layer deposited on the TASR metamaterial structure.
Figure 5 b E_Field_withoutMoS2.bmp May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Bitmap Image - 5.3 MB - MD5: 01ff19fb814afe753db26111c023363f Data Numerically calculated E-ﬁeld distributions in the TASR metamaterial structure at the Fano resonance frequency for TASR without MoS2
Figure 5 c Efield_150_Sm_with MOS2.bmp May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices Bitmap Image - 5.3 MB - MD5: 848247b777030393e3f277a25f733834 Data Numerically calculated E-ﬁeld distributions in the TASR metamaterial structure at the Fano resonance frequency for TASR with MoS2, without optical pump.

Supplementary Figure 1b.opj

May 11, 2020 - Replication Data for: Dual-surface flexible THz Fano metasensor

Unknown - 875.6 KB -

Data

Curvature dependent transmission amplitude spectra

Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

May 11, 2020

Srivastava, Yogesh Kumar; Chaturvedi, Apoorva; Manjappa, Manukumara; Kumar, Abhishek; Dayal, Govind; Kloc, Christian; Singh, Ranjan, 2020, "Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices", https://doi.org/10.21979/N9/K3QYIF, DR-NTU (Data), V1

In recent years, the stunning performance of transition metal dichalcogenides (TMDCs) has been utilized in the area of field effect transistors, integrated circuits, photodetectors, light generation and harvesting, valleytronics, and van der Waals (vdW) heterostructures. However,...

2b.jpg

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

JPEG Image - 34.0 KB -

Data

3D atomic force microscopy (AFM) image of the drop-casted MoS2 on the quartz substrate.

2c.jpg

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

JPEG Image - 36.7 KB -

Data

2D atomic force microscopy (AFM) image of the drop-casted MoS2 on the quartz substrate.

Figure 2a.opj

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Unknown - 221.2 KB -

Data

Measured X-ray diffraction (XRD) spectra of the drop-casted MoS2 over a quartz substrate. Corresponding simulated XRD pattern of MoS2 from the literature (ICSD-95569).

Figure 3 a-f.opj

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Unknown - 298.0 KB -

Data

Experimentally measured terahertz transmission spectra of the fabricated metaphotonic device a) without MoS2 b–f) with drop-casted MoS2, layer at different optical pump ﬂuences (0 (b), 2.6 (c), 12.7 (d), 127 (e) and 254 (f) µJ cm−2

Figure 4.opj

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Unknown - 310.9 KB -

Data

Extracted photo-conductivity and corresponding Drude smith fitting

Figure 5a.opj

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Unknown - 121.6 KB -

Data

Numerically simulated amplitude transmission spectra by changing the photoconductivity of drop-casted MoS2 layer deposited on the TASR metamaterial structure.

Figure 5 b E_Field_withoutMoS2.bmp

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Bitmap Image - 5.3 MB -

Data

Numerically calculated E-ﬁeld distributions in the TASR metamaterial structure at the Fano resonance frequency for TASR without MoS2

Figure 5 c Efield_150_Sm_with MOS2.bmp

May 11, 2020 - Replication Data for: MoS2 for Ultrafast All‐Optical Switching and Modulation of THz Fano Metaphotonic Devices

Bitmap Image - 5.3 MB -

Data

Numerically calculated E-ﬁeld distributions in the TASR metamaterial structure at the Fano resonance frequency for TASR with MoS2, without optical pump.

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