Near infrared to ultraviolet optical properties of bulk single crystal and nanocrystal thin film iron pyrite.

Indra Subedi , Khagendra P Bhandari , Randall J Ellingson , Nikolas J Podraza
Nanotechnology 27 ( 29) 295702 -295702

7
2016
Iron pyrite nanocrystal film serves as a copper-free back contact for polycrystalline CdTe thin film solar cells

Khagendra P Bhandari , Prakash Koirala , Naba R Paudel , Rajendra R Khanal
Solar Energy Materials and Solar Cells 140 108 -114

77
2015
Inexpensive, earth-abundant, tunable hole transport material for CdTe solar cells

Randall J Ellingson , Khagendra P Bhandari , Michael Heben , Suneth Watthage

2022
An overview of hybrid organic–inorganic metal halide perovskite solar cells

Khagendra P Bhandari , Randy J Ellingson
A Comprehensive Guide to Solar Energy Systems 233 -254

37
2018
Zinc Oxide Nanoparticles—Solution-Based Synthesis and Characterizations

Khagendra P Bhandari , Dhurba R Sapkota , Manoj K Jamarkattel , Quenton Stillion
Nanomaterials 13 ( 11) 1795 -1795

5
2023
2
2019
Determination of heterojunction band offsets between CdS bulk and PbS quantum dots using photoelectron spectroscopy

Khagendra P Bhandari , Hyekyoung Choi , Sohee Jeong , Hasitha Mahabaduge
Applied Physics Letters 105 ( 13) 131604

15
2014
Spectroscopic-ellipsometry study of the optical properties of ZnO nanoparticle thin films

Khagendra P Bhandari , Dhurba R Sapkota , Balaji Ramanujam
MRS Communications 14 ( 5) 1085 -1089

2024
Performance of nanocrystalline iron pyrite as the back contact to CdS/CdTe solar cells

Khagendra P. Bhandari , Rajendra R. Khanal , Naba R. Paudel , Prakash Koirala
photovoltaic specialists conference 2293 -2298

3
2014
Bandgap, window layer thickness, and light soaking effects on PbS quantum dot solar cells

Khagendra P. Bhandari , Paul J. Roland , Jianbo Gao , Randy J. Ellingson
photovoltaic specialists conference 0258 -0263

3
2013
Solution-processed Nanocrystal Based Thin Films as Hole Transport Materials in Cadmium Telluride Photovoltaics

Ebin Bastola , Kamala Khanal Subedi , Khagendra P. Bhandari , Randy J. Ellingson
MRS Advances 3 ( 41) 2441 -2447

9
2018
Enhancing the efficiency of CdTe solar cells using a nanocrystalline iron pyrite film as an interface layer

Khagendra P. Bhandari , Paul J. Roland , Prakash Koirala , Rajendra R. Khanal
photovoltaic specialists conference 1 -4

3
2015
CdTe solar cells with iron pyrite thin film back contacts fabricated by a hybrid sputtering/co-evaporation process

Khagendra P. Bhandari , Xinxuan Tan , Peymon Zereshki , Robert W. Collins
photovoltaic specialists conference 1425 -1428

2016
Electronic circuit model for evaluating S-kink distorted current-voltage curves

Paul J. Roland , Khagendra P. Bhandari , Randy J. Ellingson
photovoltaic specialists conference 3091 -3094

8
2016
Novel, Facile Back Surface Treatment for CdTe Solar Cells

Suneth C. Watthage , Geethika K. Liyanage , Zhaoning Song , Fadhil K. Alfadhili
2017 IEEE 44th Photovoltaic Specialist Conference (PVSC) 815 -819

3
2017
Solution-Processed Nickel-Alloyed Iron Pyrite Thin Film as Hole Transport Layer in Cadmium Telluride Solar Cells

Ebin Bastola , Khagendra P. Bhandari , Randy J. Ellingson
2017 IEEE 44th Photovoltaic Specialist Conference (PVSC)

1
2017
13% CdS/CdTe Solar Cell Using a Nanocomposite $(\mathrm{CuS})_{x}(\mathrm{ZnS})_{1-x}$ Thin Film Hole Transport Layer

Kamala Khanal Subedi , Khagendra P. Bhandari , Ebin Bastola , Randy J. Ellingson
2017 IEEE 44th Photovoltaic Specialist Conference (PVSC)

2
2017
Applications of hybrid organic-inorganic metal halide perovskite thin film as a hole transport layer in CdTe thin film solar cells

Khagendra P. Bhandari , Suneth C. Watthage , Zhaoning Song , Adam Phillips
2017 IEEE 44th Photovoltaic Specialist Conference (PVSC)

6
2017
Determination of heterojunction band offsets between CdS bulk and PbS quantum dots using photoelectron spectroscopy

Khagendra P Bhandari , Hyekyoung Choi , Sohee Jeong , Hasitha Mahabaduge
Applied Physics Letters 105 ( 13) 131604

15
2014