2021

Domain‐Size‐Dependent Residual Stress Governs the Phase‐Transition and Photoluminescence Behavior of Methylammonium Lead Iodide

Year: 2021

Authors: Kwang Jae Lee, Bekir Turedi, Andrea Giugni, Muhammad Naufal Lintangpradipto, Ayan A Zhumekenov, Abdullah Y Alsalloum, Jung‐Hong Min, Ibrahim Dursun, Rounak Naphade, Somak Mitra, Iman S Roqan, Boon S Ooi, Omar F Mohammed, Enzo Di Fabrizio, Namchul Cho, Osman M Bakr

Domain‐Size‐Dependent Residual Stress Governs the Phase‐Transition and Photoluminescence Behavior of Methylammonium Lead Iodide

Evidence of Carrier Localization in AlGaN/GaN based Ultraviolet Multiple Quantum Wells with Opposite Polarity Domains Provided by Nanoscale Imaging

Year: 2021

Authors: Mei Cui, Wei Guo, Houqiang Xu, Li Chen, Somak Mitra, Iman S Roqan, Haibo Jiang, Xiaohang Li, Jichun Ye

Evidence of Carrier Localization in AlGaN/GaN based Ultraviolet Multiple Quantum Wells with Opposite Polarity Domains Provided by Nanoscale Imaging

A solid-liquid two-phase precipitation method for growth of fullerene (C60) nanowires

Year: 2021

Authors: Xiao Fan, Junfeng Geng, Navneet Soin, Supriya Chakrabarti, Somak Mitra, Iman Roqan, Hua Li, Mustapha Olaoluwa Babatunnde, Andy Baldwin

A solid-liquid two-phase precipitation method for growth of fullerene (C60) nanowires

Highly efficient transverse-electric-dominant ultraviolet-c emission employing GaN multiple quantum disks in AlN nanowires matrix

Year: 2021

Authors: Ram Chandra Subedi, Jung-Wook Min,, Somak Mitra, Kuang-Hui Li, Idris Ajia, Edgars Stegenburgs, Dalaver H Anjum,, Michele A Conroy, Kalani Moore, Ursel Bangert, Iman S Roqan, Tien Khee Ng, Boon S Ooi

Highly efficient transverse-electric-dominant ultraviolet-c emission employing GaN multiple quantum disks in AlN nanowires matrix

Quantifying the Transverse-Electric-Dominant 260 nm Emission from Molecular Beam Epitaxy-Grown GaN-Quantum-Disks Embedded in AlN Nanowires: A Comprehensive Optical and …

Year: 2020

Authors: Ram Chandra Subedi, Jung-Wook Min, Somak Mitra, Kuang-Hui Li, Idris Ajia, Edgars Stegenburgs, Dalaver H Anjum, Michele Conroy, Kalani Moore, Ursel Bangert, Iman S Roqan, Tien Khee Ng, Boon S OoiACS Applied Materials & Interfaces 12 (37), 41649-41658 (2020)

Quantifying the Transverse-Electric-Dominant 260 nm Emission

Nanoporous GaN/n-type GaN: A Cathode Structure for ITO-Free Perovskite Solar Cells

Year: 2020

Authors: Kwang Jae Lee, Jung-Wook Min, Bekir Turedi, Abdullah Y Alsalloum, Jung-Hong Min, Yeong Jae Kim, Young Jin Yoo, Semi Oh, Namchul Cho, Ram Chandra Subedi, Somak Mitra, Sang Eun Yoon, Jong H Kim, Kwangwook Park, Tae-Hoon Chung, Sung Hoon Jung, Jong H Baek, Young Min Song, Iman S Roqan, Tien Khee Ng, Boon S Ooi, Osman M BakrACS Energy Letters 5 (10), 3295-3303 (2020)

Nanoporous GaN/n-type GaN: A Cathode Structure for ITO-Free Perovskite Solar Cells

GaN and InGaN nanowires prepared by metal-assisted electroless etching: Experimental and theoretical studies

Year: 2020

Authors: SA Aravindh, B Xin, S Mitra, IS Roqan, A NajarResults in Physics 19

GaN and InGaN nanowires prepared by metal-assisted electroless

Identifying Carrier Behavior in Ultrathin Indirect‐Bandgap CsPbX3 Nanocrystal Films for Use in UV/Visible‐Blind High‐Energy Detectors

Year: 2020

Authors: B Xin, N Alaal, S Mitra, A Subahi, Y Pak, D Almalawi, N Alwadai, ..

Identifying Carrier Behavior in Ultrathin Indirect‐Bandgap CsPbX3 Nanocrystal Films for Use in UV/Visible‐Blind High‐Energy Detectors

Spin-sensitive ultraviolet light-based device and method

Year: 2020

Authors: IS Roqan - US Patent App. 16/880,004, 2020

Micropump Fluidic Strategy for Fabricating Perovskite Microwire Array-Based Devices Embedded in Semiconductor Platform

Year: 2021

Authors: B Xin, Y Pak, M Shi, S Mitra, X Zheng, OM Bakr, IS Roqan

Micropump Fluidic Strategy

Fabrication and optical characterization of GaN waveguides on (−201)-oriented β-Ga2O3

Year: 2018 DOI:https://doi.org/10.1364/OME.8.000088

Authors: Kashif M Awan, Mufasila M Muhammad, Madhavi Sivan, Spencer Bonca, Iman S Roqan, Ksenia Dolgaleva

Fabrication and optical characterization of GaN waveguides on (−201)-oriented β-Ga2O3

Highly Stable and Ultrafast Hydrogen Gas Sensor Based on 15 nm Nanogaps Switching in a Palladium–Gold Nanoribbons Array

Year: 2018

Authors: Gun‐Young Jung usin Pak, Yeonggyo Jeong, Naresh Alaal, Hyeonghun Kim, Jeonghoon Chae, Jung‐Wook Min, Assa Aravindh Sasikala Devi, Somak Mitra, Da Hoon Lee, Yogeenth Kumaresan, Woojin Park, Tae‐Wook Kim, Iman S Roqan

Highly Stable and Ultrafast Hydrogen Gas Sensor Based on 15 nm Nanogaps Switching in a Palladium–Gold Nanoribbons Array

Enhanced Performance of MoS2 Photodetectors by Inserting an ALD‐Processed TiO2 Interlayer

Year: 2018 DOI:https://doi.org/10.1002/smll.201703176

Authors: Yusin Pak, Woojin Park, Somak Mitra, Assa Aravindh Sasikala Devi, Kalaivanan Loganathan, Yogeenth Kumaresan, Yonghun Kim, Byungjin Cho, Gun‐Young Jung, Muhammad M Hussain, Iman S Roqan

Enhanced Performance of MoS2 Photodetectors by Inserting an ALD‐Processed TiO2 Interlayer

Photonics: Enhanced Performance of MoS2 Photodetectors by Inserting an ALD‐Processed TiO2 Interlayer (Small 5/2018)

Year: 2018 DOI:https://doi.org/10.1002/smll.201870022

Authors: Yusin Pak, Woojin Park, Somak Mitra, Assa Aravindh Sasikala Devi, Kalaivanan Loganathan, Yogeenth Kumaresan, Yonghun Kim, Byungjin Cho, Gun‐Young Jung, Muhammad M Hussain, Iman S Roqan

Photonics: Enhanced Performance of MoS2 Photodetectors by Inserting an ALD‐Processed TiO2 Interlayer (Small 5/2018)

GaN/AlGaN multiple quantum wells grown on transparent and conductive (-201)-oriented β-Ga2O3 substrate for UV vertical light emitting devices

Year: 2018 DOI:https://doi.org/10.1063/1.5025178

Authors: Idris A Ajia, Y Yamashita, K Lorenz, MM Muhammed, L Spasevski, Dhaifallah Almalawi, J Xu, K Iizuka, Y Morishima, Dalaver H Anjum, Nini Wei, RW Martin, A Kuramata, Iman S Roqan

GaN/AlGaN multiple quantum wells grown on transparent and conductive (-201)-oriented β-Ga2O3 substrate for UV vertical light emitting devices

Extremely reduced dielectric confinement in two-dimensional hybrid perovskites with large polar organics

Year: 2018

Authors: Bin Cheng, Ting-You Li, Partha Maity, Pai-Chun Wei, Dennis Nordlund, Kang-Ting Ho, Der-Hsien Lien, Chun-Ho Lin, Ru-Ze Liang, Xiaohe Miao, Idris A Ajia, Jun Yin, Dimosthenis Sokaras, Ali Javey, Iman S Roqan, Omar F Mohammed, Jr-Hau He

Extremely reduced dielectric confinement in two-dimensional hybrid perovskites with large polar organics

Tuning the electronic properties of hexagonal two-dimensional GaN monolayers via doping for enhanced optoelectronic applications

Year: 2018 DOI:https://doi.org/10.1021/acsanm.8b01852

Authors: Naresh Alaal, Iman S Roqan

Tuning the electronic properties of hexagonal two-dimensional GaN monolayers via doping for enhanced optoelectronic applications

Modification of electronic properties of GaN monolayer by group III-VI dopants: A first-principles study

Year: 2019

Authors: Naresh Alaal, Iman Roqan

Modification of electronic properties of GaN monolayer by group III-VI dopants: A first-principles study

Electronic properties of chemically functionalized armchair GaN nanoribbons: A computational study

Year: 2019

Authors: Naresh Alaal, Iman Roqan

Electronic properties of chemically functionalized armchair GaN nanoribbons: A computational study

Self-Patterned CsPbBr3 Nanocrystals for High-Performance Optoelectronics

Year: 2019 DOI:https://doi.org/10.1021/acsami.8b17249

Authors: Bin Xin, Yusin Pak, Somak Mitra, Dhaifallah Almalawi, Norah Alwadai, Yuhai Zhang, Iman S Roqan

Self-Patterned CsPbBr3 Nanocrystals for High-Performance Optoelectronics

2021

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