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Related papers: Gate-tunable Phase Transitions in 1T-TaS$_2$

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Ionic liquid gating has been used to modify properties of layered transition metal dichalcogenides (TMDCs), including two-dimensional (2D) crystals of TMDCs used extensively recently in the device work, which has led to observations of…

Materials Science · Physics 2018-10-26 Yueshen Wu , Hailong Lian , Jiaming He , Jinyu Liu , Shun Wang , Hui Xing , Zhiqiang Mao , Ying Liu

Recent experimental advances in atomically thin transition metal dichalcogenide (TMD) metals have unveiled a range of interesting phenomena including the coexistence of charge-density-wave (CDW) order and superconductivity down to the…

Superconductivity · Physics 2016-08-31 Xiaoxiang Xi , Helmuth Berger , László Forró , Jie Shan , Kin Fai Mak

Transition-metal-dichalcogenides own a variety of structures as well as electronic properties which can be modulated by structural variations, element substitutions, ion or molecule intercalations, etc. However, there is very limited…

Gate-tunable Josephson junctions (JJs) are the backbone of superconducting classical and quantum computation. Typically, these systems exploit low charge concentration materials, and present technological diffculties limiting their…

Mesoscale and Nanoscale Physics · Physics 2019-09-24 Federico Paolucci , Francesco Vischi , Giorgio De Simoni , Claudio Guarcello , Paolo Solinas , Francesco Giazotto

Electrostatic carrier doping using a field-effect-transistor structure is an intriguing approach to explore electronic phases by critical control of carrier concentration. We demonstrate the reversible control of the insulator-metal…

Materials Science · Physics 2015-05-13 H. Nakamura , H. Tomita , H. Akimoto , R. Matsumura , I. H. Inoue , T. Hasegawa , K. Kono , Y. Tokura , H. Takagi

Transition metal dichalcogenides exhibit rich phase diagrams dominated by the interplay of superconductivity and charge density waves, which often result in anomalies in the electric transport properties. Here, we employ the ionic gating…

Mesoscale and Nanoscale Physics · Physics 2022-06-28 Erik Piatti , Jessica Montagna Bozzone , Dario Daghero

Ionic gating is a very popular tool to investigate and control the electric charge transport and electronic ground state in a wide variety of different materials. This is due to its capability to induce large modulations of the surface…

Superconductivity · Physics 2021-05-27 Erik Piatti

Transition metal dichalcogenides (TMDs) exist in various crystal structures with semiconducting, semi-metallic, and metallic properties. The dynamic control of these phases is of immediate interest for next generation electronics such as…

Materials Science · Physics 2026-01-21 Dante Zakhidov , Daniel A. Rehn , Evan J. Reed , Alberto Salleo

Hydrogen (H) plays a key role in the near-to-room temperature superconductivity of hydrides at megabar pressures. This suggests that H doping could have similar effects on the electronic and phononic spectra of materials at ambient pressure…

Dynamic control of conductivity and optical properties via atomic structure changes is of tremendous technological importance in information storage. Energy consumption considerations provide a driving force toward employing thin materials…

Materials Science · Physics 2016-02-16 Yao Li , Karel-Alexander N. Duerloo , Kerry Wauson , Evan J. Reed

Tuning the electronic properties of a matter is of fundamental interest in scientific research as well as in applications. Recently, the Mott insulator-metal transition has been reported in a pristine layered transition metal…

Strongly Correlated Electrons · Physics 2020-05-29 Kunliang Bu , Wenhao Zhang , Ying Fei , Zongxiu Wu , Yuan Zheng , Jingjing Gao , Xuan Luo , Yu-Ping Sun , Yi Yin

Quantum ground states which arise at atomically controlled oxide interfaces provide an opportunity to address key questions in condensed matter physics, including the nature of two-dimensional (2D) metallic behaviour often observed adjacent…

We report modifications of the temperature-dependent transport properties of $\mathrm{MoS_2}$ thin flakes via field-driven ion intercalation in an electric double layer transistor. We find that intercalation with $\mathrm{Li^+}$ ions…

Mesoscale and Nanoscale Physics · Physics 2018-06-28 Erik Piatti , Qihong Chen , Jianting Ye

Gate tunable two-dimensional (2D) superconductors offer significant advantages when studying superconducting phase transitions. Here, we address superconductivity in exfoliated 1T'-MoTe2 monolayers with an intrinsic band gap of ~7.3 meV…

Superconductivity · Physics 2023-03-01 Fangdong Tang , Peipei Wang , Yuan Gan , Jian lyu , Qixing Wang , Xinrun Mi , Mingquan He , Liyuan Zhang , Jurgen H. Smet

Controlling collective electronic phases in low-dimensional materials is a central challenge for developing technologies based on charge-density waves. Here, we report that perpendicular electric and magnetic fields can be used to tune…

The antiferromagnetic(AFM) insulator-superconductor transition has been always a center of interest in the underlying physics of unconventional superconductors. The quantum phase transition between Mott insulator with AFM and superconductor…

Superconductivity · Physics 2016-02-10 B. Lei , Z. J. Xiang , X. F. Lu , N. Z. Wang , J. R. Chang , C. Shang , X. G. Luo , T. Wu , Z. Sun , X. H. Chen

Gate-controllable two dimensional systems with in-plane modulation of properties could serve as highly tunable effective media. Intuitively, such systems may bring novel functionality provided that the period of the lateral modulation is…

Mesoscale and Nanoscale Physics · Physics 2019-11-04 Alexey Shupletsov , Alexander Kuntsevich , Martin Nunuparov , Alexander Rakhmanov , Kirill Prikhodko

We fabricate ion-gated field-effect transistors (iFET) on mechanically exfoliated multilayer MoS$_2$. We encapsulate the flake by Al$_2$O$_3$, leaving the device channel exposed at the edges only. A stable Li$^+$ intercalation in the…

Mesoscale and Nanoscale Physics · Physics 2018-10-29 Erik Piatti , Qihong Chen , Mauro Tortello , Jianting Ye , Renato S. Gonnelli

The insulator-to-metal transition (IMT) in strongly correlated materials, such as vanadium dioxide (VO2), offers a transformative platform for next-generation adaptive electronics and neuromorphic computing. However, harnessing this…

Materials Science · Physics 2026-04-22 Siyuan Huang , Shuaishuai Sun , Yin Shi , Wentao Wang , Chunhui Zhu , Huanfang Tian , Huaixin Yang , Jun Li , Jianqi Li

1T-TaS2 is a layered material that exhibits charge density wave (CDW) induced distinct electrical resistivity phases and has attracted a lot of attention for interesting device applications. However, such resistivity switching effects are…

Mesoscale and Nanoscale Physics · Physics 2019-02-18 Mehak Mahajan , Krishna Murali , Nikhil Kawatra , Kausik Majumdar
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