Collections in this community

Recent Submissions

  • Giant electro-optical effect through electrostriction in a nanomechanical metamaterial 

    Karvounis, Artemios; Gholipour, Behrad; MacDonald, Kevin F.; Zheludev, Nikolay I. (2018)
    Electrostriction is a property of all naturally occurring dielectrics whereby they are mechanically deformed under the application of an electric field. It is demonstrated here that an artificial metamaterial nanostructure ...
  • Optical response of nanohole arrays filled with chalcogenide low-epsilon media 

    Piccinotti, Davide; Gholipour, Behrad; Yao, Jin; MacDonald, Kevin F.; Hayden, Brian E.; Zheludev, Nikolay I. (2018)
    When an array of subwavelength apertures in a metal film is filled with a chalcogenide semiconductor acting as a low‐epsilon medium at optical frequencies, an increase in transmission is observed over a broad range of ...
  • On some double-sum false theta series 

    Chan, Song Heng; Kim, Byungchan (2018)
    We compute false theta series obtained from the double-sum We investigate its number-theoretic and combinatorial implications using q-series and unimodal sequences.
  • Group-velocity-controlled and gate-tunable directional excitation of polaritons in graphene-boron nitride heterostructures 

    Jiang, Yuyu; Lin, Xiao; Low, Tony; Zhang, Baile; Chen, Hongsheng (2018)
    A fundamental building block in nano‐photonics is the ability to directionally excite highly squeezed optical mode dynamically, particularly with an electrical bias. Such capabilities would enable the active manipulation ...
  • Morphology engineering in monolayer MoS2‐WS2 lateral heterostructures 

    Zhou, Jiadong; Tang, Bijun; Lin, Junhao; Lv, Danhui; Shi, Jia; Sun, Linfeng; Zeng, Qingsheng; Niu, Lin; Liu, Fucai; Wang, Xiaowei; Liu, Xinfeng; Suenaga, Kazu; Jin, Chuanhong; Liu, Zheng (2018)
    In recent years, heterostructures formed in transition metal dichalcogenides (TMDs) have attracted significant attention due to their unique physical properties beyond the individual components. Atomically thin TMD ...
  • Unravelling uniaxial strain effects on electronic correlations, hybridization and bonding in transition metal oxides 

    Yong, Zhihua; Linghu, Jiajun; Xi, Shibo; Yin, Xinmao; Leek, Meng Lee; Shen, Lei; Timm, Rainer; Wee, Andrew T. S.; Feng, Yuan Ping; Pan, Jisheng (2019)
    The interplay among spin, lattice, charge and orbit is of central importance for several rich and fascinating properties of oxides, and is the subject of intense research at present. Here, we present an approach to manipulate ...
  • Coherent perfect absorption of single photons in a fiber network 

    Vetlugin, Anton N.; Guo, Ruixiang; Xomalis, Angelos; Yanikgonul, Salih; Adamo, Giorgio; Soci, Cesare; Zheludev, Nikolay I. (2019)
    Large distance implementation of quantum communication technologies requires coherent control of single photons in optical fibre networks. Here we demonstrate the phenomenon of coherent perfect absorption of single photons ...
  • Superlight inverse Doppler effect 

    Shi, Xihang; Lin, Xiao; Kaminer, Ido; Gao, Fei; Yang, Zhaoju; Joannopoulos, John D.; Soljačić, Marin; Zhang, Baile (2018)
    It has long been thought that the inverse Doppler frequency shift of light is impossible in homogeneous systems with a positive refractive index. Here we break this long-held tenet by predicting a previously unconsidered ...
  • Superradiant phase transition with graphene embedded in one dimensional optical cavity 

    Li, Benliang; Liu, Tao; Hewak, Daniel W.; Wang, Qi Jie (2017)
    We theoretically investigate the cavity QED of graphene embedded in an optical cavity under perpendicular magnetic field. We consider the coupling of cyclotron transition and a multimode cavity described by a multimode ...
  • Ti1-xSnxO2 nanofilms : layer-by-layer deposition with extended Sn solubility and characterization 

    Yong, Zhihua; Linghu, Jiajun; Xi, Shibo; Tan, Hui Ru; Shen, Lei; Yang, Ping; Hui, Hui Kim; Cao, Jian Qing; Leek, Meng Lee; Yin, Xinmao; Feng, Yuan Ping; Pan, Jisheng (2017)
    High quality rutile Ti1-xSnxO2 nanofilms were successfully grown in a layer-by-layer mode at a moderately low temperature of 400 °C using pulsed laser deposition (PLD). High solid solubility of up to x = 0.216 has been ...
  • Triflic-acid-catalyzed tandem allylic substitution–cyclization reaction of alcohols with thiophenols—facile access to polysubstituted thiochromans 

    Vu, Minh Duy; Foo, Ce Qing; Abdul Sadeer; Shand, Sam S.; Li, Yongxin; Pullarkat, Sumod Appukuttan (2018)
    Hitherto inaccessible multisubstituted thiochroman derivatives were constructed via the one-pot reaction of thiophenols with allylic alcohols catalyzed by 0.2 equiv triflic acid under metal-free conditions. A variety of ...
  • Visible light–driven cascade carbon–carbon bond scission for organic transformations and plastics recycling 

    Gazi, Sarifuddin; Đokić, Miloš; Chin, Kek Foo; Ng, Pei Rou; Soo, Han Sen (2019)
    Significant efforts are devoted to developing artificial photosynthetic systems to produce fuels and chemicals in order to cope with the exacerbating energy and environmental crises in the world now. Nonetheless, the ...
  • Complex symmetric weighted composition operators on the Fock space in several variables 

    Hai, Pham Viet; Khoi, Le Hai (2017)
    We characterize all selfadjoint as well as all unitary anti-linear weighted composition operators acting on the Fock space . Then we obtain a complete description of anti-linear weighted composition operators that are ...
  • Complex symmetric weighted composition operators on H γ ( D ) 

    Lim, Renon; Khoi, Le Hai (2018)
    We study the complex symmetric structure of weighted composition operators of the form Wψ,ϕ on the Hilbert space Hγ(D) of holomorphic functions over the open unit disk D with reproducing kernels K(γ) w = (1 − wz)−γ, where ...
  • Representing systems generated by reproducing kernels 

    Fricain, Emmanuel; Khoi, Le Hai; Lefèvre, Pascal (2018)
    In this paper, we study the representing and absolutely representing systems in the context of reproducing kernel Hilbert spaces. We prove in particular that, in many classical spaces including weighted Hardy and Dirichlet ...
  • Differences of weighted composition operators between the Fock spaces 

    Tien, Pham Trong; Khoi, Le Hai (2018)
    We study some important topological properties such as boundedness, compactness and essential norm of differences of weighted composition operators between Fock spaces.
  • Novel properties and applications of carbon nanodots 

    Xiao, Lian; Sun, Handong (2018)
    In the most recent decade, carbon dots have drawn intensive attention and triggered substantial investigation. Carbon dots manifest superior merits, including excellent biocompatibility both in vitro and in vivo, resistance ...
  • Advances and prospects of lasers developed from colloidal semiconductor nanostructures 

    Wang, Yue; Sun, Handong (2018)
    Since the first observation of stimulated emission from colloidal quantum dots (CQDs) in year 2000, tremendous progress has been made in developing solution-processed lasers from colloidal semiconductor nanostructures in ...
  • Roadmap on plasmonics 

    Stockman, Mark I.; Kneipp, Katrin; Bozhevolnyi, Sergey I.; Saha, Soham; Dutta, Aveek; Ndukaife, Justus; Kinsey, Nathaniel; Reddy, Harsha; Guler, Urcan; Shalaev, Vladimir M.; Boltasseva, Alexandra; Gholipour, Behrad; Krishnamoorthy, Harish Natarajan Swaha; MacDonald, Kevin F.; Soci, Cesare; Zheludev, Nikolay I.; Savinov, Vassili; Singh, Ranjan; Groß, Petra; Lienau, Christoph; Vadai, Michal; Solomon, Michelle L.; Barton III, David R.; Lawrence, Mark; Dionne, Jennifer A.; Boriskina, Svetlana V.; Esteban, Ruben; Aizpurua, Javier; Zhang, Xiang; Yang, Sui; Wang, Danqing; Wang, Weijia; Odom, Teri W.; Accanto, Nicolò; de Roque, Pablo M.; Hancu, Ion M.; Piatkowski, Lukasz; van Hulst, Niek F.; Kling, Matthias F. (2018)
    Plasmonics is a rapidly developing field at the boundary of physical optics and condensed matter physics. It studies phenomena induced by and associated with surface plasmons—elementary polar excitations bound to surfaces ...
  • Self-propelled autonomous Mg/Pt janus micromotor interaction with human cells 

    Kong, Lei; Nur Farhanah Rosli; Chia, Hui Ling; Guan, Jianguo; Pumera, Martin (2019)
    Magnesium (Mg)-based micromotors have attracted considerable attention as they are capable of moving in water and human blood plasma without external fuels. It has also been demonstrated that they have potential for drug ...

View more