Publications

2017

J. Okamoto, W. Hu, A. Cavalleri, L. Mathey
Transiently enhanced interlayer tunneling in optically driven high-Tc superconductors
Phys. Rev. B 96, 144505 (2017)

W. Hu, D. Nicoletti, A. V. Boris, B. Keimer and A. Cavalleri
Optical melting of the transverse Josephson plasmon: a comparison between bilayer and trilayer cuprates
Phys. Rev. B 95, 104508 (2017)

M. Först, K.R. Beyerlein, R. Mankowsky, W. Hu, G. Mattoni, S. Catalano, M. Gibert, O. Yefanov, J.N. Clark, A. Frano, J.M. Glownia, M. Chollet, H. Lemke, B. Moser, S.P. Collins, S.S. Dhesi, A.D. Caviglia, J.-M. Triscone, and A. Cavalleri
Multiple supersonic phase fronts launched at a complex-oxide hetero-interface
Phys. Rev. Lett. 118, 027401 (2017)

2016

W. Hu, S. Catalano, M. Gibert, J.-M. Triscone, and A. Cavalleri
Broadband terahertz spectroscopy of the insulator-metal transition driven by coherent lattice deformation at the SmNiO3/LaAlO3 interface
Phys. Rev. B 93, 161107 (R) (2016)

2014

W. Hu*, S. Kaiser*, D. Nicoletti*, C. R. Hunt*, I. Gierz, M. C. Hoffmann, M. Le Tacon, T. Loew, B. Keimer, and A. Cavalleri (*equal contribution)
Optically enhanced coherent transport in YBa2Cu3O6.5 by ultrafast redistribution of interlayer coupling
Nature Materials 13,705(2014)

S. Kaiser, C. R. Hunt, D. Nicoletti, W. Hu, I. Gierz, H. Y. Liu, M. Le Tacon, T. Loew, D. Haug, B. Keimer, and A. Cavalleri
Optically induced coherent transport far above Tc in underdoped YBa2Cu3O6+δ
Phys. Rev. B 89, 184516 (2014)

2012

A. D. Caviglia, R. Scherwitzl, P. Popovich, W. Hu, H. Bromberger, R. Singla, M. Mitrano, M. C. Hoffmann, S. Kaiser, P. Zubko, S. Gariglio, J.-M. Triscone, M. Först, and A. Cavalleri
Ultrafast Strain Engineering in Complex Oxide Heterostructures
Phys. Rev. Lett. 108, 136801(2012)

N. L. Wang, W. Z. Hu, Z. G. Chen, R. H. Yuan, G. Li, G. F. Chen and T. Xiang
High energy pseudogap and its evolution with doping in Fe-based superconductors as revealed by optical spectroscopy
J. Phys.: Condens. Matter 24, 294202 (2012)

2011

A. Willner, F. Tavella, M. Yeung, T. Dzelzainis, C. Kamperidis, M. Bakarezos, D. Adams, M. Schulz, R. Riedel, M. C. Hoffmann, W. Hu, J. Rossbach, M. Drescher, N. A. Papadogiannis, M. Tatarakis, B. Dromey, and M. Zepf
Coherent Control of High Harmonic Generation via Dual-Gas Multijet Arrays
Phys. Rev. Lett. 107, 175002 (2011)

2010

Clarina de la Cruz, W. Z. Hu, Shiliang Li, Q. Huang, J. W. Lynn, M. A. Green, G. F. Chen, N. L. Wang, H. A. Mook, Qimiao Si, and Pengcheng Dai
Lattice Distortion and Magnetic Quantum Phase Transition in CeFeAs1-xPxO
Phys. Rev. Lett. 104, 017204 (2010)

Z. G. Chen, W. Z. Hu, N. L. Wang
Different nature of instabilities in BaFe2As2 and BaNi2As2 as revealed by optical spectroscopy
Physica Status Solidi B-Basic Solid State Physics, 247, 495 (2010)

Z. G. Chen, T. Dong, R. H. Ruan, B. F. Hu, B. Cheng, W. Z. Hu, P. Zheng, Z. Fang, X. Dai, and N. L. Wang
Measurement of the c -Axis Optical Reflectance of AFe2As2 (A=Ba, Sr) Single Crystals: Evidence of Different Mechanisms for the Formation of Two Energy Gaps
Phys. Rev. Lett. 105, 097003 (2010)

2009

W. Z. Hu, Q. M. Zhang, N. L. Wang
Optical and Raman spectroscopy studies on Fe-based superconductors
Physica C 469, 545(2009)

Wan-zheng Hu, Jing Dong, Gang Li, Zheng Li, Ping Zheng, Gen-fu Chen, Jian-lin Luo, Nan-lin Wang
Optical properties of FeAs-based parent compound: A comparative study for polycrystalline EuFe2As2 and LaFeAsO
Front. Phys. China 4, 459 (2009)

W. Z. Hu, G. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Optical study of the spin-density-wave properties of single-crystalline Na1−δFeAs
Phys. Rev. B 80, 100507(R) (2009)

Z. G. Chen, G. Xu, W. Z. Hu, X. D. Zhang, P. Zheng, G. F. Chen, J. L. Luo, Z. Fang, and N. L. Wang
Origin of the structural phase transition in BaNi2As2 at 130 K: A combined study of optical spectroscopy and band structure calculations
Phys. Rev. B 80, 094506 (2009)

G. F. Chen, Z. G. Chen, J. Dong, W. Z. Hu, G. Li, X. D. Zhang, P. Zheng, J. L. Luo, and N. L. Wang
Electronic properties of single-crystalline Fe1.05Te and Fe1.03Se0.30Te0.70
Phys. Rev. B 79, 140509(R) (2009)

G. F. Chen, W. Z. Hu, J. L. Luo, and N. L. Wang
Multiple Phase Transitions in Single-Crystalline Na1−δFeAs
Phys. Rev. Lett. 102, 227004 (2009)

J. P. Carlo, Y. J. Uemura, T. Goko, G. J. MacDougall, J. A. Rodriguez, W. Yu, G. M. Luke, Pengcheng Dai, N. Shannon, S. Miyasaka, S. Suzuki, S. Tajima, G. F. Chen, W. Z. Hu, J. L. Luo, and N. L. Wang
Static Magnetic Order and Superfluid Density of RFeAs(O,F) (R=La,Nd,Ce) and LaFePO Studied by Muon Spin Relaxation: Unusual Similarities with the Behavior of Cuprate Superconductors
Phys. Rev. Lett. 102, 087001 (2009)

T. Goko, A. A. Aczel, E. Baggio-Saitovitch, S. L. Bud’ko, P. C. Canfield, J. P. Carlo, G. F. Chen, Pengcheng Dai, A. C. Hamann, W. Z. Hu, H. Kageyama, G. M. Luke, J. L. Luo, B. Nachumi, N. Ni, D. Reznik, D. R. Sanchez-Candela, A. T. Savici, K. J. Sikes, N. L. Wang, C. R. Wiebe, T. J. Williams, T. Yamamoto, W. Yu, and Y. J. Uemura
Superconducting state coexisting with a phase-separated static magnetic order in (Ba,K)Fe2As2, (Sr,Na)Fe2As2, and CaFe2As2
Phys. Rev. B 80, 024508 (2009)

2008

J. Dong, H. J. Zhang, G. Xu, Z. Li, G. Li, W. Z. Hu, D. Wu, G. F. Chen, X. Dai, J. L. Luo, Z. Fang and N. L. Wang
Competing orders and spin-density-wave instability in La(O1-xFx)FeAs
Europhys. Lett 83, 27006 (2008)

Chen Gen-Fu, Li Zheng, Wu Dan, Dong Jing, Li Gang, Hu Wan-Zheng, Zheng Ping, Luo Jian-Lin and Wang Nan-Lin
Element Substitution Effect in Transition Metal Oxypnictide Re(O1-xFx)TAs (Re = rare earth, T = transition metal)
Chinese Phys. Lett. 25, 2235 (2008)

W. Z. Hu, G. T. Wang, Rongwei Hu, C. Petrovic, E. Morosan, R. J. Cava, Z. Fang, and N. L. Wang
Evidence for a band broadening across the ferromagnetic transition of Cr1/3NbSe2
Phys. Rev. B 78, 085120 (2008)

W. Z. Hu, J. Dong, G. Li, Z. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Origin of the Spin Density Wave Instability in AFe2As2 (A=Ba,Sr) as Revealed by Optical Spectroscopy
Phys. Rev. Lett. 101, 257005 (2008)

G. Li, W. Z. Hu, J. Dong, Z. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Probing the superconducting energy gap from infrared spectroscopy on a Ba0.6K0.4Fe2As2 single crystal with Tc=37 K
Phys. Rev. Lett. 101, 107004 (2008)

Zheng Li, Gengfu Chen, Jing Dong, Gang Li, Wanzheng Hu, Dan Wu, Shaokui Su, Ping Zheng, Tao Xiang, Nanlin Wang, and Jianlin Luo
Strong-coupling superconductivity in the nickel-based oxypnictide LaNiAsO1−xFx
Phys. Rev. B 78, 060504(R) (2008)

A. A. Aczel, E. Baggio-Saitovitch, S. L. Budko, P. C. Canfield, J. P. Carlo, G. F. Chen, Pengcheng Dai, T. Goko, W. Z. Hu, G. M. Luke, J. L. Luo, N. Ni, D. R. Sanchez-Candela, F. F. Tafti, N. L. Wang, T. J. Williams, W. Yu, and Y. J. Uemura
Muon-spin-relaxation studies of magnetic order and superfluid density in antiferromagnetic NdFeAsO, BaFe2As2, and superconducting Ba1−xKxFe2As2
Phys. Rev. B 78, 214503 (2008)

G. F. Chen, Z. Li, G. Li, J. Zhou, D. Wu, J. Dong, W. Z. Hu, P. Zheng, Z. J. Chen, H. Q. Yuan, J. Singleton, J. L. Luo, and N. L. Wang
Superconducting Properties of the Fe-Based Layered Superconductor LaFeAsO0.9F0.1−δ
Phys. Rev. Lett. 101, 057007 (2008)

G. F. Chen, Z. Li, D. Wu, G. Li, W. Z. Hu, J. Dong, P. Zheng, J. L. Luo, and N. L. Wang
Superconductivity at 41 K and its competition with spin-density-wave instability in layered CeO1-xFxFeAs
Phys. Rev. Lett.
100, 247002 (2008)

Chen Gen-Fu, Li Zheng, Li Gang, Hu Wan-Zheng, Dong Jing, Zhou Jun, Zhang Xiao-Dong, Zheng Ping, Wang Nan-Lin and Luo Jian-Lin
Superconductivity in Hole-Doped (Sr1−xKx)Fe2As2
Chinese Phys. Lett. 25, 3403 (2008)

G. F. Chen, Z. Li, J. Dong, G. Li, W. Z. Hu, X. D. Zhang, X. H. Song, P. Zheng, N. L. Wang, and J. L. Luo
Transport and anisotropy in single-crystalline SrFe2As2 and A0.6K0.4Fe2As2 (A=Sr, Ba) superconductors
Phys. Rev. B 78, 224512 (2008)

2007

G. Li, W. Z. Hu, J. Dong, D. Qian, D. Hsieh, M. Z. Hasan, E. Morosan, R. J. Cava, and N. L. Wang
Anomalous Metallic State of Cu0.07TiSe2: An Optical Spectroscopy Study
Phys. Rev. Lett. 99, 167002 (2007)

W. Z. Hu, G. Li, J. Yan, H. H. Wen, G. Wu, X. H. Chen, and N. L. Wang
Optical study of the charge-density-wave mechanism in 2H−TaS2 and NaxTaS2
Phys. Rev. B 76, 045103 (2007)

G. Li, W. Z. Hu, D. Qian, D. Hsieh, M. Z. Hasan, E. Morosan, R. J. Cava, and N. L. Wang
Semimetal-to-Semimetal Charge Density Wave Transition in 1T−TiSe2
Phys. Rev. Lett. 99, 027404 (2007)