Report/Guide

Hao, L; Gallop, J C; Cox, D; Janssen, T J B M (2007) Graphene: a review of the state of the art and future metrology applications. NPL Report. TQE 1

Hao, L; Gallop, J C; MacFarlane, J; Palmans, H; Sander, T; Duane, S (2006) Low-temperature calorimetry for ionising radiation dosimetry. NPL Report. DEM-TQD 008

Article

Naftaly, M; Das, S; Gallop, J; Pan, K; Alkhalil, F; Kariyapperuma, D; Constant, S; Ramsdale, C; Hao, L (2021) Sheet Resistance Measurements of Conductive Thin Films: A Comparison of Techniques. Electronics, 10 (8). 960 ISSN 2079-9292

Qing, Z; Yuchien, T; Jinjin, L; Hao, L; Kaili, J; Yuan, Z; Wenhui, C; Zhang, M; Xueshen, W (2021) High transfer coefficient niobium nano-SQUID integrated with a nanogap modulation flux line. Measurement Science and Technology, 32 (2). 025001 ISSN 0957-0233

Chen, W; Tang, C; Li, T; Zou, X; Zhang, J; Jia, S; Yuan, J; George, A; Voronine, D; Ajayan, P; Li, Q; Hao, L; Lou, J (2020) Tunable friction of monolayer MoS2 by control of interfacial chemistry. Extreme Mechanics Letters, 41. 100996 ISSN 23524316

Godfrey, T; Long, G; Gallop, J; Cox, D; Polychroniou, E; Chen, J; Romans, E; Hao, L (2020) Microwave Inductive Readout of EBL Nanobridge SQUIDs. IEEE Transactions on Applied Superconductivity, 30 (7). 1601104 ISSN 1051-8223

Polychroniou, E; Gallop, J; Godfrey, T; Cox, D; Long, G; Chen, J; Romans, E; Hao, L (2020) Investigation of NanoSQUIDs Fabricated with a Range of Focused Ion Beam Sources. Journal of Physics: Conference Series, 1559. 012015 ISSN 1742-6588

Cai, X; Deng, S; Li, L; Hao, L (2020) A first-principles theoretical study of the electronic and optical properties of twisted bilayer GaN structures. Journal of Computational Electronics, 19 (3). pp. 910-916. ISSN 1569-8025

Xu, L S; Li, Y; Cheng, C; Gao, J M; Jin, X J; Gallop, J C; Hao, L (2019) Facile synthesis of metal @ carbon sphere/graphene film electrodes with enhanced energy density for flexible asymmetric all-solid-state supercapacitors. Journal of Electroanalytical Chemistry, 847. 113199 ISSN 15726657

Li, T; Gallop, J C; Hao, L; Romans, E J (2019) Scalable, Tunable Josephson Junctions and DC SQUIDs Based on CVD Graphene. IEEE Transactions on Applied Superconductivity, 29 (5). 1101004 ISSN 1051-8223

Hao, L; Gallop, J C; Chen, J (2019) Electromagnetic Metrology for Nano- Electromechanical Systems. IEEE Transactions on Instrumentation and Measurement, 68 (6). pp. 1827-1832. ISSN 0018-9456

Gajewski, K; Kunicki, P; Sierakowski, A; Szymański, W; Kaczorowski, W; Niedzielski, P; Ramadan, S; Shaforost, O; Klein, N; Hao, L; Gotszalk, T (2019) High-resolution, spatially-resolved surface potential investigations of high-strength metallurgical graphene using scanning tunnelling potentiometry. Microelectronic Engineering, 212. pp. 1-8. ISSN 01679317

Xu, L S; Cui, L L; Cheng, C; Gao, J M; Jin, X J; Gallop, J C; Hao, L (2019) Highly Flexible and Durable Graphene Hybrid Film Electrode Modified with Aminated β-Cyclodextrin for Supercapacitor. Journal of The Electrochemical Society, 166 (8). pp. A1636-A1643. ISSN 0013-4651

Pan, K W; Fan, Y Y; Leng, T; Li, J S; Xin, Z Y; Zhang, J W; Hao, L; Gallop, J; Novoselov, K S; Hu, Z R (2018) Sustainable production of highly conductive multilayer graphene ink for wireless connectivity and IoT applications. Nature Communications, 9 (1). 5197 ISSN 2041-1723

Godfrey, T; Gallop, J C; Cox, D C; Romans, E J; Chen, J; Hao, L (2018) Investigation of Dayem Bridge NanoSQUIDs Made by Xe Focused Ion Beam. IEEE Transactions on Applied Superconductivity, 28 (7). 1100605 ISSN 1051-8223

Black, N C G; Rungger, I; Li, B; Maier, S A; Cohen, L F; Gallop, J C; Hao, L (2018) Adsorption dynamics of CVD graphene investigated by a contactless microwave method. 2D Materials, 5 (3). 035024

Li, T Y; Gallop, J; Hao, L; Romans, E (2018) Ballistic Josephson junctions based on CVD graphene. Superconductor Science and Technology, 31 (4). 045004

Li, B; Godfrey, T; Cox, D; Li, T; Gallop, J; Galer, S; Nisbet, A; Romans, E; Hao, L (2018) Investigation of properties of nanobridge Josephson junctions and superconducting tracks fabricated by FIB. Journal of Physics: Conference Series, 964. 012004 ISSN 1742-6588

Boslashggild, P; Mackenzie, D M A; Whelan, P R; Petersen, D H; Due Buron, J; Zurutuza, A; Gallop, J; Hao, L; Jepsen, P U (2017) Mapping the electrical properties of large-area graphene. 2D Materials, 4 (4). 042003

Black, N C G; Liu, C G; Pearce, R; Li, B; Maier, S A; Cohan, L F; Gallop, J C; Hao, L (2017) Graphene gas sensing using a non-contact microwave method. Nanotechnology, 28 (39). 395501

Blois, A*; Rozhko, S*; Hao, L; Gallop, J C; Romans, E J* (2017) Heat propagation models for superconducting nanobridges at millikelvin temperatures. Supercond. Sci. Technol., 30 (1). 014003

Adabi, M*; Lischner, J*; Hanham, S M*; Mihai, A P*; Shaforost, O; Wang, R; Hao, L; Petrov, P K*; Klein, N* (2017) Microwave study of field-effect devices based on graphene/aluminum nitride/graphene structures. Sci. Rep., 7. p. 44202.

Hao, L; Granata, C* (2017) Recent trends and perspectives of nanoSQUIDs: introduction to 'Focus on nanoSQUIDs and their applications'. Supercond. Sci. Technol., 30 (5). 050301

Koziol, K K*; Janas, D*; Brown, E; Hao, L (2017) Thermal properties of continuously spun carbon nanotube fibres. Physica E, 88. pp. 104-108.

Patel, T*; Li, B; Li, T Y*; Wang, R*; Gallop, J C; Cox, D C; Chen, J*; Romans, E J*; Hao, L (2017) Toward the use of NanoSQUIDs to measure the displacement of an NEMS resonator. IEEE Trans. Appl. Supercond., 27 (4). 1602005

Huang, X Q*; Shao, J H*; Tsou, C L*; Zhang, S S*; Lu, B R*; Hao, L; Sun, Y*; Chen, Y F* (2017) A novel PMMA/NEB bilayer process for sub-20 nm gold nanoslits by a selective electron beam lithography and dry etch. Microelectron. Eng., 172. pp. 13-18.

Goniszewski, S*; Adabi, M*; Shaforost, O*; Hanham, S M*; Hao, L; Klein, N* (2016) Correlation of p-doping in CVD graphene with substrate surface charges. Sci. Rep., 6. p. 22858.

Wang, R; Pearce, R; Gallop, J C; Patel, T; Zhao, F*; Pollard, A; Klein, N*; Jackman, R*; Zurutuza, A*; Hao, L (2016) Investigation of CVD graphene topography and surface electrical properties. Surf. Topogr.: Metrol. Prop., 4 (2). 025001

Lolli, L*; Li, T*; Portesi, C*; Taralli, E*; Acharya, N*; Chen, K*; Rajteri, M*; Cox, D*; Monticone, E*; Gallop, J C; Hao, L (2016) Micro-SQUIDs based on MgB2 nano-bridges for MEMS readout. Supercond. Sci. Technol., 29 (10). 104008

Gallop, J C; Hao, L (2016) Nanoscale superconducting quantum interference devices add another dimention. ACS Nano, 10 (9). pp. 8128-8132.

Gajewski, K*; Goniszewski, S; Szumska, A*; Moczala, M*; Kunicki, P*; Gallop, J; Klein, N*; Hao, L; Gotszalk, T* (2016) Raman spectroscopy and kelvin probe force microscopy characteristics of the CVD suspended graphene. Diamond and Related Materials, 64. pp. 27-33.

Shaforost, O*; Wang, K*; Goniszewski, S*; Adabi, M*; Guo, Z*; Hanham, S*; Gallop, J C; Hao, L; Klein, N* (2015) Contact-free sheet resistance determination of large area graphene layers by an open dielectric loaded microwave. J. Appl. Phys., 117 (2). 024501

Bechstein, S*; Ruede, F*; Drung, D*; Storm, J-H*; Kohn, C*; Kieler, O F*; Kohlmann, J*; Weimann, T*; Patel, T*; Bo Li*,; Cox, D; Gallop, J C; Hao, L; Schurig, T* (2015) Design and fabrication of coupled nanoSQUIDs and NEMS. IEEE Trans. Appl. Supercond., 25 (3). 1602604

Hao, L; Gallop, J C; Cox, D C; Chen, J* (2015) Fabrication and analogue applications of nanoSQUIDs using Dayem bridge junctions. IEEE J. Sel. Top. Quantum Electron., 21 (2). 9100108

Li, B; Palmans, H; Hao, L; Nisbet, A* (2015) Investigating ionisation cluster size distribution due to sub-1 keV electrons in view of Heisenberg's Uncertainty. J. Phys.: Conf. Ser., 633 (1). 012002

Patel, T; Li, B*; Gallop, J C; Cox, D; Kirkby, K*; Romans, E*; Chen, J*; Nisbet, A*; Hao, L (2015) Investigating the intrinsic noise limit of Dayem bridge NanoSQUIDs. IEEE Trans. Appl. Supercond., 25 (3). 1602105

Pearce, R; Tan, X; Wang, R; Patel, T; Gallop, J C; Pollard, A J; Yakimova, R*; Hao, L (2015) Investigations of the effect of SiC growth face on graphene thickness uniformity and electronic properties. Surf. Topogr.: Metrol. Prop., 3 (1). p. 15001.

Hao, L; Gallop, J C; Liu, Q*; Chen, J* (2015) Microwave method for high frequency properties of graphene. IET Circuits Devices Syst., 9 (6). pp. 397-402.

Gallop, J C; Cox, D; Hao, L (2015) Nanobridge SQUIDs as calorimetric inductive particle detectors. Supercond. Sci. Technol., 28 (8). 084002

Li, T Y; Patel, T; Banerjee, I*; Pearce-Hill, R; Gallop, J C; Hao, L; Ray, A K* (2015) Plasma treated graphene oxide films: structural and electrical studies. J. Mater. Sci., Mater. Electron., 26 (7). pp. 4810-4815.

Tyler, B J; Brennan, B; Stec, H; Patel, T; Hao, L; Gilmore, I S; Pollard, A J (2015) Removal of organic contamination from graphene with a controllable mass-selected argon gas cluster ion beam. J. Phys. Chem. C, 119 (31). pp. 17836-17841.

Goniszewski, S; Gallop, J C; Adabi, M*; Gajewski, K*; Shaforost, O*; Klein, N*; Sierakowski, A*; Chen, J*; CHen, Y*; Gotszalk, T*; Hao, L (2015) Self-supporting graphene films and their applications. IET Circuits Devices Syst., 9 (6). pp. 420-427.

Hill-Pearce, R E; Eless, V; Lartsev, A*; Martin, N A; Snook, I L B; Helmore, J J; Yakimova, R*; Gallop, J C; Hao, L (2015) The effect of bilayer regions on the response of epitaxial graphene devices to environmental gating. Carbon, 93. pp. 896-902.

Cox, D C; Gallop, J C; Hao, L (2014) Focused ion beam processing of superconducting junctions and SQUID based devices. Nanofabrication, 1 (1). pp. 53-64.

Tan, J B*; Wang, C*; Wang, Y*; Wang, W B*; Liu, J*; Leach, R K; Hao, L (2014) Long working distance microscope with a low obscuration aspherical Schwarzschild objective. Opt. Lett., 39 (23). pp. 6699-6702.

Gregory, A P; Hao, L; Klein, N*; Gallop, J C; Mattevi, C*; Shaforost, O*; Lees, K; Clarke, R N (2014) Spatially resolved electrical characterisation of graphene layers by an evanescent field microwave microscope. Physica E, 56. pp. 431-434.

Li, S L*; Ren, Z Y*; Zheng, J M*; Zhou, Y X*; Wan, Y*; Hao, L (2013) Band gap engineering of graphene/h-BN hybrid superlattices nanoribbons. J. Appl. Phys., 113 (3). 033703

Hao, L; Cox, D; Gallop, J C; Chen, J*; Rozhko, S*; Blois, A*; Romans, E J* (2013) Coupled nanoSQUIDs and nano-electromechanical systems (NEMS) resonators. IEEE Trans. Appl. Supercond., 23 (3). 1800304

Guoqing Ning*,; Chenggen Xu*,; Hao, L; Kazakova, O; Zhuangjun Fan*,; Hao, Wang*; Kunxun Wang*,; Jinsen Gao*,; Weizhong Qian*,; Fei Wei* (2013) Ferromagnetism in nanomesh graphene. Carbon, 51. pp. 390-396.

Bechstein, S*; Kirste, A*; Drung, D*; Regin, M*; Kazakova, O; Gallop, J; Hao, L; Cox, D; Schurig, T* (2013) Investigation of material effects with micro-sized SQUID sensors. IEEE Trans. Appl. Supercond., 23 (3). 1602004

Hao, L; Gallop, J; Goniszewski, S*; Shaforost, O*; Klein, N*; Yakimova, R* (2013) Non-contact method for measurement of the microwave conductivity of graphene. Appl. Phys. Lett., 103 (12). 123103

Blois, A*; Rozhko, S*; Hao, L; Gallop, J C; Romans, E J* (2013) Proximity effect bilayer nano superconducting quantum interference devices for millikelvin magnetometry. J. Appl. Phys., 114 (23). 233907

Rozhko, S*; Hino, T*; Blois, A*; Hao, L; Gallop, J C; Cox, D C; Romans, E J* (2013) Study of low-frequency noise performance of nanobridge-based SQUIDs in external magnetic fields. IEEE Trans. Appl. Supercond., 23 (3). 1601004

Hao, L; Goniszewski, S*; Chen, J*; Gallop, J C (2012) Microwave excitation and readout of nano- and micron scale cantilevers. Appl. Surf. Sci., 258 (6). pp. 2192-2195.

Hao, L; Mattevi, C*; Gallop, J C; Goniszewski, S; Xiao, Y*; Cohen, L*; Klein, N* (2012) Microwave surface impedance measurements on reduced graphene oxide. Nanotechnology, 23 (28). 285706

Galer, S; Hao, L; Gallop, J C; Palmans, H; Kirkby, K*; Nisbet, A* (2011) Design concept for a novel SQUID based microdosemeter. Radiat. Prot. Dosim., 143 (2-4). pp. 427-431.

Hao, L; Assmann, C*; Gallop, J C; Cox, D; Rudes, F*; Kazakova, O; Josephs-Franks, P; Drung, D*; Schurig, Th* (2011) Detection of single magnetic nanobead with a nano-supersonducting quantum interference device. Appl. Phys. Lett., 98 (9). 092504

Romans, E J*; Rozhko, S*; Young, L*; Blois, A*; Hao, L; Cox, D; Gallop, J C (2011) Noise performance of Niobium Nano-SQUIDs in applied magnetic fields. IEEE Trans. Appl. Supercond., 21 (3). pp. 404-407.

Hao, L (2011) Quantum detection applications of NanoSQUIDs fabricated by focussed ion beam. J. Phys., Conf. Ser., 286. 012013

Ruede, F*; Bechstein, S*; Hao, L; Assmann, C*; Schurig, T*; Gallop, J C; Kazakova, O; Beyer, J*; Drung, D* (2011) Readout system for NanoSQUID sensors using a SQUID amplifier. IEEE Trans. Appl. Supercond., 21 (3). pp. 408-411.

Hao, L; Cox, D; See, P; Gallop, J C; Kazakova, O (2010) Magnetic nanoparticle detection using nano-SQUID sensors. J. Phys. D, Appl. Phys., 43 (47). 474004

Hao, L; Cox, D C; Gallop, J C (2009) Characteristics of focussed ion beam nano Josephson devices. Supercond. Sci. Technol., 22 (6). 064011

Hao, L; Cox, D C; Gallop, J C (2009) Characteristics of focussed ion beam nanoscale Josephson devices. Supercond. Sci. Technol., 22 (6). 064011

Hao, L; Gallop, J C; Cox, D (2009) Excitation, detection and passive cooling of a micromechanical cantilever using near-field of a microwave resonator. Appl. Phys. Lett., 95 (11). 113501

Hao, L; Gallop, J C; Cox, D; Romans, E J*; Macfarlane, J C*; Chen, J* (2009) Focussed ion beam NanoSQUIDs as novel NEMS resonator readout. IEEE Trans. Appl. Supercond., 19 (3). pp. 693-696.

Burch, H J*; Brown, E*; Contera, S A*; Toledo, N C*; Cox, D C; Grobert, N*; Hao, L; Ryan, J F*; Davies, J A (2008) Effect of acid treatment on the structure and electrical properties of nitrogen-doped multiwalled carbon nanotubes. J. Phys. Chem. C, 112 (6). pp. 1908-1912.

Hao, L; Macfarlane, J C; Gallop, J C; Cox, D; Beyer, J*; Drung, D*; Schurig, T* (2008) Measurement and noise performance of nano-superconducting-quantum-interference devices fabricated by focused ion beam. Appl. Phys. Lett., 92 (19). 192507

Du, J*; Macfarlane, J C; Hao, L (2008) Noise temperature and linewidth of high-temperature-superconducting heterodyne gigahertz oscillators. Appl. Phys. Lett., 93 (3). 033507

Brown, E; Hao, L; Cox, D C; Gallop, J C (2008) Scanning thermal microscopy probe capable of simultaneous electrical imaging and the addition of a diamond tip. J. Phys., Conf. Ser., 100 (5). 052012

Hao, L; Macfarlane, J C*; Gallop, J C; Cox, D*; Josephs-Franks, P W; Hutson, D*; Chen, J*; Lam, S K H* (2007) Novel methods of fabrication and metrology of superconducting nanostructures. IEEE Trans. Instrum. Meas., 56 (2). pp. 392-396.

Hao, L; Macfarlane, J C; Gallop, J C; Lam, S K H (2006) Direct measurement of penetration length in ultrathin and/or mesoscopic superconducting structures. J. Appl. Phys., 99. 123916

Burch, H J; Davies, J A; Brown, E; Hao, L; Antoranz Contera, S*; Grobert, N*; Ryan, J F* (2006) Electrical conductance and breakdown in individual CNx multiwalled nanotubes. Appl. Phys. Lett., 89. 143110

Brown, E; Hao, L; Gallop, J C; Macfarlane, J C; Josephs-Franks, P W; Cohen, L F* (2006) The effect of molecular oxygen on the thermal conductance of multi-walled nanotubes - a preliminary investigation. Phys. Stat. Sol. B, 243 (13). pp. 3380-3384.

Brown, E; Hao, L; Gallop, J C; Macfarlane, J*; Cohen, L* (2005) Ballistic thermal and electrical conductance measurements on individual multi-wall carbon nanotubes. Appl. Phys. Lett., 87. 023107

Hao, L; Gallop, J C; Macfarlane, J C* (2005) Coupled microwave resonators for sensitive bolometric detection. IEEE Trans. Instrum. Meas., 54 (2). pp. 886-889.

Purnell, A J*; Cohen, L F*; Hao, L; Gallop, J C (2005) Failure analysis of high temperature superconducting films at high microwave power using microsecond time domain measurements. Appl. Phys. Lett., 86. 092506

Hao, L; Macfarlane, J C*; Haining, S*; Gallop, J C (2005) HTS superconducting current comparator: dynamic range and noise limits. IEEE Trans. Instrum. Meas., 54 (2). pp. 584-587.

Hao, L; Macfarlane, J C*; Lam, S K H*; Foley, C P*; Josephs-Franks, P W; Gallop, J C (2005) Inductive sensor based on Nano-scale SQUIDS. IEEE Trans. Appl. Supercond., 15 (2). pp. 514-517.

Haining, S*; Romens, E J*; Pegrum, C M*; Donaldson, G B*; Hao, L; MacFarlane, J C (2005) Single sensor high-temperature superconducting axial gradiometer with thick film pick-up loops. IEEE Trans. Appl. Supercond., 15 (2). pp. 769-772.

Gardiner, C H; Lee, R A M; Gallop, J C; Tzalenchuk, A Ya; Macfarlane, J C*; Hao, L (2004) Degenerate ground state and anomalous flux hysteresis in an YBa2Cu3O7 grain boundary r.f. SQUID. Supercond. Sci. Technol., 17. S234-S240

Nurgaliev, T*; Cohen, L F*; Purnell, A*; Hao, L; Gallop, J C (2004) Surface resistance measurements of HTS films placed inside a cavity with a puck resonator. Physica C, 403. pp. 276-282.

Brown, E; Hao, L; Gallop, J C; MacFarlane, J C (2004) Thermal measurements on multi-wall nanotubes. AIP Conf. Proc., 723. pp. 91-94.

Hao, L; Gallop, J C; Macfarlane, J M* (2003) Coupled microwave resonators as the basis for sensitive bolometer detection. IEEE Trans. Instrum. Meas., 52 (2). pp. 328-332.

Hao, L; Gallop, J C; Macfarlane, J C* (2003) Coupled microwave resonators as the basis for sensitive bolometric detection. IEEE Trans. Instrum. Meas., 52 (2). pp. 328-332.

Hao, L; Gallop, J C; Macfarlane, J C*; Carr, C* (2003) HTS cryogenic current comparator for non-invasive sensing of charged particle beams. IEEE Trans. Instrum. Meas., 52 (2). pp. 617-620.

Hao, L; Macfarlane, J C*; Carr, C*; Gallop, J C (2003) HTS current concentrator for remote sensing of charged particle beams. IEEE Trans. Appl. Supercond., 13 (2). pp. 739-742.

Hao, L; Gallop, J C; Gardiner, C H; Josephs-Franks, P W; Macfarlane, J C*; Lam, S K H*; Foley, C* (2003) Inductive superconducting transition-edge detector for single-photon and macro-molecule detection. Supercond. Sci. Technol., 16. pp. 1479-1482.

Hao, L; Macfarlane, J C*; Josephs-Franks, P W; Gallop, J C (2003) Inductive superconducting transition-edge photon and particle detector. IEEE Trans. Appl. Supercond., 13 (2). pp. 622-625.

Nurgaliev, T*; Purnell, A J*; Qi, X*; Berenov, A*; Bugoslavsky, Y*; MacManus-Driscoll, J L*; Hao, L; Gallop, J C; Cohan, L F* (2003) Investigation of microwave losses in superconducting liquid phase epitaxy Y0.7Yb0.3Ba2Cu3O7-d films. Supercond. Sci. Technol., 16. pp. 654-659.

Josephs-Franks, P W; Hao, L; Tzalenchuk, A; Davies, J; Kazakova, O; Gallop, J C; Brown, L; Macfarlane, J C* (2003) Measurement of the spatial sensitivity of miniature SQUIDs using magnetic-tipped STM. Supercond. Sci. Technol., 16. pp. 1570-1574.

Lamura, G*; Purnell, A J*; Cohen, L F*; Andreone, A*; Chiarella, F*; Di Gennaro, E*; Vagilo, R*; Hao, L; Gallop, J C (2003) Microwave intermodulation distortion of MgB2 thin films. Appl. Phys. Lett., 82 (25). pp. 4525-4527.

Gallop, J C; Hao, L (2003) Single crystal microwave dielectrics at low temperature: losses and non-linearities. J. Eur. Ceram. Soc., 23. pp. 2367-2373.

Gallop, J C; Peden, D; Hao, L; Macfarlane, J (2003) A microwave phase conjugating antenna using high temperature superconductors. Supercond. Sci. Technol., 16. pp. 1566-1569.

Purnell, A J*; Zhukov, A A*; Nurgaliev, T*; Lamura, G*; Bugoslavsky, Y*; Lockman, Z*; MacManus-Driscoll, J L*; Zhai, H Y*; Christen, H M*; Paranthaman, M P*; Lowndes, D H*; Jo, M H*; Blamire, M G*; Hao, L; Gallop, J C; Cohan, L F* (2003) The microwave surface impedance of MgB2 thin films. Supercond. Sci. Technol., 16. pp. 1-6.

Andreone, A*; Di Gennaro, E*; Lamura, G*; Salluzzo, M*; Purnell, A*; Cohen, L F*; Hao, L; Gallop, J C; Cantoni, C*; Paranthaman, M* (2003) A study on the nonlinear microwave electrodynamic response of e-beam evaporated MgB2 superconducting thin films. Supercond. Sci. Technol., 16. pp. 260-263.

Hao, L; Gallop, J C; Macfarlane, J C; Carr, C* (2002) HTS cryogenic current comparator for non-invasive sensing of charged-particle beams. Physica C, 368. pp. 114-118.

Hao, L; Gallop, J C; Purnell, A*; Cohan, L* (2002) Intermodulation distortion in HTS thin films: a global heating model. Physica C, 372-37 (1). pp. 469-473.

Abu Bakar, M*; Velichko, A V*; Lancaster, M J*; Porch, A*; Gallop, J C; Hao, L; Cohen, L F*; Zhukov, A* (2002) Microwave intermodulation distotion measurements in unpatterned and patterned YBCO thin film. Physica C, 372-37 (2). pp. 692-695.

Zhukov, A A*; Purnell, A*; Miyoshi, Y*; Bugoslavsky, Y*; Lockman, Z*; Berenov, A*; Zhai, H Y*; Christen, H M*; Paranthaman, M P*; Lowndes, D H*; Jo, M H*; Blamire, M G*; Hao, L; Gallop, J C; MacManus-Driscall, J L*; Cohen, L F* (2002) Microwave surface resistance of MgB2. Appl. Phys. Lett., 80 (13). pp. 2347-2349.

Gallop, J C; Josephs-Franks, P W; Davies, J; Hao, L; Macfarlane, J* (2002) Miniature dc SQUID devices for the detection of single atomic spin-flips. Physica C, 368. pp. 109-113.

Gallop, J C; Hao, L (2001) Applications of coupled dielectric resonators using SrTiO3 pucks: tunable resonators and novel thermometry. IEEE Trans. Instrum. Meas., 50. pp. 526-530.

Hao, L; Pedan, D A*; Macfarlane, J C*; Gallop, J C (2001) Characterisation of YBCO/Au/YBCO resistors for HTS Josephson noise thermometry. IEEE Trans. Instrum. Meas., 50. pp. 314-317.

Hao, L; Macfarlane, J C*; Peden, D A*; Lee, R A M*; Gallop, J C; Carr, C* (2001) Design and performance of an HTS current comparator for charged-particle-beam measurements. IEEE Trans. Appl. Supercond., 11. pp. 635-638.

Hao, L; Gallop, J C; Macfarlane, J C; Carr, C* (2001) HTS flux concentrator for non-invasive sensing of charged-particle beams. Supercond. Sci. Technol., 14. pp. 1115-1118.

Hao, L; Gallop, J C; Purnell, A J*; Cohen, L F* (2001) Intermodulation measurements on high temperature superconducting thin films. J. Supercond., 14. pp. 29-33.

Hao, L; Macfarlane, J C; Gallop, J C (2001) Ion beam measurements with HTS SQUID and current comparator. IEEE Trans. Instrum. Meas., 50 (2). pp. 302-305.

Hao, L; Gallop, J C; Klein, N*; Winter, M* (2001) Low phase noise temperature - compensated cryogenic whispering gallery mode resonator operated at 63 K in a closed cycle cooler. IEEE Trans. Instrum. Meas., 50. pp. 515-518.

Zhukov, A A*; Cohen, L F*; Yates, K*; Perkins, G K*; Bugoslavsky, Y*; Polichetti, M*; Bernov, A*; Macmanus Driscoll, J L*; Caplin, A D*; Hao, L; Gallop, J C (2001) Microwave surface resistance in MgB2. Supercond. Sci. Technol., 14. L13-L16

Zhukov, A A*; Cohan, L F*; Yates, K*; Perkins, G K*; Bugoslavsky, Y*; Polichetti, M*; Berenoc, A*; Macmanus Driscoll, J L*; Caplin, A D*; Hao, L; Gallop, J C (2001) Microwave surface resistance in MgB2. Supercond. Sci. Technol., 14. L13-L16

Hao, L; Gallop, J C; Parnell, A*; Cohan, L*; Thiess, S* (2001) Non-linear microwave response og HTS thin films: a comparison of intermodulation and conventional measurements. IEEE Trans. Appl. Supercond., 11. pp. 3411-34114.

Lee, R A M*; Macfarlane, J C*; Romans, E*; Hao, L; Peden, D*; Gallop, J C (2001) Quantum roulette noise thermometer: progress and prospects. IEEE Trans. Appl. Supercond., 11. pp. 859-862.

Peden, D A*; Hao, L; Lee, R A M*; Gallop, J C; Macfarlane, J C* (2001) Temperature dependence of Josephson linewidth for resistively shunted double junction HTS SQUID. IEEE Trans. Appl. Supercond., 11. pp. 1215-1218.

Hao, L; Peden, D A*; Macfarlane, J C; Gallop, J C (2001) Tuneable HTS RF Josephson-effect oscillator based on YBCO-Au-YBCO resistive SQUID. Supercond. Sci. Technol., 14. pp. 1119-1123.

Gallop, J C; Hao, L (2000) Applications of coupled dielectric resonantors using HTS coated pucks: tunable resonators and novel thermometry. Inst. Phys. Conf. Ser., 167. pp. 319-322.

Peden, D A*; Macfarlane, J C; Hao, L; Gallop, J C (2000) Development of HTS resistive SQUIDs for noise thermometry. Inst. Phys. Conf. Ser., 167. pp. 521-524.

Hao, L; Gallop, J C; Macfarlane, J C; Carr, C* (2000) HTS SQUID current comparator for ion beam measurements. Inst. Phys. Conf. Ser., 167. pp. 445-448.

Macfarlane, J C*; Hao, L; Peden, D A*; Gallop, J C (2000) Linewidth of a resistively shunted high-temperature-superconductor Josephson heterodyne oscillator. Appl. Phys. Lett., 13 (27). pp. 1752-1754.

Hao, L; Gallop, J C; Macfarlane, J C; Peden, D A*; Pegrum, C M* (2000) Simulations and experiments on HTS resistive SQUIDs. Inst. Phys. Conf. Ser., 167. pp. 469-472.

Hao, L; Gallop, J C (2000) Spatial variation of the non-linear surface impedance of HTS films. Inst. Phys. Conf. Ser., 167. pp. 33-36.

Peden, D A*; Macfarlane, J C*; Hao, L; Gallop, J C (1999) Development of HTS resistive SQUIDs for noise thermometry. Inst. Phys. Conf. Ser., 167 (2). pp. 521-524.

Hao, L; Gallop, J C; Lacey, D*; Davis, L* (1999) Fine tuning of high Q HTS shielded resonators using HTS coated STO pucks. IEEE Trans. Appl. Supercond., 9 (2). pp. 2870-2873.

Hao, L; Gallop, J C; Reed, R P; Peden, D A*; Macfarlane, J C* (1999) HTS SQUID application as a quantum roulette noise thermometer. IEEE Trans. Appl. Supercond., 9 (2). pp. 2971-2974.

Hao, L; Gallop, J C; Macfarlane, J C*; Carr, C* (1999) HTS SQUID current comparator for ion beam measurements. Inst. Phys. Conf. Ser., 167 (2). pp. 445-448.

Hao, L; Gallop, J C; Macfarlane, J C*; Peden, D A*; Pengrum, C M* (1999) Simulations and experiments on HTS resistive SQUIDs. Inst. Phys. Conf. Ser., 167 (2). pp. 469-472.

Hao, L; Gallop, J C (1999) Spatially resolved measurements of HTS microwave surface impedance. IEEE Trans. Appl. Supercond., 9 (2). pp. 1944-1947.

Hao, L; Klein, N*; Redcliffe, W J*; Gallop, J C; Ghosh, I S* (1999) Temperature compensated cryogenic whispering gallery mode resonator for microwave frequency standard applications. IEEE Trans. Instrum. Meas., 48 (2). pp. 524-527.

Peden, D A*; Macfarlane, J C*; Hao, L; Reed, R P; Gallop, J C (1999) YBCO-nobel metal resistors for HTS Josephson noise thermometry. IEEE Trans. Appl. Supercond., 9 (2). pp. 4408-4411.

Hao, L; Gallop, J C; Macfarlane, J C*; Peden, D A*; Reed, R P (1999) The quantum roulette noise thermometer. IEEE Trans. Instrum. Meas., 48 (2). pp. 659-662.

Hao, L; Gallop, J C; Reed, R*; Macfarlane, J C; Romans, E* (1998) Shunted YBCO bi-crystal junctions for noise thermometry. Appl. Supercond., 5 (7-12). pp. 297-301.

Gallop, J C; Hao, L; Reed, R* (1998) The quantum roulette noise thermometer. Appl. Supercond., 5 (7-12). pp. 285-289.

Gallop, J C; Hao, L; Abbas, F*; Langham, C D (1997) Frequency stability of dielectric loaded HTS microwave resonators. IEEE Trans. Appl. Supercond., 7 (2). pp. 3504-3507.

Hao, L; Macfarlane, J C; Pegrum, C M*; Sloggett, G J*; Foley, C P* (1997) Magnetic field and microwave effects on critical current fluctuations in HTS grain-boundary Josephson junctions. IEEE Trans. Appl. Supercond., 7 (2). pp. 2840-2843.

Henrici, G*; Hao, L; Macfarlane, J C; Pegrum, C M*; Goodyear, S W*; Satchell, J S*; Humphreys, R G* (1997) Noise characteristics of YBCO c-axis microbridge junctions. IEEE Trans. Appl. Supercond., 7 (2). pp. 3335-3338.

Hao, L; Gallop, J C; Reed, R P; MacFarlane, J C*; Romans, E* (1997) Shunted YBCO bicrystal junctions for noise thermometry. Appl. Supercond., 5 (7-12). pp. 297-301.

Foley, C P*; lam, S*; Sankrithyan, B*; Wilson, Y*; Macfarlane, J C; Hao, L (1997) The effects of step angle on step edge Josephson junctions on MgO. IEEE Trans. Appl. Supercond., 7 (2). pp. 3185-3188.

Gallop, J C; Hao, L; Reed, R P (1997) The quantum Roulette noise thermometer. Appl. Supercond., 5 (7-12). pp. 285-289.

Conference or Workshop Item

Hao, L; Gallop, J; Chen, J (2018) Electromagnetic Metrology for NEMS. In: 2018 Conference on Precision Electromagnetic Measurements (CPEM 2018), 8-13 July 2018, Paris, France.

Wang, X; Godfrey, T; Li, T; Cox, D; Gallop, J; Wang, L R; Zhong, Q; Li, J J; Zhong, Y; Cao, W H; Hao, L (2018) Niobium Nano-SQUIDs for Inductive Superconducting Transition Edge Detectors. In: 2018 Conference on Precision Electromagnetic Measurements (CPEM 2018), 8-13 July 2018, Paris, France.

Wang, X*; Li, T*; Cox, D; Gallop, J; Li, J*; Zhong, Y*; Cao, W*; Zhong, Q*; Li, Z*; Zhang, M*; Hao, L (2016) Investigation of niobium nanoSQUIDs based on nanobridge junctions. In: 2016 Conference on Precision Electromagnetic Measurements (CPEM), 10-15 July 2016, Ottawa, Canada.

Hao, L; Gallop, J C; Chen, J* (2015) Microwaves and low dimension carbon: characterisation and applications. In: 2015 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP) Proceedings, 1-3 July 2015, Suzhou, China.

Goniszewski, S*; Shaforost, O*; Klein, N*; Gallop, J C; Hao, L; Cox, D (2014) Frequency readout of nanomechanical graphene drums via a microwave resonator coupling method. In: 44th European Microwave Conference (EuMC), 6-9 October 2014, Rome, Italy.

Janssen, T J B M; Giusca, C E; Gallop, J C; Hao, L; Kazakova, O; Panchal, V; Pearce, R; Tzalenchuk, A (2014) Graphene metrology. In: 29th Conference on Precision Electromagnetic Measurements (CPEM 2014), 24-29 August 2014, Rio de Janeiro, Brazil.

Hao, L; Goniszewski, S*; Gallop, J C; Jie Chen* (2013) Development of near-field microwave methods for NEMS resonators. In: 13th IEEE International Conference on Nanotechnology (IEEE-Nano)., 5-8 August 2013, Beijing, China.

Hao, L; Gallop, J C; Stewart, M; Lees, K; Chen, J* (2013) Multi-functional MEMS/NEMS for nanometrology applications. In: 13th IEEE International Conference on Nanotechnology (IEEE-NANO), 5-8 August 2013, Beijing, China.

Shaforost, O*; Wang, K*; Adabi, M*; Guo, Z*; Hao, L; Gallop, J C; Klein, N* (2013) Microwave characterization of large area graphene using a TE 01delta dielectric resonator. In: 2013 International Kharkov Symposium on Physics and Engineering of Microwaves, Millimeter and Submillimeter Waves (MSMW), 23-28 June 2013, Kharkiv, Ukraine.

Hao, L; Cox, D; Lees, K; Gallop, J C; See, P; Clarke, R N; Janssen, T J B M; Zhang, R F*; Wei, F* (2012) Fabrication and characterization of carbon nanotubes as r.f interconnects. In: 2012 IEEE 12th International Conference on Nanotechnology (IEEE-NANO), 20-23 August 2012, Birmingham, UK.

Hao, L; Gallop, J C; Chen, J* (2012) Near-field microwave excitation and detection of NEMS resonators. In: 2012 IEEE 12th International Conference on Nanotechnology (IEEE-NANO)., 20-23 August 2012, Birmingham, UK.

Hao, L; Gallop, J C; Chen, J*; Macfarlane, J C*; Langham, C D (2006) Coupled resonators for sensitive detection: beyond bolometers. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.

Hao, L; Gallop, J C; Chen, J*; Macfarlane, J C*; Langham, C D (2006) Coupled resonators for sensitive detection: beyond bolometers. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.

Hao, L; Macfarlane, J C*; Gallop, J C; Cox, D*; Hutson, D*; Josephs-Franks, P W; Chen, J*; Lam, S K H* (2006) Novel methods of fabrication and metrology of superconducting nano-structures. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.

Hao, L; Macfarlane, J C*; Gallop, J C; Cox, D*; Hutson, D*; Josephs-Franks, P W; Chen, J*; Lam, S K H* (2006) Novel methods of fabrication and metrology of superconducting nano-structures. In: CPEM 2006 Conference on Precision Electromagnetic Measurements, 9-14 July 2006, Torino, Italy.

Gallop, J C; Hao, L (2001) Further developments of a sapphire/rutile compensated dielectric resonator frequency standard. In: 15th EFTF Conference Proceedings, 2001.

Hao, L; Gallop, J C (2001) Measurement of thermal conductance of interfaces using microwave resonant composite dielectric structures. In: 15th EFTF Conference Proceedings, 2001.

Gallop, J C; Hao, L (2000) Applications of coupled dielectric resonators using SrTiO3 pucks: tunable resonators and novel thermometry. In: Conference on Precision Electromagnetic Measurements (CPEM) 2000, 14-19 May 2000, Sydney, Australia.

Hao, L; Peden, D A; Macfarlane, J C*; Gallop, J C (2000) Characterisation of TBCO/Au/YBCO resistors for HTS Josephson noise thermometry. In: Conference on Precision Electromagnetic Measurements (CPEM) 2000, 14-19 May 2000, Sydney, Australia.

Hao, L; Gallop, J C; Klein, N*; Winter, M* (2000) Low phase noise temperature-compensated cryogenic whispering gallery mode resonator operated at 63 K in a closed cycle cooler. In: Conference on Precision Electromagnetic Measurements (CPEM) 2000, 14-19 May 2000, Sydney, Australia.

Gallop, J C; Hao, L (1999) Applications of coupled dielectric resonators using SrTiO3 pucks: tuneable resonators and Novel thermometry. In: Proc. Joint Meeting EFTF-IEEE FCS, 1999.

Hao, L; Klein, N*; Gallop, J C; Winter, M* (1999) Compact temperature-compensated cryogenic whispering gallery made resonator operated at 63 K in a closed cycle cooler. In: Proc. Joint Meeting EFTF-IEEE FCS, 1999.

Hao, L; Gallop, J C; Macfarlane, J C*; Peden, D A*; Pegrum, C M* (1999) High temperature superconducting devices for absolute noise thermometry. In: National Measurement Conference (NMC) 1999, 2-4 November 1999, Brighton, UK.

Hao, L; Klein, N*; Radcliffe, W J; Gallop, J C; Ghosh, I S* (1998) Temperature compensated cryogenic whispering gallery mode resonator for microwave frequency standard applications. In: 12th EFTF Conference Proceedings, 1998.

Hao, L; Gallop, J C; Reed, R P; Peden, D A*; MacFarlane, J C* (1998) The quantum roulette noise thermometer. In: Conference on Precision Electromagnetic Measurements (CEPM) 1998, 6-10 July 1998, Washington, DC, USA.

Hao, L; Gallop, J C; Reed, R P; Peden, D A*; Macfarlane, J C* (1998) The quantum roulette noise thermometer. In: CPEM '98 Conference on Precision Electromagnetic Measurements Conference Digest, 6-10 July 2003, Washington DC, USA.