Physics research at the University of Liverpool

Publications

2014

The structural analysis of Cu(111)-Te 3 × 3 R30 and 2 3 × 2 3 R30 surface phases by quantitative LEED and DFT
Chaudhuri, A., Pussi, K., Hesp, D., Mcleod, I.M., Dhanak, V.R., King, M.O.,,Maclaren, D.A., Surface Science

Adsorption and stability of malonic acid on rutile TiO< sub> 2</sub>(110), studied by near edge X-ray absorption fine structure and photoelectron spectroscopy
Karen L Syres, Andrew G Thomas, Darren M Graham, Ben F Spencer, Wendy R Flavell, Mark J Jackman, Vinod R Dhanak, Surface Science

Electrochemical performance of laser micro-structured nickel oxyhydroxide cathodes
Alex R Neale, Yang Jin, Jinglei Ouyang, Stephen Hughes, David Hesp, Vinod Dhanak, Geoff Dearden, Stuart Edwardson, Laurence J Hardwick

Crystalline and quasicrystalline allotropes of Pb formed on the fivefold surface of icosahedral Ag-In-Yb
>HR Sharma, JA Smerdon, PJ Nugent, A Ribeiro, I McLeod, VR Dhanak, M Shimoda, AP Tsai, R McGrath, The Journal of chemical physics

(Invited) Interface Engineering Routes for a Future CMOS Ge-Based Technology
Ivona Z Mitrovic, Mohammed Althobaiti, Ayendra Don Weerakkody, Naser Sedghi, Stephen Hall, Vinod R Dhanak, et. al., ECS Transactions

Ge interface engineering using ultra-thin La2O3 and Y2O3 films: A study into the effect of deposition temperature
IZ Mitrovic, M Althobaiti, AD Weerakkody, VR Dhanak, WM Linhart, TD Veal, N Sedghi, S Hall, PR Chalker, D Tsoutsou, A Dimoulas, Journal of Applied Physics

Templated quasicrystalline molecular layers
Joe Smerdon, Kirsty Young, Michael Lowe, Sanger Hars, Thakur Yadav, David Hesp, Vinod Dhanak, An-Pang Tsai, Hem Raj Sharma, Ronan McGrath, Bulletin of the American Physical Society

Templated quasicrystalline molecular ordering
Joseph A Smerdon, Kirsty Moray Young, Michael Lowe, SS Hars, Thakur Prasad Yadav, David Hesp, VR Dhanak, An-Pang Tsai, Hem Raj Sharma, Ronan Mcgrath, Nano Letters

The templated growth of a chiral transition metal chalcogenide
MO King, IM McLeod, D Hesp, VR Dhanak, A Tadich, L Thomsen, BCC Cowie, DA MacLaren, M Kadodwala, Surface Science

Templated quasicrystalline ordering of single elements and molecules
H Sharma, J Smerdon, K Nozawa, K Young, T Yadav, V Dhanak, Y Ishii, M Shimoda, A Tsai, R McGrath, Foundations of Crystallography

Finite Size Effects in Magnetic and Optical Properties of Antiferromagnetic NiO Nanoparticles
Bhagaban Kisan, PC Shyni, Samar Layek, HC Verma, David Hesp, Vinod Dhanak, Satheesh Krishnamurthy, A Perumal, Magnetics, IEEE Transactions on


2013

Templated three-dimensional growth of quasicrystalline lead
Sharma, H. R., Nozawa, K., Smerdon, J.A., Nugent, P.J., McLeod, I., Dhanak, V.R., Shimoda, M., Ishii, Y., Tsai, A.P., McGrath, R., Nature Comms.

STM and XPS investigation of the oxidation of the Al4(Cr,Fe) quasicrystal approximant
Parle, J.K., Beni, A., Dhanak, V.R., Smerdon, J.A., Schmutz, P., Wardé, M., Barthés-Labrousse, M.G., Bauer, B., Gille, P., Sharma, H.R., McGrath, R., Applied Surface Science.

Scanning tunneling microscopy of a polygrain Al-Pd-Re quasicrystal: Study of the relative surface stability
Tamura, R., Yadav, T.P., McLeod, I.M., Hesp, D., Young, K. M., Nakamura, T., Nishio, K., Dhanak, V.R., McGrath, R., Sharma, H.R., Journal of Physics: Condensed Matter

Low EOT GeO2/Al2O3/HfO2 on Ge substrate using ultrathin Al deposition
Mather, S., Sedghi, N., Althobaiti, M., Mitrovic, I.Z., Dhanak, V., Chalker, P.R., Hall, S., Microelectronic Engineering

Interface engineering of Ge using thulium oxide: Band line-up study
Mitrovic, I.Z., Althobaiti, M., Weerakkody, A.D., Sedghi, N., Hall, S., Dhanak, V.R., Chalker, P.R., Henkel, C., Dentoni Litta, E., Hellström, P.-E., Östling, M., Microelectronic Engineering

In situ formation of onion-like carbon from the evaporation of ultra-dispersed nanodiamonds.
Krishnamurthy, S., Butenko, Y. V., Dhanak, V. R., Hunt, M., & S iller, von, L.,  Carbon.


2012

Growth and alloying of thin film Te on Cu (111).
King, M. O., Mcleod, I. M., Hesp, D., Dhanak, V. R., MacLaren, D. A., & Kadodwala, M.,   Surface Science.

On the nature of the interfacial layer in ultra-thin TiN/LaLuO 3 gate stacks.
Mitrovic, I. Z., Hall, S., Sedghi, N., Simutis, G., Dhanak, V. R., Bailey, P., Noakes, T., et al., 112(4), 044102–044102,  Journal Of Applied Physics

Effect of oxygen on tuning the TiNx metal gate work function on LaLuO3.
Mitrovic, I. Z., Przewlocki, H. M., Piskorski, K., Simutis, G., Dhanak, V. R., Sedghi, N., & Hall, S.  Thin Soild Films

The evolution of the electronic structure at the Bi/Ag (111) interface studied using photoemission spectroscopy.
K. Zhang, I. M. Mcleod, M. Lahti,K. Pussi, & V. R. Dhanak, Journal Of Physics-Condensed Matter

Chemical Functionalization of Nanodiamond by Amino Groups: An X-Ray Photoelectron Spectroscopy Study.
V.R. Dhanak, Y. V. Butenko, A. C. Brieva, P. R. Coxon, L. Alves, L. Šiller, 12(4), 3084–3090, Journal of Nanoscience and Nanotechnology

Surface structure of In2O3(111) (1 x 1) determined by density functional theory calculations and low energy electron diffraction
K. Pussi, A. Matilainen, V. R. Dhanak, A. Walsh, R. G. Egdell, K. H. L. Zhang, Vol 606, Issue 1-2 Surface Science
Carbon nanotubes in cancer therapy and drug delivery
A. M. A. Elhissi, W. Ahmend, I.U. Hassan, V.R. Dhanak, A. D'Emanuele, Journal of Drug Delivery


2011

LEED I-V and DFT structure determination of the (√3 × √3)R30° Pb-Ag(111) surface alloy
I. M. McLeoad, V. R. Dhanak, M. Lahti, A. Matilainen, K. Pussi, K. H. L. Zhang, Journal of Physics. Condensed Matter, Vol 23, Issue 26, pp 265006

XPS study of adsorption and desorption of a Bi thin film on the five-fold icosahedral Al-Pd-Mn surface
Young, K.M., Cross, N., Smerdon, J.A., Dhanak, V.R., Sharma, H.R., Lograsso, T.A., Ross, A.R., McGrath, R., Philosophical Magazine, 91(19-21), pp. 2889-2893

Study of interfaces and band offsets in TiN/amorphous LaLuO 3 gate stacks
Mitrovic, I.Z., Simutis, G., Davey, W.M., Sedghi, N., Hall, S., Dhanak, V.R., Alexandrou, I., Schubert, J. Microelectronic Engineering, 88(7), pp. 1495-1498

Observation of a surface alloying-to-dealloying transition during growth of Bi on Ag(111)
Zhang, K.H.L., McLeod, I.M., Lu, Y.H., Dhanak, V.R., Matilainen, A., Lahti, M., Pussi, K., Egdell, R.G., Wang, X.S., Wee, A.T.S., Chen, W Phys. Rev B, 83(23), art no. 235418

Study of interfaces and band offsets in TiN/amorphous LaLuO 3 gate stacks
Mitrovic, I.Z., Simutis, G., Davey, W.M., Sedghi, N., Hall, S., Dhanak, V.R., Alexandrou, I., Wang, Q., Lopes, J.M.J., Schubert, J. Microelectronic Engineering, 83(23), Vol 88, Issue 7, pp. 1495-1498

Comparison of the electronic structure of LnBaCo 2O 5+δ (Ln = Gd, Dy; Ln-112) and LnBaCo 4O 7 (Ln = Yb; Ln-114) single-crystal surfaces using resonant photoemission
Rafique, H.M., Flavell, W.R., Thomas, A.G., Syres, K.L., Barilo, S.N., Shiryaev, S.V., Bychkov, G.L., Holland, D.M.P., Malins, A.E.R., Miller, G., Dhanak, V.R. Journal of Electron Spectroscopy and Related Phenomena, Vol 184, Issues 3-6, pp. 227-231


2010

Experimental structure determination of the chemisorbed overlayers of chlorine and iodine on Au{111}
Zheleva, Z.V., Dhanak, V.R., Held, G. Phys. Chem. Chem. Phys.Vol 12, Issue 36, pp. 10754-10758

Structure determination of the p fenced(sqrt(3) × sqrt(3)) R 30 {ring operator} Bi-Ag(111) surface alloy using LEED I-V and DFT analyses
McLeod, I.M., Dhanak, V.R., Matilainen, A., Lahti, M., Pussi, K., Zhang, K.H.L. Surface Science, Vol 604, Issues 17–18,PP 1395–1399

Structure and reactivity of Bi alltiotropes on the fivefold icosahedral Al-Pd-Mn quasicrystal surface
Smerdon, J.A., Cross, N., Dhanak, V.R., Sharma, H.R., Young, K.M., Lograsso, T.A., Ross, A.R., McGrath, R. Surface Science, Vol 22, Issue 34, Article No. 345002

Surface oxidation of the icosahedral Ag-In-Yb quasicrystal
Nugent, P.J., Simutis, G., Dhanak, V.R., McGrath, R., Shimoda, M., Cui, C., Tsai, A.P., Sharma, H.R. Phys. Rev. B, Vol 82, Issue 1, Article No. 014201

Hydrogen bond-induced pair formation of glycine on the chiral Cu{531} surface
Eralp, T., Shavorskiy, A., Zheleva, Z.V., Dhanak, V.R., Held, G. Langmuir, Vol 26, Issue 13,pp. 10918-10923

Valence band structure of the icosahedral Ag-In-Yb quasicrystal
Sharma, H.R., Simutis, G., Dhanak, V.R., Nugent, P.J., Cui, C., Shimoda, M., McGrath, R., Tsai, A.P., Ishii, Y. Phys. Rev. B, Vol 81, Issue 10, Article No. 104205

The local adsorption structure of methylthiolate and butylthiolate on Au(1 1 1): A photoemission core-level shift investigation
Chaudhuri, A., Lerotholi, T.J., Jackson, D.C., Woodruff, D.P., Dhanak, V.R. Surface Science, Vol 604, Issue 2,pp. 227-234


2009

Fabrication of nylon nano diamond coated MWCNTs composite fibers
Rangari, V.K., Mohammad, G.M., Jeelani, S., Butenko, Y.U., Dhanak, V.R. International SAMPE Symposium and Exhibition (Proceedings), Vol 54, 8p

Adsorption of PTCDI on Au(1 1 1): Photoemission and scanning tunnelling microscopy
O'Shea, J.N., Saywell, A., Magnano, G., Perdigão, L.M.A., Satterley, C.J., Beton, P.H., Dhanak, V.R. Surface Science, Vol 603, Issue 20, pp. 3094-3098

Chaudhuri et al. Reply
Chaudhuri, A., Lerotholi, T.J., Jackson, D.C., Woodruff, D.P., Dhanak, V. Physical Review Letters, Volume 103, Issue 11, 9 September 2009, Article number 119602

The electronic fine structure of 4-nitrophenyl functionalized single-walled carbon nanotubes
Chakraborty, A.K., Coleman, K.S., Dhanak, V.R. Nanotechnology, Vol 20, Issue 15, Article No. 155704

Fundamental interactions at oxide urfaces: Understanding novel dye-sensitised solar cells
Flavell, W.R., Thomas, A.G., Kumarasinghe, A.R., Chatwin, C.P., Patel, S., Dhanak, V., Miller, G., Grätzel, M., Hengerer, R. AIP Conference Proceedings , Vol 1092, pp. 62-65

Enhanced stab resistance of armor composites with functionalized silica nanoparticles
Mahfuz, H., Clements, F., Rangari, V., Dhanak, V., Beamson, G. Journal of Applied Physics , Vol 105, Issue 6,Article No. 064307

Local methylthiolate adsorption geometry on Au(111) from photoemission core-level shifts
Chaudhuri, A., Lerotholi, T.J., Jackson, D.C., Woodruff, D.P., Dhanak, V. Physical Review Letters, Vol Vol 102, Issue 12, Article No. 126101

The local adsorption site of methylthiolate on Au(1 1 1): Bridge or atop?
Jackson, D.C., Chaudhuri, A., Lerotholi, T.J., Woodruff, D.P., Jones, R.G., Dhanak, V.R. Surface Science, Volume 603, Issue 5, 1 March 2009, Pages 807-813

Spin-resolved two-photon photoemission on Fe77B16Si5 alloy
Cacho, C.M., Dhanak, V.R., Jones, L.B., Baily, C.J., Ronayne, K.L., Towrie, M., Binns, C., Seddon, E.A.Journal of Electron Spectroscopy and Related Phenomena , Vol 169, Issue 2-3, pp. 62-66