Dr Tiehan Shen's Outputs (18)

A Stokes polarimetric light microscopy view of liquid crystal droplets (2021)
Journal Article

The optical characteristics of materials, such as their magnetooptical effects, birefringence, optical activities, linear and circular dichroism, are probed via the polarisation states of light transmitted through or reflected from the specimens. As... Read More about A Stokes polarimetric light microscopy view of liquid crystal droplets.

A stable nanoPAA-ZnO/ZnCl2 composite with variable 3D structured morphology and sustained superhydrophilicity (2021)
Journal Article

A ZnO/ZnCl2 composite with stable 3D structural morphologies and long lasting superhydrophilicity was synthesized on the top surface of a nano porous anodic alumina (nanoPAA) substrate. The wettability of a nanoPAA-ZnO/ZnCl2 was systematically charac... Read More about A stable nanoPAA-ZnO/ZnCl2 composite with variable 3D structured morphology and sustained superhydrophilicity.

A study of the polarimetric characteristics of planar chiral mesoscopic structures (2021)
Thesis

It has been shown previously that chiral materials can rotate the direction of incident polarized light. This work focuses on a new way of investigating the polarized response of chiral metamaterial structures and nanoparticles. In the theoretical pa... Read More about A study of the polarimetric characteristics of planar chiral mesoscopic structures.

Stokes polarimetric imaging and applications to novel materials (2021)
Thesis
Gou, J. Stokes polarimetric imaging and applications to novel materials. (Thesis). University of Salford

In this thesis, a dual photo elastic modulator-based Stokes polarimetric method for polarization measurement is described, which forms the basis of the operation of a prototype polarimetric microscope. The operational characteristics of the microscop... Read More about Stokes polarimetric imaging and applications to novel materials.

Platinum composite nanowires for ultrasensitive mass detection (2017)
Journal Article

Platinum (Pt) composite nanowires were grown on the tip of tungsten (W) microprobes by focused-electron-beam induced chemical vapor deposition (FEB-CVD). An electrical field was used to drive a transversal mechanical vibration of the nanowires. Such... Read More about Platinum composite nanowires for ultrasensitive mass detection.

Spatially oriented plasmonic ‘nanograter’ structures (2016)
Journal Article

One of the key motivations in producing 3D structures has always been the realization of metamaterials with effective constituent properties that can be tuned in all propagation directions at various frequencies. Here, we report the investigation of... Read More about Spatially oriented plasmonic ‘nanograter’ structures.

Directly patterned substrate-free plasmonic 'nanograter' structures with unusual Fano resonances (2015)
Journal Article

The application of three-dimensional (3D) plasmonic nanostructures as metamaterials,nano-antennas, and other devices faces challenges in producing metallic nanostructures with easily definable orientations, sophisticated shapes and smooth surfaces th... Read More about Directly patterned substrate-free plasmonic 'nanograter' structures with unusual Fano resonances.

Fabrication of two types of ordered InP Nanowire Arrays on a single anodic aluminum oxide template and its application in solar cells (2015)
Journal Article

Two types of ordered InP nanowire arrays have been prepared on the same anodic aluminum oxide template by a template-assisted metallo-organic chemical vapor deposition technique. When using template with an appropriate pore size, free-standing wires... Read More about Fabrication of two types of ordered InP Nanowire Arrays on a single anodic aluminum oxide template and its application in solar cells.

The concept and realization of nanostructure fabrication using free-standing metallic wires with rapid thermal annealing (2014)
Journal Article
Cui, A., Hao, T., Li, W., Shen, T., Liu, Z., Jiang, Q., & Gu, C. (2015). The concept and realization of nanostructure fabrication using free-standing metallic wires with rapid thermal annealing. SCIENCE CHINA Physics, Mechanics and Astronomy, 58(4), 1-7. https://doi.org/10.1007/s11433-014-5623-x

Free-standing metallic nanostructures are considered to be highly relevant to many branches of science and technology with applications of three dimensional metallic nanostructures ranging from optical reflectors, actuators, and antenna, to free-stan... Read More about The concept and realization of nanostructure fabrication using free-standing metallic wires with rapid thermal annealing.

A study of focused ion beam patterned thin magnetic films with soft x-ray and magneto-optical microscopy (2010)
Thesis
Cook, P. A study of focused ion beam patterned thin magnetic films with soft x-ray and magneto-optical microscopy. (Thesis). Salford : University of Salford

Until the last few years, focussed ion beam systems were primarily used within the
semiconductor industry as tools for modifying prototype integrated circuits, but owing to the
development of commercial systems and the concomitant reduction in cost... Read More about A study of focused ion beam patterned thin magnetic films with soft x-ray and magneto-optical microscopy.

Experimental determination of the Stokes parameters using a dual photoelastic modulator system (2010)
Journal Article
Guan, W., Cook, P., Jones, G., & Shen, T. (2010). Experimental determination of the Stokes parameters using a dual photoelastic modulator system. Applied Optics, 49(14), 2644-2652. https://doi.org/10.1364/AO.49.002644

We develop a more general methodology for a dual photoelastic modulator (PEM) system that is used
for the determination of the Stokes parameters of an arbitrary light beam. This allows for a degree of
arbitrariness in the setting of the retardation... Read More about Experimental determination of the Stokes parameters using a dual photoelastic modulator system.

The growth and characterisation of zinc-based nanostructures (2009)
Thesis
Qin, L. The growth and characterisation of zinc-based nanostructures. (Thesis). Salford : University of Salford

Functional nanomaterials have been studied intensively ever since the selforganisation
of nanostructures was first reported in the mid-1990s. The templateassisted
growth of nanostructures is considered to be one of the most important
branches in n... Read More about The growth and characterisation of zinc-based nanostructures.

Ultrathin films on semiconductor substrates : growth, magneto-optical characteristics and spin injection (2007)
Thesis

Ferromagnetic metal films on semiconductors are considered to be one of the most
likely candidates to achieve an efficient spin injection at room temperature, which is
one of the essential requirements for spintronics devices.
The work presented f... Read More about Ultrathin films on semiconductor substrates : growth, magneto-optical characteristics and spin injection.

Generalized theory and application of Stokes parameter measurements made with a single photoelastic modulator (2006)
Journal Article
Liu, Y., Jones, G., Peng, Y., & Shen, T. (2006). Generalized theory and application of Stokes parameter measurements made with a single photoelastic modulator. Journal of Applied Physics, 100(6), 063537. https://doi.org/10.1063/1.2353894

We report in this paper a generalized theory that describes the interaction between a monochromatic light beam and an optical system that includes one photoelastic modulator, one analyzer, and one photodetector. Based on the theory, a detailed four-s... Read More about Generalized theory and application of Stokes parameter measurements made with a single photoelastic modulator.

Rectifying "nanohomo" contacts of W-Ga-C composite pad and nanowire fabricated by focused-ion-beam induced chemical vapour deposition (2005)
Journal Article
Li, W., & Shen, T. (2005). Rectifying "nanohomo" contacts of W-Ga-C composite pad and nanowire fabricated by focused-ion-beam induced chemical vapour deposition. Applied Physics Letters, 87(12), 123113. https://doi.org/10.1063/1.2051798

We prepared W-Ga-C composite contacts on W-Ga-C composite nanowires by focused-ion-beam-induced chemical vapor deposition using a dual-beam scanning electron microscope/focused-ion-beam system. The current-voltage (I-V) characteristics of wires were... Read More about Rectifying "nanohomo" contacts of W-Ga-C composite pad and nanowire fabricated by focused-ion-beam induced chemical vapour deposition.

Co-rich cobalt platinum nanowire arrays: effects of annealing (2005)
Journal Article
Li, W., Peng, Y., Jones, G., Shen, T., & Hill, G. (2005). Co-rich cobalt platinum nanowire arrays: effects of annealing. Journal of Applied Physics, 97(3), 034308. https://doi.org/10.1063/1.1846941

The effects of annealing on the crystal structure and magnetic properties of Co-rich cobalt platinum nanowire arrays embedded in anodic aluminium oxide membranes have been investigated. For this purpose, a rapid thermal annealing to temperatures of 3... Read More about Co-rich cobalt platinum nanowire arrays: effects of annealing.

Magneto-optical characteristics of magnetic nanowire arrays in anodic aluminium oxide templates (2003)
Journal Article
Peng, Y., Shen, T., Ashworth, B., Zhao, X., Faunce, C., & Liu, Y. (2003). Magneto-optical characteristics of magnetic nanowire arrays in anodic aluminium oxide templates. Applied Physics Letters, 83(2), 362-364. https://doi.org/10.1063/1.1590427

Nanocomposite films consisting of regularly ordered iron nanowires embedded in anodic aluminum oxide templates have been fabricated and their magneto-optical properties studied by determining the four Stokes parameters of the transmitted laser beam (... Read More about Magneto-optical characteristics of magnetic nanowire arrays in anodic aluminium oxide templates.

Ultrathin epitaxial Fe films in vicinal GaAs(001): A study by spin-resolved photoelectron spectroscopy (2001)
Journal Article

Thin epitaxial Fe films have been grown on vicinal GaAs(001) substrates and their remanent magnetic properties and the degree of substrate atom diffusion investigated using synchrotron-based photoelectron spectroscopy. The vicinal Fe films, though ex... Read More about Ultrathin epitaxial Fe films in vicinal GaAs(001): A study by spin-resolved photoelectron spectroscopy.