PROFILE
Laman Web Staf UPM
YBHG. PROFESOR DR. MOHD ADZIR BIN MAHDI
PENGARAH
PUSAT PENGURUSAN PENYELIDIKAN
mam@upm.edu.my
PROFESIONAL
NAMA :
(Ybhg. Profesor Dr.) MOHD ADZIR BIN MAHDI
JAWATAN PENTADBIRAN :
PENGARAH
ENTITI :
PUSAT PENGURUSAN PENYELIDIKAN
JAWATAN HAKIKI :
PROFESOR
ENTITI :
FAKULTI KEJURUTERAAN
BIDANG PENYELIAAN
PHOTONICS ENGINEERING / SENSOR TECHNOLOGY
PENERBITAN
2024
Polymeric carbon quantum dots as efficient chlorophyll sensor-analysis based on experimental and computational investigation
2024
Fiber laser tuning by means of non-thermal plasma as a temperature regulator
2024
Colloidal surface-enhanced Raman spectroscopic study of grouper epidermal mucus using acidified sodium sulphate as the aggregating agent
2024
Cerium oxide/polydimethylsiloxane polymer deposited onto tapered fiber for 1.97 µm mode-locked thulium-doped fiber laser
2024
Real-time cationic sensing using plasmonic fiber optic sensor based phosphoryl-carrageenan
2024
Versatile Microwave Photonic Filter based on 100- Channel Brillouin Raman Fiber Laser
2024
Bulk a-alumina embedded tapered fiber as Q-switcher in an erbium-doped fiber laser
2024
Influence of black phosphorus structural variations for soliton and noise-like pulse generations in an erbium-doped fiber laser
2024
Mid-Infrared optical absorber based on anisotropic black phosphorus and magnesium fluoride
2024
Soliton emissions at 1.59 and 1.95 ?m utilizing nickel-trimesic acid metal-organic framework saturable absorber
2024
Gamma alumina as a saturable absorbing material for C- and L-band ultrafast mode-locked fiber lasers
2024
Measuring color index of transformer oil – enabling single-wavelength spectroscopy with artificial neural network-fuzzy logic model
2023
Noise-like pulse generation in 1.95 µm region using bulk ????-alumina saturable absorber
2023
Assessment of Silicone Rubber/Lead Oxide Composites Enriched with Bi2O3, WO3, BaO, and SnO2 Nanoparticles for Radiation Shielding Applications
2023
Mechanical, Morphological, Thermal and the Attenuation Properties of Heavy Mortars Doped with Nanoparticles for Gamma-Ray Shielding Applications
2023
TiO2-SiO2 Nanocomposite Saturable Absorber for Ultrafast Photonics
2023
A spectrally efficient modified asymmetrically and symmetrically clipped optical (mASCO)-OFDM for IM/DD systems
2023
Stable Triple-Wavelength Random Fiber Laser Based on Fiber Bragg Gratings
2023
L-U-band multiwavelength Brillouin-Raman fiber laser assisted by a broadband pump source
2023
U-band multiwavelength Brillouin-Raman random fiber laser with single Brillouin frequency spacing
2023
Generation of noise-like pulse using nickel-based metal-organic framework saturable absorber
2023
OFDM-based time-domain optical MIMO with general-numbered LED configurations
2023
Impact of intracavity power variations toward ultrashort pulse generation
2023
Optimization process of spin-coated black phosphorus/polydimethylsiloxane composite on microfiber as saturable absorber for ultrafast photonics
2023
Titania-coated silica nanocomposite for L-band noise-like pulse fiber laser
2023
Turn-on time delay characteristics of external cavity laser based polymer fiber gratings
2022
Q-switched erbium-ytterbium co-doped fiber laser employing a passive polarization-maintaining thulium-doped fiber as a saturable absorber
2022
Fiber-based surface plasmon resonance biosensor for Leptospira DNA detection
2022
Self-assembled polyaniline nanostructures in situ deposited on silica optical fibers for ammonia gas sensing
2022
Nickel 1,3,5-benzene-tricarboxylic acid-metal organic framework polymer composite saturable absorber
2022
Selectable multiwavelength thulium-doped fiber laser based on parallel Lyot filter
2022
Feasibility study of oil palm harvesting using different lenses of pulse fiber laser system
2022
Widely interval-adjustable multiwavelength erbium-ytterbium doped fiber laser based on micro-air cavity
2022
Self-assembled polyaniline nanostructures in-situ deposited on silica optical fibers for ammonia gas sensing
2022
Pulsed-laser-ablated gold-nanoparticles saturable absorber for mode-locked fiber lasers
2022
Succinyl-carrageenan on a localised surface plasmon resonance fiber sensor for ammonium ion assays
2022
Time domain diversity combining with delay-and-advanced operation in two layered asymmetrically clipped optical OFDM system
2022
Aluminum oxide/polydimethylsiloxane-based Q-switched mode-locked erbium-doped fiber laser
2022
Ultralong wavelength operation of a tunable multiwavelength Brillouin-Raman fiber laser in 1.65 ?m band
2022
Graded-index multimode fiber in nonlinear absorbing loop mirror as saturable absorber for noise-like pulse generation in 2 ?m region
2022
Switchable singe-double frequency spacing of multi-wavelength Brillouin-Raman fiber laser utilizing micro-air cavity misalignment
2022
Q-switched fiber laser employing a passive polarization-maintaining thulium-doped fiber as a saturable absorber
2022
Ultrashort pulse thulium-doped fiber laser with molybdenum trioxide on tapered fiber
2022
Arsenic detection using surface plasmon resonance sensor with hydrous ferric oxide layer
2022
Nickel 1,3,5-benzene-tricarboxylic acid-metal organic framework polymer composite saturable absorber for femtosecond pulse generation
2021
Molybdenum trioxide decorated on tapered microfiber for mode-locked erbium-doped fiber laser
2021
Investigation on factors influencing flatness of a bidirectional SOA-based multiwavelength fiber laser
2021
Nanosized titanium dioxide saturable absorber for soliton mode-locked thuloium-doped fiber laser
2021
L-band femtosecond fiber laser based on reduced graphene oxide polymer composite saturable absorber
2021
The amber-colored liquid: a review on the color standards, methods of detection, issues and recommendations
2021
Brillouin-Raman fiber laser with switchable wavelength spacing based on Brillouin pump distribution
2021
Enhanced sensitivity temperature sensing based on second order Brillouin slow light
2021
Performance reduction and discrepancies between supported and suspended 1D photonic-crystal/photonic-wire with medium extended microcavity length
2021
Color index of transformer oil: A low-cost measurement approach using ultraviolet-blue laser
2021
Stable dual-wavelength laser incorporating polarization-maintaining erbium-doped fiber through nonlinear polarization rotation effect
2020
Double pass remotely pumped L-band EDFA with the integration of Raman amplification using multiwavelength dispersion compensator
2020
Fiber-based surface plasmon resonance sensor for lead ion detecion in aqueous solution
2020
Tunable multiwavelength fiber laser based on bidirectional SOA in conjunction with Sagnac loop mirror interferometer
2020
Saturable absorber incorporating graphene oxide polymer composite through dip coating for mode-locked fiber laser
2020
Phase-mismatching dependence of four wave mixing effect in semiconductor optical amplifiers
2020
Low threshold Q-switched fiber laser incorporating titanium dioxide saturable absorber from waste material
2020
Mode-locked thulium-doped fiber laser utilizing tungsten trioxide saturable absorber
2020
A wide flat triple Brillouin frequency spacing multiwavelength fiber laser assisted by four wave mixing
2020
Laser ablation synthesis of gold nanoparticles in tetrahydrofuran
2020
Influence of co- and counter-propagating light on phase-mismatching effect in semiconductor optical amplifiers
2020
Generation of dark, Q-switched and bright pulses using erbium-ytterbium-thulium co-doped fiber
2020
Dual-wavelength random fiber laser incorporating micro-air cavity
2020
Signal enhancement evaluation of laser-induced breakdown spectroscopy of extracted animal fats using principal component analysis approach
2019
Mode-locked fiber laser in C-band region for dual-wavelength ultrashort pulses emission using carbon nanotube saturable absorber
2019
Continuos-wave pumping supercontinuum generation in random distributed feedback laser cavity
2019
Boro-silicate co-doped Er3+/Yb3+ for optical ampli?er and Gamma radiation shielding applications
2019
Long-term stability and sustainability evaluation for mode-locked fiber laser with graphene/PMMA saturable absorbers
2019
Single-wavelength ring-cavity fiber laser employed preamplification technique to reduce threshold by circulating spontaneous brillouin scattering
2019
Bio-based polycationic polyurethane as an ion-selective membrane for nitrate tapered optical fiber sensors
2019
Hydrous ferric oxide-magnetite-reduced graphene oxide nanocomposite for detection of arsenic using surface plasmon resonance
2019
L-band Q-switched fiber laser with gallium/thulium-doped silica fiber saturable absorber
2019
All-fiber passively Q-switched erbium fiber laser incorporating erbium-ytterbium-thulium co-doped saturable absorber fiber
2019
Label-Free Detection of Dissolved Carbon Dioxide Utilizing Multimode Tapered Optical Fiber Coated Zinc Oxide Nanorice
2019
Wide-uniform triple Brillouin frequency spacing multi-wavelength fiber laser assisted by a distributed Raman amplifier
2019
Di-iron trioxide hydrate-multi-walled carbon nanotube nanocomposite for arsenic detection using surface plasmon resonance technique
2019
Dual-wavelength thulium/holmium-doped fiber laser generation in 2 µm region with high side-mode suppression ratio
2018
Physical Properties, Optical band gaps and Radiation Shielding Parameters Exploration for Dy3+-doped Alkali/Mixed Alkali Multicomponent Borate Glasses
2018
Compensation of carrier lifetime in double-pass semiconductor optical amplifiers
2018
Flat amplitude and wide multiwavelength Brillouin/erbium fiber laser based on Fresnel reflection in a micro-air cavity design
2018
Low threshold linear cavity mode-locked fiber laser using microfiber-based carbon nanotube saturable absorber
2018
Multiwavelength Fiber Laser based on Bidirectional Lyot Filter in Conjunction with Intensity Dependent Loss Mechanism
2018
Comparative investigations of gamma and neutron radiation shielding parameters for different borate and tellurite glass systems using WinXCom program and MCNPX code
2018
A self-pulsing ring cavity ultra-long Raman fiber laser
2018
Widely tunable multiwavelength Brillouin-erbium fiber laser with triple Brillouin-shift wavelength spacing
2018
Reduced graphene oxide/maghemite nanocomposite for detection of Lead ions in water using surface plasmon resonance
2018
Optical absorption and gamma-radiation-shielding parameters studies of Tm3+-doped multicomponent borosilicate glasses
2018
Enhanced gain saturation model of non-linear semiconductor optical amplifiers
2018
Low threshold L-band mode-locked ultrafast fiber laser assisted by microfiber-based single wall carbon nanotube saturable absorber
2018
Stable Multiwavelength Erbium-Doped Random Fiber Laser
2018
E?ect of alkali/mixed alkali metal ions on the thermal and spectralcharacteristics of Dy3+:B2O3-PbO-Al2O3-ZnO glasses
2018
Performance improvement for hybrid L-band remote erbium doped fiber amplifier/raman using phase modulator
2018
Enhanced flatness of 20 Ghz channel spacing multiwavelength Brillouin-Raman fiber laser with sub-millimeter air gap
2018
IM/DD dual stream asymmetrically clipped optical OFDM system
2018
Gamma irradiated Py/PVA for GOx immobilization on tapered optical fiber for glucose biosensing
2018
Optical and dielectric studies for Tb3+/Sm3+ co-doped borate glasses for solid-state lighting applications
2018
Broad bandwidth SOA-based multiwavelength laser incorporating a bidirectional Lyot filter
2018
Vibrational, thermal features, and photon attenuation coefficients evaluation for TeO2-B2O3-BaO-ZnO-Na2O-Er2O3-Pr6O11 glasses as gamma-rays shielding materials
2018
Acceleration of carrier lifetime in gain-clamped semiconductor optical amplifiers
2018
Nd3+-doped heavy metal oxide based multicomponent borate glasses for 1.06 ?m solid-state NIR laser and O-band optical amplification applications
2018
Er/Pr-codoped borotellurite glasses as efficient laser operated nonlinear optical materials
2018
Exploration of gamma radiation shielding features for titanate bismuth borotellurite glasses using relevant software program and Monte Carlo simulation code
2018
Gamma-Ray Shielding Effectiveness of Lead Bismuth Germanoborate Glasses
2018
Passively mode-locked ultrashort pulsed fiber laser incorporating multi-layered graphene nanoplatelet saturable absorber
2018
Enhancement and reproducibility of high quality factor, one-dimensional photonic crystal/photonic wire (1D PhC/PhW) microcavities
2018
Stable multi-wavelength erbium-doped fiber laser assisted by graphene-PMMA thin film
2018
Dual-wavelength, mode-locked erbium-doped fiber laser employing graphene/polymethyl-methacrylate saturable absorber
2017
Wideband multiwavelength generation based on cascaded four wave mixing in distributed Raman amplifier utilizing a Fabry-Pérot laser diode
2017
Widely Tunable Fiber Optical Parametric Oscillators with Idler Removal Filter
2017
Evaluation of radiation shielding parameters for optical materials
2017
Mechanically deposited tungsten disulfide saturable absorber for low-threshold Q-switched erbium-doped fiber laser
2017
Wavelength-tunable single longitudinal mode fiber optical parametric oscillator
2017
Fabrication and characterization of micro fluidic based fiber optic refractive index sensor
2017
Passively mode-locked soliton femtosecond pulses employing graphene saturable absorber
2017
Evaluation of shielding parameters for heavy metal fluoride based tellurite-rich glasses for gamma ray shielding applications
2017
Lyot-based multiwavelength fiber laser
2017
Investigation of gamma radiation shielding properties of lithium zinc bismuth borate glasses using XCOM program and MCNP5 code
2017
Wide bandwidth and flat multiwavelength Brillouin-erbium fiber laser
2017
Thulium-doped fiber amplifier at near 2000 nm with different pumping scheme
2017
Laser operated PVA polymer/(TeO2-(x))?ZnO?WO3?TiO2?Na2O (x=Bi2O3 or Pr2O3 mol %) glass composites
2016
Study Of EDC/NHS Immobilization For Plumbous Detection Using Surface Plasmon Resonance
2016
Passively Mode-locked Bright Soliton Femtosecond Pulses Employing Graphene Saturable Absorber
2016
Investigation of taper length on the sensitivity of tapered-fiber based temperature sensor
2016
Enhanced multiwavelength generation in Brillouin fiber laser with pump noise suppression technique
2016
Mechanically Deposited Tungsten Disulfide Saturable Absorber for Broad Spectral Bandwidth and Low Threshold Q-switched Erbium-doped Fiber Laser
2016
Effects of taper parameters on free spectral range of non-adiabatic tapered optical fibers for sensing applications,
2016
Laser induced elastooptics in novel Bi2O3, and Pr2O3 doped tellurite rich glasses
2016
Passively Mode-locked Ultrashort Pulsed Fiber Laser Assisted by Multilayer Graphene Nanoplatelet Saturable Absorber
2016
High Signal-To-Noise Ratio Q-Switching Erbium Doped Fiber Laser Pulse Emission Utilizing Single Layer Trivial Transfer Graphene Film Saturable Absorber
2016
Reduced Graphene Oxide/Maghemite Nanocomposite for Detection of Hydrocarbons Vapor Using Surface Plasmon Resonance
2015
Effect of large effective area fiber length on the performance of forward-backward scattering combination multiwavelength Brillouin-Raman fiber laser
2015
Room temperature ammonia sensing using tapered multimode fiber coated with polyaniline nanofibers
2015
Effects of Raman pump power distribution on output spectrum in a multi-wavelength BRFL
2015
Multiwavelength hybrid fiber Raman/parametric linear oscillator
2014
Formation, properties and role of residual waves as seeds in multiwavelength Brillouin-erbium fiber laser
2014
Frequency modulation response due to the intensity modulation of fiber-grating Fabry-Perot lasers
2014
Extended nonlinear parametric process in anomalously pumped linear cavity oscillator
2014
Brillouin slow light: substantial optical delay in the second-order Brillouin gain spectrum
2014
Study of single mode tapered fiber-optic interferometer of different waist diameters and its application as a temperature sensor
2014
Tapered-EDF-Based Mach-Zehnder Interferometer for Dual-Wavelength Fiber Laser
2014
Single mode tapered fiber-optic interferometer based refractive index sensor and its application to protein sensing
2014
Switchable single- and dual-wavelength erbium-doped fiber laser assisted by four-wave mixing with wide and continuous tunability
2014
Linewidth optimization in fiber grating Fabry-Perot laser
2013
Investigation of multiwavelength performance utilizing an advanced mechanism bidirectional Lyot filter
2013
Fiber optical parametric amplifier with double-pass pump configuration
2013
Gain smoothing filter in two-segment fiber-optical parametric amplifier
2013
Multi-wavelength generation by self-seeded four wave mixing
2013
Multi-wavelength Brillouin-Raman fiber laser utilizing enhanced nonlinear amplifying loop mirror design
2013
Flattening effect of four wave mixing on multiwavelength Brillouin-erbium fiber laser
2013
Continuous wave tunable fiber optical parametric oscillator with double-pass pump configuration
2013
20 GHz spacing multi-wavelength generation of Brillouin-Raman fiber laser in a hybrid linear cavity
2013
Flatness investigation of multiwavelength SOA fiber ring laser based on intensity dependent transmission mechanism
2012
Laser parameter variations in a Rayleigh scattering-based Raman fiber laser with single fiber bragg grating reflector
2012
Passively mode-locked soliton fiber laser using a combination of saturable absorber and nonlinear polarization rotation technique
2012
Bidirectional-pumped L-band erbium-doped fiber amplifier with pump distribution technique
2012
Dual-stage L-band erbium-doped fiber amplifier with distributed pumping from single pump laser
2012
Direct UV written optical waveguides in flexible glass flat fiber chips
2012
Millimeter wave carrier generation based on a double-Brillouin-frequency spaced fiber laser
2012
Broad spectral sliced multiwavelength source with a mode locked fiber laser
2012
Widely tunable C+L bands multiwavelength BEFL with double-Brillouin frequency shifts
2012
L-band multiwavelength BEFL with amplified fiber loop mirror
2011
Analytical analysis of second-order Stokes wave in Brillouin ring fiber laser
2011
Broadly tunable multiwavelength fiber laser with Bismuth-oxide EDF using large effective area fiber
2011
Analytical study of nonlinear phase shift through stimulated Brillouin scattering in single mode fiber with pump power recycling technique
2011
Multiwavelength Brillouin-Raman ring-cavity fiber laser with 22-GHz spacing
2011
Widely tunable linear-cavity multiwavelength fiber laser with distributed Brillouin scattering
2011
Particle swarm optimization on threshold exponential gain of stimulated Brillouin scattering in single mode fibers
2011
Improvement of comb lines quality employing double-pass architecture in Brillouin-Raman laser
2011
Utilization of stimulated Raman scattering as secondary pump on hybrid remotely-pump L-band Raman/erbium-doped fiber amplifier
2011
Multiwavelength Brillouin-erbium fiber laser with double-Brillouin-frequency spacing
2011
All-optical wavelength conversion based on degenerate four-wave mixing in Raman ring laser
2011
Variable gain-flattened L-band Erbium-doped fiber amplifier
2011
Spectral hole burning effects initiated by uniform signal intensities in a gain-flattened EDFA
2011
Spectral variations of the output spectrum in a random distributed feedback Raman fiber laser
2011
Multiwavelength L-band fiber laser with bismuth-oxide EDF and photonic crystal fiber
2011
Tunable Raman fiber laser induced by Rayleigh back-scattering in an ultra-long cavity
2011
A novel theoretical analysis of quadruple pass Erbium-doped fiber amplifier
2011
Review of Erbium-doped fiber amplifier
2011
OSNR enhancement utilizing large effective area fiber in a multiwavelength Brillouin-Raman fiber laser
2011
Broadly tunable L-band multiwavelength BEFL utilizing nonlinear amplified loop mirror filter
2010
Double Brillouin frequency shift through the circulation of odd order Stokes signal
2010
Enhancement of Brillouin gain efficiency in multiwavelength L-band BEFL by utilizing bi-directional Brillouin pump amplification
2010
Gain-flattened Erbium-doped fiber amplifier with flexible selective band for optical networks
2010
Contribution of quasi-stimulated Rayleigh scattering on the Brillouin comb lines generation in strongly-pumped Raman fiber laser
2010
Design and development of wireless communication transceiver to support RFID reader at UHF band
2010
Effect of output coupling ratio on the performance of ring-cavity Brillouin fiber laser
2010
All-optical generation of a 21 GHz microwave carrier by incorporating a double-Brillouin frequency shifter
2010
Single-wavelength ring-cavity Brillouin-Raman fiber laser
2010
Effects of pump recycling technique on stimulated Brillouin scattering threshold: A theoretical model
2010
Dynamic gain tilt induced by 980 nm pumping band in a gain-flattened Erbium-doped fiber amplifier
2009
Fiber break location technique utilizing stimulated Brillouin scattering effects
2009
Simplified ASE correction algorithm for variable gain-flattened Erbium-doped fiber amplifier
2009
Novel multiwavelength L-Band Brillouin-Erbium fiber laser utilizing double-pass Brillouin pump preamplified technique
2009
Brillouin threshold reduction of photonic crystal fibre with bidirectional pumping scheme
2009
Optimization of output coupling ratio on the performance of ring cavity Brillouin-Erbium fiber laser
2009
Widely tunable Raman fiber laser using highly nonlinear fiber
2009
Multi-wavelength L-band Brillouin-Erbium comb fiber laser utilizing nonlinear amplifying loop mirror
2009
Opto-optical gain-clamped L-band Erbium-doped fiber amplifier with C-band control signal
2009
Investigation on the effect of stimulated Raman scattering in remotely-pumped L-band Erbium-doped fiber amplifier
2009
Optimization of Brillouin pump wavelength location on tunable multiwavelength BEFL
2009
Directivity influence of signals propagation through EDFA gain medium of Brillouin-erbium fiber laser
2009
Broadly tunable multiple wavelength Brillouin fiber laser exploiting erbium amplification
2009
Single stage gain-clamped L-band EDFA with C-band ASE saturating tone
2009
Investigation on the effect of EDFA location in ring cavity Brillouin-Erbium fiber lasers
2009
Seamless tuning range based-on available gain bandwidth in multiwavelength Brillouin fiber laser
2009
Reduction of stimulated-Brillouin-scattering threshold through pump recycling technique
2009
OSNR variation of multiple laser lines in Brillouin-Raman fiber laser
2009
Reduction of gain depletion and saturation on BEFL utilizing Brillouin pump pre-amplification technique
2008
High-gain Erbium-doped fiber amplifier incorporating a double-pass amplification as a preamplifie
2008
Brillouin-Erbium fiber laser using enhanced feedback coupling using common Erbium gain section
2008
Investigation of hybrid gain-clamped Raman-fiber-amplifier/EDFA utilizing pump reuse technique
2008
Influence of the Pumping Scheme in Double-Pass Discrete Raman-Fiber Amplifiers
2008
Dual-stage gain-clamped Erbium-doped fiber amplifier with fiber Bragg grating
2008
Single-stage L-band gain-clamped EDFA with C-band ASE self-oscillation in ring cavity
2008
Tunable multiwavelength Brillouin-Erbium fiber laser with intra-cavity pre-amplified Brillouin pump
2008
Multiple Brillouin Stokes generation utilizing a linear cavity Erbium-doped fibre laser
2008
A hybrid high gain double-pass Erbium-doped fiber amplifier with dispersion compensation feedback loop
2008
Tunable range enhancement of Brillouin-Erbium fiber laser utilizing embedded Brillouin pump pre-amplification technique
2008
Enhanced structure of double-pass Erbium-doped fiber amplifier for multiple wavelengths amplification