Search Results - "Hamoudi, Walid K."

Ultimate figures of merit broadband self-powered obliquely deposited antimony thin film laser detectors by Hamoudi, Walid K., Ismail, Raid A., Ismail, Munaf R.

“…Fabrication of a fast and high detectivity infrared detector operating at room temperature represents a big challenge. Due to the small energy gap of the…”
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Pesticide detection optimization of plasmonics gold nanoparticles/silicon nano-columns structures by controlling the coupling lasers power density by Sulaiman, Doaa, Alwan, Alwan M., Hamoudi, Walid K.

“…Fixed laser pulse duty cycle at 20% using short laser wavelength (405 nm) at different values of laser power density (300–600 mW/cm 2 ) were used to form Si…”
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Synthesis of a Df-porous Si layer of mesostructure to develop the mechanisms of CO sensors by Alwan, Alwan M., Dheyab, Amer B., A.Wali, Layla, Hamoudi, Walid K.

“…In this novel current work, double-face porous Si (Df-porous Si) was established via the double-beam laser-assisted etching (DB-LAE) technique, using two…”
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Enhanced pesticides’ limit of detection using bimetallic alloys nanoparticles by Sulaiman, Doaa, Alwan, Alwan M., Hamoudi, Walid K.

“…Bimetallic (Ag-Pd and Au–Pd) alloys nanoparticles were synthesized for sensitive, rapid characterization and very low concentration of pesticides. Pulsed…”
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Optimized selection of neodymium laser parameters for successful enlarged veins treatment by Mustafa, Muna B., Hamoudi, Walid K., Khashan, Khawla S.

“…Full clearance and no side effects method of treating enlarged veins was successfully accomplished by one laser session. This is the ambition and dream of both…”
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Effect of rapid thermal annealing on photovoltaic properties of silicon solar cell fabricated by one-step laser doping in liquid by Hamoudi, Walid K., Ismail, Raid A., Al-Qayim, Khalidah, Raouf, Dayah N., Mahdi, Rafal H., Murad, Muna S.

“…In recent years, the growing demand for renewable energy sources has led to an increased interest for searching some ways to improve the factors affecting the…”
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Non-ablative laser skin rejuvenation by targeting indigenous chromophores by Mustafa, Muna B., Hamoudi, Walid K., Khashan, Khawla S.

“…Three pulsed laser systems: 980 nm semiconductor diode laser, 1064 nm Nd: YAG laser and long pulse- fractional 2940 nm pulsed Er: YAG were used to treat some…”
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Controllable formation of plasmonic gold nanoparticles by pulsed laser–induced etching by Hamoudi, Walid K., Alwan, Alwan M., Sulaiman, Doaa

“…This work discusses the preparation and formation of macro porous silicon (PSi) with silicon nano pillars; synthesized via laser–induced etching. The role of…”
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Synthesis of Au nanoparticles–decorated CdS nanowires via laser ablation in liquid for optoelectronic applications by Ismail, Raid A., Hamoudi, Walid K., Abbas, Hadeel F.

“…Au nanoparticles – decorated CdS nanowires have been synthesized by laser ablation in liquid under the effect of intense light pulses (IPL). An Nd:YAG laser…”
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Hybrid CdS nanowires/Si heterostructure photodetector fabricated by intense pulsed light assisted - laser ablation in liquid by Hamoudi, Walid K., Ismail, Raid A., Abbas, Hadeel F.

“…Synthesis of CdS nanowires NWs by combined intense pulsed light (IPL) and pulsed laser ablation in liquid is demonstrated for the first time. An IPL source…”
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Effect of rapid thermal annealing on the characteristics of amorphous carbon/n-type crystalline silicon heterojunction solar cells by Ismail, Raid A., Hamoudi, Walid K., Saleh, Kifah K.

“…Heterojunction solar cells were fabricated by the deposition of un-doped amorphous carbon on mono-crystalline n-type silicon wafer (a-C/Si) using a frequency…”
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Modifications of Hydroxyapatite properties by nanosecond Nd: YAG laser pulses by Ismail, Raid A., Hamoudi, Walid K., Shakir, Zinah S.

“…Lasers unique characteristics can be utilized to enhance hydroxyapatite (HAp) properties by modifying its surface features; namely microhardness and…”
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Electrophoretic deposition of hydroxyapatite-shrimp crusts nanocomposite thin films for bone implant studies by Ismail, Raid A, Hamoudi, Walid K, Abbas, Hadeel F

“…Hydroxyapatite-shrimp crusts nanocomposite thin films were deposited on titanium substrates by electrophoretic technique, under different preparation…”
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Construction and temporal behaviour study of multi RLC intense light pulses for dermatological applications by Hamoudi, Walid K, Ismail, Raid A, Shakir, Hussein A

“…Driving a flash lamp in an intense pulsed light system requires a high-voltage DC power supply, capacitive energy storage and a flash lamp triggering unit…”
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The Combination of Laser and Nanoparticles for Enamel Protection: An In Vitro Study by Hamoudi, Walid K, Shakir, Zinah S, Ismail, Raid A, Al-Jumaily, Hassanien A, Sahib, Shama Anees, Abedulwahhab, Abdullah R

“…Dental decay is caused by the fermentation of carbohydrates and the production of acids which demineralize teeth. The fermented food debris lowers the pH under…”
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Acid resistance enhancement of human tooth enamel surface by Nd:YAG laser and incorporating silver nanoparticles: in vitro study by Hamoudi, Walid K., Ismail, Raid A., Shakir, Zinah S., Alkaisi, Amera

“…Purpose This work was devoted to assess the use of Nd:YAG laser with and without nanosilver particles to enhance tooth resistance of dental enamel against…”
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Nanosecond laser pulses for aluminum and copper drilling by Hamoudi, Walid K.

“…Nd:YAG laser pulses of 9 nanosecond pulse duration and operating wavelength at 1.06 μm, were utilized to drill high thermal conductivity and high reflectivity…”
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Improved photoresponse of porous silicon photodetectors by embedding CdSe nanoparticles by Habubi, Nadir F, Ismail, Raid A, Abd, Ahmed N, Hamoudi, Walid K

“…The paper presents the effect of incorporating colloidal cadmium selenide nanoparticles on the characteristics of porous silicon Al/porous Si/p-Si…”
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Micro and Nano Laser Pulses for Melting and Surface Alloying of Aluminum with Copper by Hamoudi, Walid K., Ismail, Raid A., Sultan, Fatima I., Jaleel, Summayah

“…In the present work, the use of microsecond and nanosecond laser pulses to alloy copper in aluminum is presented. In the first run, high purity (99.999%)…”
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Characterization of nanostructured hydroxyapatite prepared by Nd:YAG laser deposition by Ismail, Raid A., Salim, Evan T., Hamoudi, Walid K.

“…Pulsed laser deposition, under dry and water vapor conditions, was employed to synthesize nanostructured hydroxyapatite films by pulsed laser deposition (PLD)…”
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