Professional Webpage of Dr. Ali Karatutlu | Physicist, Engineer, Nanotechnologist and Always Curious about the New Materials

Love doing world-class research

Research on fundamental properties and applications of the preform and fiber production, fiber lasers, laser processing and nanotechnology is conducted in our group.

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Fundamentals of Laser-generated Nanoparticles in Liquid-phase

Publications at high-impact journals

Original research papers and book chapters are available in high-impact journals and well-recognized publishers.

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Latest technology driven applications

The materials including active & passive fibers fabricated by our group catches the level of industrial products and can be utilized in several applications.

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Delivering talks in the conferences & meetings

Our group delivers talks for the sake of serving to the scientific community by widening the knowledge produced recently.

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Research Highlights

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Free-standing nanoparticles / Nanotechnology

Functionalized nanoparticles can be prepared using a room temperature benchtop colloidal route in mass scale and still be cost-effective.
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Free-standing nanoparticles / Nanotechnology
New class of liquid matallic phase / Nanotechnology (at extreme env.)

A transition to a liquid-like metallic structure under hydrostatic compression was discovered in Ge nanoparticles .
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New class of liquid matallic phase / Nanotechnology (at extreme env.)
New types of nanocomposites / Nanotechnology

Bean-like deposition of nanoparticles inside iron-filled carbon nanotubes has been recently demonstrated.
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New types of nanocomposites / Nanotechnology
The explosive crystallization / Laser & material interaction

Free-standing nanoparticles were found promising in bioimaging and they also carry potential in therapy using the explosive crystallization phenomenon.
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The explosive crystallization / Laser & material interaction
Super-resolution/BioNanotechnology

Spectroscopic super-resolution fluorescence cell imaging using ultra-small Ge quantum dots,
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Super-resolution/BioNanotechnology

News

The first national active fiber in Turkey recognized at kW-level

The first active fiber in Turkey developed by Ortac Group was recognized by THE SCIENTIFIC AND TECHNOLOGICAL RESEARCH COUNCIL OF TURKEY and has passed all the tests including optical, mechanical...

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Optical Fiber Preform and Fiber Fabrication

Ortac Group has demonstrated the fabrication of new generation of optical fibers including photonic crystal fibers (PCFs) and high-power low NA active all-fibers.

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Address: Bilkent University-UNAM, Üniversiteler District, 06800 Çankaya/Ankara, Turkey

Dr. Karatutlu becomes a chair in the layer deposition session in DPG Spring Meeting 2024

Low-temperature synthesis of Silicon Oxynitride-doped Si for tunable Bragg gratings homogeneously deposited on Si, SiO2 and borosilicate substrates and the tip of SM and PM optical fibers

Fabrication of biaxial polarization-maintaining optical fiber with ultra-low bending-dependent polarization extinction ratio deterioration

Fundamentals of Laser-generated Nanoparticles in Liquid-phase

Love doing world-class research

Publications at high-impact journals

Latest technology driven applications

Delivering talks in the conferences & meetings

Click the download button for the updated resume of Dr. Karatutlu.

Research Highlights

Free-standing nanoparticles / Nanotechnology

New class of liquid matallic phase / Nanotechnology (at extreme env.)

New types of nanocomposites / Nanotechnology

The explosive crystallization / Laser & material interaction

Super-resolution/BioNanotechnology

News

The first national active fiber in Turkey recognized at kW-level

Optical Fiber Preform and Fiber Fabrication

Working experience and degrees

Events