Buscador de Tesis y publicaciones académicas

Tesis de maestría 2026 Acceso abierto

Noise diagnostics of optoelectronic devices

Jan, Gul

This study investigates the low-frequency electrical and optical noise characteristics of InGaN-based blue light-emitting diodes (LEDs) with peak wavelengths of 455 nm and 470 nm before and after accelerated aging. The aim of this investigation was to clear up noise origins and their relation to the device aging proces...

physical sciences natural sciences

• Vilnius University Press
• Lithuania
• English

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Tesis de maestría 2026 Acceso abierto

Dideliu pasikartojimo dažniu šviesos gijų indukuoto liekamojo sužadinimo ore tyrimas

Lekas, Vakaris

The goal of this study was to investigate residual excitation in air induced by high repetition rate laser filamentation and to evaluate its influence on subsequent laser pulses. Two different femtosecond laser systems were used in the work. Filament-assisted X-ray generation from a metallic target was studied using Yb...

physical sciences natural sciences

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Mokytojų profesinė tapatybė privačiose švietimo institucijose šiandieniniame Lietuvos švietimo lauke

Barbaravičiūtė, Virginija

In recent years, Lithuania, like other European countries, has seen an increase in the number of private schools, along with greater diversity and competition among them. This master’s thesis aims to reveal how a teacher working at a private school describes their role and how their professional identity is changing. I...

social sciences education

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Pseudomokslas Indijos skaitmeninėse platformose: politikų, dvasinių guru ir akademikų diskursų analizė

Daudžvardis, Žilvinas

Magistrinio darbo objektas – skaitmeninių platformų vaizdo įrašai bei Indijos dienraščių straipsniai, reprezentuojantys pseudomokslo ar kultūriškai sąlygoto žinojimo formų paplitimą Indijos visuomenėje. Darbo tikslas – teoriškai ir empiriškai ištirti pseudomokslinių teiginių vietą Indijos skaitmeninėje viešojoje erdvėj...

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Muzikos terapeuto profesinis vaidmuo ir funkcijos multidisciplininėje komandoje neonatologijos klinikoje

Pipiraitė, Aistė

Title: The Professional Role And Functions Of a Music Therapist In a Multidisciplinary Team At a Neonatal Clinic Background of a study: Music therapy is increasingly being integrated into medical teams; how-ever, in Lithuanian neonatology departments, this intervention is still relatively new, and there is a lack of in...

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Moterų perimenopauzės laikotarpio kūno patyrimai grupiniame dailės terapijos procese

Grigaitienė, Tatjana

Title of the Thesis. Women’s Perimenopausal Body Experiences in the Group Art Therapy Process. Relevance of the Topic. Menopause and the perimenopausal period constitute a significant stage in a woman's life course, the relevance of which is increasing globally as life expectancy rises and the number of women reaching...

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Aukštesniųjų optinių harmonikų generacija ore femtosekundiniais lazerio impulsais

Bakanauskas, Mykolas

The aim of this work was to investigate the dependence of intensity of the fourth harmonic generated in air by a femtosecond Ti:Sapphire laser on the excitation radiation parameters, using a two-beam fourth harmonic generation scheme in which the fundamental and second harmonic beams are crossed in air at a small angle...

physical sciences natural sciences

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Lietuvos švietimo įstaigų kultūros pokyčiai taikant Lean metodus

Litvinienė, Sonata

Thesis topic – Cultural Changes in Lithuanian Educational Institutions Through the Application of Lean Methods In this thesis we analyse how the implementation of Lean methods influences organizational culture in educational institutions, community functioning, and education process management. The relevance of the top...

economics and business social sciences

• Vilnius University Press
• Lithuania
• Lithuanian

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Tesis de maestría 2026 Acceso abierto

Search for and characterization of binders for composite aqueous sodium-ion batteries

Žukauskas, Adolfas

n this work, polymers and their composite electrodes for aqueous sodium-ion batteries were studied. The adhesive properties of polymers were investigated by placing metal disks coated with polymers and their composites in electrolyte solutions with neutral and acidic pH. The three best performing materials (PVB, PGPQ a...

natural sciences chemical sciences

• Vilnius University Press
• Lithuania
• English

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Tesis de maestría 2026 Acceso abierto

Laser induced breakdown spectroscopy in ostracods and geological samples chemical analysis for paleoenvironmental studies

Dabulis, Žygintas

Lazerio indukuotos plazmos spektroskopija (LIPS) yra greitas daugiaelementis analizės metodas, reikalaujantis minimalaus mėginio paruošimo. Femtosekundinė LIBS metodika yra ypač patraukli geologiniams ir paleoaplinkos tyrimams dėl lokalizuotos, daugiausia neterminės abliacijos bei sumažintų matricos efektų. Tačiau mažų...

• Vilnius University Press
• Lithuania
• English

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