**Commenced**in January 2007

**Frequency:**Monthly

**Edition:**International

**Paper Count:**119

# Search results for: photon

##### 119 Two-Photon Fluorescence in N-Doped Graphene Quantum Dots

**Authors:**
Chi Man Luk,
Ming Kiu Tsang,
Chi Fan Chan,
Shu Ping Lau

**Abstract:**

**Keywords:**
graphene quantum dots,
nitrogen doping,
photoluminescence,
two-photon fluorescence

##### 118 Comparison of Dose Rate and Energy Dependence of Soft Tissue Equivalence Dosimeter with Electron and Photon Beams Using Magnetic Resonance Imaging

**Authors:**
Bakhtiar Azadbakht,
Karim Adinehvand,
Amin Sahebnasagh

**Abstract:**

**Keywords:**
polymer gels,
PAGAT gel,
electron and photon beams,
MRI

##### 117 Neutron Contamination in 18 MV Medical Linear Accelerator

**Authors:**
Onur Karaman,
A. Gunes Tanir

**Abstract:**

**Keywords:**
radiotherapy,
neutron contamination,
linear accelerators,
photon

##### 116 Two-Photon Ionization of Silver Clusters

**Authors:**
V. Paployan,
K. Madoyan,
A. Melikyan,
H. Minassian

**Abstract:**

**Keywords:**
resonance enhancement,
silver clusters,
surface plasmon,
two-photon ionization

##### 115 Cell-Cell Interactions in Diseased Conditions Revealed by Three Dimensional and Intravital Two Photon Microscope: From Visualization to Quantification

**Authors:**
Satoshi Nishimura

**Abstract:**

**Keywords:**
two photon microscope,
intravital visualization,
thrombus,
artery

##### 114 Evaluated Nuclear Data Based Photon Induced Nuclear Reaction Model of GEANT4

**Authors:**
Jae Won Shin

**Abstract:**

**Keywords:**
ENDF/B-VII.1,
GEANT4,
photoneutron,
photonuclear reaction

##### 113 Linearly Polarized Single Photon Emission from Nonpolar, Semipolar and Polar Quantum Dots in GaN/InGaN Nanowires

**Authors:**
Snezana Lazic,
Zarko Gacevic,
Mark Holmes,
Ekaterina Chernysheva,
Marcus Müller,
Peter Veit,
Frank Bertram,
Juergen Christen,
Yasuhiko Arakawa,
Enrique Calleja

**Abstract:**

**Keywords:**
GaN nanowire,
InGaN nanoshell,
linear polarization,
nonpolar,
semipolar,
polar quantum dots,
single-photon sources

##### 112 A Model of the Universe without Expansion of Space

**Authors:**
Jia-Chao Wang

**Abstract:**

**Keywords:**
CMB as the lowest energy state,
model of the universe,
origin of CMB in a static universe,
photon-CMB photon gas interaction

##### 111 Spectral Broadening in an InGaAsP Optical Waveguide with χ(3) Nonlinearity Including Two Photon Absorption

**Authors:**
Keigo Matsuura,
Isao Tomita

**Abstract:**

**Keywords:**
InGaAsP waveguide,
Chi^(3) nonlinearity,
spectral broadening,
photon absorption

##### 110 Application of Strong Optical Feedback to Enhance the Modulation Bandwidth of Semiconductor Lasers to the Millimeter-Wave Band

**Authors:**
Moustafa Ahmed,
Ahmed Bakry,
Fumio Koyama

**Abstract:**

**Keywords:**
semiconductor laser,
optical feedback,
modulation,
harmonic distortion

##### 109 Water Equivalent from the Point of View of Fast Neutron Removal Cross-Section

**Authors:**
Mohammed Alrajhi

**Abstract:**

**Keywords:**
cross-section,
neutron,
photon,
coefficient,
mathematics

##### 108 Monte Carlo Simulations of LSO/YSO for Dose Evaluation in Photon Beam Radiotherapy

**Authors:**
H. Donya

**Abstract:**

**Keywords:**
Lu2SiO5 (LSO) and Y2SiO5 (YSO) orthosilicates,
Monte Carlo,
correlated sampling,
radiotherapy

##### 107 Two-Photon-Exchange Effects in the Electromagnetic Production of Pions

**Authors:**
Hui-Yun Cao,
Hai-Qing Zhou

**Abstract:**

**Keywords:**
differential cross section,
form factor,
hadronic,
two-photon

##### 106 Purity Monitor Studies in Medium Liquid Argon TPC

**Authors:**
I. Badhrees

**Abstract:**

**Keywords:**
ATLAS,
CERN,
KACST,
LArTPC,
particle physics

##### 105 Researches Concerning Photons as Corpuscles with Mass and Negative Electrostatic Charge

**Authors:**
Ioan Rusu

**Abstract:**

**Keywords:**
electrostatic,
electron,
photon,
proton,
radiation

##### 104 Analytical Solution for Stellar Distance Based on Photon Dominated Cosmic Expansion Model

**Authors:**
Xiaoyun Li,
Suoang Longzhou

**Abstract:**

**Keywords:**
redshift,
cosmic expansion model,
analytical solution,
stellar distance

##### 103 Measurement of Rayleigh Scattering Cross-Section of ₆₀Nd K X-Rays Elements with 26 ≤ Z≤ 90

**Authors:**
Govind Sharma,
Harpreet S. Kainth

**Abstract:**

**Keywords:**
Photon-electron interaction,
Rayleigh scattering,
X-ray fluorescence,
X-ray

##### 102 Effect of PMMA Shield on the Patient Dose Equivalent from Photoneutrons Produced by High Energy Medical Linacs

**Authors:**
Seyed Mehdi Hashemi,
Gholamreza Raisali,
Mehran Taheri

**Abstract:**

**Keywords:**
photoneutron,
Linac,
PMMA shield,
equivalent dose

##### 101 Precise Spatially Selective Photothermolysis Skin Treatment by Multiphoton Absorption

**Authors:**
Yimei Huang,
Harvey Lui,
Jianhua Zhao,
Zhenguo Wu,
Haishan Zeng

**Abstract:**

**Keywords:**
multiphoton absorption photothermolysis,
reflectance confocal microscopy,
second harmonic generation microscopy,
spatially selective photothermolysis,
two-photon fluorescence microscopy

##### 100 Secure Optical Communication System Using Quantum Cryptography

**Authors:**
Ehab AbdulRazzaq Hussein

**Abstract:**

**Keywords:**
security,
key distribution,
cryptography,
quantum protocols,
Quantum Cryptography (QC),
Quantum Key Distribution (QKD).

##### 99 The Photon-Drag Effect in Cylindrical Quantum Wire with a Parabolic Potential

**Authors:**
Hoang Van Ngoc,
Nguyen Thu Huong,
Nguyen Quang Bau

**Abstract:**

**Keywords:**
The photon-drag effect,
the constant current density,
quantum wire,
parabolic potential

##### 98 Simulation of Gamma Rays Attenuation Coefficient for Some common Shielding Materials Using Monte Carlo Program

**Authors:**
Cherief Houria,
Fouka Mourad

**Abstract:**

**Keywords:**
gamma photon,
Monte Carlo program,
radiation attenuation,
shielding material,
the linear attenuation coefficient

##### 97 Effect of the Tidal Charge Parameter on CMBR Temperature Anisotropies

**Authors:**
Evariste Boj,
Jan Schee

**Abstract:**

**Keywords:**
CMBR,
Randall-Sundrum model,
Rees-Sciama effect,
Braneworld

##### 96 Evaluating the Dosimetric Performance for 3D Treatment Planning System for Wedged and Off-Axis Fields

**Authors:**
Nashaat A. Deiab,
Aida Radwan,
Mohamed S. Yahiya,
Mohamed Elnagdy,
Rasha Moustafa

**Abstract:**

**Keywords:**
quality assurance,
dose calculation,
wedged fields,
off-axis fields,
3D treatment
planning system,
photon beam

##### 95 Combined Optical Coherence Microscopy and Spectrally Resolved Multiphoton Microscopy

**Authors:**
Bjorn-Ole Meyer,
Dominik Marti,
Peter E. Andersen

**Abstract:**

**Keywords:**
optical coherence microscopy,
multiphoton microscopy,
multimodal imaging,
two-photon fluorescence emission

##### 94 Particle and Photon Trajectories near the Black Hole Immersed in the Nonstatic Cosmological Background

**Authors:**
Elena M. Kopteva,
Pavlina Jaluvkova,
Zdenek Stuchlik

**Abstract:**

**Keywords:**
exact solutions for Einstein equations,
Lemaitre-Tolman-Bondi solution,
cosmological black holes,
particle and photon trajectories

##### 93 Quasi-Photon Monte Carlo on Radiative Heat Transfer: An Importance Sampling and Learning Approach

**Authors:**
Utkarsh A. Mishra,
Ankit Bansal

**Abstract:**

**Keywords:**
radiative heat transfer,
Monte Carlo Method,
pseudo-random numbers,
low discrepancy sequences,
artificial neural networks

##### 92 Nonlinear Absorption and Scattering in Wide Band Gap Silver Sulfide Nanoparticles Colloid and Their Effects on the Optical Limiting

**Authors:**
Hoda Aleali,
Nastran Mansour,
Maryam Mirzaie

**Abstract:**

**Keywords:**
nanoscale materials,
silver sulfide nanoparticles,
nonlinear absorption,
nonlinear scattering,
optical limiting

##### 91 Recombination Rate Coefficients for NIII and OIV Ions

**Authors:**
Shahin A. Abdel-Naby,
Asad T. Hassan

**Abstract:**

**Keywords:**
atomic data,
atomic process,
electron-ion collision,
plasmas

##### 90 Investigation of Chemical Effects on the Lγ2,3 and Lγ4 X-ray Production Cross Sections for Some Compounds of 66dy at Photon Energies Close to L1 Absorption-edge Energy

**Authors:**
Anil Kumar,
Rajnish Kaur,
Mateusz Czyzycki,
Alessandro Migilori,
Andreas Germanos Karydas,
Sanjiv Puri

**Abstract:**

**Keywords:**
chemical effects,
L X-ray production cross sections,
Many body effects,
Synchrotron radiation