Sünel M., Kocakuşak A., Helhel S., "Investigation of Dielectric and Microwave Heating Properties of Bricks
", PIERS PhotonIcs & Electromagnetics Research Symposium, Roma, ITALYA, 17-20 Haziran 2019, vol.77, no.77, pp.223-223
(Abstract)Mengüç E. , Helhel S., " Relationship between Human Glucose Level and Optical De/Polarization Information in 600 nm–800 nm Wavelength Region", PIERS PhotonIcs & Electromagnetics Research Symposium, Roma, ITALYA, 16-20 Haziran 2019, vol.1, no.1, pp.4343-4347
(Abstract) Khamitov İ., Gumerov R.I., Bikmaev İ.F., Helhel S., Irtuganov E.N., Melnikov S.S., et al., "Studies of physical parameters of kilometer sized NEA by the RTT-150 telescope.", IAU Symposium No. XXX, 2019, paris, FRANSA, 12-16 Mart 2019, vol.XXX, pp.29-32
(Abstract)Genç A., Başyiğit B., Doğan H., Helhel S., "Fabrication Of Low-Weight Broadband 90O Waveguide Twist At X-Ku Band With 3D Printing Technology", 10th International Symposium on Intelligent Manufacturing and Service Systems, SAKARYA, TÜRKIYE, 9-12 Eylül 2019, vol.1, no.1, pp.971-978
(Abstract) Karaman A.B., Kocakuşak A., Genç A., Helhel S., "The Effect of Feeding Point on Electromagnetic Emission due to Heat Sink", PIERS PhotonIcs & Electromagnetics Research Symposium, Roma, ITALYA, 17-20 Haziran 2019, vol.1, no.1, pp.368-371
(Abstract) Kocaman Z., Kocakuşak A., Baişyiğit B., Özen Ş., Helhel S., "Design of A Triple Band Absorber Metamaterial for C-Band Radars with Golden Ratio Approaches", International Conference on Advanced Technologies, Computer Engineering and Science (ICATCES), KARABÜK, TÜRKIYE, 11-13 Mayıs 2018, vol.1, no.1, pp.8-11
(Abstract)Çelik A.R., Kurt B., Helhel S., "Design and Fabrication of High-Gain Ultra Wideband Antenna for Microwave Imaging and Radar Applications", International Conference on Advanced Technologies, Computer Engineering and Science (ICATCES), KARABÜK, TÜRKIYE, 11-13 Mayıs 2018, vol.1, no.1, pp.1-4
(Abstract) Çelik A.R., Kurt B., Helhel S., "Simulation Measurements of Electromagnetic Field Values for Detection of Breast Cancer", International Conference on Advanced Technologies, Computer Engineering and Science (ICATCES), KARABÜK, TÜRKIYE, 11-13 Mayıs 2018, vol.1, no.1, pp.5-8
(Abstract) Yalin B., Kocakuşak A., Özen Ş., Helhel S., "2 Tabakalı Asfalt Yol Katman Kalınlıklarının 3GHz’de Çalışan YGR ve 2-Boyutlu FDTD Kullanılarak Belirlenmesi", IX.URSI-TÜRKİYE 2018 BİLİMSEL KONGRESİ ULUSAL GENEL KURUL TOPLANTISI,, KONYA, TÜRKIYE, 6-8 Eylül 2018, cilt.9, no.1, ss.1-4
(Özet) (Abstract)Urul B., Tütüncü B., Helhel S., "INVESTIGATION OF THE EFFECT OF CHANGING THE STIRRER SHAPE ON A
REVERBERATION CHAMBER WITH CST SIMULATION", INTERNATIONAL ACADEMIC RESEARCH CONGRESS, ANTALYA, TÜRKIYE, 30 Ekim - 3 Kasım 2018, pp.1007-1013
Keskin İ.H., Ateş K., Helhel S., Özen Ş., "Karbon Fiber Kompozit Kumaşların Elektromanyetik Ekranlama Etkinliğinin İncelenmesi", IX.URSI-TÜRKİYE 2018 BİLİMSEL KONGRESİ ULUSAL GENEL KURUL TOPLANTISI,, KONYA, TÜRKIYE, 6-8 Eylül 2018, cilt.1, no.1, ss.1-5
Kocaman Z., Kocakuşak A., Karaman A.B. , Helhel S., "C bandı Hava Durumu Radarları İçin U şeklinde Metamateryal Tabanlı Radar Soğurucu Malzme Tasarımı", IX.URSI-TÜRKİYE 2018 BİLİMSEL KONGRESİ ULUSAL GENEL KURUL TOPLANTISI, KONYA, TÜRKIYE, 6-8 Eylül 2018, cilt.1, no.1, ss.1-1
(Link) (Özet) (Abstract)Helhel S., Urul B., Tütüncü B., "THE EFFECT OF THE STIRRER OVER THE ELECTRIC FIELD UNIFORMITY
IN A REVERBERATION CHAMBER", INTERNATIONAL ACADEMIC RESEARCH CONGRESS, ANTALYA, TÜRKIYE, 31 Ekim - 3 Kasım 2018, pp.998-1003
Khamitov İ.M., Gumerov R.I., Helhel S., Bikmaev I.F., Irtuganov E.N., Melnikov S.S., et al., "Studies of physical parameters of kilometer sized NEA by the RTT-150 telescope.", XXXth General Assembly of the International Astronomical Union, Vİyana, AVUSTURYA, 20-31 Ağustos 2018, vol.1, no.1, pp.1-1
(Abstract) Başyiğit İ.B. , Genç A. , Helhel S., "Electrical Shielding Effectiveness of Metallic Enclosures; Effect of Source Orientation and Aperture Dimension", 38th Progress In Electromagnetics Research Symposium PIERS 2017 in St Petersburg, St. Petersburg, RUSYA, 19-23 Mayıs 2017, vol.38, no.1, pp.112-114
Özen Ş., Carlak H.F., Helhel S., Çolak Ö.H., "Magnetic Field Risk Analysis for Employees and Patients Due to Power Transformers in Hospital Buildings", 38th Progress In Electromagnetics Research Symposium PIERS 2017 in St Petersburg, St. Petersburg, RUSYA, 19-22 Mayıs 2017, vol.38, no.1, pp.121-123
Genç A., Başyiğit İ.B. , Helhel S., "The Comparison of the Characteristics of the Double-ridged Horn Antennas Depending the Geometry of Ridge Profiles for Wideband Application", 38th Progress In Electromagnetics Research Symposium PIERS 2017 in St Petersburg, St. Petersburg, RUSYA, 19-23 Mayıs 2017, vol.38, no.1, pp.116-118
Çelik A.R., Helhel S., Kurt M.B., "AN OVERVIEW OF ELECTROMAGNETIC METHODS FOR BREAST CANCER DETECTION AND A NOVEL ANTENNA DESIGN FOR MICROWAVE IMAGING", International Conference on Engineering Technologies _ ICENTE17, KONYA, TÜRKIYE, 7-9 Aralık 2017, vol.1, no.1, pp.376-386
(Abstract) Çelik A.R., Kurt M.B., Helhel S., "BANDWIDTH ENHANCEMENT OF SMALL L SHAPED UWB MONOPOLE ANTENNA WITH A MODIFIED GROUND PLANE", International Conference on Engineering Technologies _ ICENTE17, KONYA, TÜRKIYE, 7-9 Aralık 2017, vol.1, no.1, pp.384-387
(Abstract) Başyiğit İ.B., Doğan H., Helhel S., "Simulation of metallic enclosures with apertures
on Electrical Shielding Effectiveness", ELECO 2017 10th International Conference on Electrical and Electronics Engineering, BURSA, TÜRKIYE, 30 Kasım - 2 Aralık 2017, vol.1, no.1, pp.1082-1084
(Abstract) Genç A., Başyiğit İ.B., Göksu T., Helhel S., "Investigation of the Performances of X-Ku Band 3D Printing Pyramidal Horn
Antennas Coated with the Different Metals
", ELECO 2017 10th International Conference on Electrical and Electronics Engineering, BURSA, TÜRKIYE, 30 Kasım - 2 Aralık 2017, vol.1, no.1, pp.1012-1016
(Abstract) Urul B., Başyiğit İ.B., Göksu T., Helhel S., "CST Simulation of Reverberation Chamber for Improved Field Uniformity ", ELECO 2017 10th International Conference on Electrical and Electronics Engineering, BURSA, TÜRKIYE, 30 Kasım - 30 Aralık 2017, vol.1, no.1, pp.1070-1074
(Abstract) Dogan H., Başyiğit İ.B., Yavuz M., Helhel S., "UHF Wave Attenuation throughout the Cow Body ", ELECO 2017 10th International Conference on Electrical and Electronics Engineering, BURSA, TÜRKIYE, 30 Kasım - 2 Aralık 2017, vol.1, no.1, pp.1046-1048
(Abstract) Helhel S., "Electrical Shielding Affectiveness of PC Box Effect of Polarisation Angle and Aperture Dimension", AMACS 2017, Roma, ITALYA, 15-17 Aralık 2017, vol.1, no.1, pp.1-4
Çakir M., Özen Ş., Koçkal N.U., Helhel S., Kocakuşak A., "Yapı Malzemelerinin Mikrodalga Frekans Bölgesi için Dielektrik Özelliklerinin Belirlenmesi ve Ekran Etkinliğin Analizi", VIII. URSI-TÜRKİYE’2016 BİLİMSEL KONGRESİ ve ULUSAL GENEL KURUL TOPLANTISI, ANKARA, TÜRKIYE, 1-3 Eylül 2016, cilt.1, no.1, ss.1-1
Yalçin S., Özen Ş., Helhel S., "Practical examination on improved EMI noise separator", 2016 24th Signal Processing and Communication Application Conference (SIU), ZONGULDAK, TÜRKIYE, 13-15 Mayıs 2016, vol.1, no.1, pp.125-128
(Özet) (Abstract) Colak B., Cerezci O., Ari N., Helhel S., "Optimization of Shielding Effectiveness of Coaxial Double Braided Screens in Contact", 9TH INTERNATIONAL KHARKIV SYMPOSIUM ON PHYSICS AND ENGINEERING OF MICROWAVES, MILLIMETER AND SUBMILLIMETER WAVES MSMW'2016, Karkov, UKRAYNA, 20-24 Haziran 2016, vol.1, no.1, pp.1-1
Helhel S., Kirbiyik H. , Bayar C., Khamitov İ., Kahya G., Okuyan O., "Double-wedged Wollaston-type polarimeter design and integration to RTT150-TFOSC", 41st COSPAR Scientific Assembly, İSTANBUL, TÜRKIYE, 30 Temmuz - 7 Ağustos 2016, vol.41, no.41, pp.1-1
(Abstract)Helhel S., "Volume Scattering from Corn and Wheat Canopies at 32 GHz", ıcecOM 2016 22nd International Conference on Applied Electromagnetics and Communications, DUBROVNIK, HIRVATISTAN, 19-21 Eylül 2016, vol.1, no.12, pp.1-5
(Abstract) Yalçin S., Özen Ş., Helhel S., "Practical Examination on Improved EMI Noise
Separator ", Signal Processing and Communication Application Conference (SIU), 2016 24th, ZONGULDAK, TÜRKIYE, 16-19 Mayıs 2016, pp.1-4
(Link) Çelik A.R., Kurt M.B., Helhel S., "Design an Ultra-Wide Band Antenna for Microwave Imaging Systems", 3rd International Conference on Advanced Technology & Sciences (ICAT’16), KONYA, TÜRKIYE, 1-3 Eylül 2016, pp.1-4
(Link) (Abstract) Helhel S., "Affect of Magnetic Field Variation in ECR Plasma Discharge Unit on Polymer Treatments", ıcecOM 2016 22nd International Conference on Applied Electromagnetics and Communications, DUBROVNIK, HIRVATISTAN, 19-21 Eylül 2016, vol.1, no.14/6, pp.1-5
(Abstract) Helhel S., Kocakuşak A., Albayrak Y., Özen Ş., "WLAN Based Indoor Locating Systems Enhanced by Ultrasonic Sensors; Hybrid Indoor Locating Systems (HILoS)", 36 th Progress in Electromagnetic Research, PRAG, CEK CUM., 5-9 Haziran 2015, vol.1, no.1, pp.1-4
Kocakuşak A., Çakir M., Özen Ş., Helhel S., "Evaluation of Electromagnetic Interference Emitted from Compact Fluorescent Lamps According to CISPR-15 and Filter Design", 36 th Progress in Electromagnetic Research, PRAG, CEK CUM., 5-9 Haziran 2015, vol.1, no.1, pp.1-4
Albayrak Y., Helhel S., "Gömülü Linux Ile İç Mekan Konum Servisi", IEEE 23. Sinyal İşleme ve İletişim Uygulamları Kurultayı, MALATYA, TÜRKIYE, 16 Mayıs - 19 Nisan 2015, cilt.1, no.1, ss.1-1
Özen Ş., Helhel S., Carlak H.F., "Occupational Exposure Assessment Of Power Frequency Magnetic Field In 154/31.5 Kv Electric Power Substation In Turkey", 36 th Progress in Electromagnetic Research, PRAG, CEK CUM., 3-9 Haziran 2015, vol.1, no.2, pp.2-5
Başyiğit İ.B., Çağlar M.F., Helhel S., "Magnetic Shielding Effectiveness and Simulation Analysis of Metalic Enclosures with Apertures", The 9th "International Conference on Electrical and Electronics Engineering, ELECO 2015, BURSA, TÜRKIYE, 26 Kasım - 28 Ekim 2015, vol.1, no.1, pp.1-5
(Abstract)Helhel S., Khamitoglu İ., Kahya G., Gumerov R., Kaynar S., Okuyan O., "Rtt150-Tfosc Uyumlu Optik Polarimetre Tasarımı", Ulusal Astronomi KOngresi , ANKARA, TÜRKIYE, 4-7 Şubat 2015, cilt.1, no.1, ss.1-2
Dindar M. , Parmaksızoğlu M., Helhel S., Esenoğlu H. , Kirbıyık H., "A New GRB Follow-Up Software at TUG", IV Astrorob Workshop, Málaga, Malaga, ISPANYA, 27-30 Ekim 2015, vol.1, no.1, pp.21-28
Hamitoglu I., Gumerov R., Bikmaev İ., Aslan Z., Helhel S., Kahya G., et al., "Investigations of the Solar System Objects at RTT150", The Sixth Moscow Solar System Symposium , Moskova, RUSYA, 5-9 Ekim 2015, vol.1, no.1, pp.11-16
(Abstract)Helhel S., Kocakuşak A., "WLAN Based Indoor Positioning in Building Halls by Using Trilateral Method", The 31st International Review of Progress in Applied Computational Electromagnetics, Virginia, ABD, 21-26 Mart 2015, vol.31, no.S23, pp.246-247
(Link) Kahya G., Khmitov İ., Helhel S., Bayar C., Kirbiyik H., Kaynar S., "Polarimeter Design For Astrophysical Studies In Russian-Turkish 1.5 M Telescope (Rtt150)", 40th COSPAR 2014, Moskova, RUSYA, , vol.1, no.1, pp.1-5
(Abstract)Dindar M., Parmaksizoglu M., Dindar S., Esenoglu H., Helhel S., Kirbiyik H., "The Improvement On Tug - T60 Robotic Telescope", International Conference on Cotrol, Dynamic Systems, and Robotics, Ottawa, KANADA, 15-16 Mayıs 2014, pp.1-11
Dinadar M., Parmaksızpğlu M., Dindar S., Esenoğlu H., Helhel S., Kirbiyik H., "Improvements Of Autonomous Of Tug - T60 Robotic Telescope", International Symposium on Industrial Design Engineering, KARABÜK, TÜRKIYE, 8-9 Mayıs 2014, pp.1-4
Başlar İ., Helhel S., Özişik T., Kahya G., "Tüm Gökyüzü Kamerasindan Alinan Görüntüler Kullanilarak Bulutluluk Ölçümü Yapilmasi", IEEE 22nd Signal Processing and Communications Applications Conference (SIU 2014), TRABZON, TÜRKIYE, 23-25 Nisan 2014, cilt.1, no.1, ss.1-5
(Özet) (Abstract)Helhel S., Kocakuşak A., "Algorithms For Indoor Localization On Wlan Networks Applications", PIERS 2014, Guangzau, ÇIN HALK CUM., 25-28 Ağustos 2014, vol.1, no.1, pp.2174-2177
(Abstract) Kahya G., Hamitoğlu İ., Helhel S., Kirbiyik H., Kaynar S., Bayar C., "Polarimeter Design For Astrophysical Studies In Russian-Turkish 1.5 M Telescope (Rtt150)", 40th Cospar 2014, Moskova, Rusya, , Vol.1, No.1, Pp.1", ASTRONOMICAL POLARIMETRY 2014, moskova, RUSYA, 26-30 Mayıs 2014, vol.1, no.1, pp.1-2
(Abstract)Irek K., Helhel S., Kahya G., Kaynar S., Gumerov R., "Polarimetric Observations Of Neas At Rtt150. First Results", Third Gaia-FUN-SSO Workshop, PARIS, FRANSA, 24-26 Ekim 2014, vol.107, pp.107-107
(Abstract) Kahya G., Bayar C., Helhel S., Hamitoğlu İ., "Design Of Tfosc Compatible Polarimeter For Polarimetric Observations", PIERS 2014, Guangzhou, ÇIN HALK CUM., 25-28 Ağustos 2014, vol.2, no.1, pp.1591-1594
(Abstract) Dindar M., Dindar S., Kandemir E., Bayar C., Helhel S., Ozışık T., "Tuy 40 Telescope Control System Based On Labview", INTERNATIONAL CONFERENCE ON COMPUTATIONAL AND EXPERIMENTAL SCIENCE AND ENGINEERING (ICCESEN), ANTALYA, TÜRKIYE, 25-29 Ekim 2014, vol.1, no.1, pp.1-1
(Abstract)Yörük Y.E., Helhel S., Özen Ş., "Manolya Yaprağının Dielektrik Özelliklerinin X-Bandında Hesaplanması ", VII. URSI-TÜRKİYE BİLİMSEL KONGRESİ, ELAZIĞ, TÜRKIYE, 28-30 Ağustos 2014, cilt.1, no.1, ss.1-1
Helhel S., Kocakuşak A., "Yol Kaybı İndeks Hesabı ve WiFi Tabanlı Kontrolsüz Gezginlerden Arındırılmış Bina İçi Konum Tespit Sistemi", VII. URSI-Türkiye Bilimsel Kongresi, ELAZIĞ, TÜRKIYE, 28-30 Ağustos 2014, cilt.1, no.12, ss.1-4
(Özet) (Abstract) Dokuzlar E. , Helhel S., Başaran S.C., "A Dual-Wideband Split-Ring Pifa For Wireless Applications", IEEE-APS Tropical Conference on Antennas and Propagation in Wireless Communications (APWC), Torino, ITALYA, 17-24 Temmuz 2014, vol.1, no.1, pp.1068-1070
Helhel S., Özen Ş., Albayrak Y., Başyiğit I.B., "Three Dimensional (3d) Electromagnetic Field Distributions In The Air And Relative Diversity Gain", PIERS 2014, Guangzhou, ÇIN HALK CUM., 25-28 Ağustos 2014, vol.1, no.1, pp.2178-2181
(Abstract) Başaran S.C., Helhel S., "A Dual-Wideband Split-Ring Pifa For Wireless Applications", ICEAA - IEEE APWC-EMS’13, ITALYA, 9-13 Eylül 2013, vol.1, no.1
Dindar M., Parmaksizoğlu M., Helhel S., Kirbiyik H., "Software And Electronic Developments For Tug-T60 Robotic Telescope", Third Workshop on Robotic Autonomous Observatories, Malaga, ISPANYA, 7 Ekim - 11 Kasım 2013, pp.1-2
Helhel S., Özen Ş., "Shielding Effectiveness Of Plasma Coated Multi-Layered Shields", PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, ISVEÇ, 12-15 Ağustos 2013, vol.1, no.1
Helhel S., "Understanding Matching Circuits; Plastic Made Quasioptical Multilayer Matching Unit Design At X-Band", PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, ISVEÇ, 12-15 Ağustos 2013, vol.1, no.1
Helhel S., "Procedure Of Near Ground Propagation Model Development For Pine Tree Forest Environment", PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, RUSYA, 25-27 Ağustos 2012, pp.1403-1406
(Abstract)Helhel S., "Embedded Object Detection By Using Planar Antenna Measurement System", PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, RUSYA, 25-27 Ağustos 2012, pp.208-211
(Abstract)Helhel S., "Electrical Characteristics Dependence Of Monstera Leaf On Moisture Content", PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM, RUSYA, 25-27 Ağustos 2012, pp.653-655
(Abstract)Özen Ş., Ögel E.G., Bilgin S., Helhel S., "Enerji İletim Ve Dağıtım Hatları Çevresinde Oluşan Elektromanyetik Kirlenmenin Çok Katmanlı Algılayıcı Yapay Sinir Ağları Ile Tahmini", Biomedical Engineering Meeting 2012, 17th National Biyomut , İSTANBUL, TÜRKIYE, 3-5 Ekim 2012, ss.130-133
Yörük Y.E., Kurnaz O., Helhel S., Özen Ş., "Devetabanı Ve Kauçuk Yapraklarının Nem Oranına Göre Elektriksel Özellikleri", ELECO 2012, BURSA, TÜRKİYE, 29 Kasım 1 Aralık 2012, ss.231-233
Kurnaz O., Yörük Y.E., Helhel S., "Işıma Örüntüsü Ile Gömülü Cisim Derinlik Tespiti", ELECO 2012, BURSA, TÜRKİYE, 29 Kasım 1 Aralık 2012, ss.234-237
Ögel G., Özen Ş., Helhel S., Çolak Ö.H., "154 Kv Yüksek Gerilim Enerji I·Letim Hatları Çevresinde Olus¸An Elektrik Alan Seviyelerinin Yapay Sinir AgˆLarı Ile Tahmini Ve Elektromanyetik Alan GüvenligˆI", URSI 2012 TÜKİYE, İSTANBUL, TÜRKİYE, Ağustos 2012, cilt.1, no.1
Helhel S., Özen Ş., "An Affect Of The Aperture Length To Aperture Wıdth Ratio On Broadband Shielding Effectiveness", URSI GASS 2011, TÜRKIYE, 13-20 Ağustos 2011, vol.1, no.1
Tosun P.D. , Özen Ş., Helhel S., "Acil Çağrı Merkezlerinde Elektromanyetik Alan Seviyeleri Ve Mesleki Maruz Kalmanın Değerlendirilmesi", Elektromanyetik Alanlar ve Etkileri Sempozyumu, İSTANBUL, TÜRKİYE, Eylül 20111, cilt.1, no.1
Helhel S., Özen Ş., "Indoor To Outdoor Propagation Model Improvement For Gsm900/Gsm1800/Cdma-2100", URSI GASS 2011, TÜRKIYE, 13-20 Ağustos 2011, vol.1, no.1
Helhel S., Özen Ş., "Generation Of An Empiric Propagation Model For Forest Environment At Gsm900/Gsm1800/Cdma-2100", URSI GASS 2011, TÜRKIYE, 13-20 Ağustos 2011, vol.1, no.1
Helhel S., Özen Ş., "Orta Gerilim Enerji Nakil Hatları Çevresindeki Elektrik Ve Manyetik Alan Seviyelerinin Halk Sağlığı Bakımından Değerlendirilmesi", BIYOMUT 2010, ANTALYA, TÜRKİYE, 21-24 Nisan 2010, cilt.1, no.1
Çelik S., Başyiğit İ.B. , Helhel S., "3.Nesil Şebekeler İçin Parametre Ve Performans Analizi", EMO - Adana İletişim Kongresi, ADANA, TÜRKİYE, 2010, cilt.1, no.1
Çelik S., Yoruk Y.E., Başyiğit B. , Helhel S., "3. Nesil Şebekelerde Aynı Hücrede İki Farklı Taşıyıcı Frekans Kullanılması", URSİ 2010, KUZEY KIBRIS TÜRK CUM., 25-27 Ağustos 2010, vol.1, no.1
Helhel S., Özen Ş., "Medikal Ekipmanlarda 2g Ve 3g Mobil Gerçek Zamanlı Sistemlerle İlişkili Güvenlik Mesafeleri", BIYOMUT 2010, TÜRKIYE, 21-24 Nisan 2010, vol.1, no.1
Altunç S., Baum C.E., Helhel S., Christodoulou C.G. , Edl Schamiloglu E., "Design, Fabrication, And Testing Of A Prolate-Spheroidal Impulse Radiating Antenna For Electromagnetic Implosion", IVth International Worjshop on Electromagnetic Wave Scattering , TÜRKIYE, Ekim 2008, vol.1, no.1
Özen Ş., Helhel S., Başaran S.C., "Farklı Frekanslı Kaynak Tipleri Için Antalya İli Elektromanyetik Alan Seviyeleri Ve Risk Analizi", IV. URSI Türkiye Bilimsel Kongresi, Akdeniz Üniversitesi, ANTALYA, TÜRKIYE, 20-22 Kasım 2008, ss.300-303
Özen Ş., Helhel S., Başaran S.C., "Farklı Frekanslı Kaynak Tipleri Için Antalya İli Elektromanyetik Alan Seviyeleri Ve Risk Analizi", URSI 2008, ANTALYA, TÜRKİYE, Ekim 2008, cilt.1, no.1
Helhel S., Özen Ş., Göksu H., "Residential Power–Frequency Magnetic Fields: Measurementsand Exposure Analysis", International Kyrgyz – Kazak Electronics and Computer Conference, KAZAKISTAN, 18-19 Ekim 2007, vol.1, no.1
Helhel S., "N2 And O2 Coatings Of Afx Membranes By Microwave Discharge", IEEE ICOPS 2007, Pulsed Power Plasma Systems, ABD, 17-20 Haziran 2007, vol.1, no.1
(Abstract)Özen Ş., Helhel S., Onural A.Ş., "Occupational Exposure Evaluation For Power Frequency Magnetic Fields From A Electric Power Substation In Turkey", International Kyrgyz – Kazak Electronics and Computer Conference, KAZAKISTAN, 18-19 Ekim 2007, vol.1, no.1
Özen Ş., Helhel S., Çolak Ö.H., "Temperature Increase And Sar In A Phantom Model Of The Human Head Exposed To 1800 Mhz Non-Ionizing Radiation", 4th International Workshop on Biological Effects of Electromagnetic Fields, YUNANISTAN, 16-20 Ekim 2006, vol.1, no.1
Helhel S., Özen Ş., "Disadvantage Of 1800mhz Operators In Roaming Competition In An Airport Wellcome Lobby, Ews 2006 Conference", 3rd Inetrnational Workshop on Electromagnetic Wave Scattering, TÜRKIYE, Ekim 2006, vol.1, no.1
Helhel S., Özen Ş., "Hidrojen Plazma İçerisinde Dalga Bozulması; Elektrot Potansiyeli Ve Basıncın Etkisi", 3. ULUSAL URSI KONGRESİ, ANKARA, TÜRKİYE, 6-8 Eylul 2006, cilt.1, no.1
Özen Ş., Helhel S., "Faz Farklı Elektrik Ve Manyetik Alanlara Maruz Kalan Çocuk Vücuduna İndüklenen Akım Yoğunluğunun Çözümlenmesi", 3. ULUSAL URSI KONGRESİ, ANKARA, TÜRKİYE, 6-8 Eylul 2006, cilt.1, no.1
Özen Ş., Helhel S., Çolak Ö.H., ", Analysis Of Induced Current In Small Experiment Animals Exposed To 50hz Magnetic Field", IVth International EEMS Symposium on Emerging Technologies in Biomedical Engineering, TÜRKIYE, 25-28 Mayıs 2006, vol.1, no.1
Helhel S., Özen Ş., "Yüksek Güç Mikrodalga Kaynaklar; Dünya’Nın Yeni Silahları Unm –Ece Albuquerque Örneği", 3. ULUSAL URSI KONGRESİ, ANKARA, TÜRKİYE, 6-8 Eylul 2006, cilt.1, no.1
Helhel S., "How N2 Flow Rate Changes Etching", IEEE ICOPS 2006, ABD, hAZİRAN 2006, vol.1, no.1
(Abstract)Helhel S., "How N2 Flow Rate Changes Etching", ICOPS 2006, IEEE International Conferance on Plasma Science, ABD, 4-8 Haziran 2006
(Abstract)Helhel S., Kir E. , Öksüz L., "Plasma Surface Interactıon Of Polymers", SMMIB 2005, TÜRKIYE, 4-9 Eylül 2005, vol.1, no.1
Helhel S., Öksüz L., "Multiple Frequency Analysis Of Capacitively Coupled Rf Plasma", ELECO 2005, TÜRKIYE, 7-11 Aralık 2005, vol.1, no.1
(Abstract)Helhel S., Öksüz L., "Measurement Of 27.12mhz + 1.94mhz Capacitively Coupled H Discharge Density Profile", XXVII International Conference on Phenomena in Ionized Gases, HOLLANDA, 17-22 Temmuz 2005, vol.1, no.1
Öksüz L., Korkmaz S., Atilmiş Y., Helhel S., "Dielectric Barrier Discharges Transition From Streamer To Glow", XXVII International Conference on Phenomena in Ionized Gases, HOLLANDA, 17-22 Temmuz 2005, vol.1, no.1
Kir E., Helhel S., Öksüz L., "The Investigation Of Transport Characteristics Of Anion Exchange Membranes And Ecr Plasma Modification", 3rd Black See Conference On Analytical Chemistry, "Process Related Environmental Analytical Chemistry” , ROMANYA, 12-14 Eylül 2005, vol.1, no.1
Helhel S., Öksüz L., Ellingboe B., "Mw Interferometer And Iedf Spectroscopy Dependent Density Comparison", XXVII International Conference on Phenomena in Ionized Gases, HOLLANDA, 17-22 Temmuz 2005, vol.1, no.1
Helhel S., Öksüz L., Çerezci O., "Characterisitcs Of Microwave Plasma", The Fourth World Congress on Microwave and Radio Frequency Applications, AIChE, ABD, 17-24 Kasım 2004, vol.1, no.1
Korkmaz S., Helhel S., Öksüz L., "Investigation Of Wool Fabric: Depending On Experimental Parameters", ICOPS2004 31st IEEE International Conference on Plasma Science, ABD, Haziran 2004, vol.1, no.1
(Abstract)Helhel S., Öksüz L., Çerezci O., Rad A.Y., "Sterilization In Plaxy Glass Tube By Microwave", ICOPS2004 31st IEEE International Conference on Plasma Science, ABD, 28 haziran 1 Temmuz 2004, vol.1, no.1
(Abstract)Helhel S., Çerezci O., Öksüz L. , "Sterilization In Plexy Glass Tube By Microwave", ICOPS2004 31st IEEE International Conference on Plasma Science, ABD, 28 haziran 1 Temmuz 2004, vol.1, no.1
Kir E., Öksüz L., Helhel S., Gök A., "Ecr Plasma Sterilisation, Argon And Nitrogen Treated Plasma", GEC 2004, IRLANDA, 28 Eylük- 3Ekim 2004, vol.1, no.1
Helhel S., Öksüz L., "Investigation Of Dbd And Ecr Plasma For Cotton Fabrics: Depending On Experimental Parameters", GEC 2004, IRLANDA, 28 Eylül- 3Ekim 2004, vol.1, no.1
Helhel S., Öksüz L., "Importance Of Dielectric Quarter Wave Window Design For Coupling Efficiency", GEC 2004, IRLANDA, 28 Eylül- 3Ekim 2004, vol.1, no.1
Korkmaz S., Öksüz L., Helhel S., "Results Of Dielectric Barrier Discharge (Dbd) On Wool And Cotton", The Fourth World Congress on Microwave and Radio Frequency Applications, AIChE, ABD, 7-12 Kasım 2004, vol.1, no.1
Öksüz L. , Kir E., Helhel S., "Plazma Modified Ion Transport Membranes", International Workshop on Plasma Polymers and Related Materials, TÜRKIYE, 7-9 Ekim 2004, vol.1, no.1, pp.34-39
Helhel S., Öksüz L., Çerezci O., Rad A.Y., "Ecr Plasma Sterilisation", The Fourth World Congress on Microwave and Radio Frequency Applications, AIChE, ABD, 7-12 Kasım 2004, vol.1, no.1
Helhel S., Çolak B., Vetiy A., Serbest H., "Bistatic Scattering From Vegetation Canopy In Millimeter Wave", 62nd ARFTG Conference, ABD, 4-5 Aralık 2003, vol.1, no.1, pp.273-281
(Abstract)Helhel S., Çolak B., "A Neural Network Application On Data Obtained By Microwave Methods For Gasoline Classification", International Conference on Signal Processing, TÜRKIYE, Ekim 2003, vol.1, no.2, pp.122-125
Helhel S., Karaçuha E., Üstüner F., "Uhf Radio Propagation Models For Corridors", International Cofereance on Telecommunications, YUNANISTAN, 22-25 Haziran 1998, vol.1, no.1
Helhel S., Karaçuha E., Şeker S., "Koridorlarda 1ghz'De Doğrudan Görüş Alanı Propagasyon Modeli", Elektrik Mühendisleri Odası 7.Ulusal Kongresi, ANKARA, TÜRKİYE, 8-14 Eylül 1997, cilt.1, no.1
Helhel S., Şeker S., Karaçuha E., "Ray Tracing Propagation Model Of Uhf Radio Waves For Corridors", Electronics, Circuits and Systems ICECS'97, MISIR, 25-28 Aralık 1997, vol.1, no.1
Helhel S., Karaçuha E., Gülgönül Ş., "Analytical Continuity Of Missed Data Obtained Through Born Approximation By Ramm Functions", EMO 6. ULUSAL KONGRESİ, BURSA, TÜRKİYE, Eylül 2006, cilt.1, no.1
Karaçuha E., Helhel S., "Ters Saçılma Problemlerine Yeni Bir Yaklaşım", EMO 6. ULUSAL KONGRESİ, BURSA, TÜRKİYE, Eylül 1995, cilt.1, no.1
Serbest H., Helhel S., Çolak B., Vertiy A., "Measurement Of Gasoline Purity By Microwave Techniques", Asia-Pasific Microwave Conference (APMC '95), KAIST,Tajeon, JAPONYA, 10-13 Ekim 1995, pp.11-12