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Showing 1 to 20 of 174 for “"University of Patras"”.
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User-based evaluation of academic digital libraries : case studies, Social Science Information Gateway, Art, Design Architecture & Media Gateway and the Electronic Journals Service of the University of Patras, Greece
The purpose of this study was to evaluate the use of academic digital libraries from a user-oriented approach. For this purpose, end-users were invited to describe how they perceive and make use of academic digital libraries. The study was focused on Subject Based Information Gateways (SBIGs) and …
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ΠΡΟΓΝΩΣΗ ΣΕΙΣΜΩΝ ΜΕ ΤΗΝ ΤΕΧΝΙΚΗ ΤΗΣ ΑΚΟΥΣΤΙΚΗΣ ΕΚΠΟΜΠΗΣ
… AND STRUCTURES) AND ON A MEGASCALE (STABILITY OF GEOLOGICAL STRUCTURES ANDEARTHQUAKE PREDICTION. FOR THE INVESTIGATION AND EVENTUAL PREDICTION OF FAILURE PROCESSES. CONCERNING THE LATTER A NETWORK OF 3 MONITORING STATIONS CONSISTING OF PIEZOELECTRIC TRANSDUCERS IN DEEP BOREHOLES, CONDITIONING …
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Advanced functional and sequential statistical time series methods for damage diagnosis in mechanical structures
… years have seen a rapid increase in the amount of research related to Structural Health Monitoring (SHM) as quantified by the significant escalation in papers published on this subject. Thus, the increased interest in this engineering field and its associated potential constitute the main motive …
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Η εκπαιδευτική πολιτική της δικτατορίας στην τριτοβάθμια εκπαίδευση (1967-1974) : θεσμικές ρυθμίσεις και στρατηγικές νομιμοποίησης στο Πανεπιστήμιο Πατρών. Οι αντιστάσεις των φοιτητών και η συλλογική μνήμη
Σκοπός της παρούσας διατριβής είναι η μελέτη της εκπαιδευτικής πολιτικής που ασκήθηκε την περίοδο της απριλιανής δικτατορίας (1967-1974) στην τριτοβάθμια εκπαίδευση. Ο ερευνητικός φακός εστιάζεται στις θεσμικές ρυθμίσεις και στις στρατηγικές νομιμοποίησης της εκπαιδευτικής πολιτικής της δικτατορίας …
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ΑΥΤΟΠΡΟΣΑΡΜΟΖΟΜΕΝΟΙ ΑΛΓΟΡΙΘΜΟΙ ΑΥΤΟΜΑΤΟΥ ΕΛΕΓΧΟΥ: ΣΥΓΚΡΙΤΙΚΗ ΥΠΟΛΟΓΙΣΤΙΚΗ ΑΝΑΛΥΣΗ-ΠΑΡΑΛΛΗΛΙΣΜΟΣ
THE SUBJECT OF THIS THESIS WAS THE STUDY OF BOTH KNOWN AND NEW ADAPTIVE CONTROL ALGORITHMS, FOR LINEAR, STOCHASTIC, DISCRETE TIME SYSTEMS, WITH UNKNOWN PARAMETERS. WE CONSIDERED FIRST THE CASE WHERE THE SYSTEM MODEL IS IN STATE SPACE FORM. THE TWO WELL KNOWN ADAPTIVE CONTROL ALGORITHMS, FOR SYSTEMS …
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ΑΤΑΡΑΛΓΗΣΙΑ: ΣΥΝΔΙΑΣΜΟΣ ΦΛΟΥΝΙΤΡΑΖΕΠΑΜΗΣ ΚΕΤΑΜΙΝΗΣ ΚΑΙ ΒΡΩΜΙΟΥΧΟΥ ΠΑΝΚΟΥΡΟΝΙΟΥ ΣΕ ΑΣΘΕΝΕΙΣ ΜΕ ΚΑΡΔΙΑΚΗ ΘΛΑΣΗ
… AN ANAESTHETIC TECHNIQUE WHICH IS A COMBINATION OF RO5-4200 (ROHYPNOL) AND KETALAR WITH PAVULON AND WHICH HAS THE LEAST SUPPRESSING EFFECT UPON THE MYOCARDIUM AND THE CIRCULATORY SYSTEM. WE TRIED THIS ANAESTHETIC TECHNIQUE IN 24 PATIENTS WITH DIAGNOSED CONTUSIO CARDIS, WHO WHERE OPERATED BECAUSE …
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Η ΕΠΙΔΡΑΣΗ ΤΗΣ ΔΙΑΛΛΥΛΟΝΟΡΤΟΞΙΦΕΡΙΝΗΣ ΚΑΙ ΤΟΥ ΒΡΩΜΙΟΥΧΟΥ ΠΑΝΚΟΥΡΟΝΙΟΥ ΣΤΗΝ ΕΝΔΟΦΘΑΛΜΙΑ ΠΙΕΣΗ ΚΑΤΑ ΤΗΝ ΔΙΑΡΚΕΙΑ ΤΗΣ ΓΕΝΙΚΗΣ ΑΝΑΙΣΘΗΣΙΑΣ
THE COMPARATIVE STUDY OF THE EFFECTS OF DIALYLNORTOXIFERINE (DNT) AND OF PANCURONIUM BROMIDE (PB) ON THE INTRAOCULAR PRESSURE (IOP) DURING GENERAL ANAESTHESIAWAS PERFORMED ON 80 ADULT PATIENTS IN THE COURSE OF VARIOUS SURGICAL PROCEDURES. OUT OF THE 80 PATIENTS, 40 WERE CHRONIC HYPERTENSIVE AND 40 …
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ΣΤΕΛΕΧΗ STAPHILOCOCCUS AUREUS ΑΝΘΕΚΤΙΚΑ ΚΑΙ ΕΥΑΙΣΘΗΤΑ ΣΤΗ METHICILLIN: ΛΥΣΙΤΥΠΙΑ, ΑΝΙΧΝΕΥΣΗ ΠΛΑΣΜΙΔΙΩΝ ΚΑΙ ΠΡΩΤΕΙΝΩΝ ΚΥΤΤΑΡΙΚΗΣ ΜΕΜΒΡΑΝΗΣ
A TOTAL OF 170 S AUREUS STRAINS ISOLATED DURING ONE YEAR PERIOD AT THE UNIVERSITY HOSPITAL OF PATRAS MEDICAL SCHOOL WERE EXAMINED FOR RESISTANCE TO A BATTERY OF ANTIMICROBIAL AGENTS BY DISK DIFFUSION AND M/C DETERMINATION. FI ISOLATES WERE LINCOMYCIN AND METHICILLIN RESISTANT (LMRSA). IN THE GROUP …
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ΜΗ-ΦΑΡΑΝΤΑΙΚΗ ΗΛΕΚΤΡΟΧΗΜΙΚΗ ΤΡΟΠΟΠΟΙΗΣΗ ΤΗΣ ΕΝΕΡΓΟΤΗΤΑΣ ΚΑΤΑΛΥΤΩΝ ΟΞΕΙΔΩΣΗΣ ΤΟΥΑΙΘΥΛΕΝΙΟΥ
… FOUND THAT CATALYTIC ACTIVITY AND SELECTIVITY OF METAL CATALYSTS USED FOR ETHYLENE OXIDATION CAN BE ALTERED DRAMATICALLY AND IN A REVERSIBLE MANNER. THIS IS ACCOMPLISHED BY ELECTROCHEMICALLY SUPPLYING OXYGEN ANIONS ONTO CATALYTIC SURFACES VIA POLARIZED SOLID ELECTROLYTE CELLS. OXYGEN ANIONS, …
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ΜΕΓΙΣΤΟ ΜΗΚΟΣ ΡΟΗΣ ΕΠΙΤΥΧΙΩΝ ΚΑΙ ΠΟΛΥΩΝΥΜΑ ΤΥΠΟΥ-FIBONACCI
… THE GENERATING FUNCTION AND FACTORIAL MOMENTS OF LN. OUR FORMULAS ARE IN TERMS OF FIBONACCI-TYPE POLYNOMIALS OF ORDER K. WE INTRODUCE AND STUDY A NEW DISTRIBUTION, THE BINOMIAL DISTRIBUTION OF ORDER K AND DERIVE THE EXACT DISTRIBUTION OF IT. APPLICATIONS OF THE RANDOM VARIABLES WHICH WE STUDY …
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ΣΥΜΒΟΛΗ ΣΤΗΝ ΜΕΛΕΤΗ ΤΟΥ ΦΩΤΟΒΑΡΥΤΙΚΟΥ ΠΕΡΙΟΡΙΣΜΕΝΟΥ ΠΡΟΒΛΗΜΑΤΟΣ ΤΩΝ ΤΡΙΩΝ ΣΩΜΑΤΩΝ
… PROBLEM IS STUDIED WITH THE ADDITIONAL INFLUENCE OF THE PRESSURE DUE TO RADIATION EMITTED FROM ONE AT LEAST OF THE MAIN BODIES (RADZIEVSKII MODEL). IN THE FIRST CHAPTER THE EQUATIONS OF MOTION OF THE THIRD BODY ARE GIVEN IN AN INERTIAL AS WELL AS IN A DIMENSIONLESS ROTATING FRAME (WHERE AN …
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Η ΒΙΟΣΥΝΘΕΣΗ ΤΩΝ ΒΑΣΙΚΩΝ ΜΕΜΒΡΑΝΩΝ ΩΣ ΒΙΟΧΗΜΙΚΟΣ ΔΕΙΚΤΗΣ ΤΗΣ ΑΓΓΕΙΟΓΕΝΕΣΗΣ
THE PRESENT THESIS CONCERNS THE DEVELOPMENT OF A NEW METHOD FOR ASSESSING ANGIOGENESIS. THE SYSTEM CHOSEN IS THE CHORIOALLANTOIC MEMBRANE (CAM) OF THE CHICK EMBRYO, AND THE METHOD IS BASED ON THE RATE OF BASEMENT MEMBRANE (BM) BIOSYNTHESIS DURING EMBRYOGENESIS. MORPHOLOGICAL EVALUATION OF …
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ΜΕΛΕΤΗ ΜΑΓΝΗΤΟΑΝΤΙΣΤΑΣΗΣ ΣΕ ΜΟΝΟΚΡΥΣΤΑΛΛΟΥΣ FE7S8
THIS IS A STUDY OF THE MAGNETORESISTANCE IN ANTIFERROMAGNETIC SEMICONDUCTORS AND SPECIALLY IN PYRRHOTITE FE7S8 CUT FROM NATURAL SINGLE CRYSTALS (WITH ORIENTATIONS B C AND B// FROM 88 TO 607K. BEYOND THE NEEL POINT TN 600K AND FOR MAGNETIC FIELDS B FROM 0 TO 7 KG. A MAGNETORESISTANCE OF THE ORDER OF …
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IN VITRO ΑΝΑΠΤΥΞΗ ΑΝΤΟΧΗΣ ΠΡΟΤΥΠΟΥ ΣΤΕΛΕΧΟΥΣ PSEUDOMONAS AERUGINOSA ΣΤΟ ΙΜΙΡΕΝΕΜ ΚΑΙ ΙΔΙΟΤΗΤΕΣ ΑΥΤΟΥ
A PROTOTYPE SENSITIVE STRAIN OF PSEUDOMONAS AERUGINOSA (IR) WAS "ADAPTED" IN VITRO TO IMIPENEM BY SERIAL TRANSFERS IN BROTH CONTAINING INCREASING CONCENTRATIONS OF ANTIBIOTIC AND UP TO 32MG/ML. 30 SERIAL SUBCULTURES OF THE RESISTANT PROGENY (IR-RES) IN ANTIBIOTIC FREE SOLID MEDIA RESULTED IN A …
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ΜΕΛΕΤΗ ΤΩΝ ΡΙΖΩΝ ΜΙΚΤΩΝ ΣΥΝΑΡΤΗΣΕΩΝ BESSEL
WE STUDY THE EXISTENCE OR NOT OF THE COMPLEX AND REAL ZEROS OF MIXED BESSEL FUNCTIONS, MV(Z)=F(Z)JV(Z)+G(Z)JV'(Z), OF FIRST KIND AND ORDER V (IN GENERAL COMPLEX). THE MULTIPLICITY OF THE ZEROS OF THE DERIVATIVES OF BESSEL FUNCTIONS JV(S)(Z), S=1,2,3,4 IS ALSO EXAMINED. FOR THE FUNCTION JV''(Z), …
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ΤΕΧΝΙΚΟΓΕΩΛΟΓΙΚΕΣ ΣΥΝΘΗΚΕΣ ΣΤΟ ΝΟΜΟ ΑΧΑΙΑΣ-ΓΕΩΜΗΧΑΝΙΚΟΙ ΧΑΡΑΚΤΗΡΕΣ ΤΩΝ ΠΛΕΙΟΠΛΕΙΣΤΟΚΑΙΝΙΚΩΝ ΙΖΗΜΑΤΩΝ
THE ENGINEERING-GEOLOGICAL FRAME OF ACHAIA PROVINCE IS GIVEN AT FIRST, BY EVALUATING THE PREDOMINANT CONDITIONS, AND BY DRAWING THE ENGINEERING-GEOLOGICAL MAPOF THE AREA AT A SCALE OF 1:100. 000. IN THIS MAP, 18 LITHOLOGICAL UNITIES AREDISTINGUISHED. FOLLOWING, THE LITHOSTRATIGRAPHY, TECTONICS, …
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ΗΛΕΚΤΡΙΚΕΣ ΙΔΙΟΤΗΤΕΣ ΛΕΠΤΩΝ ΥΜΕΝΙΩΝ ΜΕΤΑΛΛΟΥ-ΠΥΡΙΤΙΟΥ
ΜΕΛΕΤΩΝΤΑΙ Ο ΤΡΟΠΟΣ ΠΑΡΑΣΚΕΥΗΣ ΚΑΙ ΟΙ ΗΛΕΚΤΡΙΚΕΣ ΙΔΙΟΤΗΤΕΣ ΛΕΠΤΩΝ ΥΜΕΝΙΩΝ ΕΝΩΣΕΩΝ ΜΕΤΑΛΛΟΥ-ΠΥΡΙΤΙΟΥ (SILICIDES). ΜΕΤΑ ΤΗΝ ΠΑΡΑΣΚΕΥΗ, ΜΕ ΘΕΡΜΙΚΗ ΚΑΤΕΡΓΑΣΙΑ ΕΝ ΚΕΝΩ, ΤΩΝ ΛΕΠΤΩΝ ΥΜΕΝΙΩΝ ΤΩΝ ΕΝΩΣΕΩΝ ΜΕΤΑΛΛΩΝ-ΠΥΡΙΤΙΟΥ ΑΚΟΛΟΥΘΕΙ Η ΑΝΑΛΥΣΗ ΤΩΝ ΕΝΩΣΕΩΝ ΠΟΥ ΣΧΗΜΑΤΙΣΘΗΚΑΝ ΜΕ ΤΗΝ ΧΡΗΣΗ ΤΩΝ ΑΚΤΙΝΩΝ Χ, …
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ΑΛΓΟΡΙΘΜΟΙ ΔΙΑΜΕΛΙΣΜΟΥ ΓΡΑΜΜΙΚΗΣ ΕΚΤΙΜΗΣΗΣ-ΣΥΓΚΡΙΤΙΚΗ ΥΠΟΛΟΓΙΣΤΙΚΗ ΑΝΑΛΥΣΗ
… ALGORITHM, RECURSIVE PARTITIONING ALGORITHM OF ANDRISANI, GAU AND THE LAINIOTIS PER-SAMPLE PARTITIONING FILTER) AND THE KALMAN FILTER. THIS COMPARATIVE STUDY IS CONSIDERED FOR BOTH TIME INVARIANT ANDTIME VARYING SYSTEMS. FINALLY THE BEST OF THESE ALGORITHMS WITH RESPECT TO COMPUTER TIME AND …
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ΔΙΕΡΕΥΝΗΣΗ ΦΥΣΙΚΟΓΕΩΜΕΤΡΙΚΩΝ ΠΑΡΑΜΕΤΡΩΝ ΓΙΑ ΒΕΛΤΙΣΤΟΠΟΙΗΣΗ ΤΗΣ ΑΚΤΙΝΟΓΡΑΦΙΑΣ
PHOTOGRAPHIC CHARACTERISTICS, CHARACTERISTICS OF IMAGE TRANSFER AND MOTTLE HAVE BEEN INVESTIGATED FOR SEVERAL SCREEN-FILM SYSTEMS. CALCULATIONS ON INFORMATION CAPACITY FOR SCREEN-FILM SYSTEMS HAVE BEEN CONDUCTED AND THE INTRODUCTION OF THE PARAMETER "INFORMATION CAPACITY PER UNIT AREA AND PER UNIT …
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ΨΕΥΔΟΚΑΡΔΙΑΚΗ ΝΟΣΟΣ ΚΑΙ ΠΑΡΑΜΟΡΦΩΣΕΙΣ ΘΩΡΑΚΟΣ
… PULMONARY HEART DISEASE IN SCOLIOSIS. THE REST OF CHEST DEFORMITIES DO NOT PRODUCE PSEUDOHEART DISEASE OR PULMONARY-HEART DISEASE. PSEUDOHEART DISEASE WITHOUT CHEST DEFORMITIES.
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