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EN
Market introduction of technologically innovative products or services is based around a desire to create offerings with superior customer value. This perceived customer value creation process has to be divided into segments to provide a diagnostic tool which can usefully assist managers create new superior value technology based products or services by including customer participation in the development process. The use of such a tool, based on customer value and technical debt as parameters, will allow company decision makers to analyze and measure the nature of customer perceptions and the innovativeness of a proposed offering enabling them to define concrete marketing strategies as a result and minimizing the risk of market failure of an innovation based product. The importance of technical debt and customer value added as the parameters of technology innovation based strategies is discussed in this article.
EN
The heretofore applied analysis of the sizes of bricks used for erecting walls, applied in architectural research and resulting in the establishment of groups distinguishing particular phases of the con-struction of a historical building, is, as a rule, effective and helpful for the determination of the relative chronology of successive stages of erection. It also made it possible to assume that the dimensions of the applied material, whose recognition in the course of the research is the simplest, are not the sole characteristic parameter that differentiates particular periods of the emergence of a given monument. Parameters just as essential for attaining this objective could involve also other physical features of the used building material In this instance, the parameter subjected to the test was the resilience of the bricks. The measurement, conducted in a non-invasive manner, tested the proposed method, which, if it fulfils all the expectations, will call for a precise approach. The applied examination of the wall surface involved the use of the Schmidt hammer, until now universally employed for examining concrete in contemporary buildings. This device serves the measurement of the reaction of the studied material to impact dealt with a constant force. The hammer in question is the Silver Schmidt produced by Proceq. The test was carried out in Łęczyca Castle, a relatively well-examined monument with accessible research amenities. The measurement was conducted in the castle courtyard. The experiment made it possible to ascertain a differentiation of the results of the research relating to particular fragments of the wall; in a confrontation with an analysis of the geometry of the examined bricks, they may be recognised as concurrent with the known and published stratigraphy of the castle walls. The experiment made it possible to assess the outcome as positive. A further examination of the usefulness of the suggested method for studying the reaction of the brick wall to blows dealt with the Schmidt hammer calls for consecutive tests involving monuments with a defined wall stratigraphy or carried out in the course of architectural research focused on monuments under examination. The proposed experiment can be also of use for establishing the relative stratigraphy of the walls of historical monuments located at a considerable distance from each other, since in view of the absence of direct proximity it is impossible to establish their usual chronological relation. In the case of successive positive results confirming the purposefulness of the proposed method, the latter will call for a more through outline. Its acceptance as useful for an absolute dating of brick walls, however, appears to be rather unlikely; quite possibly, multiple attempts at its application could allow the recognition of the outcome of the reaction of the bricks to the Schmidt hammer as a characterstic feature of brick walls from assorted epochs. One should also take into account similar undertakings while studying stone walls.
EN
Research conducted in the church in Krzyworzeka was carried out by a team from the Institute of Archaeology at Lódz University and the Regional Centre for the Study and Documentation of Historical Monuments in Lódz. The purposes of the investigations were both cognitive and conservation-related. The outcome provided fundamental data concerning the monument in question. The original church was erected on a rather simple plan, with a nave on an orthogonal projection, 9,94x11,69 m, and a narrower, presbytery with the shape of a reverse rectangle, 5,86 x 6,70 m. To the north, the presbytery was adjoined by a sacristy with a length corresponding to the presbytery and a ground floor 2,86x5,54 m large. The thickness of the nave walls totals about 1,55 m, and that of the presbytery and sacristy – 1,30 m. The nave and the presbytery were covered with a wooden ceiling, and the sacristy - with a barrel roof. A freestanding brick bell tower, 5,93x6,15 m. was erected to the south of the church. The stones used for building the walls are easily available and different sized erratic boulders collected while clearing the fields after the locatio, as well as sandstone broken in the deposit, accessible in the nearby outcrops in the river valley of the Krzywa. Smaller stones stabilising the layers of the wall were placed between the larger erratic boulders. The tendency towards preserving the wall faces is conspicuous in the church and the bell tower. The stones were segregated by arranging them with the flat parts towards the face, while the visible parts feature traces of hewing the faces.The bell tower displays nests left begin by the scaffolding, spaced every 1,3 -1,4 m, horizontally and about 1,1-1,2 m. vertically. The archaeological dig registers traces of vertical wooden posts, probably the remnants of the scaffolding, standing 0,3 m from the face wall and 2,3 m from each other. There is no doubt about the connection of the examined monument and the reign of Duke Boleslaw the Pious, the ruler of the land of Ruda, while the direct overseer and constructor supervising the construction was scultetus Theodoric, who located the village. The origin of the church should, therefore, be situated within a current of colonization based on German law (second half of the thirteenth century), totally unexamined as regards its socio-ethnic aspects and insufficiently studied historically. Presumably the architectural spatial model of the church in Krzyworzeka was imported from the birthplace of Theodoric and the colonists brought over by him. There are no data relating to Theodoric's descent, but we are entitled to assume that he could have come to the ducal court and then the land of Ruda from Silesia. The time of the erection of the church and the bell tower can be described approximately, since the locatio act issued in 1264 mentions 15 years exempt of all obligations and services. Such a time span would have made it possible to gather a suitable amount of building material and to erect a church together with a freestanding bell tower. One may accept that the construction was completed about 1280.
EN
In 2005 and 2006 the Institute of Archaeology at Lódz University and the Regional Centre for Monuments Study and Documentation in Lódz conducted architectural studies of the titular church in Stronsko (commune of a police), making it possible to identify a number of heretofore unknown elements of the original Romanesque solid of the church, the degree of its preservation, and the interior outfitting. The researchers also defined the chronology of particular phases in the development of the solid. The original Romanesque church was erected as a single-nave stone construction, with the outside face made of burnt brick possessing all the features of material tooled with stonework methods. The distinct elements of the solid composition included an apse, considerably reduced by the presbytery, a nave, and probably a two-tower western massif. The brick conch ceiling of the apse was closed from the side of the presbytery with a double archivolt. The presbytery featured a brick cradle ceiling, and from the nave was closed with a semicircular arcade of the rood beam. The pillars of the arch and the apse were straight and non-molded. The church was probably covered with an open roof truss. An examination of the western scope of the nave, based on archaeological methods, facilitated a recreation of the original plan of the church. The area of the towers was outfitted with a western gallery connected with a staircase in the north-western corner of the nave. The altar table was a brick mensa. The church was entered through a portal, featuring the extant original carved tympanum. The interior of the building was not plastered, and the presbytery was decorated with polychrome. Additional light was provided by six small window openings in the northern and southern walls. A single window was located along the axis of the apse.
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