A testing equipment of dynamic penetration plate anchor for a hypergravity centrifuge includes five parts: a test model box, a magnetic induction positioning system, an anchor release device, a loading and measuring device and a dynamic penetration plate anchor. A test foundation is disposed in the test model box, the top part of the test model box along a lengthwise direction is provided with a slide rail of model box, the anchor release device and the loading and measuring device are installed on the slide rail of model box, and the magnetic induction positioning system is installed on the anchor plate of the dynamic penetration plate anchor and the test model box. It can solve the problem that movement information of the anchor body is difficult to obtain due to opaque soil, and can accurately and effectively carry out tests of dynamic penetration plate anchors of hypergravity centrifuges.

A measuring device for detecting measuring signals during either a scanning across a surface to determine a surface profile or a penetration movement of an indenter into a surface of the specimen to determine hardness, and, scanning with sufficient force to determine the scratch resistance of the specimen is described. All of the measurements can be done on the same specimen without unmounting the specimen from a holder. A camera mounted to the same framework as the measuring device enables further documentation of the specimen being tested.

The present invention relates to an integrated system and method for in-situ 3-axis scanning and detecting defects in a CFRP composite (150) being loaded under static and cyclic test conditions. The system comprises a test system integrated with (10) a scanning system (20) that comprises a probe assembly (52) to generate eddy current on the surface of the CFRP composite (150) mounted on the test system, and a 3D scanner assembly (60) for movement of the probe assembly (50) over the entire surface area of the CFRP composite (150) along X-axis, Y-axis and Z-axis. An operator console (70) is connected to the test system and the scanning system (20) for controlling (3) mechanical test process in the test system and for controlling 3-dimensional movement of the probe assembly (52) along X-axis, Y-axis and Z-axis in a synchronous manner. Such system and method achieve (3D) automated and synchronized 3D scanning of the CFRP composite (150) to accurately detect the defects in the CFRP composite (150) before/during/after mechanical testing without interrupting the mechanical test process.

A tensile testing machine comprising a test specimen whose elongation is to be measured along a tensile axis, slide plates, an intermediate plate, and first and second parallel guide rods, which freely guide the slide plates axially past them.

The present invention relates to a nano-ligand for promoting cell adhesion and differentiation of stem cells and a method of promoting cell adhesion and differentiation of stem cells by using the nano-ligand, and the method of promoting cell adhesion and differentiation of stem cells according to the present invention may temporally and spatially, and reversibly control nano-ligand sliding by applying a magnetic field to a substrate including the nano-ligands, and efficiently control stem cell adhesion and differentiation ex vivo or in vivo through the magnetic-field based on spatiotemporal control.

The invention relates to a measuring System, a measuring arrangement and a method for detecting measuring signals during a penetration movement of a penetration body (41) into a surface of a test body (14), in particular for hardness measurement or for determining the Scratch resistance of the surface of the test body (14), or for detecting measuring signals during a scanning movement of the penetration body (41) on the surface of the test body (14), in particular for determining the surface roughness, comprising a housing (47) provided with a power generating device (44) which is operatively connected to a penetration body (41) for generating a displacement movement of the penetration body (41) along a displacement axis (48) of the penetration body (41) and which actuates a penetration movement of the penetration body (41) into the surface to be examined of the test body (14), or which positions the penetration body (41) on the surface of the test body (14) for scanning, and further comprising at least one first measuring device (78) for measuring the penetration depth in the surface of the test body (14) or a displacement movement of the penetration body (41) along its displacement axis (48) during a scanning movement on the surface of the test body (14), wherein the power generating device (44) actuates the displacement movement of the penetration body (41) by means of a magnetic force.

A bond test apparatus comprises a test tool assembly 200 comprising a test tool 40 configured to contact a bond during a bond test, a flexure 80 coupled to the test tool assembly, and a sensor. The sensor is configured to provide a measurement of a displacement of a first end of the flexure 80 relative to a second end of the flexure on application of a force to the flexure, and a processor is configured to receive a displacement signal from the sensor and, based on the displacement signal and optionally a known stiffness of the flexure, to determine the force on the flexure. A cartridge for a bond test apparatus, a method of measuring a force in a bond test apparatus, and a method of measuring the closing force on the jaws of a bond test tool are also provided.

A sensor arrangement for measuring a mechanical loading, comprising a first member to be mechanically loaded; a first sensor component arranged on the first member; a printed circuit board (PCB); a second sensor component arranged on the PCB and spaced from the first sensor component, wherein an output signal of the second sensor component is indicative of the distance between the first and second sensor components; and an electronic component arranged on the PCB and configured to receive the output signal of the second sensor component, wherein the sensor arrangement is configured such that the distance between the first and second sensor components depends on the mechanical loading applied to the first member.

A material testing machine is provided. The material testing machine includes a force detector that detects the testing force that acts on the target to be tested; a displacement detector that detects displacement generated in the target to be tested; and a controller that controls the load mechanism. The controller includes: a differential displacement calculator that obtains a differential displacement value from a value of the displacement detected by the displacement detector and a target displacement value that has been set in advance as a test condition; and a display controller that displays, on a display device, a differential displacement graph indicating, in a form of a graph, time-series data of the differential displacement value calculated by the differential displacement calculator.

A measurement apparatus for micro- and nano-scale materials and a measurement method thereof are provided. The measurement apparatus for the micro- and nano-scale material includes a transmission electron microscope to generate a magnetic field, and a conductive flat punch and a sample which are arranged in the magnetic field. The sample includes the micro- and nano-scale materials. When the current passes through the sample and the conductive flat punch, the conductive flat punch deflects laterally relative to the sample with controllable displacement driven by the electromagnetic force. The required lateral displacement of the present invention is controllable, so that the utilization rate of equipment is greatly increased, and the cost is reduced. In addition, the whole test is performed in the transmission electron microscope, so that a measurement process can be observed in real time.